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Merge pull request #6463 from delroth/auto-update 

Initial implementation of the Dolphin auto-updater for Windows
This commit is contained in:
Anthony 2018-03-20 11:28:26 -07:00 committed by GitHub
parent 43c92c8b16 66b41c5509
commit ad8c31699f
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
39 changed files with 7409 additions and 4 deletions
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69
Externals/ed25519/add_scalar.c vendored Normal file
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#include "ed25519.h"
#include "ge.h"
#include "sc.h"
#include "sha512.h"
/* see http://crypto.stackexchange.com/a/6215/4697 */
void ed25519_add_scalar(unsigned char *public_key, unsigned char *private_key, const unsigned char *scalar) {
const unsigned char SC_1[32] = {1}; /* scalar with value 1 */
unsigned char n[32];
ge_p3 nB;
ge_p1p1 A_p1p1;
ge_p3 A;
ge_p3 public_key_unpacked;
ge_cached T;
sha512_context hash;
unsigned char hashbuf[64];
int i;
/* copy the scalar and clear highest bit */
for (i = 0; i < 31; ++i) {
n[i] = scalar[i];
}
n[31] = scalar[31] & 127;
/* private key: a = n + t */
if (private_key) {
sc_muladd(private_key, SC_1, n, private_key);
// https://github.com/orlp/ed25519/issues/3
sha512_init(&hash);
sha512_update(&hash, private_key + 32, 32);
sha512_update(&hash, scalar, 32);
sha512_final(&hash, hashbuf);
for (i = 0; i < 32; ++i) {
private_key[32 + i] = hashbuf[i];
}
}
/* public key: A = nB + T */
if (public_key) {
/* if we know the private key we don't need a point addition, which is faster */
/* using a "timing attack" you could find out wether or not we know the private
key, but this information seems rather useless - if this is important pass
public_key and private_key seperately in 2 function calls */
if (private_key) {
ge_scalarmult_base(&A, private_key);
} else {
/* unpack public key into T */
ge_frombytes_negate_vartime(&public_key_unpacked, public_key);
fe_neg(public_key_unpacked.X, public_key_unpacked.X); /* undo negate */
fe_neg(public_key_unpacked.T, public_key_unpacked.T); /* undo negate */
ge_p3_to_cached(&T, &public_key_unpacked);
/* calculate n*B */
ge_scalarmult_base(&nB, n);
/* A = n*B + T */
ge_add(&A_p1p1, &nB, &T);
ge_p1p1_to_p3(&A, &A_p1p1);
}
/* pack public key */
ge_p3_tobytes(public_key, &A);
}
}

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#ifndef ED25519_H
#define ED25519_H
#include <stddef.h>
#if defined(_WIN32)
#if defined(ED25519_BUILD_DLL)
#define ED25519_DECLSPEC __declspec(dllexport)
#elif defined(ED25519_DLL)
#define ED25519_DECLSPEC __declspec(dllimport)
#else
#define ED25519_DECLSPEC
#endif
#else
#define ED25519_DECLSPEC
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifndef ED25519_NO_SEED
int ED25519_DECLSPEC ed25519_create_seed(unsigned char *seed);
#endif
void ED25519_DECLSPEC ed25519_create_keypair(unsigned char *public_key, unsigned char *private_key, const unsigned char *seed);
void ED25519_DECLSPEC ed25519_sign(unsigned char *signature, const unsigned char *message, size_t message_len, const unsigned char *public_key, const unsigned char *private_key);
int ED25519_DECLSPEC ed25519_verify(const unsigned char *signature, const unsigned char *message, size_t message_len, const unsigned char *public_key);
void ED25519_DECLSPEC ed25519_add_scalar(unsigned char *public_key, unsigned char *private_key, const unsigned char *scalar);
void ED25519_DECLSPEC ed25519_key_exchange(unsigned char *shared_secret, const unsigned char *public_key, const unsigned char *private_key);
#ifdef __cplusplus
}
#endif
#endif

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<?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup Label="ProjectConfigurations">
<ProjectConfiguration Include="Debug|x64">
<Configuration>Debug</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|x64">
<Configuration>Release</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
</ItemGroup>
<ItemGroup>
<ClCompile Include="add_scalar.c" />
<ClCompile Include="fe.c" />
<ClCompile Include="ge.c" />
<ClCompile Include="keypair.c" />
<ClCompile Include="key_exchange.c" />
<ClCompile Include="sc.c" />
<ClCompile Include="seed.c" />
<ClCompile Include="sha512.c" />
<ClCompile Include="sign.c" />
<ClCompile Include="verify.c" />
</ItemGroup>
<ItemGroup>
<ClInclude Include="ed25519.h" />
<ClInclude Include="fe.h" />
<ClInclude Include="fixedint.h" />
<ClInclude Include="ge.h" />
<ClInclude Include="precomp_data.h" />
<ClInclude Include="sc.h" />
<ClInclude Include="sha512.h" />
</ItemGroup>
<PropertyGroup Label="Globals">
<ProjectGuid>{5BDF4B91-1491-4FB0-BC27-78E9A8E97DC3}</ProjectGuid>
<WindowsTargetPlatformVersion>10.0.15063.0</WindowsTargetPlatformVersion>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
<PropertyGroup Label="Configuration">
<ConfigurationType>StaticLibrary</ConfigurationType>
<PlatformToolset>v141</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
<UseDebugLibraries>true</UseDebugLibraries>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
<UseDebugLibraries>false</UseDebugLibraries>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
<ImportGroup Label="ExtensionSettings">
</ImportGroup>
<ImportGroup Label="PropertySheets">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
<Import Project="..\..\Source\VSProps\Base.props" />
<Import Project="..\..\Source\VSProps\ClDisableAllWarnings.props" />
</ImportGroup>
<PropertyGroup Label="UserMacros" />
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
</Project>

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<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<ClCompile Include="add_scalar.c" />
<ClCompile Include="fe.c" />
<ClCompile Include="ge.c" />
<ClCompile Include="key_exchange.c" />
<ClCompile Include="keypair.c" />
<ClCompile Include="sc.c" />
<ClCompile Include="seed.c" />
<ClCompile Include="sha512.c" />
<ClCompile Include="sign.c" />
<ClCompile Include="verify.c" />
</ItemGroup>
<ItemGroup>
<ClInclude Include="ed25519.h" />
<ClInclude Include="fe.h" />
<ClInclude Include="fixedint.h" />
<ClInclude Include="ge.h" />
<ClInclude Include="precomp_data.h" />
<ClInclude Include="sc.h" />
<ClInclude Include="sha512.h" />
</ItemGroup>
</Project>

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41
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#ifndef FE_H
#define FE_H
#include "fixedint.h"
/*
fe means field element.
Here the field is \Z/(2^255-19).
An element t, entries t[0]...t[9], represents the integer
t[0]+2^26 t[1]+2^51 t[2]+2^77 t[3]+2^102 t[4]+...+2^230 t[9].
Bounds on each t[i] vary depending on context.
*/
typedef int32_t fe[10];
void fe_0(fe h);
void fe_1(fe h);
void fe_frombytes(fe h, const unsigned char *s);
void fe_tobytes(unsigned char *s, const fe h);
void fe_copy(fe h, const fe f);
int fe_isnegative(const fe f);
int fe_isnonzero(const fe f);
void fe_cmov(fe f, const fe g, unsigned int b);
void fe_cswap(fe f, fe g, unsigned int b);
void fe_neg(fe h, const fe f);
void fe_add(fe h, const fe f, const fe g);
void fe_invert(fe out, const fe z);
void fe_sq(fe h, const fe f);
void fe_sq2(fe h, const fe f);
void fe_mul(fe h, const fe f, const fe g);
void fe_mul121666(fe h, fe f);
void fe_pow22523(fe out, const fe z);
void fe_sub(fe h, const fe f, const fe g);
#endif

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/*
Portable header to provide the 32 and 64 bits type.
Not a compatible replacement for <stdint.h>, do not blindly use it as such.
*/
#if ((defined(__STDC__) && __STDC__ && __STDC_VERSION__ >= 199901L) || (defined(__WATCOMC__) && (defined(_STDINT_H_INCLUDED) || __WATCOMC__ >= 1250)) || (defined(__GNUC__) && (defined(_STDINT_H) || defined(_STDINT_H_) || defined(__UINT_FAST64_TYPE__)) )) && !defined(FIXEDINT_H_INCLUDED)
#include <stdint.h>
#define FIXEDINT_H_INCLUDED
#if defined(__WATCOMC__) && __WATCOMC__ >= 1250 && !defined(UINT64_C)
#include <limits.h>
#define UINT64_C(x) (x + (UINT64_MAX - UINT64_MAX))
#endif
#endif
#ifndef FIXEDINT_H_INCLUDED
#define FIXEDINT_H_INCLUDED
#include <limits.h>
/* (u)int32_t */
#ifndef uint32_t
#if (ULONG_MAX == 0xffffffffUL)
typedef unsigned long uint32_t;
#elif (UINT_MAX == 0xffffffffUL)
typedef unsigned int uint32_t;
#elif (USHRT_MAX == 0xffffffffUL)
typedef unsigned short uint32_t;
#endif
#endif
#ifndef int32_t
#if (LONG_MAX == 0x7fffffffL)
typedef signed long int32_t;
#elif (INT_MAX == 0x7fffffffL)
typedef signed int int32_t;
#elif (SHRT_MAX == 0x7fffffffL)
typedef signed short int32_t;
#endif
#endif
/* (u)int64_t */
#if (defined(__STDC__) && defined(__STDC_VERSION__) && __STDC__ && __STDC_VERSION__ >= 199901L)
typedef long long int64_t;
typedef unsigned long long uint64_t;
#define UINT64_C(v) v ##ULL
#define INT64_C(v) v ##LL
#elif defined(__GNUC__)
__extension__ typedef long long int64_t;
__extension__ typedef unsigned long long uint64_t;
#define UINT64_C(v) v ##ULL
#define INT64_C(v) v ##LL
#elif defined(__MWERKS__) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__APPLE_CC__) || defined(_LONG_LONG) || defined(_CRAYC)
typedef long long int64_t;
typedef unsigned long long uint64_t;
#define UINT64_C(v) v ##ULL
#define INT64_C(v) v ##LL
#elif (defined(__WATCOMC__) && defined(__WATCOM_INT64__)) || (defined(_MSC_VER) && _INTEGRAL_MAX_BITS >= 64) || (defined(__BORLANDC__) && __BORLANDC__ > 0x460) || defined(__alpha) || defined(__DECC)
typedef __int64 int64_t;
typedef unsigned __int64 uint64_t;
#define UINT64_C(v) v ##UI64
#define INT64_C(v) v ##I64
#endif
#endif

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#include "ge.h"
#include "precomp_data.h"
/*
r = p + q
*/
void ge_add(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q) {
fe t0;
fe_add(r->X, p->Y, p->X);
fe_sub(r->Y, p->Y, p->X);
fe_mul(r->Z, r->X, q->YplusX);
fe_mul(r->Y, r->Y, q->YminusX);
fe_mul(r->T, q->T2d, p->T);
fe_mul(r->X, p->Z, q->Z);
fe_add(t0, r->X, r->X);
fe_sub(r->X, r->Z, r->Y);
fe_add(r->Y, r->Z, r->Y);
fe_add(r->Z, t0, r->T);
fe_sub(r->T, t0, r->T);
}
static void slide(signed char *r, const unsigned char *a) {
int i;
int b;
int k;
for (i = 0; i < 256; ++i) {
r[i] = 1 & (a[i >> 3] >> (i & 7));
}
for (i = 0; i < 256; ++i)
if (r[i]) {
for (b = 1; b <= 6 && i + b < 256; ++b) {
if (r[i + b]) {
if (r[i] + (r[i + b] << b) <= 15) {
r[i] += r[i + b] << b;
r[i + b] = 0;
} else if (r[i] - (r[i + b] << b) >= -15) {
r[i] -= r[i + b] << b;
for (k = i + b; k < 256; ++k) {
if (!r[k]) {
r[k] = 1;
break;
}
r[k] = 0;
}
} else {
break;
}
}
}
}
}
/*
r = a * A + b * B
where a = a[0]+256*a[1]+...+256^31 a[31].
and b = b[0]+256*b[1]+...+256^31 b[31].
B is the Ed25519 base point (x,4/5) with x positive.
*/
void ge_double_scalarmult_vartime(ge_p2 *r, const unsigned char *a, const ge_p3 *A, const unsigned char *b) {
signed char aslide[256];
signed char bslide[256];
ge_cached Ai[8]; /* A,3A,5A,7A,9A,11A,13A,15A */
ge_p1p1 t;
ge_p3 u;
ge_p3 A2;
int i;
slide(aslide, a);
slide(bslide, b);
ge_p3_to_cached(&Ai[0], A);
ge_p3_dbl(&t, A);
ge_p1p1_to_p3(&A2, &t);
ge_add(&t, &A2, &Ai[0]);
ge_p1p1_to_p3(&u, &t);
ge_p3_to_cached(&Ai[1], &u);
ge_add(&t, &A2, &Ai[1]);
ge_p1p1_to_p3(&u, &t);
ge_p3_to_cached(&Ai[2], &u);
ge_add(&t, &A2, &Ai[2]);
ge_p1p1_to_p3(&u, &t);
ge_p3_to_cached(&Ai[3], &u);
ge_add(&t, &A2, &Ai[3]);
ge_p1p1_to_p3(&u, &t);
ge_p3_to_cached(&Ai[4], &u);
ge_add(&t, &A2, &Ai[4]);
ge_p1p1_to_p3(&u, &t);
ge_p3_to_cached(&Ai[5], &u);
ge_add(&t, &A2, &Ai[5]);
ge_p1p1_to_p3(&u, &t);
ge_p3_to_cached(&Ai[6], &u);
ge_add(&t, &A2, &Ai[6]);
ge_p1p1_to_p3(&u, &t);
ge_p3_to_cached(&Ai[7], &u);
ge_p2_0(r);
for (i = 255; i >= 0; --i) {
if (aslide[i] || bslide[i]) {
break;
}
}
for (; i >= 0; --i) {
ge_p2_dbl(&t, r);
if (aslide[i] > 0) {
ge_p1p1_to_p3(&u, &t);
ge_add(&t, &u, &Ai[aslide[i] / 2]);
} else if (aslide[i] < 0) {
ge_p1p1_to_p3(&u, &t);
ge_sub(&t, &u, &Ai[(-aslide[i]) / 2]);
}
if (bslide[i] > 0) {
ge_p1p1_to_p3(&u, &t);
ge_madd(&t, &u, &Bi[bslide[i] / 2]);
} else if (bslide[i] < 0) {
ge_p1p1_to_p3(&u, &t);
ge_msub(&t, &u, &Bi[(-bslide[i]) / 2]);
}
ge_p1p1_to_p2(r, &t);
}
}
static const fe d = {
-10913610, 13857413, -15372611, 6949391, 114729, -8787816, -6275908, -3247719, -18696448, -12055116
};
static const fe sqrtm1 = {
-32595792, -7943725, 9377950, 3500415, 12389472, -272473, -25146209, -2005654, 326686, 11406482
};
int ge_frombytes_negate_vartime(ge_p3 *h, const unsigned char *s) {
fe u;
fe v;
fe v3;
fe vxx;
fe check;
fe_frombytes(h->Y, s);
fe_1(h->Z);
fe_sq(u, h->Y);
fe_mul(v, u, d);
fe_sub(u, u, h->Z); /* u = y^2-1 */
fe_add(v, v, h->Z); /* v = dy^2+1 */
fe_sq(v3, v);
fe_mul(v3, v3, v); /* v3 = v^3 */
fe_sq(h->X, v3);
fe_mul(h->X, h->X, v);
fe_mul(h->X, h->X, u); /* x = uv^7 */
fe_pow22523(h->X, h->X); /* x = (uv^7)^((q-5)/8) */
fe_mul(h->X, h->X, v3);
fe_mul(h->X, h->X, u); /* x = uv^3(uv^7)^((q-5)/8) */
fe_sq(vxx, h->X);
fe_mul(vxx, vxx, v);
fe_sub(check, vxx, u); /* vx^2-u */
if (fe_isnonzero(check)) {
fe_add(check, vxx, u); /* vx^2+u */
if (fe_isnonzero(check)) {
return -1;
}
fe_mul(h->X, h->X, sqrtm1);
}
if (fe_isnegative(h->X) == (s[31] >> 7)) {
fe_neg(h->X, h->X);
}
fe_mul(h->T, h->X, h->Y);
return 0;
}
/*
r = p + q
*/
void ge_madd(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q) {
fe t0;
fe_add(r->X, p->Y, p->X);
fe_sub(r->Y, p->Y, p->X);
fe_mul(r->Z, r->X, q->yplusx);
fe_mul(r->Y, r->Y, q->yminusx);
fe_mul(r->T, q->xy2d, p->T);
fe_add(t0, p->Z, p->Z);
fe_sub(r->X, r->Z, r->Y);
fe_add(r->Y, r->Z, r->Y);
fe_add(r->Z, t0, r->T);
fe_sub(r->T, t0, r->T);
}
/*
r = p - q
*/
void ge_msub(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q) {
fe t0;
fe_add(r->X, p->Y, p->X);
fe_sub(r->Y, p->Y, p->X);
fe_mul(r->Z, r->X, q->yminusx);
fe_mul(r->Y, r->Y, q->yplusx);
fe_mul(r->T, q->xy2d, p->T);
fe_add(t0, p->Z, p->Z);
fe_sub(r->X, r->Z, r->Y);
fe_add(r->Y, r->Z, r->Y);
fe_sub(r->Z, t0, r->T);
fe_add(r->T, t0, r->T);
}
/*
r = p
*/
void ge_p1p1_to_p2(ge_p2 *r, const ge_p1p1 *p) {
fe_mul(r->X, p->X, p->T);
fe_mul(r->Y, p->Y, p->Z);
fe_mul(r->Z, p->Z, p->T);
}
/*
r = p
*/
void ge_p1p1_to_p3(ge_p3 *r, const ge_p1p1 *p) {
fe_mul(r->X, p->X, p->T);
fe_mul(r->Y, p->Y, p->Z);
fe_mul(r->Z, p->Z, p->T);
fe_mul(r->T, p->X, p->Y);
}
void ge_p2_0(ge_p2 *h) {
fe_0(h->X);
fe_1(h->Y);
fe_1(h->Z);
}
/*
r = 2 * p
*/
void ge_p2_dbl(ge_p1p1 *r, const ge_p2 *p) {
fe t0;
fe_sq(r->X, p->X);
fe_sq(r->Z, p->Y);
fe_sq2(r->T, p->Z);
fe_add(r->Y, p->X, p->Y);
fe_sq(t0, r->Y);
fe_add(r->Y, r->Z, r->X);
fe_sub(r->Z, r->Z, r->X);
fe_sub(r->X, t0, r->Y);
fe_sub(r->T, r->T, r->Z);
}
void ge_p3_0(ge_p3 *h) {
fe_0(h->X);
fe_1(h->Y);
fe_1(h->Z);
fe_0(h->T);
}
/*
r = 2 * p
*/
void ge_p3_dbl(ge_p1p1 *r, const ge_p3 *p) {
ge_p2 q;
ge_p3_to_p2(&q, p);
ge_p2_dbl(r, &q);
}
/*
r = p
*/
static const fe d2 = {
-21827239, -5839606, -30745221, 13898782, 229458, 15978800, -12551817, -6495438, 29715968, 9444199
};
void ge_p3_to_cached(ge_cached *r, const ge_p3 *p) {
fe_add(r->YplusX, p->Y, p->X);
fe_sub(r->YminusX, p->Y, p->X);
fe_copy(r->Z, p->Z);
fe_mul(r->T2d, p->T, d2);
}
/*
r = p
*/
void ge_p3_to_p2(ge_p2 *r, const ge_p3 *p) {
fe_copy(r->X, p->X);
fe_copy(r->Y, p->Y);
fe_copy(r->Z, p->Z);
}
void ge_p3_tobytes(unsigned char *s, const ge_p3 *h) {
fe recip;
fe x;
fe y;
fe_invert(recip, h->Z);
fe_mul(x, h->X, recip);
fe_mul(y, h->Y, recip);
fe_tobytes(s, y);
s[31] ^= fe_isnegative(x) << 7;
}
static unsigned char equal(signed char b, signed char c) {
unsigned char ub = b;
unsigned char uc = c;
unsigned char x = ub ^ uc; /* 0: yes; 1..255: no */
uint64_t y = x; /* 0: yes; 1..255: no */
y -= 1; /* large: yes; 0..254: no */
y >>= 63; /* 1: yes; 0: no */
return (unsigned char) y;
}
static unsigned char negative(signed char b) {
uint64_t x = b; /* 18446744073709551361..18446744073709551615: yes; 0..255: no */
x >>= 63; /* 1: yes; 0: no */
return (unsigned char) x;
}
static void cmov(ge_precomp *t, const ge_precomp *u, unsigned char b) {
fe_cmov(t->yplusx, u->yplusx, b);
fe_cmov(t->yminusx, u->yminusx, b);
fe_cmov(t->xy2d, u->xy2d, b);
}
static void select(ge_precomp *t, int pos, signed char b) {
ge_precomp minust;
unsigned char bnegative = negative(b);
unsigned char babs = b - (((-bnegative) & b) << 1);
fe_1(t->yplusx);
fe_1(t->yminusx);
fe_0(t->xy2d);
cmov(t, &base[pos][0], equal(babs, 1));
cmov(t, &base[pos][1], equal(babs, 2));
cmov(t, &base[pos][2], equal(babs, 3));
cmov(t, &base[pos][3], equal(babs, 4));
cmov(t, &base[pos][4], equal(babs, 5));
cmov(t, &base[pos][5], equal(babs, 6));
cmov(t, &base[pos][6], equal(babs, 7));
cmov(t, &base[pos][7], equal(babs, 8));
fe_copy(minust.yplusx, t->yminusx);
fe_copy(minust.yminusx, t->yplusx);
fe_neg(minust.xy2d, t->xy2d);
cmov(t, &minust, bnegative);
}
/*
h = a * B
where a = a[0]+256*a[1]+...+256^31 a[31]
B is the Ed25519 base point (x,4/5) with x positive.
Preconditions:
a[31] <= 127
*/
void ge_scalarmult_base(ge_p3 *h, const unsigned char *a) {
signed char e[64];
signed char carry;
ge_p1p1 r;
ge_p2 s;
ge_precomp t;
int i;
for (i = 0; i < 32; ++i) {
e[2 * i + 0] = (a[i] >> 0) & 15;
e[2 * i + 1] = (a[i] >> 4) & 15;
}
/* each e[i] is between 0 and 15 */
/* e[63] is between 0 and 7 */
carry = 0;
for (i = 0; i < 63; ++i) {
e[i] += carry;
carry = e[i] + 8;
carry >>= 4;
e[i] -= carry << 4;
}
e[63] += carry;
/* each e[i] is between -8 and 8 */
ge_p3_0(h);
for (i = 1; i < 64; i += 2) {
select(&t, i / 2, e[i]);
ge_madd(&r, h, &t);
ge_p1p1_to_p3(h, &r);
}
ge_p3_dbl(&r, h);
ge_p1p1_to_p2(&s, &r);
ge_p2_dbl(&r, &s);
ge_p1p1_to_p2(&s, &r);
ge_p2_dbl(&r, &s);
ge_p1p1_to_p2(&s, &r);
ge_p2_dbl(&r, &s);
ge_p1p1_to_p3(h, &r);
for (i = 0; i < 64; i += 2) {
select(&t, i / 2, e[i]);
ge_madd(&r, h, &t);
ge_p1p1_to_p3(h, &r);
}
}
/*
r = p - q
*/
void ge_sub(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q) {
fe t0;
fe_add(r->X, p->Y, p->X);
fe_sub(r->Y, p->Y, p->X);
fe_mul(r->Z, r->X, q->YminusX);
fe_mul(r->Y, r->Y, q->YplusX);
fe_mul(r->T, q->T2d, p->T);
fe_mul(r->X, p->Z, q->Z);
fe_add(t0, r->X, r->X);
fe_sub(r->X, r->Z, r->Y);
fe_add(r->Y, r->Z, r->Y);
fe_sub(r->Z, t0, r->T);
fe_add(r->T, t0, r->T);
}
void ge_tobytes(unsigned char *s, const ge_p2 *h) {
fe recip;
fe x;
fe y;
fe_invert(recip, h->Z);
fe_mul(x, h->X, recip);
fe_mul(y, h->Y, recip);
fe_tobytes(s, y);
s[31] ^= fe_isnegative(x) << 7;
}

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#ifndef GE_H
#define GE_H
#include "fe.h"
/*
ge means group element.
Here the group is the set of pairs (x,y) of field elements (see fe.h)
satisfying -x^2 + y^2 = 1 + d x^2y^2
where d = -121665/121666.
Representations:
ge_p2 (projective): (X:Y:Z) satisfying x=X/Z, y=Y/Z
ge_p3 (extended): (X:Y:Z:T) satisfying x=X/Z, y=Y/Z, XY=ZT
ge_p1p1 (completed): ((X:Z),(Y:T)) satisfying x=X/Z, y=Y/T
ge_precomp (Duif): (y+x,y-x,2dxy)
*/
typedef struct {
fe X;
fe Y;
fe Z;
} ge_p2;
typedef struct {
fe X;
fe Y;
fe Z;
fe T;
} ge_p3;
typedef struct {
fe X;
fe Y;
fe Z;
fe T;
} ge_p1p1;
typedef struct {
fe yplusx;
fe yminusx;
fe xy2d;
} ge_precomp;
typedef struct {
fe YplusX;
fe YminusX;
fe Z;
fe T2d;
} ge_cached;
void ge_p3_tobytes(unsigned char *s, const ge_p3 *h);
void ge_tobytes(unsigned char *s, const ge_p2 *h);
int ge_frombytes_negate_vartime(ge_p3 *h, const unsigned char *s);
void ge_add(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q);
void ge_sub(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q);
void ge_double_scalarmult_vartime(ge_p2 *r, const unsigned char *a, const ge_p3 *A, const unsigned char *b);
void ge_madd(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q);
void ge_msub(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q);
void ge_scalarmult_base(ge_p3 *h, const unsigned char *a);
void ge_p1p1_to_p2(ge_p2 *r, const ge_p1p1 *p);
void ge_p1p1_to_p3(ge_p3 *r, const ge_p1p1 *p);
void ge_p2_0(ge_p2 *h);
void ge_p2_dbl(ge_p1p1 *r, const ge_p2 *p);
void ge_p3_0(ge_p3 *h);
void ge_p3_dbl(ge_p1p1 *r, const ge_p3 *p);
void ge_p3_to_cached(ge_cached *r, const ge_p3 *p);
void ge_p3_to_p2(ge_p2 *r, const ge_p3 *p);
#endif

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#include "ed25519.h"
#include "fe.h"
void ed25519_key_exchange(unsigned char *shared_secret, const unsigned char *public_key, const unsigned char *private_key) {
unsigned char e[32];
unsigned int i;
fe x1;
fe x2;
fe z2;
fe x3;
fe z3;
fe tmp0;
fe tmp1;
int pos;
unsigned int swap;
unsigned int b;
/* copy the private key and make sure it's valid */
for (i = 0; i < 32; ++i) {
e[i] = private_key[i];
}
e[0] &= 248;
e[31] &= 63;
e[31] |= 64;
/* unpack the public key and convert edwards to montgomery */
/* due to CodesInChaos: montgomeryX = (edwardsY + 1)*inverse(1 - edwardsY) mod p */
fe_frombytes(x1, public_key);
fe_1(tmp1);
fe_add(tmp0, x1, tmp1);
fe_sub(tmp1, tmp1, x1);
fe_invert(tmp1, tmp1);
fe_mul(x1, tmp0, tmp1);
fe_1(x2);
fe_0(z2);
fe_copy(x3, x1);
fe_1(z3);
swap = 0;
for (pos = 254; pos >= 0; --pos) {
b = e[pos / 8] >> (pos & 7);
b &= 1;
swap ^= b;
fe_cswap(x2, x3, swap);
fe_cswap(z2, z3, swap);
swap = b;
/* from montgomery.h */
fe_sub(tmp0, x3, z3);
fe_sub(tmp1, x2, z2);
fe_add(x2, x2, z2);
fe_add(z2, x3, z3);
fe_mul(z3, tmp0, x2);
fe_mul(z2, z2, tmp1);
fe_sq(tmp0, tmp1);
fe_sq(tmp1, x2);
fe_add(x3, z3, z2);
fe_sub(z2, z3, z2);
fe_mul(x2, tmp1, tmp0);
fe_sub(tmp1, tmp1, tmp0);
fe_sq(z2, z2);
fe_mul121666(z3, tmp1);
fe_sq(x3, x3);
fe_add(tmp0, tmp0, z3);
fe_mul(z3, x1, z2);
fe_mul(z2, tmp1, tmp0);
}
fe_cswap(x2, x3, swap);
fe_cswap(z2, z3, swap);
fe_invert(z2, z2);
fe_mul(x2, x2, z2);
fe_tobytes(shared_secret, x2);
}

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#include "ed25519.h"
#include "sha512.h"
#include "ge.h"
void ed25519_create_keypair(unsigned char *public_key, unsigned char *private_key, const unsigned char *seed) {
ge_p3 A;
sha512(seed, 32, private_key);
private_key[0] &= 248;
private_key[31] &= 63;
private_key[31] |= 64;
ge_scalarmult_base(&A, private_key);
ge_p3_tobytes(public_key, &A);
}

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Copyright (c) 2015 Orson Peters <orsonpeters@gmail.com>
This software is provided 'as-is', without any express or implied warranty. In no event will the
authors be held liable for any damages arising from the use of this software.
Permission is granted to anyone to use this software for any purpose, including commercial
applications, and to alter it and redistribute it freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not claim that you wrote the
original software. If you use this software in a product, an acknowledgment in the product
documentation would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be misrepresented as
being the original software.
3. This notice may not be removed or altered from any source distribution.

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#include "fixedint.h"
#include "sc.h"
static uint64_t load_3(const unsigned char *in) {
uint64_t result;
result = (uint64_t) in[0];
result |= ((uint64_t) in[1]) << 8;
result |= ((uint64_t) in[2]) << 16;
return result;
}
static uint64_t load_4(const unsigned char *in) {
uint64_t result;
result = (uint64_t) in[0];
result |= ((uint64_t) in[1]) << 8;
result |= ((uint64_t) in[2]) << 16;
result |= ((uint64_t) in[3]) << 24;
return result;
}
/*
Input:
s[0]+256*s[1]+...+256^63*s[63] = s
Output:
s[0]+256*s[1]+...+256^31*s[31] = s mod l
where l = 2^252 + 27742317777372353535851937790883648493.
Overwrites s in place.
*/
void sc_reduce(unsigned char *s) {
int64_t s0 = 2097151 & load_3(s);
int64_t s1 = 2097151 & (load_4(s + 2) >> 5);
int64_t s2 = 2097151 & (load_3(s + 5) >> 2);
int64_t s3 = 2097151 & (load_4(s + 7) >> 7);
int64_t s4 = 2097151 & (load_4(s + 10) >> 4);
int64_t s5 = 2097151 & (load_3(s + 13) >> 1);
int64_t s6 = 2097151 & (load_4(s + 15) >> 6);
int64_t s7 = 2097151 & (load_3(s + 18) >> 3);
int64_t s8 = 2097151 & load_3(s + 21);
int64_t s9 = 2097151 & (load_4(s + 23) >> 5);
int64_t s10 = 2097151 & (load_3(s + 26) >> 2);
int64_t s11 = 2097151 & (load_4(s + 28) >> 7);
int64_t s12 = 2097151 & (load_4(s + 31) >> 4);
int64_t s13 = 2097151 & (load_3(s + 34) >> 1);
int64_t s14 = 2097151 & (load_4(s + 36) >> 6);
int64_t s15 = 2097151 & (load_3(s + 39) >> 3);
int64_t s16 = 2097151 & load_3(s + 42);
int64_t s17 = 2097151 & (load_4(s + 44) >> 5);
int64_t s18 = 2097151 & (load_3(s + 47) >> 2);
int64_t s19 = 2097151 & (load_4(s + 49) >> 7);
int64_t s20 = 2097151 & (load_4(s + 52) >> 4);
int64_t s21 = 2097151 & (load_3(s + 55) >> 1);
int64_t s22 = 2097151 & (load_4(s + 57) >> 6);
int64_t s23 = (load_4(s + 60) >> 3);
int64_t carry0;
int64_t carry1;
int64_t carry2;
int64_t carry3;
int64_t carry4;
int64_t carry5;
int64_t carry6;
int64_t carry7;
int64_t carry8;
int64_t carry9;
int64_t carry10;
int64_t carry11;
int64_t carry12;
int64_t carry13;
int64_t carry14;
int64_t carry15;
int64_t carry16;
s11 += s23 * 666643;
s12 += s23 * 470296;
s13 += s23 * 654183;
s14 -= s23 * 997805;
s15 += s23 * 136657;
s16 -= s23 * 683901;
s23 = 0;
s10 += s22 * 666643;
s11 += s22 * 470296;
s12 += s22 * 654183;
s13 -= s22 * 997805;
s14 += s22 * 136657;
s15 -= s22 * 683901;
s22 = 0;
s9 += s21 * 666643;
s10 += s21 * 470296;
s11 += s21 * 654183;
s12 -= s21 * 997805;
s13 += s21 * 136657;
s14 -= s21 * 683901;
s21 = 0;
s8 += s20 * 666643;
s9 += s20 * 470296;
s10 += s20 * 654183;
s11 -= s20 * 997805;
s12 += s20 * 136657;
s13 -= s20 * 683901;
s20 = 0;
s7 += s19 * 666643;
s8 += s19 * 470296;
s9 += s19 * 654183;
s10 -= s19 * 997805;
s11 += s19 * 136657;
s12 -= s19 * 683901;
s19 = 0;
s6 += s18 * 666643;
s7 += s18 * 470296;
s8 += s18 * 654183;
s9 -= s18 * 997805;
s10 += s18 * 136657;
s11 -= s18 * 683901;
s18 = 0;
carry6 = (s6 + (1 << 20)) >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry8 = (s8 + (1 << 20)) >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry10 = (s10 + (1 << 20)) >> 21;
s11 += carry10;
s10 -= carry10 << 21;
carry12 = (s12 + (1 << 20)) >> 21;
s13 += carry12;
s12 -= carry12 << 21;
carry14 = (s14 + (1 << 20)) >> 21;
s15 += carry14;
s14 -= carry14 << 21;
carry16 = (s16 + (1 << 20)) >> 21;
s17 += carry16;
s16 -= carry16 << 21;
carry7 = (s7 + (1 << 20)) >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry9 = (s9 + (1 << 20)) >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry11 = (s11 + (1 << 20)) >> 21;
s12 += carry11;
s11 -= carry11 << 21;
carry13 = (s13 + (1 << 20)) >> 21;
s14 += carry13;
s13 -= carry13 << 21;
carry15 = (s15 + (1 << 20)) >> 21;
s16 += carry15;
s15 -= carry15 << 21;
s5 += s17 * 666643;
s6 += s17 * 470296;
s7 += s17 * 654183;
s8 -= s17 * 997805;
s9 += s17 * 136657;
s10 -= s17 * 683901;
s17 = 0;
s4 += s16 * 666643;
s5 += s16 * 470296;
s6 += s16 * 654183;
s7 -= s16 * 997805;
s8 += s16 * 136657;
s9 -= s16 * 683901;
s16 = 0;
s3 += s15 * 666643;
s4 += s15 * 470296;
s5 += s15 * 654183;
s6 -= s15 * 997805;
s7 += s15 * 136657;
s8 -= s15 * 683901;
s15 = 0;
s2 += s14 * 666643;
s3 += s14 * 470296;
s4 += s14 * 654183;
s5 -= s14 * 997805;
s6 += s14 * 136657;
s7 -= s14 * 683901;
s14 = 0;
s1 += s13 * 666643;
s2 += s13 * 470296;
s3 += s13 * 654183;
s4 -= s13 * 997805;
s5 += s13 * 136657;
s6 -= s13 * 683901;
s13 = 0;
s0 += s12 * 666643;
s1 += s12 * 470296;
s2 += s12 * 654183;
s3 -= s12 * 997805;
s4 += s12 * 136657;
s5 -= s12 * 683901;
s12 = 0;
carry0 = (s0 + (1 << 20)) >> 21;
s1 += carry0;
s0 -= carry0 << 21;
carry2 = (s2 + (1 << 20)) >> 21;
s3 += carry2;
s2 -= carry2 << 21;
carry4 = (s4 + (1 << 20)) >> 21;
s5 += carry4;
s4 -= carry4 << 21;
carry6 = (s6 + (1 << 20)) >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry8 = (s8 + (1 << 20)) >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry10 = (s10 + (1 << 20)) >> 21;
s11 += carry10;
s10 -= carry10 << 21;
carry1 = (s1 + (1 << 20)) >> 21;
s2 += carry1;
s1 -= carry1 << 21;
carry3 = (s3 + (1 << 20)) >> 21;
s4 += carry3;
s3 -= carry3 << 21;
carry5 = (s5 + (1 << 20)) >> 21;
s6 += carry5;
s5 -= carry5 << 21;
carry7 = (s7 + (1 << 20)) >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry9 = (s9 + (1 << 20)) >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry11 = (s11 + (1 << 20)) >> 21;
s12 += carry11;
s11 -= carry11 << 21;
s0 += s12 * 666643;
s1 += s12 * 470296;
s2 += s12 * 654183;
s3 -= s12 * 997805;
s4 += s12 * 136657;
s5 -= s12 * 683901;
s12 = 0;
carry0 = s0 >> 21;
s1 += carry0;
s0 -= carry0 << 21;
carry1 = s1 >> 21;
s2 += carry1;
s1 -= carry1 << 21;
carry2 = s2 >> 21;
s3 += carry2;
s2 -= carry2 << 21;
carry3 = s3 >> 21;
s4 += carry3;
s3 -= carry3 << 21;
carry4 = s4 >> 21;
s5 += carry4;
s4 -= carry4 << 21;
carry5 = s5 >> 21;
s6 += carry5;
s5 -= carry5 << 21;
carry6 = s6 >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry7 = s7 >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry8 = s8 >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry9 = s9 >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry10 = s10 >> 21;
s11 += carry10;
s10 -= carry10 << 21;
carry11 = s11 >> 21;
s12 += carry11;
s11 -= carry11 << 21;
s0 += s12 * 666643;
s1 += s12 * 470296;
s2 += s12 * 654183;
s3 -= s12 * 997805;
s4 += s12 * 136657;
s5 -= s12 * 683901;
s12 = 0;
carry0 = s0 >> 21;
s1 += carry0;
s0 -= carry0 << 21;
carry1 = s1 >> 21;
s2 += carry1;
s1 -= carry1 << 21;
carry2 = s2 >> 21;
s3 += carry2;
s2 -= carry2 << 21;
carry3 = s3 >> 21;
s4 += carry3;
s3 -= carry3 << 21;
carry4 = s4 >> 21;
s5 += carry4;
s4 -= carry4 << 21;
carry5 = s5 >> 21;
s6 += carry5;
s5 -= carry5 << 21;
carry6 = s6 >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry7 = s7 >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry8 = s8 >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry9 = s9 >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry10 = s10 >> 21;
s11 += carry10;
s10 -= carry10 << 21;
s[0] = (unsigned char) (s0 >> 0);
s[1] = (unsigned char) (s0 >> 8);
s[2] = (unsigned char) ((s0 >> 16) | (s1 << 5));
s[3] = (unsigned char) (s1 >> 3);
s[4] = (unsigned char) (s1 >> 11);
s[5] = (unsigned char) ((s1 >> 19) | (s2 << 2));
s[6] = (unsigned char) (s2 >> 6);
s[7] = (unsigned char) ((s2 >> 14) | (s3 << 7));
s[8] = (unsigned char) (s3 >> 1);
s[9] = (unsigned char) (s3 >> 9);
s[10] = (unsigned char) ((s3 >> 17) | (s4 << 4));
s[11] = (unsigned char) (s4 >> 4);
s[12] = (unsigned char) (s4 >> 12);
s[13] = (unsigned char) ((s4 >> 20) | (s5 << 1));
s[14] = (unsigned char) (s5 >> 7);
s[15] = (unsigned char) ((s5 >> 15) | (s6 << 6));
s[16] = (unsigned char) (s6 >> 2);
s[17] = (unsigned char) (s6 >> 10);
s[18] = (unsigned char) ((s6 >> 18) | (s7 << 3));
s[19] = (unsigned char) (s7 >> 5);
s[20] = (unsigned char) (s7 >> 13);
s[21] = (unsigned char) (s8 >> 0);
s[22] = (unsigned char) (s8 >> 8);
s[23] = (unsigned char) ((s8 >> 16) | (s9 << 5));
s[24] = (unsigned char) (s9 >> 3);
s[25] = (unsigned char) (s9 >> 11);
s[26] = (unsigned char) ((s9 >> 19) | (s10 << 2));
s[27] = (unsigned char) (s10 >> 6);
s[28] = (unsigned char) ((s10 >> 14) | (s11 << 7));
s[29] = (unsigned char) (s11 >> 1);
s[30] = (unsigned char) (s11 >> 9);
s[31] = (unsigned char) (s11 >> 17);
}
/*
Input:
a[0]+256*a[1]+...+256^31*a[31] = a
b[0]+256*b[1]+...+256^31*b[31] = b
c[0]+256*c[1]+...+256^31*c[31] = c
Output:
s[0]+256*s[1]+...+256^31*s[31] = (ab+c) mod l
where l = 2^252 + 27742317777372353535851937790883648493.
*/
void sc_muladd(unsigned char *s, const unsigned char *a, const unsigned char *b, const unsigned char *c) {
int64_t a0 = 2097151 & load_3(a);
int64_t a1 = 2097151 & (load_4(a + 2) >> 5);
int64_t a2 = 2097151 & (load_3(a + 5) >> 2);
int64_t a3 = 2097151 & (load_4(a + 7) >> 7);
int64_t a4 = 2097151 & (load_4(a + 10) >> 4);
int64_t a5 = 2097151 & (load_3(a + 13) >> 1);
int64_t a6 = 2097151 & (load_4(a + 15) >> 6);
int64_t a7 = 2097151 & (load_3(a + 18) >> 3);
int64_t a8 = 2097151 & load_3(a + 21);
int64_t a9 = 2097151 & (load_4(a + 23) >> 5);
int64_t a10 = 2097151 & (load_3(a + 26) >> 2);
int64_t a11 = (load_4(a + 28) >> 7);
int64_t b0 = 2097151 & load_3(b);
int64_t b1 = 2097151 & (load_4(b + 2) >> 5);
int64_t b2 = 2097151 & (load_3(b + 5) >> 2);
int64_t b3 = 2097151 & (load_4(b + 7) >> 7);
int64_t b4 = 2097151 & (load_4(b + 10) >> 4);
int64_t b5 = 2097151 & (load_3(b + 13) >> 1);
int64_t b6 = 2097151 & (load_4(b + 15) >> 6);
int64_t b7 = 2097151 & (load_3(b + 18) >> 3);
int64_t b8 = 2097151 & load_3(b + 21);
int64_t b9 = 2097151 & (load_4(b + 23) >> 5);
int64_t b10 = 2097151 & (load_3(b + 26) >> 2);
int64_t b11 = (load_4(b + 28) >> 7);
int64_t c0 = 2097151 & load_3(c);
int64_t c1 = 2097151 & (load_4(c + 2) >> 5);
int64_t c2 = 2097151 & (load_3(c + 5) >> 2);
int64_t c3 = 2097151 & (load_4(c + 7) >> 7);
int64_t c4 = 2097151 & (load_4(c + 10) >> 4);
int64_t c5 = 2097151 & (load_3(c + 13) >> 1);
int64_t c6 = 2097151 & (load_4(c + 15) >> 6);
int64_t c7 = 2097151 & (load_3(c + 18) >> 3);
int64_t c8 = 2097151 & load_3(c + 21);
int64_t c9 = 2097151 & (load_4(c + 23) >> 5);
int64_t c10 = 2097151 & (load_3(c + 26) >> 2);
int64_t c11 = (load_4(c + 28) >> 7);
int64_t s0;
int64_t s1;
int64_t s2;
int64_t s3;
int64_t s4;
int64_t s5;
int64_t s6;
int64_t s7;
int64_t s8;
int64_t s9;
int64_t s10;
int64_t s11;
int64_t s12;
int64_t s13;
int64_t s14;
int64_t s15;
int64_t s16;
int64_t s17;
int64_t s18;
int64_t s19;
int64_t s20;
int64_t s21;
int64_t s22;
int64_t s23;
int64_t carry0;
int64_t carry1;
int64_t carry2;
int64_t carry3;
int64_t carry4;
int64_t carry5;
int64_t carry6;
int64_t carry7;
int64_t carry8;
int64_t carry9;
int64_t carry10;
int64_t carry11;
int64_t carry12;
int64_t carry13;
int64_t carry14;
int64_t carry15;
int64_t carry16;
int64_t carry17;
int64_t carry18;
int64_t carry19;
int64_t carry20;
int64_t carry21;
int64_t carry22;
s0 = c0 + a0 * b0;
s1 = c1 + a0 * b1 + a1 * b0;
s2 = c2 + a0 * b2 + a1 * b1 + a2 * b0;
s3 = c3 + a0 * b3 + a1 * b2 + a2 * b1 + a3 * b0;
s4 = c4 + a0 * b4 + a1 * b3 + a2 * b2 + a3 * b1 + a4 * b0;
s5 = c5 + a0 * b5 + a1 * b4 + a2 * b3 + a3 * b2 + a4 * b1 + a5 * b0;
s6 = c6 + a0 * b6 + a1 * b5 + a2 * b4 + a3 * b3 + a4 * b2 + a5 * b1 + a6 * b0;
s7 = c7 + a0 * b7 + a1 * b6 + a2 * b5 + a3 * b4 + a4 * b3 + a5 * b2 + a6 * b1 + a7 * b0;
s8 = c8 + a0 * b8 + a1 * b7 + a2 * b6 + a3 * b5 + a4 * b4 + a5 * b3 + a6 * b2 + a7 * b1 + a8 * b0;
s9 = c9 + a0 * b9 + a1 * b8 + a2 * b7 + a3 * b6 + a4 * b5 + a5 * b4 + a6 * b3 + a7 * b2 + a8 * b1 + a9 * b0;
s10 = c10 + a0 * b10 + a1 * b9 + a2 * b8 + a3 * b7 + a4 * b6 + a5 * b5 + a6 * b4 + a7 * b3 + a8 * b2 + a9 * b1 + a10 * b0;
s11 = c11 + a0 * b11 + a1 * b10 + a2 * b9 + a3 * b8 + a4 * b7 + a5 * b6 + a6 * b5 + a7 * b4 + a8 * b3 + a9 * b2 + a10 * b1 + a11 * b0;
s12 = a1 * b11 + a2 * b10 + a3 * b9 + a4 * b8 + a5 * b7 + a6 * b6 + a7 * b5 + a8 * b4 + a9 * b3 + a10 * b2 + a11 * b1;
s13 = a2 * b11 + a3 * b10 + a4 * b9 + a5 * b8 + a6 * b7 + a7 * b6 + a8 * b5 + a9 * b4 + a10 * b3 + a11 * b2;
s14 = a3 * b11 + a4 * b10 + a5 * b9 + a6 * b8 + a7 * b7 + a8 * b6 + a9 * b5 + a10 * b4 + a11 * b3;
s15 = a4 * b11 + a5 * b10 + a6 * b9 + a7 * b8 + a8 * b7 + a9 * b6 + a10 * b5 + a11 * b4;
s16 = a5 * b11 + a6 * b10 + a7 * b9 + a8 * b8 + a9 * b7 + a10 * b6 + a11 * b5;
s17 = a6 * b11 + a7 * b10 + a8 * b9 + a9 * b8 + a10 * b7 + a11 * b6;
s18 = a7 * b11 + a8 * b10 + a9 * b9 + a10 * b8 + a11 * b7;
s19 = a8 * b11 + a9 * b10 + a10 * b9 + a11 * b8;
s20 = a9 * b11 + a10 * b10 + a11 * b9;
s21 = a10 * b11 + a11 * b10;
s22 = a11 * b11;
s23 = 0;
carry0 = (s0 + (1 << 20)) >> 21;
s1 += carry0;
s0 -= carry0 << 21;
carry2 = (s2 + (1 << 20)) >> 21;
s3 += carry2;
s2 -= carry2 << 21;
carry4 = (s4 + (1 << 20)) >> 21;
s5 += carry4;
s4 -= carry4 << 21;
carry6 = (s6 + (1 << 20)) >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry8 = (s8 + (1 << 20)) >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry10 = (s10 + (1 << 20)) >> 21;
s11 += carry10;
s10 -= carry10 << 21;
carry12 = (s12 + (1 << 20)) >> 21;
s13 += carry12;
s12 -= carry12 << 21;
carry14 = (s14 + (1 << 20)) >> 21;
s15 += carry14;
s14 -= carry14 << 21;
carry16 = (s16 + (1 << 20)) >> 21;
s17 += carry16;
s16 -= carry16 << 21;
carry18 = (s18 + (1 << 20)) >> 21;
s19 += carry18;
s18 -= carry18 << 21;
carry20 = (s20 + (1 << 20)) >> 21;
s21 += carry20;
s20 -= carry20 << 21;
carry22 = (s22 + (1 << 20)) >> 21;
s23 += carry22;
s22 -= carry22 << 21;
carry1 = (s1 + (1 << 20)) >> 21;
s2 += carry1;
s1 -= carry1 << 21;
carry3 = (s3 + (1 << 20)) >> 21;
s4 += carry3;
s3 -= carry3 << 21;
carry5 = (s5 + (1 << 20)) >> 21;
s6 += carry5;
s5 -= carry5 << 21;
carry7 = (s7 + (1 << 20)) >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry9 = (s9 + (1 << 20)) >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry11 = (s11 + (1 << 20)) >> 21;
s12 += carry11;
s11 -= carry11 << 21;
carry13 = (s13 + (1 << 20)) >> 21;
s14 += carry13;
s13 -= carry13 << 21;
carry15 = (s15 + (1 << 20)) >> 21;
s16 += carry15;
s15 -= carry15 << 21;
carry17 = (s17 + (1 << 20)) >> 21;
s18 += carry17;
s17 -= carry17 << 21;
carry19 = (s19 + (1 << 20)) >> 21;
s20 += carry19;
s19 -= carry19 << 21;
carry21 = (s21 + (1 << 20)) >> 21;
s22 += carry21;
s21 -= carry21 << 21;
s11 += s23 * 666643;
s12 += s23 * 470296;
s13 += s23 * 654183;
s14 -= s23 * 997805;
s15 += s23 * 136657;
s16 -= s23 * 683901;
s23 = 0;
s10 += s22 * 666643;
s11 += s22 * 470296;
s12 += s22 * 654183;
s13 -= s22 * 997805;
s14 += s22 * 136657;
s15 -= s22 * 683901;
s22 = 0;
s9 += s21 * 666643;
s10 += s21 * 470296;
s11 += s21 * 654183;
s12 -= s21 * 997805;
s13 += s21 * 136657;
s14 -= s21 * 683901;
s21 = 0;
s8 += s20 * 666643;
s9 += s20 * 470296;
s10 += s20 * 654183;
s11 -= s20 * 997805;
s12 += s20 * 136657;
s13 -= s20 * 683901;
s20 = 0;
s7 += s19 * 666643;
s8 += s19 * 470296;
s9 += s19 * 654183;
s10 -= s19 * 997805;
s11 += s19 * 136657;
s12 -= s19 * 683901;
s19 = 0;
s6 += s18 * 666643;
s7 += s18 * 470296;
s8 += s18 * 654183;
s9 -= s18 * 997805;
s10 += s18 * 136657;
s11 -= s18 * 683901;
s18 = 0;
carry6 = (s6 + (1 << 20)) >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry8 = (s8 + (1 << 20)) >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry10 = (s10 + (1 << 20)) >> 21;
s11 += carry10;
s10 -= carry10 << 21;
carry12 = (s12 + (1 << 20)) >> 21;
s13 += carry12;
s12 -= carry12 << 21;
carry14 = (s14 + (1 << 20)) >> 21;
s15 += carry14;
s14 -= carry14 << 21;
carry16 = (s16 + (1 << 20)) >> 21;
s17 += carry16;
s16 -= carry16 << 21;
carry7 = (s7 + (1 << 20)) >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry9 = (s9 + (1 << 20)) >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry11 = (s11 + (1 << 20)) >> 21;
s12 += carry11;
s11 -= carry11 << 21;
carry13 = (s13 + (1 << 20)) >> 21;
s14 += carry13;
s13 -= carry13 << 21;
carry15 = (s15 + (1 << 20)) >> 21;
s16 += carry15;
s15 -= carry15 << 21;
s5 += s17 * 666643;
s6 += s17 * 470296;
s7 += s17 * 654183;
s8 -= s17 * 997805;
s9 += s17 * 136657;
s10 -= s17 * 683901;
s17 = 0;
s4 += s16 * 666643;
s5 += s16 * 470296;
s6 += s16 * 654183;
s7 -= s16 * 997805;
s8 += s16 * 136657;
s9 -= s16 * 683901;
s16 = 0;
s3 += s15 * 666643;
s4 += s15 * 470296;
s5 += s15 * 654183;
s6 -= s15 * 997805;
s7 += s15 * 136657;
s8 -= s15 * 683901;
s15 = 0;
s2 += s14 * 666643;
s3 += s14 * 470296;
s4 += s14 * 654183;
s5 -= s14 * 997805;
s6 += s14 * 136657;
s7 -= s14 * 683901;
s14 = 0;
s1 += s13 * 666643;
s2 += s13 * 470296;
s3 += s13 * 654183;
s4 -= s13 * 997805;
s5 += s13 * 136657;
s6 -= s13 * 683901;
s13 = 0;
s0 += s12 * 666643;
s1 += s12 * 470296;
s2 += s12 * 654183;
s3 -= s12 * 997805;
s4 += s12 * 136657;
s5 -= s12 * 683901;
s12 = 0;
carry0 = (s0 + (1 << 20)) >> 21;
s1 += carry0;
s0 -= carry0 << 21;
carry2 = (s2 + (1 << 20)) >> 21;
s3 += carry2;
s2 -= carry2 << 21;
carry4 = (s4 + (1 << 20)) >> 21;
s5 += carry4;
s4 -= carry4 << 21;
carry6 = (s6 + (1 << 20)) >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry8 = (s8 + (1 << 20)) >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry10 = (s10 + (1 << 20)) >> 21;
s11 += carry10;
s10 -= carry10 << 21;
carry1 = (s1 + (1 << 20)) >> 21;
s2 += carry1;
s1 -= carry1 << 21;
carry3 = (s3 + (1 << 20)) >> 21;
s4 += carry3;
s3 -= carry3 << 21;
carry5 = (s5 + (1 << 20)) >> 21;
s6 += carry5;
s5 -= carry5 << 21;
carry7 = (s7 + (1 << 20)) >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry9 = (s9 + (1 << 20)) >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry11 = (s11 + (1 << 20)) >> 21;
s12 += carry11;
s11 -= carry11 << 21;
s0 += s12 * 666643;
s1 += s12 * 470296;
s2 += s12 * 654183;
s3 -= s12 * 997805;
s4 += s12 * 136657;
s5 -= s12 * 683901;
s12 = 0;
carry0 = s0 >> 21;
s1 += carry0;
s0 -= carry0 << 21;
carry1 = s1 >> 21;
s2 += carry1;
s1 -= carry1 << 21;
carry2 = s2 >> 21;
s3 += carry2;
s2 -= carry2 << 21;
carry3 = s3 >> 21;
s4 += carry3;
s3 -= carry3 << 21;
carry4 = s4 >> 21;
s5 += carry4;
s4 -= carry4 << 21;
carry5 = s5 >> 21;
s6 += carry5;
s5 -= carry5 << 21;
carry6 = s6 >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry7 = s7 >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry8 = s8 >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry9 = s9 >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry10 = s10 >> 21;
s11 += carry10;
s10 -= carry10 << 21;
carry11 = s11 >> 21;
s12 += carry11;
s11 -= carry11 << 21;
s0 += s12 * 666643;
s1 += s12 * 470296;
s2 += s12 * 654183;
s3 -= s12 * 997805;
s4 += s12 * 136657;
s5 -= s12 * 683901;
s12 = 0;
carry0 = s0 >> 21;
s1 += carry0;
s0 -= carry0 << 21;
carry1 = s1 >> 21;
s2 += carry1;
s1 -= carry1 << 21;
carry2 = s2 >> 21;
s3 += carry2;
s2 -= carry2 << 21;
carry3 = s3 >> 21;
s4 += carry3;
s3 -= carry3 << 21;
carry4 = s4 >> 21;
s5 += carry4;
s4 -= carry4 << 21;
carry5 = s5 >> 21;
s6 += carry5;
s5 -= carry5 << 21;
carry6 = s6 >> 21;
s7 += carry6;
s6 -= carry6 << 21;
carry7 = s7 >> 21;
s8 += carry7;
s7 -= carry7 << 21;
carry8 = s8 >> 21;
s9 += carry8;
s8 -= carry8 << 21;
carry9 = s9 >> 21;
s10 += carry9;
s9 -= carry9 << 21;
carry10 = s10 >> 21;
s11 += carry10;
s10 -= carry10 << 21;
s[0] = (unsigned char) (s0 >> 0);
s[1] = (unsigned char) (s0 >> 8);
s[2] = (unsigned char) ((s0 >> 16) | (s1 << 5));
s[3] = (unsigned char) (s1 >> 3);
s[4] = (unsigned char) (s1 >> 11);
s[5] = (unsigned char) ((s1 >> 19) | (s2 << 2));
s[6] = (unsigned char) (s2 >> 6);
s[7] = (unsigned char) ((s2 >> 14) | (s3 << 7));
s[8] = (unsigned char) (s3 >> 1);
s[9] = (unsigned char) (s3 >> 9);
s[10] = (unsigned char) ((s3 >> 17) | (s4 << 4));
s[11] = (unsigned char) (s4 >> 4);
s[12] = (unsigned char) (s4 >> 12);
s[13] = (unsigned char) ((s4 >> 20) | (s5 << 1));
s[14] = (unsigned char) (s5 >> 7);
s[15] = (unsigned char) ((s5 >> 15) | (s6 << 6));
s[16] = (unsigned char) (s6 >> 2);
s[17] = (unsigned char) (s6 >> 10);
s[18] = (unsigned char) ((s6 >> 18) | (s7 << 3));
s[19] = (unsigned char) (s7 >> 5);
s[20] = (unsigned char) (s7 >> 13);
s[21] = (unsigned char) (s8 >> 0);
s[22] = (unsigned char) (s8 >> 8);
s[23] = (unsigned char) ((s8 >> 16) | (s9 << 5));
s[24] = (unsigned char) (s9 >> 3);
s[25] = (unsigned char) (s9 >> 11);
s[26] = (unsigned char) ((s9 >> 19) | (s10 << 2));
s[27] = (unsigned char) (s10 >> 6);
s[28] = (unsigned char) ((s10 >> 14) | (s11 << 7));
s[29] = (unsigned char) (s11 >> 1);
s[30] = (unsigned char) (s11 >> 9);
s[31] = (unsigned char) (s11 >> 17);
}

12
Externals/ed25519/sc.h vendored Normal file
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@ -0,0 +1,12 @@
#ifndef SC_H
#define SC_H
/*
The set of scalars is \Z/l
where l = 2^252 + 27742317777372353535851937790883648493.
*/
void sc_reduce(unsigned char *s);
void sc_muladd(unsigned char *s, const unsigned char *a, const unsigned char *b, const unsigned char *c);
#endif

40
Externals/ed25519/seed.c vendored Normal file
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@ -0,0 +1,40 @@
#include "ed25519.h"
#ifndef ED25519_NO_SEED
#ifdef _WIN32
#include <windows.h>
#include <wincrypt.h>
#else
#include <stdio.h>
#endif
int ed25519_create_seed(unsigned char *seed) {
#ifdef _WIN32
HCRYPTPROV prov;
if (!CryptAcquireContext(&prov, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) {
return 1;
}
if (!CryptGenRandom(prov, 32, seed)) {
CryptReleaseContext(prov, 0);
return 1;
}
CryptReleaseContext(prov, 0);
#else
FILE *f = fopen("/dev/urandom", "rb");
if (f == NULL) {
return 1;
}
fread(seed, 1, 32, f);
fclose(f);
#endif
return 0;
}
#endif

275
Externals/ed25519/sha512.c vendored Normal file
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/* LibTomCrypt, modular cryptographic library -- Tom St Denis
*
* LibTomCrypt is a library that provides various cryptographic
* algorithms in a highly modular and flexible manner.
*
* The library is free for all purposes without any express
* guarantee it works.
*
* Tom St Denis, tomstdenis@gmail.com, http://libtom.org
*/
#include "fixedint.h"
#include "sha512.h"
/* the K array */
static const uint64_t K[80] = {
UINT64_C(0x428a2f98d728ae22), UINT64_C(0x7137449123ef65cd),
UINT64_C(0xb5c0fbcfec4d3b2f), UINT64_C(0xe9b5dba58189dbbc),
UINT64_C(0x3956c25bf348b538), UINT64_C(0x59f111f1b605d019),
UINT64_C(0x923f82a4af194f9b), UINT64_C(0xab1c5ed5da6d8118),
UINT64_C(0xd807aa98a3030242), UINT64_C(0x12835b0145706fbe),
UINT64_C(0x243185be4ee4b28c), UINT64_C(0x550c7dc3d5ffb4e2),
UINT64_C(0x72be5d74f27b896f), UINT64_C(0x80deb1fe3b1696b1),
UINT64_C(0x9bdc06a725c71235), UINT64_C(0xc19bf174cf692694),
UINT64_C(0xe49b69c19ef14ad2), UINT64_C(0xefbe4786384f25e3),
UINT64_C(0x0fc19dc68b8cd5b5), UINT64_C(0x240ca1cc77ac9c65),
UINT64_C(0x2de92c6f592b0275), UINT64_C(0x4a7484aa6ea6e483),
UINT64_C(0x5cb0a9dcbd41fbd4), UINT64_C(0x76f988da831153b5),
UINT64_C(0x983e5152ee66dfab), UINT64_C(0xa831c66d2db43210),
UINT64_C(0xb00327c898fb213f), UINT64_C(0xbf597fc7beef0ee4),
UINT64_C(0xc6e00bf33da88fc2), UINT64_C(0xd5a79147930aa725),
UINT64_C(0x06ca6351e003826f), UINT64_C(0x142929670a0e6e70),
UINT64_C(0x27b70a8546d22ffc), UINT64_C(0x2e1b21385c26c926),
UINT64_C(0x4d2c6dfc5ac42aed), UINT64_C(0x53380d139d95b3df),
UINT64_C(0x650a73548baf63de), UINT64_C(0x766a0abb3c77b2a8),
UINT64_C(0x81c2c92e47edaee6), UINT64_C(0x92722c851482353b),
UINT64_C(0xa2bfe8a14cf10364), UINT64_C(0xa81a664bbc423001),
UINT64_C(0xc24b8b70d0f89791), UINT64_C(0xc76c51a30654be30),
UINT64_C(0xd192e819d6ef5218), UINT64_C(0xd69906245565a910),
UINT64_C(0xf40e35855771202a), UINT64_C(0x106aa07032bbd1b8),
UINT64_C(0x19a4c116b8d2d0c8), UINT64_C(0x1e376c085141ab53),
UINT64_C(0x2748774cdf8eeb99), UINT64_C(0x34b0bcb5e19b48a8),
UINT64_C(0x391c0cb3c5c95a63), UINT64_C(0x4ed8aa4ae3418acb),
UINT64_C(0x5b9cca4f7763e373), UINT64_C(0x682e6ff3d6b2b8a3),
UINT64_C(0x748f82ee5defb2fc), UINT64_C(0x78a5636f43172f60),
UINT64_C(0x84c87814a1f0ab72), UINT64_C(0x8cc702081a6439ec),
UINT64_C(0x90befffa23631e28), UINT64_C(0xa4506cebde82bde9),
UINT64_C(0xbef9a3f7b2c67915), UINT64_C(0xc67178f2e372532b),
UINT64_C(0xca273eceea26619c), UINT64_C(0xd186b8c721c0c207),
UINT64_C(0xeada7dd6cde0eb1e), UINT64_C(0xf57d4f7fee6ed178),
UINT64_C(0x06f067aa72176fba), UINT64_C(0x0a637dc5a2c898a6),
UINT64_C(0x113f9804bef90dae), UINT64_C(0x1b710b35131c471b),
UINT64_C(0x28db77f523047d84), UINT64_C(0x32caab7b40c72493),
UINT64_C(0x3c9ebe0a15c9bebc), UINT64_C(0x431d67c49c100d4c),
UINT64_C(0x4cc5d4becb3e42b6), UINT64_C(0x597f299cfc657e2a),
UINT64_C(0x5fcb6fab3ad6faec), UINT64_C(0x6c44198c4a475817)
};
/* Various logical functions */
#define ROR64c(x, y) \
( ((((x)&UINT64_C(0xFFFFFFFFFFFFFFFF))>>((uint64_t)(y)&UINT64_C(63))) | \
((x)<<((uint64_t)(64-((y)&UINT64_C(63)))))) & UINT64_C(0xFFFFFFFFFFFFFFFF))
#define STORE64H(x, y) \
{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
#define LOAD64H(x, y) \
{ x = (((uint64_t)((y)[0] & 255))<<56)|(((uint64_t)((y)[1] & 255))<<48) | \
(((uint64_t)((y)[2] & 255))<<40)|(((uint64_t)((y)[3] & 255))<<32) | \
(((uint64_t)((y)[4] & 255))<<24)|(((uint64_t)((y)[5] & 255))<<16) | \
(((uint64_t)((y)[6] & 255))<<8)|(((uint64_t)((y)[7] & 255))); }
#define Ch(x,y,z) (z ^ (x & (y ^ z)))
#define Maj(x,y,z) (((x | y) & z) | (x & y))
#define S(x, n) ROR64c(x, n)
#define R(x, n) (((x) &UINT64_C(0xFFFFFFFFFFFFFFFF))>>((uint64_t)n))
#define Sigma0(x) (S(x, 28) ^ S(x, 34) ^ S(x, 39))
#define Sigma1(x) (S(x, 14) ^ S(x, 18) ^ S(x, 41))
#define Gamma0(x) (S(x, 1) ^ S(x, 8) ^ R(x, 7))
#define Gamma1(x) (S(x, 19) ^ S(x, 61) ^ R(x, 6))
#ifndef MIN
#define MIN(x, y) ( ((x)<(y))?(x):(y) )
#endif
/* compress 1024-bits */
static int sha512_compress(sha512_context *md, unsigned char *buf)
{
uint64_t S[8], W[80], t0, t1;
int i;
/* copy state into S */
for (i = 0; i < 8; i++) {
S[i] = md->state[i];
}
/* copy the state into 1024-bits into W[0..15] */
for (i = 0; i < 16; i++) {
LOAD64H(W[i], buf + (8*i));
}
/* fill W[16..79] */
for (i = 16; i < 80; i++) {
W[i] = Gamma1(W[i - 2]) + W[i - 7] + Gamma0(W[i - 15]) + W[i - 16];
}
/* Compress */
#define RND(a,b,c,d,e,f,g,h,i) \
t0 = h + Sigma1(e) + Ch(e, f, g) + K[i] + W[i]; \
t1 = Sigma0(a) + Maj(a, b, c);\
d += t0; \
h = t0 + t1;
for (i = 0; i < 80; i += 8) {
RND(S[0],S[1],S[2],S[3],S[4],S[5],S[6],S[7],i+0);
RND(S[7],S[0],S[1],S[2],S[3],S[4],S[5],S[6],i+1);
RND(S[6],S[7],S[0],S[1],S[2],S[3],S[4],S[5],i+2);
RND(S[5],S[6],S[7],S[0],S[1],S[2],S[3],S[4],i+3);
RND(S[4],S[5],S[6],S[7],S[0],S[1],S[2],S[3],i+4);
RND(S[3],S[4],S[5],S[6],S[7],S[0],S[1],S[2],i+5);
RND(S[2],S[3],S[4],S[5],S[6],S[7],S[0],S[1],i+6);
RND(S[1],S[2],S[3],S[4],S[5],S[6],S[7],S[0],i+7);
}
#undef RND
/* feedback */
for (i = 0; i < 8; i++) {
md->state[i] = md->state[i] + S[i];
}
return 0;
}
/**
Initialize the hash state
@param md The hash state you wish to initialize
@return 0 if successful
*/
int sha512_init(sha512_context * md) {
if (md == NULL) return 1;
md->curlen = 0;
md->length = 0;
md->state[0] = UINT64_C(0x6a09e667f3bcc908);
md->state[1] = UINT64_C(0xbb67ae8584caa73b);
md->state[2] = UINT64_C(0x3c6ef372fe94f82b);
md->state[3] = UINT64_C(0xa54ff53a5f1d36f1);
md->state[4] = UINT64_C(0x510e527fade682d1);
md->state[5] = UINT64_C(0x9b05688c2b3e6c1f);
md->state[6] = UINT64_C(0x1f83d9abfb41bd6b);
md->state[7] = UINT64_C(0x5be0cd19137e2179);
return 0;
}
/**
Process a block of memory though the hash
@param md The hash state
@param in The data to hash
@param inlen The length of the data (octets)
@return 0 if successful
*/
int sha512_update (sha512_context * md, const unsigned char *in, size_t inlen)
{
size_t n;
size_t i;
int err;
if (md == NULL) return 1;
if (in == NULL) return 1;
if (md->curlen > sizeof(md->buf)) {
return 1;
}
while (inlen > 0) {
if (md->curlen == 0 && inlen >= 128) {
if ((err = sha512_compress (md, (unsigned char *)in)) != 0) {
return err;
}
md->length += 128 * 8;
in += 128;
inlen -= 128;
} else {
n = MIN(inlen, (128 - md->curlen));
for (i = 0; i < n; i++) {
md->buf[i + md->curlen] = in[i];
}
md->curlen += n;
in += n;
inlen -= n;
if (md->curlen == 128) {
if ((err = sha512_compress (md, md->buf)) != 0) {
return err;
}
md->length += 8*128;
md->curlen = 0;
}
}
}
return 0;
}
/**
Terminate the hash to get the digest
@param md The hash state
@param out [out] The destination of the hash (64 bytes)
@return 0 if successful
*/
int sha512_final(sha512_context * md, unsigned char *out)
{
int i;
if (md == NULL) return 1;
if (out == NULL) return 1;
if (md->curlen >= sizeof(md->buf)) {
return 1;
}
/* increase the length of the message */
md->length += md->curlen * UINT64_C(8);
/* append the '1' bit */
md->buf[md->curlen++] = (unsigned char)0x80;
/* if the length is currently above 112 bytes we append zeros
* then compress. Then we can fall back to padding zeros and length
* encoding like normal.
*/
if (md->curlen > 112) {
while (md->curlen < 128) {
md->buf[md->curlen++] = (unsigned char)0;
}
sha512_compress(md, md->buf);
md->curlen = 0;
}
/* pad upto 120 bytes of zeroes
* note: that from 112 to 120 is the 64 MSB of the length. We assume that you won't hash
* > 2^64 bits of data... :-)
*/
while (md->curlen < 120) {
md->buf[md->curlen++] = (unsigned char)0;
}
/* store length */
STORE64H(md->length, md->buf+120);
sha512_compress(md, md->buf);
/* copy output */
for (i = 0; i < 8; i++) {
STORE64H(md->state[i], out+(8*i));
}
return 0;
}
int sha512(const unsigned char *message, size_t message_len, unsigned char *out)
{
sha512_context ctx;
int ret;
if ((ret = sha512_init(&ctx))) return ret;
if ((ret = sha512_update(&ctx, message, message_len))) return ret;
if ((ret = sha512_final(&ctx, out))) return ret;
return 0;
}

21
Externals/ed25519/sha512.h vendored Normal file
View File

@ -0,0 +1,21 @@
#ifndef SHA512_H
#define SHA512_H
#include <stddef.h>
#include "fixedint.h"
/* state */
typedef struct sha512_context_ {
uint64_t length, state[8];
size_t curlen;
unsigned char buf[128];
} sha512_context;
int sha512_init(sha512_context * md);
int sha512_final(sha512_context * md, unsigned char *out);
int sha512_update(sha512_context * md, const unsigned char *in, size_t inlen);
int sha512(const unsigned char *message, size_t message_len, unsigned char *out);
#endif

31
Externals/ed25519/sign.c vendored Normal file
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@ -0,0 +1,31 @@
#include "ed25519.h"
#include "sha512.h"
#include "ge.h"
#include "sc.h"
void ed25519_sign(unsigned char *signature, const unsigned char *message, size_t message_len, const unsigned char *public_key, const unsigned char *private_key) {
sha512_context hash;
unsigned char hram[64];
unsigned char r[64];
ge_p3 R;
sha512_init(&hash);
sha512_update(&hash, private_key + 32, 32);
sha512_update(&hash, message, message_len);
sha512_final(&hash, r);
sc_reduce(r);
ge_scalarmult_base(&R, r);
ge_p3_tobytes(signature, &R);
sha512_init(&hash);
sha512_update(&hash, signature, 32);
sha512_update(&hash, public_key, 32);
sha512_update(&hash, message, message_len);
sha512_final(&hash, hram);
sc_reduce(hram);
sc_muladd(signature + 32, hram, private_key, r);
}

77
Externals/ed25519/verify.c vendored Normal file
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@ -0,0 +1,77 @@
#include "ed25519.h"
#include "sha512.h"
#include "ge.h"
#include "sc.h"
static int consttime_equal(const unsigned char *x, const unsigned char *y) {
unsigned char r = 0;
r = x[0] ^ y[0];
#define F(i) r |= x[i] ^ y[i]
F(1);
F(2);
F(3);
F(4);
F(5);
F(6);
F(7);
F(8);
F(9);
F(10);
F(11);
F(12);
F(13);
F(14);
F(15);
F(16);
F(17);
F(18);
F(19);
F(20);
F(21);
F(22);
F(23);
F(24);
F(25);
F(26);
F(27);
F(28);
F(29);
F(30);
F(31);
#undef F
return !r;
}
int ed25519_verify(const unsigned char *signature, const unsigned char *message, size_t message_len, const unsigned char *public_key) {
unsigned char h[64];
unsigned char checker[32];
sha512_context hash;
ge_p3 A;
ge_p2 R;
if (signature[63] & 224) {
return 0;
}
if (ge_frombytes_negate_vartime(&A, public_key) != 0) {
return 0;
}
sha512_init(&hash);
sha512_update(&hash, signature, 32);
sha512_update(&hash, public_key, 32);
sha512_update(&hash, message, message_len);
sha512_final(&hash, h);
sc_reduce(h);
ge_double_scalarmult_vartime(&R, h, &A, signature + 32);
ge_tobytes(checker, &R);
if (!consttime_equal(checker, signature)) {
return 0;
}
return 1;
}

25
Externals/picojson/LICENSE vendored Normal file
View File

@ -0,0 +1,25 @@
Copyright 2009-2010 Cybozu Labs, Inc.
Copyright 2011-2014 Kazuho Oku
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

1
Externals/picojson/picojson.cpp vendored Normal file
View File

@ -0,0 +1 @@
// Just an empty compilation unit to make MSVC happy and emit a .lib.

1160
Externals/picojson/picojson.h vendored Normal file
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File diff suppressed because it is too large Load Diff

47
Externals/picojson/picojson.vcxproj vendored Normal file
View File

@ -0,0 +1,47 @@
<?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup Label="ProjectConfigurations">
<ProjectConfiguration Include="Debug|x64">
<Configuration>Debug</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|x64">
<Configuration>Release</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
</ItemGroup>
<ItemGroup>
<ClInclude Include="picojson.h" />
</ItemGroup>
<ItemGroup>
<ClCompile Include="picojson.cpp" />
</ItemGroup>
<PropertyGroup Label="Globals">
<ProjectGuid>{2C0D058E-DE35-4471-AD99-E68A2CAF9E18}</ProjectGuid>
<WindowsTargetPlatformVersion>10.0.15063.0</WindowsTargetPlatformVersion>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
<PropertyGroup Label="Configuration">
<ConfigurationType>StaticLibrary</ConfigurationType>
<PlatformToolset>v141</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
<UseDebugLibraries>true</UseDebugLibraries>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
<UseDebugLibraries>false</UseDebugLibraries>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
<ImportGroup Label="ExtensionSettings">
</ImportGroup>
<ImportGroup Label="PropertySheets">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
<Import Project="..\..\Source\VSProps\Base.props" />
<Import Project="..\..\Source\VSProps\ClDisableAllWarnings.props" />
</ImportGroup>
<PropertyGroup Label="UserMacros" />
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
</Project>

9
Externals/picojson/picojson.vcxproj.filters vendored Normal file
View File

@ -0,0 +1,9 @@
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<ClInclude Include="picojson.h" />
</ItemGroup>
<ItemGroup>
<ClCompile Include="picojson.cpp" />
</ItemGroup>
</Project>

18
Source/Core/Common/HttpRequest.cpp
View File

@ -7,6 +7,7 @@
#include <chrono> #include <chrono>
#include <cstddef> #include <cstddef>
#include <curl/curl.h> #include <curl/curl.h>
#include <mutex>
#include "Common/Logging/Log.h" #include "Common/Logging/Log.h"
#include "Common/ScopeGuard.h" #include "Common/ScopeGuard.h"
@ -30,9 +31,14 @@ public:
size_t size); size_t size);
private: private:
std::unique_ptr<CURL, decltype(&curl_easy_cleanup)> m_curl{curl_easy_init(), curl_easy_cleanup}; static std::mutex s_curl_was_inited_mutex;
static bool s_curl_was_inited;
std::unique_ptr<CURL, decltype(&curl_easy_cleanup)> m_curl{nullptr, curl_easy_cleanup};
}; };
std::mutex HttpRequest::Impl::s_curl_was_inited_mutex;
bool HttpRequest::Impl::s_curl_was_inited = false;
HttpRequest::HttpRequest(std::chrono::milliseconds timeout_ms) HttpRequest::HttpRequest(std::chrono::milliseconds timeout_ms)
: m_impl(std::make_unique<Impl>(timeout_ms)) : m_impl(std::make_unique<Impl>(timeout_ms))
{ {
@ -65,6 +71,16 @@ HttpRequest::Response HttpRequest::Post(const std::string& url, const std::strin
HttpRequest::Impl::Impl(std::chrono::milliseconds timeout_ms) HttpRequest::Impl::Impl(std::chrono::milliseconds timeout_ms)
{ {
{
std::lock_guard<std::mutex> lk(s_curl_was_inited_mutex);
if (!s_curl_was_inited)
{
curl_global_init(CURL_GLOBAL_DEFAULT);
s_curl_was_inited = true;
}
}
m_curl.reset(curl_easy_init());
if (!m_curl) if (!m_curl)
return; return;

5
Source/Core/Common/make_scmrev.h.js
View File

@ -81,6 +81,8 @@ var isStable = +("master" == branch || "stable" == branch);
// Get environment information. // Get environment information.
var distributor = wshShell.ExpandEnvironmentStrings("%DOLPHIN_DISTRIBUTOR%"); var distributor = wshShell.ExpandEnvironmentStrings("%DOLPHIN_DISTRIBUTOR%");
if (distributor == "%DOLPHIN_DISTRIBUTOR%") distributor = "None"; if (distributor == "%DOLPHIN_DISTRIBUTOR%") distributor = "None";
var default_update_track = wshShell.ExpandEnvironmentStrings("%DOLPHIN_DEFAULT_UPDATE_TRACK%");
if (default_update_track == "%DOLPHIN_DEFAULT_UPDATE_TRACK%") default_update_track = "";
// remove hash (and trailing "-0" if needed) from description // remove hash (and trailing "-0" if needed) from description
describe = describe.replace(/(-0)?-[^-]+(-dirty)?$/, '$2'); describe = describe.replace(/(-0)?-[^-]+(-dirty)?$/, '$2');
@ -90,7 +92,8 @@ var out_contents =
"#define SCM_DESC_STR \"" + describe + "\"\n" + "#define SCM_DESC_STR \"" + describe + "\"\n" +
"#define SCM_BRANCH_STR \"" + branch + "\"\n" + "#define SCM_BRANCH_STR \"" + branch + "\"\n" +
"#define SCM_IS_MASTER " + isStable + "\n" + "#define SCM_IS_MASTER " + isStable + "\n" +
"#define SCM_DISTRIBUTOR_STR \"" + distributor + "\"\n"; "#define SCM_DISTRIBUTOR_STR \"" + distributor + "\"\n" +
"#define SCM_UPDATE_TRACK_STR \"" + default_update_track + "\"\n";
// check if file needs updating // check if file needs updating
if (out_contents == GetFileContents(outfile)) if (out_contents == GetFileContents(outfile))

20
Source/Core/Core/ConfigManager.cpp
View File

@ -23,6 +23,7 @@
#include "Common/MsgHandler.h" #include "Common/MsgHandler.h"
#include "Common/NandPaths.h" #include "Common/NandPaths.h"
#include "Common/StringUtil.h" #include "Common/StringUtil.h"
#include "Common/scmrev.h"
#include "Core/Analytics.h" #include "Core/Analytics.h"
#include "Core/Boot/Boot.h" #include "Core/Boot/Boot.h"
@ -90,6 +91,7 @@ void SConfig::SaveSettings()
SaveNetworkSettings(ini); SaveNetworkSettings(ini);
SaveBluetoothPassthroughSettings(ini); SaveBluetoothPassthroughSettings(ini);
SaveUSBPassthroughSettings(ini); SaveUSBPassthroughSettings(ini);
SaveAutoUpdateSettings(ini);
ini.Save(File::GetUserPath(F_DOLPHINCONFIG_IDX)); ini.Save(File::GetUserPath(F_DOLPHINCONFIG_IDX));
@ -369,6 +371,14 @@ void SConfig::SaveUSBPassthroughSettings(IniFile& ini)
section->Set("Devices", devices_string); section->Set("Devices", devices_string);
} }
void SConfig::SaveAutoUpdateSettings(IniFile& ini)
{
IniFile::Section* section = ini.GetOrCreateSection("AutoUpdate");
section->Set("TrackForTesting", m_auto_update_track);
section->Set("HashOverride", m_auto_update_hash_override);
}
void SConfig::LoadSettings() void SConfig::LoadSettings()
{ {
Config::Load(); Config::Load();
@ -390,6 +400,7 @@ void SConfig::LoadSettings()
LoadAnalyticsSettings(ini); LoadAnalyticsSettings(ini);
LoadBluetoothPassthroughSettings(ini); LoadBluetoothPassthroughSettings(ini);
LoadUSBPassthroughSettings(ini); LoadUSBPassthroughSettings(ini);
LoadAutoUpdateSettings(ini);
} }
void SConfig::LoadGeneralSettings(IniFile& ini) void SConfig::LoadGeneralSettings(IniFile& ini)
@ -669,6 +680,15 @@ void SConfig::LoadUSBPassthroughSettings(IniFile& ini)
} }
} }
void SConfig::LoadAutoUpdateSettings(IniFile& ini)
{
IniFile::Section* section = ini.GetOrCreateSection("AutoUpdate");
// TODO: Rename and default to SCM_UPDATE_TRACK_STR when ready for general consumption.
section->Get("TrackForTesting", &m_auto_update_track, "");
section->Get("HashOverride", &m_auto_update_hash_override, "");
}
void SConfig::ResetRunningGameMetadata() void SConfig::ResetRunningGameMetadata()
{ {
SetRunningGameMetadata("00000000", 0, 0, Core::TitleDatabase::TitleType::Other); SetRunningGameMetadata("00000000", 0, 0, Core::TitleDatabase::TitleType::Other);

6
Source/Core/Core/ConfigManager.h
View File

@ -315,6 +315,10 @@ struct SConfig
bool m_SSLDumpRootCA; bool m_SSLDumpRootCA;
bool m_SSLDumpPeerCert; bool m_SSLDumpPeerCert;
// Auto-update settings
std::string m_auto_update_track;
std::string m_auto_update_hash_override;
SConfig(const SConfig&) = delete; SConfig(const SConfig&) = delete;
SConfig& operator=(const SConfig&) = delete; SConfig& operator=(const SConfig&) = delete;
SConfig(SConfig&&) = delete; SConfig(SConfig&&) = delete;
@ -348,6 +352,7 @@ private:
void SaveAnalyticsSettings(IniFile& ini); void SaveAnalyticsSettings(IniFile& ini);
void SaveBluetoothPassthroughSettings(IniFile& ini); void SaveBluetoothPassthroughSettings(IniFile& ini);
void SaveUSBPassthroughSettings(IniFile& ini); void SaveUSBPassthroughSettings(IniFile& ini);
void SaveAutoUpdateSettings(IniFile& ini);
void LoadGeneralSettings(IniFile& ini); void LoadGeneralSettings(IniFile& ini);
void LoadInterfaceSettings(IniFile& ini); void LoadInterfaceSettings(IniFile& ini);
@ -362,6 +367,7 @@ private:
void LoadAnalyticsSettings(IniFile& ini); void LoadAnalyticsSettings(IniFile& ini);
void LoadBluetoothPassthroughSettings(IniFile& ini); void LoadBluetoothPassthroughSettings(IniFile& ini);
void LoadUSBPassthroughSettings(IniFile& ini); void LoadUSBPassthroughSettings(IniFile& ini);
void LoadAutoUpdateSettings(IniFile& ini);
void SetRunningGameMetadata(const std::string& game_id, u64 title_id, u16 revision, void SetRunningGameMetadata(const std::string& game_id, u64 title_id, u16 revision,
Core::TitleDatabase::TitleType type); Core::TitleDatabase::TitleType type);

34
Source/Core/DolphinQt2/Main.cpp
View File

@ -7,6 +7,7 @@
#include <QApplication> #include <QApplication>
#include <QMessageBox> #include <QMessageBox>
#include <QObject> #include <QObject>
#include <QWidget>
#include "Common/MsgHandler.h" #include "Common/MsgHandler.h"
#include "Core/Analytics.h" #include "Core/Analytics.h"
@ -19,6 +20,7 @@
#include "DolphinQt2/Resources.h" #include "DolphinQt2/Resources.h"
#include "DolphinQt2/Settings.h" #include "DolphinQt2/Settings.h"
#include "DolphinQt2/Translation.h" #include "DolphinQt2/Translation.h"
#include "UICommon/AutoUpdate.h"
#include "UICommon/CommandLineParse.h" #include "UICommon/CommandLineParse.h"
#include "UICommon/UICommon.h" #include "UICommon/UICommon.h"
@ -49,6 +51,35 @@ static bool QtMsgAlertHandler(const char* caption, const char* text, bool yes_no
}); });
} }
// TODO: This should be replaced with something in a background thread, it performs a blocking
// HTTP query. It also needs a proper UI, and many other things. But right now it needs to be
// manually enabled through INI, so all these problems are ignored :)
class QtAutoUpdateChecker : public AutoUpdateChecker
{
public:
explicit QtAutoUpdateChecker(QWidget* parent) : m_parent(parent) {}
protected:
void OnUpdateAvailable(const NewVersionInformation& info) override
{
QMessageBox prompt(m_parent);
prompt.setIcon(QMessageBox::Question);
prompt.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
prompt.setText(QString::fromUtf8("Update Dolphin to version %1?")
.arg(QString::fromStdString(info.new_shortrev)));
const int answer = prompt.exec();
if (answer == QMessageBox::Yes)
{
TriggerUpdate(info);
m_parent->close();
}
}
private:
QWidget* m_parent;
};
// N.B. On Windows, this should be called from WinMain. Link against qtmain and specify // N.B. On Windows, this should be called from WinMain. Link against qtmain and specify
// /SubSystem:Windows // /SubSystem:Windows
int main(int argc, char* argv[]) int main(int argc, char* argv[])
@ -146,6 +177,9 @@ int main(int argc, char* argv[])
} }
#endif #endif
QtAutoUpdateChecker updater(&win);
updater.CheckForUpdate();
retval = app.exec(); retval = app.exec();
} }

3
Source/Core/DolphinWX/DolphinWX.vcxproj
View File

@ -279,6 +279,9 @@
<ProjectReference Include="$(CoreDir)VideoCommon\VideoCommon.vcxproj"> <ProjectReference Include="$(CoreDir)VideoCommon\VideoCommon.vcxproj">
<Project>{3de9ee35-3e91-4f27-a014-2866ad8c3fe3}</Project> <Project>{3de9ee35-3e91-4f27-a014-2866ad8c3fe3}</Project>
</ProjectReference> </ProjectReference>
<ProjectReference Include="..\Updater\Updater.vcxproj">
<Project>{e4becbab-9c6e-41ab-bb56-f9d70ab6be03}</Project>
</ProjectReference>
</ItemGroup> </ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" /> <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets"> <ImportGroup Label="ExtensionTargets">

139
Source/Core/UICommon/AutoUpdate.cpp Normal file
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@ -0,0 +1,139 @@
// Copyright 2018 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "UICommon/AutoUpdate.h"
#include <picojson/picojson.h>
#include "Common/CommonPaths.h"
#include "Common/FileUtil.h"
#include "Common/HttpRequest.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
#include "Common/scmrev.h"
#include "Core/ConfigManager.h"
#ifdef _WIN32
#include <Windows.h>
#endif
namespace
{
bool SystemSupportsAutoUpdates()
{
#ifdef _WIN32
return true;
#else
return false;
#endif
}
#ifdef _WIN32
const char UPDATER_FILENAME[] = "Updater.exe";
const char UPDATER_RELOC_FILENAME[] = "Updater.2.exe";
const char UPDATER_LOG_FILE[] = "Updater.log";
std::wstring MakeUpdaterCommandLine(const std::map<std::string, std::string>& flags)
{
std::wstring cmdline = UTF8ToUTF16(UPDATER_FILENAME) + L" "; // Start with a fake argv[0].
for (const auto& pair : flags)
{
std::string value = "--" + pair.first + "=" + pair.second;
value = ReplaceAll(value, "\"", "\\\""); // Escape double quotes.
value = "\"" + value + "\" ";
cmdline += UTF8ToUTF16(value);
}
return cmdline;
}
// Used to remove the relocated updater file once we don't need it anymore.
void CleanupFromPreviousUpdate()
{
std::string reloc_updater_path = File::GetExeDirectory() + DIR_SEP + UPDATER_RELOC_FILENAME;
File::Delete(reloc_updater_path);
}
#endif
} // namespace
void AutoUpdateChecker::CheckForUpdate()
{
// Don't bother checking if updates are not supported or not enabled.
if (SConfig::GetInstance().m_auto_update_track.empty() || !SystemSupportsAutoUpdates())
return;
#ifdef _WIN32
CleanupFromPreviousUpdate();
#endif
std::string version_hash = SConfig::GetInstance().m_auto_update_hash_override.empty() ?
SCM_REV_STR :
SConfig::GetInstance().m_auto_update_hash_override;
std::string url = "https://dolphin-emu.org/update/check/v0/" +
SConfig::GetInstance().m_auto_update_track + "/" + version_hash;
Common::HttpRequest req{std::chrono::seconds{10}};
auto resp = req.Get(url);
if (!resp)
{
ERROR_LOG(COMMON, "Auto-update request failed");
return;
}
std::string contents(reinterpret_cast<char*>(resp->data()), resp->size());
INFO_LOG(COMMON, "Auto-update JSON response: %s", contents.c_str());
picojson::value json;
std::string err = picojson::parse(json, contents);
if (!err.empty())
{
ERROR_LOG(COMMON, "Invalid JSON received from auto-update service: %s", err.c_str());
return;
}
picojson::object obj = json.get<picojson::object>();
if (obj["status"].get<std::string>() != "outdated")
{
INFO_LOG(COMMON, "Auto-update status: we are up to date.");
return;
}
NewVersionInformation nvi;
nvi.this_manifest_url = obj["old"].get<picojson::object>()["manifest"].get<std::string>();
nvi.next_manifest_url = obj["new"].get<picojson::object>()["manifest"].get<std::string>();
nvi.content_store_url = obj["content-store"].get<std::string>();
nvi.new_shortrev = obj["new"].get<picojson::object>()["name"].get<std::string>();
nvi.new_hash = obj["new"].get<picojson::object>()["hash"].get<std::string>();
// TODO: generate the HTML changelog from the JSON information.
OnUpdateAvailable(nvi);
}
void AutoUpdateChecker::TriggerUpdate(const AutoUpdateChecker::NewVersionInformation& info)
{
#ifdef _WIN32
std::map<std::string, std::string> updater_flags;
updater_flags["this-manifest-url"] = info.this_manifest_url;
updater_flags["next-manifest-url"] = info.next_manifest_url;
updater_flags["content-store-url"] = info.content_store_url;
updater_flags["parent-pid"] = std::to_string(GetCurrentProcessId());
updater_flags["install-base-path"] = File::GetExeDirectory();
updater_flags["log-file"] = File::GetExeDirectory() + DIR_SEP + UPDATER_LOG_FILE;
// Copy the updater so it can update itself if needed.
std::string updater_path = File::GetExeDirectory() + DIR_SEP + UPDATER_FILENAME;
std::string reloc_updater_path = File::GetExeDirectory() + DIR_SEP + UPDATER_RELOC_FILENAME;
File::Copy(updater_path, reloc_updater_path);
// Run the updater!
std::wstring command_line = MakeUpdaterCommandLine(updater_flags);
STARTUPINFO sinfo = {sizeof(info)};
PROCESS_INFORMATION pinfo;
INFO_LOG(COMMON, "Updater command line: %s", UTF16ToUTF8(command_line).c_str());
if (!CreateProcessW(UTF8ToUTF16(reloc_updater_path).c_str(),
const_cast<wchar_t*>(command_line.c_str()), nullptr, nullptr, FALSE, 0,
nullptr, nullptr, &sinfo, &pinfo))
{
ERROR_LOG(COMMON, "Could not start updater process: error=%d", GetLastError());
}
#endif
}

38
Source/Core/UICommon/AutoUpdate.h Normal file
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@ -0,0 +1,38 @@
// Copyright 2018 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <string>
// This class defines all the logic for Dolphin auto-update checking. UI-specific elements have to
// be defined in a backend specific subclass.
class AutoUpdateChecker
{
public:
// Initiates a check for updates in the background. Calls the OnUpdateAvailable callback if an
// update is available, does "nothing" otherwise.
void CheckForUpdate();
struct NewVersionInformation
{
// Name (5.0-1234) and revision hash of the new version.
std::string new_shortrev;
std::string new_hash;
// The full changelog in HTML format.
std::string changelog_html;
// Internals, to be passed to the updater binary.
std::string this_manifest_url;
std::string next_manifest_url;
std::string content_store_url;
};
// Starts the updater process, which will wait in the background until the current process exits.
void TriggerUpdate(const NewVersionInformation& info);
protected:
virtual void OnUpdateAvailable(const NewVersionInformation& info) = 0;
};

1
Source/Core/UICommon/CMakeLists.txt
View File

@ -1,4 +1,5 @@
set(SRCS set(SRCS
AutoUpdate.cpp
CommandLineParse.cpp CommandLineParse.cpp
Disassembler.cpp Disassembler.cpp
GameFile.cpp GameFile.cpp

5
Source/Core/UICommon/UICommon.vcxproj
View File

@ -42,8 +42,12 @@
<ProjectReference Include="$(CoreDir)Core\Core.vcxproj"> <ProjectReference Include="$(CoreDir)Core\Core.vcxproj">
<Project>{E54CF649-140E-4255-81A5-30A673C1FB36}</Project> <Project>{E54CF649-140E-4255-81A5-30A673C1FB36}</Project>
</ProjectReference> </ProjectReference>
<ProjectReference Include="..\..\..\Externals\picojson\picojson.vcxproj">
<Project>{2c0d058e-de35-4471-ad99-e68a2caf9e18}</Project>
</ProjectReference>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="AutoUpdate.cpp" />
<ClCompile Include="CommandLineParse.cpp" /> <ClCompile Include="CommandLineParse.cpp" />
<ClCompile Include="UICommon.cpp" /> <ClCompile Include="UICommon.cpp" />
<ClCompile Include="Disassembler.cpp" /> <ClCompile Include="Disassembler.cpp" />
@ -55,6 +59,7 @@
<ClCompile Include="GameFileCache.cpp" /> <ClCompile Include="GameFileCache.cpp" />
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<ClInclude Include="AutoUpdate.h" />
<ClInclude Include="CommandLineParse.h" /> <ClInclude Include="CommandLineParse.h" />
<ClInclude Include="UICommon.h" /> <ClInclude Include="UICommon.h" />
<ClInclude Include="Disassembler.h" /> <ClInclude Include="Disassembler.h" />

689
Source/Core/Updater/Main.cpp Normal file
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@ -0,0 +1,689 @@
// Copyright 2018 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <windows.h>
#include <OptionParser.h>
#include <algorithm>
#include <array>
#include <cstdio>
#include <ed25519/ed25519.h>
#include <mbedtls/base64.h>
#include <mbedtls/sha256.h>
#include <optional>
#include <shellapi.h>
#include <vector>
#include <zlib.h>
#include "Common/CommonPaths.h"
#include "Common/CommonTypes.h"
#include "Common/FileUtil.h"
#include "Common/HttpRequest.h"
#include "Common/StringUtil.h"
namespace
{
// Public key used to verify update manifests.
const u8 UPDATE_PUB_KEY[] = {0x2a, 0xb3, 0xd1, 0xdc, 0x6e, 0xf5, 0x07, 0xf6, 0xa0, 0x6c, 0x7c,
0x54, 0xdf, 0x54, 0xf4, 0x42, 0x80, 0xa6, 0x28, 0x8b, 0x6d, 0x70,
0x14, 0xb5, 0x4c, 0x34, 0x95, 0x20, 0x4d, 0xd4, 0xd3, 0x5d};
const char UPDATE_TEMP_DIR[] = "TempUpdate";
// Where to log updater output.
FILE* log_fp = stderr;
void FlushLog()
{
fflush(log_fp);
fclose(log_fp);
}
// Internal representation of options passed on the command-line.
struct Options
{
std::string this_manifest_url;
std::string next_manifest_url;
std::string content_store_url;
std::string install_base_path;
std::optional<DWORD> parent_pid;
std::optional<std::string> log_file;
};
std::vector<std::string> CommandLineToUtf8Argv(PCWSTR command_line)
{
int nargs;
LPWSTR* tokenized = CommandLineToArgvW(command_line, &nargs);
if (!tokenized)
return {};
std::vector<std::string> argv(nargs);
for (int i = 0; i < nargs; ++i)
{
argv[i] = UTF16ToUTF8(tokenized[i]);
}
LocalFree(tokenized);
return argv;
}
std::optional<Options> ParseCommandLine(PCWSTR command_line)
{
using optparse::OptionParser;
OptionParser parser = OptionParser().prog("updater.exe").description("Dolphin Updater binary");
parser.add_option("--this-manifest-url")
.dest("this-manifest-url")
.help("URL to the update manifest for the currently installed version.")
.metavar("URL");
parser.add_option("--next-manifest-url")
.dest("next-manifest-url")
.help("URL to the update manifest for the to-be-installed version.")
.metavar("URL");
parser.add_option("--content-store-url")
.dest("content-store-url")
.help("Base URL of the content store where files to download are stored.")
.metavar("URL");
parser.add_option("--install-base-path")
.dest("install-base-path")
.help("Base path of the Dolphin install to be updated.")
.metavar("PATH");
parser.add_option("--log-file")
.dest("log-file")
.help("File where to log updater debug output.")
.metavar("PATH");
parser.add_option("--parent-pid")
.dest("parent-pid")
.type("int")
.help("(optional) PID of the parent process. The updater will wait for this process to "
"complete before proceeding.")
.metavar("PID");
std::vector<std::string> argv = CommandLineToUtf8Argv(command_line);
optparse::Values options = parser.parse_args(argv);
Options opts;
// Required arguments.
std::vector<std::string> required{"this-manifest-url", "next-manifest-url", "content-store-url",
"install-base-path"};
for (const auto& req : required)
{
if (!options.is_set(req))
{
parser.print_help();
return {};
}
}
opts.this_manifest_url = options["this-manifest-url"];
opts.next_manifest_url = options["next-manifest-url"];
opts.content_store_url = options["content-store-url"];
opts.install_base_path = options["install-base-path"];
// Optional arguments.
if (options.is_set("parent-pid"))
opts.parent_pid = (DWORD)options.get("parent-pid");
if (options.is_set("log-file"))
opts.log_file = options["log-file"];
return opts;
}
std::optional<std::string> GzipInflate(const std::string& data)
{
z_stream zstrm;
zstrm.zalloc = nullptr;
zstrm.zfree = nullptr;
zstrm.opaque = nullptr;
zstrm.avail_in = static_cast<u32>(data.size());
zstrm.next_in = reinterpret_cast<u8*>(const_cast<char*>(data.data()));
// 16 + MAX_WBITS means gzip. Don't ask me.
inflateInit2(&zstrm, 16 + MAX_WBITS);
std::string out;
char buffer[4096];
int ret;
do
{
zstrm.avail_out = sizeof(buffer);
zstrm.next_out = reinterpret_cast<u8*>(buffer);
ret = inflate(&zstrm, 0);
out.append(buffer, sizeof(buffer) - zstrm.avail_out);
} while (ret == Z_OK);
inflateEnd(&zstrm);
if (ret != Z_STREAM_END)
{
fprintf(log_fp, "Could not read the data as gzip: error %d.\n", ret);
return {};
}
return out;
}
bool VerifySignature(const std::string& data, const std::string& b64_signature)
{
u8 signature[64]; // ed25519 sig size.
size_t sig_size;
if (mbedtls_base64_decode(signature, sizeof(signature), &sig_size,
reinterpret_cast<const u8*>(b64_signature.data()),
b64_signature.size()) ||
sig_size != sizeof(signature))
{
fprintf(log_fp, "Invalid base64: %s\n", b64_signature.c_str());
return false;
}
return ed25519_verify(signature, reinterpret_cast<const u8*>(data.data()), data.size(),
UPDATE_PUB_KEY);
}
struct Manifest
{
using Filename = std::string;
using Hash = std::array<u8, 16>;
std::map<Filename, Hash> entries;
};
bool HexDecode(const std::string& hex, u8* buffer, size_t size)
{
if (hex.size() != size * 2)
return false;
auto DecodeNibble = [](char c) -> std::optional<u8> {
if (c >= '0' && c <= '9')
return static_cast<u8>(c - '0');
else if (c >= 'a' && c <= 'f')
return static_cast<u8>(c - 'a' + 10);
else if (c >= 'A' && c <= 'F')
return static_cast<u8>(c - 'A' + 10);
else
return {};
};
for (size_t i = 0; i < size; ++i)
{
std::optional<u8> high = DecodeNibble(hex[2 * i]);
std::optional<u8> low = DecodeNibble(hex[2 * i + 1]);
if (!high || !low)
return false;
buffer[i] = (*high << 4) | *low;
}
return true;
}
std::string HexEncode(const u8* buffer, size_t size)
{
std::string out(size * 2, '\0');
for (size_t i = 0; i < size; ++i)
{
out[2 * i] = "0123456789abcdef"[buffer[i] >> 4];
out[2 * i + 1] = "0123456789abcdef"[buffer[i] & 0xF];
}
return out;
}
std::optional<Manifest> ParseManifest(const std::string& manifest)
{
Manifest parsed;
size_t pos = 0;
while (pos < manifest.size())
{
size_t filename_end_pos = manifest.find('\t', pos);
if (filename_end_pos == std::string::npos)
{
fprintf(log_fp, "Manifest entry %zu: could not find filename end.\n", parsed.entries.size());
return {};
}
size_t hash_end_pos = manifest.find('\n', filename_end_pos);
if (hash_end_pos == std::string::npos)
{
fprintf(log_fp, "Manifest entry %zu: could not find hash end.\n", parsed.entries.size());
return {};
}
std::string filename = manifest.substr(pos, filename_end_pos - pos);
std::string hash = manifest.substr(filename_end_pos + 1, hash_end_pos - filename_end_pos - 1);
if (hash.size() != 32)
{
fprintf(log_fp, "Manifest entry %zu: invalid hash: \"%s\".\n", parsed.entries.size(),
hash.c_str());
return {};
}
Manifest::Hash decoded_hash;
if (!HexDecode(hash, decoded_hash.data(), decoded_hash.size()))
{
fprintf(log_fp, "Manifest entry %zu: invalid hash: \"%s\".\n", parsed.entries.size(),
hash.c_str());
return {};
}
parsed.entries[filename] = decoded_hash;
pos = hash_end_pos + 1;
}
return parsed;
}
std::optional<Manifest> FetchAndParseManifest(const std::string& url)
{
Common::HttpRequest http;
Common::HttpRequest::Response resp = http.Get(url);
if (!resp)
{
fprintf(log_fp, "Manifest download failed.\n");
return {};
}
std::string contents(reinterpret_cast<char*>(resp->data()), resp->size());
std::optional<std::string> maybe_decompressed = GzipInflate(contents);
if (!maybe_decompressed)
return {};
std::string decompressed = std::move(*maybe_decompressed);
// Split into manifest and signature.
size_t boundary = decompressed.rfind("\n\n");
if (boundary == std::string::npos)
{
fprintf(log_fp, "No signature was found in manifest.\n");
return {};
}
std::string signature_block = decompressed.substr(boundary + 2); // 2 for "\n\n".
decompressed.resize(boundary + 1); // 1 to keep the final "\n".
std::vector<std::string> signatures = SplitString(signature_block, '\n');
bool found_valid_signature = false;
for (const auto& signature : signatures)
{
if (VerifySignature(decompressed, signature))
{
found_valid_signature = true;
break;
}
}
if (!found_valid_signature)
{
fprintf(log_fp, "Could not verify signature of the manifest.\n");
return {};
}
return ParseManifest(decompressed);
}
// Represent the operations to be performed by the updater.
struct TodoList
{
std::vector<Manifest::Hash> to_download;
struct UpdateOp
{
Manifest::Filename filename;
std::optional<Manifest::Hash> old_hash;
Manifest::Hash new_hash;
};
std::vector<UpdateOp> to_update;
struct DeleteOp
{
Manifest::Filename filename;
Manifest::Hash old_hash;
};
std::vector<DeleteOp> to_delete;
void Log() const
{
if (to_update.size())
{
fprintf(log_fp, "Updating:\n");
for (const auto& op : to_update)
{
std::string old_desc =
op.old_hash ? HexEncode(op.old_hash->data(), op.old_hash->size()) : "(new)";
fprintf(log_fp, " - %s: %s -> %s\n", op.filename.c_str(), old_desc.c_str(),
HexEncode(op.new_hash.data(), op.new_hash.size()).c_str());
}
}
if (to_delete.size())
{
fprintf(log_fp, "Deleting:\n");
for (const auto& op : to_delete)
{
fprintf(log_fp, " - %s (%s)\n", op.filename.c_str(),
HexEncode(op.old_hash.data(), op.old_hash.size()).c_str());
}
}
}
};
TodoList ComputeActionsToDo(Manifest this_manifest, Manifest next_manifest)
{
TodoList todo;
// Delete if present in this manifest but not in next manifest.
for (const auto& entry : this_manifest.entries)
{
if (next_manifest.entries.find(entry.first) == next_manifest.entries.end())
{
TodoList::DeleteOp del;
del.filename = entry.first;
del.old_hash = entry.second;
todo.to_delete.push_back(std::move(del));
}
}
// Download and update if present in next manifest with different hash from this manifest.
for (const auto& entry : next_manifest.entries)
{
std::optional<Manifest::Hash> old_hash;
const auto& old_entry = this_manifest.entries.find(entry.first);
if (old_entry != this_manifest.entries.end())
old_hash = old_entry->second;
if (!old_hash || *old_hash != entry.second)
{
todo.to_download.push_back(entry.second);
TodoList::UpdateOp update;
update.filename = entry.first;
update.old_hash = old_hash;
update.new_hash = entry.second;
todo.to_update.push_back(std::move(update));
}
}
return todo;
}
std::optional<std::string> FindOrCreateTempDir(const std::string& base_path)
{
std::string temp_path = base_path + DIR_SEP + UPDATE_TEMP_DIR;
int counter = 0;
do
{
if (!File::Exists(temp_path))
{
if (File::CreateDir(temp_path))
return temp_path;
else
{
fprintf(log_fp, "Couldn't create temp directory.\n");
return {};
}
}
else if (File::IsDirectory(temp_path))
{
return temp_path;
}
else
{
// Try again with a counter appended to the path.
std::string suffix = UPDATE_TEMP_DIR + std::to_string(counter);
temp_path = base_path + DIR_SEP + suffix;
}
} while (counter++ < 10);
fprintf(log_fp, "Could not find an appropriate temp directory name. Giving up.\n");
return {};
}
void CleanUpTempDir(const std::string& temp_dir, const TodoList& todo)
{
// This is best-effort cleanup, we ignore most errors.
for (const auto& hash : todo.to_download)
File::Delete(temp_dir + DIR_SEP + HexEncode(hash.data(), hash.size()));
File::DeleteDir(temp_dir);
}
Manifest::Hash ComputeHash(const std::string& contents)
{
std::array<u8, 32> full;
mbedtls_sha256(reinterpret_cast<const u8*>(contents.data()), contents.size(), full.data(), false);
Manifest::Hash out;
std::copy(full.begin(), full.begin() + 16, out.begin());
return out;
}
bool DownloadContent(const std::vector<Manifest::Hash>& to_download,
const std::string& content_base_url, const std::string& temp_path)
{
Common::HttpRequest req;
for (const auto& h : to_download)
{
std::string hash_filename = HexEncode(h.data(), h.size());
// Add slashes where needed.
std::string content_store_path = hash_filename;
content_store_path.insert(4, "/");
content_store_path.insert(2, "/");
std::string url = content_base_url + content_store_path;
fprintf(log_fp, "Downloading %s ...\n", url.c_str());
auto resp = req.Get(url);
if (!resp)
return false;
std::string contents(reinterpret_cast<char*>(resp->data()), resp->size());
std::optional<std::string> maybe_decompressed = GzipInflate(contents);
if (!maybe_decompressed)
return false;
std::string decompressed = std::move(*maybe_decompressed);
// Check that the downloaded contents have the right hash.
Manifest::Hash contents_hash = ComputeHash(decompressed);
if (contents_hash != h)
{
fprintf(log_fp, "Wrong hash on downloaded content %s.\n", url.c_str());
return false;
}
std::string out = temp_path + DIR_SEP + hash_filename;
if (!File::WriteStringToFile(decompressed, out))
{
fprintf(log_fp, "Could not write cache file %s.\n", out.c_str());
return false;
}
}
return true;
}
bool BackupFile(const std::string& path)
{
std::string backup_path = path + ".bak";
fprintf(log_fp, "Backing up unknown pre-existing %s to .bak.\n", path.c_str());
if (!File::Rename(path, backup_path))
{
fprintf(log_fp, "Cound not rename %s to %s for backup.\n", path.c_str(), backup_path.c_str());
return false;
}
return true;
}
bool UpdateFiles(const std::vector<TodoList::UpdateOp>& to_update,
const std::string& install_base_path, const std::string& temp_path)
{
for (const auto& op : to_update)
{
std::string path = install_base_path + DIR_SEP + op.filename;
if (!File::CreateFullPath(path))
{
fprintf(log_fp, "Could not create directory structure for %s.\n", op.filename.c_str());
return false;
}
if (File::Exists(path))
{
std::string contents;
if (!File::ReadFileToString(path, contents))
{
fprintf(log_fp, "Could not read existing file %s.\n", op.filename.c_str());
return false;
}
Manifest::Hash contents_hash = ComputeHash(contents);
if (contents_hash == op.new_hash)
{
fprintf(log_fp, "File %s was already up to date. Partial update?\n", op.filename.c_str());
continue;
}
else if (!op.old_hash || contents_hash != *op.old_hash)
{
if (!BackupFile(path))
return false;
}
}
// Now we can safely move the new contents to the location.
std::string content_filename = HexEncode(op.new_hash.data(), op.new_hash.size());
fprintf(log_fp, "Updating file %s from content %s...\n", op.filename.c_str(),
content_filename.c_str());
if (!File::Rename(temp_path + DIR_SEP + content_filename, path))
{
fprintf(log_fp, "Could not update file %s.\n", op.filename.c_str());
return false;
}
}
return true;
}
bool DeleteObsoleteFiles(const std::vector<TodoList::DeleteOp>& to_delete,
const std::string& install_base_path)
{
for (const auto& op : to_delete)
{
std::string path = install_base_path + DIR_SEP + op.filename;
if (!File::Exists(path))
{
fprintf(log_fp, "File %s is already missing.\n", op.filename.c_str());
continue;
}
else
{
std::string contents;
if (!File::ReadFileToString(path, contents))
{
fprintf(log_fp, "Could not read file planned for deletion: %s.\n", op.filename.c_str());
return false;
}
Manifest::Hash contents_hash = ComputeHash(contents);
if (contents_hash != op.old_hash)
{
if (!BackupFile(path))
return false;
}
File::Delete(path);
}
}
return true;
}
bool PerformUpdate(const TodoList& todo, const std::string& install_base_path,
const std::string& content_base_url, const std::string& temp_path)
{
fprintf(log_fp, "Starting download step...\n");
if (!DownloadContent(todo.to_download, content_base_url, temp_path))
return false;
fprintf(log_fp, "Download step completed.\n");
fprintf(log_fp, "Starting update step...\n");
if (!UpdateFiles(todo.to_update, install_base_path, temp_path))
return false;
fprintf(log_fp, "Update step completed.\n");
fprintf(log_fp, "Starting deletion step...\n");
if (!DeleteObsoleteFiles(todo.to_delete, install_base_path))
return false;
fprintf(log_fp, "Deletion step completed.\n");
return true;
}
} // namespace
int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PWSTR pCmdLine, int nCmdShow)
{
std::optional<Options> maybe_opts = ParseCommandLine(pCmdLine);
if (!maybe_opts)
return 1;
Options opts = std::move(*maybe_opts);
if (opts.log_file)
{
log_fp = _wfopen(UTF8ToUTF16(*opts.log_file).c_str(), L"w");
if (!log_fp)
log_fp = stderr;
else
atexit(FlushLog);
}
fprintf(log_fp, "Updating from: %s\n", opts.this_manifest_url.c_str());
fprintf(log_fp, "Updating to: %s\n", opts.next_manifest_url.c_str());
fprintf(log_fp, "Install path: %s\n", opts.install_base_path.c_str());
if (!File::IsDirectory(opts.install_base_path))
{
fprintf(log_fp, "Cannot find install base path, or not a directory.\n");
return 1;
}
if (opts.parent_pid)
{
fprintf(log_fp, "Waiting for parent PID %d to complete...\n", *opts.parent_pid);
HANDLE parent_handle = OpenProcess(SYNCHRONIZE, FALSE, *opts.parent_pid);
WaitForSingleObject(parent_handle, INFINITE);
CloseHandle(parent_handle);
fprintf(log_fp, "Completed! Proceeding with update.\n");
}
Manifest this_manifest, next_manifest;
{
std::optional<Manifest> maybe_manifest = FetchAndParseManifest(opts.this_manifest_url);
if (!maybe_manifest)
{
fprintf(log_fp, "Could not fetch current manifest. Aborting.\n");
return 1;
}
this_manifest = std::move(*maybe_manifest);
maybe_manifest = FetchAndParseManifest(opts.next_manifest_url);
if (!maybe_manifest)
{
fprintf(log_fp, "Could not fetch next manifest. Aborting.\n");
return 1;
}
next_manifest = std::move(*maybe_manifest);
}
TodoList todo = ComputeActionsToDo(this_manifest, next_manifest);
todo.Log();
std::optional<std::string> maybe_temp_dir = FindOrCreateTempDir(opts.install_base_path);
if (!maybe_temp_dir)
return 1;
std::string temp_dir = std::move(*maybe_temp_dir);
bool ok = PerformUpdate(todo, opts.install_base_path, opts.content_store_url, temp_dir);
if (!ok)
fprintf(log_fp, "Failed to apply the update.\n");
CleanUpTempDir(temp_dir, todo);
return !ok;
}

78
Source/Core/Updater/Updater.vcxproj Normal file
View File

@ -0,0 +1,78 @@
<?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup Label="ProjectConfigurations">
<ProjectConfiguration Include="Debug|x64">
<Configuration>Debug</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|x64">
<Configuration>Release</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
</ItemGroup>
<PropertyGroup Label="Globals">
<ProjectGuid>{E4BECBAB-9C6E-41AB-BB56-F9D70AB6BE03}</ProjectGuid>
<WindowsTargetPlatformVersion>10.0.15063.0</WindowsTargetPlatformVersion>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
<PropertyGroup Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<PlatformToolset>v141</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
<UseDebugLibraries>true</UseDebugLibraries>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
<UseDebugLibraries>false</UseDebugLibraries>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
<ImportGroup Label="ExtensionSettings">
</ImportGroup>
<ImportGroup Label="PropertySheets">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
<Import Project="..\..\VSProps\Base.props" />
<Import Project="..\..\VSProps\PCHUse.props" />
</ImportGroup>
<PropertyGroup Label="UserMacros" />
<PropertyGroup />
<ItemDefinitionGroup>
<Link>
<AdditionalDependencies>iphlpapi.lib;winmm.lib;ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemGroup>
<ProjectReference Include="..\..\..\Externals\cpp-optparse\cpp-optparse.vcxproj">
<Project>{c636d9d1-82fe-42b5-9987-63b7d4836341}</Project>
</ProjectReference>
<ProjectReference Include="..\..\..\Externals\curl\curl.vcxproj">
<Project>{bb00605c-125f-4a21-b33b-7bf418322dcb}</Project>
</ProjectReference>
<ProjectReference Include="..\..\..\externals\ed25519\ed25519.vcxproj">
<Project>{5bdf4b91-1491-4fb0-bc27-78e9a8e97dc3}</Project>
</ProjectReference>
<ProjectReference Include="..\..\..\Externals\mbedtls\mbedTLS.vcxproj">
<Project>{bdb6578b-0691-4e80-a46c-df21639fd3b8}</Project>
</ProjectReference>
<ProjectReference Include="..\..\..\Externals\zlib\zlib.vcxproj">
<Project>{ff213b23-2c26-4214-9f88-85271e557e87}</Project>
</ProjectReference>
<ProjectReference Include="..\Common\Common.vcxproj">
<Project>{2e6c348c-c75c-4d94-8d1e-9c1fcbf3efe4}</Project>
</ProjectReference>
</ItemGroup>
<ItemGroup>
<ClCompile Include="Main.cpp" />
</ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
<!--Copy the .exe to binary output folder-->
<ItemGroup>
<SourceFiles Include="$(TargetPath)" />
</ItemGroup>
<Target Name="AfterBuild" Inputs="@(SourceFiles)" Outputs="@(SourceFiles -> '$(BinaryOutputDir)%(Filename)%(Extension)')">
<Message Text="Copy: @(SourceFiles) -&gt; $(BinaryOutputDir)" Importance="High" />
<Copy SourceFiles="@(SourceFiles)" DestinationFolder="$(BinaryOutputDir)" />
</Target>
</Project>

6
Source/Core/Updater/Updater.vcxproj.filters Normal file
View File

@ -0,0 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<ClCompile Include="Main.cpp" />
</ItemGroup>
</Project>

22
Source/dolphin-emu.sln
View File

@ -1,7 +1,7 @@
 
Microsoft Visual Studio Solution File, Format Version 12.00 Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 15 # Visual Studio 15
VisualStudioVersion = 15.0.26430.12 VisualStudioVersion = 15.0.26430.14
MinimumVisualStudioVersion = 10.0.40219.1 MinimumVisualStudioVersion = 10.0.40219.1
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Dolphin", "Core\DolphinWX\DolphinWX.vcxproj", "{47411FDB-1BF2-48D0-AB4E-C7C41160F898}" Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Dolphin", "Core\DolphinWX\DolphinWX.vcxproj", "{47411FDB-1BF2-48D0-AB4E-C7C41160F898}"
EndProject EndProject
@ -83,6 +83,12 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "cubeb", "..\Externals\cubeb
EndProject EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pugixml", "..\Externals\pugixml\pugixml.vcxproj", "{38FEE76F-F347-484B-949C-B4649381CFFB}" Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pugixml", "..\Externals\pugixml\pugixml.vcxproj", "{38FEE76F-F347-484B-949C-B4649381CFFB}"
EndProject EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "picojson", "..\Externals\picojson\picojson.vcxproj", "{2C0D058E-DE35-4471-AD99-E68A2CAF9E18}"
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ed25519", "..\externals\ed25519\ed25519.vcxproj", "{5BDF4B91-1491-4FB0-BC27-78E9A8E97DC3}"
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Updater", "Core\Updater\Updater.vcxproj", "{E4BECBAB-9C6E-41AB-BB56-F9D70AB6BE03}"
EndProject
Global Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|x64 = Debug|x64 Debug|x64 = Debug|x64
@ -237,6 +243,18 @@ Global
{38FEE76F-F347-484B-949C-B4649381CFFB}.Debug|x64.Build.0 = Debug|x64 {38FEE76F-F347-484B-949C-B4649381CFFB}.Debug|x64.Build.0 = Debug|x64
{38FEE76F-F347-484B-949C-B4649381CFFB}.Release|x64.ActiveCfg = Release|x64 {38FEE76F-F347-484B-949C-B4649381CFFB}.Release|x64.ActiveCfg = Release|x64
{38FEE76F-F347-484B-949C-B4649381CFFB}.Release|x64.Build.0 = Release|x64 {38FEE76F-F347-484B-949C-B4649381CFFB}.Release|x64.Build.0 = Release|x64
{2C0D058E-DE35-4471-AD99-E68A2CAF9E18}.Debug|x64.ActiveCfg = Debug|x64
{2C0D058E-DE35-4471-AD99-E68A2CAF9E18}.Debug|x64.Build.0 = Debug|x64
{2C0D058E-DE35-4471-AD99-E68A2CAF9E18}.Release|x64.ActiveCfg = Release|x64
{2C0D058E-DE35-4471-AD99-E68A2CAF9E18}.Release|x64.Build.0 = Release|x64
{5BDF4B91-1491-4FB0-BC27-78E9A8E97DC3}.Debug|x64.ActiveCfg = Debug|x64
{5BDF4B91-1491-4FB0-BC27-78E9A8E97DC3}.Debug|x64.Build.0 = Debug|x64
{5BDF4B91-1491-4FB0-BC27-78E9A8E97DC3}.Release|x64.ActiveCfg = Release|x64
{5BDF4B91-1491-4FB0-BC27-78E9A8E97DC3}.Release|x64.Build.0 = Release|x64
{E4BECBAB-9C6E-41AB-BB56-F9D70AB6BE03}.Debug|x64.ActiveCfg = Debug|x64
{E4BECBAB-9C6E-41AB-BB56-F9D70AB6BE03}.Debug|x64.Build.0 = Debug|x64
{E4BECBAB-9C6E-41AB-BB56-F9D70AB6BE03}.Release|x64.ActiveCfg = Release|x64
{E4BECBAB-9C6E-41AB-BB56-F9D70AB6BE03}.Release|x64.Build.0 = Release|x64
EndGlobalSection EndGlobalSection
GlobalSection(SolutionProperties) = preSolution GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE HideSolutionNode = FALSE
@ -274,5 +292,7 @@ Global
{C636D9D1-82FE-42B5-9987-63B7D4836341} = {87ADDFF9-5768-4DA2-A33B-2477593D6677} {C636D9D1-82FE-42B5-9987-63B7D4836341} = {87ADDFF9-5768-4DA2-A33B-2477593D6677}
{8EA11166-6512-44FC-B7A5-A4D1ECC81170} = {87ADDFF9-5768-4DA2-A33B-2477593D6677} {8EA11166-6512-44FC-B7A5-A4D1ECC81170} = {87ADDFF9-5768-4DA2-A33B-2477593D6677}
{38FEE76F-F347-484B-949C-B4649381CFFB} = {87ADDFF9-5768-4DA2-A33B-2477593D6677} {38FEE76F-F347-484B-949C-B4649381CFFB} = {87ADDFF9-5768-4DA2-A33B-2477593D6677}
{2C0D058E-DE35-4471-AD99-E68A2CAF9E18} = {87ADDFF9-5768-4DA2-A33B-2477593D6677}
{5BDF4B91-1491-4FB0-BC27-78E9A8E97DC3} = {87ADDFF9-5768-4DA2-A33B-2477593D6677}
EndGlobalSection EndGlobalSection
EndGlobal EndGlobal