Cog/Frameworks/Dumb/dumb/src/it/readriff.c
2017-10-08 18:48:02 -07:00

58 lines
2.2 KiB
C

/* _______ ____ __ ___ ___
* \ _ \ \ / \ / \ \ / / ' ' '
* | | \ \ | | || | \/ | . .
* | | | | | | || ||\ /| |
* | | | | | | || || \/ | | ' ' '
* | | | | | | || || | | . .
* | |_/ / \ \__// || | |
* /_______/ynamic \____/niversal /__\ /____\usic /| . . ibliotheque
* / \
* / . \
* readriff.c - Code to read a RIFF module file / / \ \
* from memory. | < / \_
* | \/ /\ /
* \_ / > /
* By Christopher Snowhill. | \ / /
* | ' /
* \__/
*/
#include "dumb.h"
#include "internal/it.h"
#include "internal/riff.h"
DUH *dumb_read_riff_amff(DUMBFILE *f, struct riff *stream);
DUH *dumb_read_riff_am(DUMBFILE *f, struct riff *stream);
DUH *dumb_read_riff_dsmf(DUMBFILE *f, struct riff *stream);
/* dumb_read_riff_quick(): reads a RIFF file into a DUH struct, returning a
* pointer to the DUH struct. When you have finished with it, you must pass
* the pointer to unload_duh() so that the memory can be freed.
*/
DUH *dumb_read_riff_quick(DUMBFILE *f) {
DUH *duh;
struct riff *stream;
long size;
size = dumbfile_get_size(f);
stream = riff_parse(f, 0, size, 1);
if (!stream)
stream = riff_parse(f, 0, size, 0);
if (!stream)
return 0;
if (stream->type == DUMB_ID('A', 'M', ' ', ' '))
duh = dumb_read_riff_am(f, stream);
else if (stream->type == DUMB_ID('A', 'M', 'F', 'F'))
duh = dumb_read_riff_amff(f, stream);
else if (stream->type == DUMB_ID('D', 'S', 'M', 'F'))
duh = dumb_read_riff_dsmf(f, stream);
else
duh = 0;
riff_free(stream);
return duh;
}