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Replace direct file access with VFS routines

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This commit is contained in:
jdgleaver
2021-10-20 16:31:45 +01:00
parent 5ad90107b6
commit 499f1c04de
44 changed files with 5853 additions and 575 deletions
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45
src/fceu-endian.c
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@@ -46,37 +46,6 @@ void FlipByteOrder(uint8 *src, uint32 count)
}
}
int write16le(uint16 b, FILE *fp)
{
uint8 s[2];
s[0] = b;
s[1] = b >> 8;
return((fwrite(s, 1, 2, fp) < 2) ? 0 : 2);
}
int write32le(uint32 b, FILE *fp)
{
uint8 s[4];
s[0] = b;
s[1] = b >> 8;
s[2] = b >> 16;
s[3] = b >> 24;
return((fwrite(s, 1, 4, fp) < 4) ? 0 : 4);
}
int read32le(uint32 *Bufo, FILE *fp)
{
uint32 buf;
if (fread(&buf, 1, 4, fp) < 4)
return 0;
#ifdef MSB_FIRST
*(uint32*)Bufo = ((buf & 0xFF) << 24) | ((buf & 0xFF00) << 8) | ((buf & 0xFF0000) >> 8) | ((buf & 0xFF000000) >> 24);
#else
*(uint32*)Bufo = buf;
#endif
return 1;
}
int write32le_mem(uint32 b, memstream_t *mem)
{
uint8 s[4];
@@ -100,18 +69,6 @@ int read32le_mem(uint32 *Bufo, memstream_t *mem)
return 1;
}
int read16le(char *d, FILE *fp)
{
#ifdef MSB_FIRST
int ret;
ret = fread(d + 1, 1, 1, fp);
ret += fread(d, 1, 1, fp);
return ret < 2 ? 0 : 2;
#else
return((fread(d, 1, 2, fp) < 2) ? 0 : 2);
#endif
}
void FCEU_en32lsb(uint8 *buf, uint32 morp)
{
buf[0] = morp;
@@ -120,7 +77,7 @@ void FCEU_en32lsb(uint8 *buf, uint32 morp)
buf[3] = morp >> 24;
}
uint32 FCEU_de32lsb(uint8 *morp)
uint32 FCEU_de32lsb(const uint8 *morp)
{
return(morp[0] | (morp[1] << 8) | (morp[2] << 16) | (morp[3] << 24));
}