RaySollium99/picodrive
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mcd, fixes and improvements by mcd-verificator

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This commit is contained in:
kub 2023-05-19 14:10:22 +00:00
parent 44a6c67823
commit 178a9b683c
6 changed files with 164 additions and 127 deletions
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12
pico/cart.c
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@ -404,7 +404,9 @@ size_t pm_read(void *ptr, size_t bytes, pm_file *stream)
{
int ret;
if (stream->type == PMT_UNCOMPRESSED)
if (stream == NULL)
return -1;
else if (stream->type == PMT_UNCOMPRESSED)
{
ret = fread(ptr, 1, bytes, stream->file);
}
@ -514,8 +516,10 @@ size_t pm_read(void *ptr, size_t bytes, pm_file *stream)
size_t pm_read_audio(void *ptr, size_t bytes, pm_file *stream)
{
if (stream == NULL)
return -1;
#if !(CPU_IS_LE)
if (stream->type == PMT_UNCOMPRESSED)
else if (stream->type == PMT_UNCOMPRESSED)
{
// convert little endian audio samples from WAV file
int ret = pm_read(ptr, bytes, stream);
@ -542,7 +546,9 @@ size_t pm_read_audio(void *ptr, size_t bytes, pm_file *stream)
int pm_seek(pm_file *stream, long offset, int whence)
{
if (stream->type == PMT_UNCOMPRESSED)
if (stream == NULL)
return -1;
else if (stream->type == PMT_UNCOMPRESSED)
{
fseek(stream->file, offset, whence);
return ftell(stream->file);