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Use `const` in RSA related pointers

This commit is contained in:
Jannik Vogel 2019-03-03 21:06:55 +01:00
parent 0077eb7ab2
commit e0df0d6d9e
2 changed files with 6 additions and 6 deletions
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8
src/common/crypto/EmuRsa.cpp
View File

@ -102,7 +102,7 @@ double* sinCos = NULL;
/* Global function declarations */
giant newgiant(int numshorts);
void gigimport(giant g, unsigned char* buff, int len);
void gigimport(giant g, const unsigned char* buff, int len);
void auxmulg(giant a, giant b);
void normal_subg(giant a, giant b);
void reverse_subg(giant a, giant b);
@ -152,7 +152,7 @@ int gsign(giant g); /* Returns the sign of g: -1, 0, 1. */
void absg(giant g); /* g := |g|. */
void RSAdecrypt(unsigned char* c_number, unsigned char* cryptbuffer, RSA_PUBLIC_KEY key)
void RSAdecrypt(const unsigned char* c_number, unsigned char* cryptbuffer, RSA_PUBLIC_KEY key)
{
giant n = newgiant(GIANT_INFINITY);
giant e = newgiant(GIANT_INFINITY);
@ -171,7 +171,7 @@ void RSAdecrypt(unsigned char* c_number, unsigned char* cryptbuffer, RSA_PUBLIC_
memcpy(cryptbuffer, sig->n, 256);
}
bool Verifyhash(unsigned char* hash, unsigned char* decryptBuffer, RSA_PUBLIC_KEY key)
bool Verifyhash(const unsigned char* hash, const unsigned char* decryptBuffer, RSA_PUBLIC_KEY key)
{
unsigned char cmphash[20];
int a;
@ -241,7 +241,7 @@ giant newgiant(int numshorts)
// http://xbox-linux-devel.narkive.com/Qw6o31DP/xbedump-fix-for-array-out-of-bounds-access#post1
// and it has been improved based on JayFoxRox suggestions. See the link below for the details
// https://github.com/xqemu/xbedump/pull/5
void gigimport(giant g, unsigned char *buff, int len) {
void gigimport(giant g, const unsigned char *buff, int len) {
// copy buffered 'number' into giant's number buffer
memcpy(g->n, buff, len);

4
src/common/crypto/EmuRsa.h
View File

@ -47,7 +47,7 @@ typedef struct _RSA_PUBLIC_KEY
#pragma pack()
void RSAdecrypt(unsigned char* c_number, unsigned char* cryptbuffer, RSA_PUBLIC_KEY key);
bool Verifyhash(unsigned char* hash, unsigned char* decryptBuffer, RSA_PUBLIC_KEY key);
void RSAdecrypt(const unsigned char* c_number, unsigned char* cryptbuffer, RSA_PUBLIC_KEY key);
bool Verifyhash(const unsigned char* hash, const unsigned char* decryptBuffer, RSA_PUBLIC_KEY key);
#endif