487 void bytestream_init(GetByteCxt *g,  in bytestream_init()  argument
492     g->buffer       = buf;  in bytestream_init()
493     g->buffer_start = buf;  in bytestream_init()
494     g->buffer_end   = buf + buf_size;  in bytestream_init()
497 static int bytestream_get_bytes_left(GetByteCxt *g)  in bytestream_get_bytes_left()  argument
499     return g->buffer_end - g->buffer;  in bytestream_get_bytes_left()
502 static void bytestream_skipu(GetByteCxt *g, unsigned int size)  in bytestream_skipu()  argument
504     g->buffer += size;  in bytestream_skipu()
507 static int bytestream_tell(GetByteCxt *g)  in bytestream_tell()  argument
509     return (int)(g->buffer - g->buffer_start);  in bytestream_tell()
512 static int bytestream_get_byteu(GetByteCxt *g)  in bytestream_get_byteu()  argument
515     tmp = g->buffer[0];  in bytestream_get_byteu()
516     g->buffer++;  in bytestream_get_byteu()