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Using filestream

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This commit is contained in:
Alberto Fustinoni 2017-06-20 00:29:42 +09:00
parent f47c7749ff
commit 6652a76f30
1 changed files with 9 additions and 8 deletions
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17
libretro/libretro.c
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@ -74,6 +74,7 @@
#include "libretro.h" #include "libretro.h"
#include "md_ntsc.h" #include "md_ntsc.h"
#include "sms_ntsc.h" #include "sms_ntsc.h"
#include "streams/file_stream.h"
sms_ntsc_t *sms_ntsc; sms_ntsc_t *sms_ntsc;
md_ntsc_t *md_ntsc; md_ntsc_t *md_ntsc;
@ -169,7 +170,7 @@ int load_archive(char *filename, unsigned char *buffer, int maxsize, char *exten
int size, left; int size, left;
/* Open file */ /* Open file */
FILE *fd = fopen(filename, "rb"); RFILE *fd = filestream_open(filename, RFILE_MODE_READ, -1);
if (!fd) if (!fd)
{ {
@ -193,13 +194,13 @@ int load_archive(char *filename, unsigned char *buffer, int maxsize, char *exten
} }
/* Get file size */ /* Get file size */
fseek(fd, 0, SEEK_END); filestream_seek(fd, 0, SEEK_END);
size = ftell(fd); size = filestream_tell(fd);
/* size limit */ /* size limit */
if (size > MAXROMSIZE) if (size > MAXROMSIZE)
{ {
fclose(fd); filestream_close(fd);
if (log_cb) if (log_cb)
log_cb(RETRO_LOG_ERROR, "File is too large.\n"); log_cb(RETRO_LOG_ERROR, "File is too large.\n");
return 0; return 0;
@ -221,19 +222,19 @@ int load_archive(char *filename, unsigned char *buffer, int maxsize, char *exten
/* Read into buffer */ /* Read into buffer */
left = size; left = size;
fseek(fd, 0, SEEK_SET); filestream_seek(fd, 0, SEEK_SET);
while (left > CHUNKSIZE) while (left > CHUNKSIZE)
{ {
fread(buffer, CHUNKSIZE, 1, fd); filestream_read(fd, buffer, CHUNKSIZE);
buffer += CHUNKSIZE; buffer += CHUNKSIZE;
left -= CHUNKSIZE; left -= CHUNKSIZE;
} }
/* Read remaining bytes */ /* Read remaining bytes */
fread(buffer, left, 1, fd); filestream_read(fd, buffer, left);
/* Close file */ /* Close file */
fclose(fd); filestream_close(fd);
/* Return loaded ROM size */ /* Return loaded ROM size */
return size; return size;