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Allow a null destination pointer for cellL10n functions.

This commit is contained in:
Andrew Church 2015-12-25 09:01:23 +09:00
parent 3055de0444
commit 5a18c3f8ea
1 changed files with 48 additions and 17 deletions
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65
rpcs3/Emu/SysCalls/Modules/cellL10n.cpp
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@ -207,30 +207,61 @@ s32 _ConvertStr(s32 src_code, const void *src, s32 src_len, s32 dst_code, void *
std::string wrapped_source = std::string(static_cast<const char *>(src), src_len);
std::string target = _OemToOem(srcCode, dstCode, wrapped_source);
if (target.length() > *dst_len) return DSTExhausted;
memcpy(dst, target.c_str(), target.length());
if (dst != NULL)
{
if (target.length() > *dst_len) return DSTExhausted;
memcpy(dst, target.c_str(), target.length());
}
*dst_len = target.length();
return ConversionOK;
#else
s32 retValue = ConversionOK;
iconv_t ict = iconv_open(dstCode, srcCode);
size_t srcLen = src_len, dstLen = *dst_len;
size_t ictd = iconv(ict, (char **)&src, &srcLen, (char **)&dst, &dstLen);
*dst_len -= dstLen;
if (ictd == -1)
size_t srcLen = src_len;
if (dst != NULL)
{
if (errno == EILSEQ)
retValue = SRCIllegal; //Invalid multi-byte sequence
else if (errno == E2BIG)
retValue = DSTExhausted;//Not enough space
else if (errno == EINVAL)
size_t dstLen = *dst_len;
size_t ictd = iconv(ict, (char **)&src, &srcLen, (char **)&dst, &dstLen);
*dst_len -= dstLen;
if (ictd == -1)
{
if (allowIncomplete)
*dst_len = -1; // TODO: correct value?
else
retValue = SRCIllegal;
if (errno == EILSEQ)
retValue = SRCIllegal; //Invalid multi-byte sequence
else if (errno == E2BIG)
retValue = DSTExhausted;//Not enough space
else if (errno == EINVAL)
{
if (allowIncomplete)
*dst_len = -1; // TODO: correct value?
else
retValue = SRCIllegal;
}
}
}
else
{
*dst_len = 0;
char buf[16];
while (srcLen > 0)
{
char *bufPtr = buf;
size_t bufLeft = sizeof(buf);
size_t ictd = iconv(ict, (char **)&src, &srcLen, (char **)&bufPtr, &bufLeft);
*dst_len += sizeof(buf) - bufLeft;
if (ictd == -1 && errno != E2BIG)
{
if (errno == EILSEQ)
retValue = SRCIllegal;
else if (errno == EINVAL)
{
if (allowIncomplete)
*dst_len = -1; // TODO: correct value?
else
retValue = SRCIllegal;
}
break;
}
}
}
iconv_close(ict);
@ -241,7 +272,7 @@ s32 _ConvertStr(s32 src_code, const void *src, s32 src_len, s32 dst_code, void *
s32 _L10nConvertStr(s32 src_code, vm::cptr<void> src, vm::cptr<s32> src_len, s32 dst_code, vm::ptr<void> dst, vm::ptr<s32> dst_len)
{
s32 dstLen = *dst_len;
s32 result = _ConvertStr(src_code, src.get_ptr(), *src_len, dst_code, dst.get_ptr(), &dstLen, false);
s32 result = _ConvertStr(src_code, src.get_ptr(), *src_len, dst_code, dst == vm::null ? NULL : dst.get_ptr(), &dstLen, false);
*dst_len = dstLen;
return result;
}