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This commit is contained in:
twinaphex 2017-09-06 23:17:00 +02:00
parent acc24b8a57
commit 47b4de7bbf
4 changed files with 86 additions and 4 deletions
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8
libretro-common/include/streams/file_stream.h
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@ -31,6 +31,8 @@
#include <retro_common_api.h>
#include <boolean.h>
#include <stdarg.h>
RETRO_BEGIN_DECLS
typedef struct RFILE RFILE;
@ -81,6 +83,12 @@ bool filestream_write_file(const char *path, const void *data, ssize_t size);
int filestream_putc(RFILE *stream, int c);
int filestream_vprintf(RFILE *stream, const char* format, va_list args);
int filestream_printf(RFILE *stream, const char* format, ...);
int filestream_error(RFILE *stream);
int filestream_get_fd(RFILE *stream);
int filestream_flush(RFILE *stream);

21
libretro-common/include/streams/file_stream_transforms.h
View File

@ -24,12 +24,12 @@
#define __LIBRETRO_SDK_FILE_STREAM_TRANSFORMS_H
#include <retro_common_api.h>
#include <streams/file_stream.h>
#include <string.h>
RETRO_BEGIN_DECLS
typedef struct RFILE RFILE;
#define FILE RFILE
#define fopen rfopen
@ -38,9 +38,14 @@ RETRO_BEGIN_DECLS
#define fseek rfseek
#define fread rfread
#define fgets rfgets
#define fgetc rfgetc
#define fwrite rfwrite
#define fputc rfputc
#define fprintf rfprintf
#define ferror rferror
#define feof rfeof
RFILE* rfopen(const char *path, char *mode);
RFILE* rfopen(const char *path, const char *mode);
int rfclose(RFILE* stream);
@ -53,9 +58,19 @@ size_t rfread(void* buffer,
char *rfgets(char *buffer, int maxCount, RFILE* stream);
int rfgetc(RFILE* stream);
size_t rfwrite(void const* buffer,
size_t elementSize, size_t elementCount, RFILE* stream);
int rfputc(int character, RFILE * stream);
int rfprintf(RFILE * stream, const char * format, ...);
int rferror(RFILE* stream);
int rfeof(RFILE* stream);
RETRO_END_DECLS
#endif

28
libretro-common/streams/file_stream.c
View File

@ -529,6 +529,34 @@ int filestream_putc(RFILE *stream, int c)
#endif
}
int filestream_vprintf(RFILE *stream, const char* format, va_list args)
{
static char buffer[8 * 1024];
int numChars = vsprintf(buffer, format, args);
if (numChars < 0)
return -1;
else if (numChars == 0)
return 0;
return filestream_write(stream, buffer, numChars);
}
int filestream_printf(RFILE *stream, const char* format, ...)
{
va_list vl;
int result;
va_start(vl, format);
result = filestream_vprintf(stream, format, vl);
va_end(vl);
return result;
}
int filestream_error(RFILE *stream)
{
return ferror(stream->fp);
}
int filestream_close(RFILE *stream)
{
if (!stream)

33
libretro-common/streams/file_stream_transforms.c
View File

@ -22,8 +22,9 @@
#include <streams/file_stream.h>
#include <string.h>
#include <stdarg.h>
RFILE* rfopen(const char *path, char *mode)
RFILE* rfopen(const char *path, const char *mode)
{
unsigned int retro_mode = RFILE_MODE_READ_TEXT;
if (strstr(mode, "r"))
@ -64,8 +65,38 @@ char *rfgets(char *buffer, int maxCount, RFILE* stream)
return filestream_gets(stream, buffer, maxCount);
}
int rfgetc(RFILE* stream)
{
return filestream_getc(stream);
}
size_t rfwrite(void const* buffer,
size_t elementSize, size_t elementCount, RFILE* stream)
{
return filestream_write(stream, buffer, elementSize*elementCount);
}
int rfputc(int character, RFILE * stream)
{
return filestream_putc(stream, character);
}
int rfprintf(RFILE * stream, const char * format, ...)
{
int result;
va_list vl;
va_start(vl, format);
result = filestream_vprintf(stream, format, vl);
va_end(vl);
return result;
}
int rferror(RFILE* stream)
{
return filestream_error(stream);
}
int rfeof(RFILE* stream)
{
return filestream_eof(stream);
}