/* return IS_???_FILE (smfconv.h) */
static int is_midifile_url(URL url)
{
char buffer[1024];
long len;
int i;
len=url_nread(url,buffer,100);
for(i=0; is_midifile_check[i].type!=IS_OTHER_FILE; i++) {
if(len<is_midifile_check[i].len)
continue;
if(memcmp(buffer,is_midifile_check[i].header,is_midifile_check[i].len)==0)
return is_midifile_check[i].type;
}
return IS_OTHER_FILE;
}
/* return allocated memory void pointer */
static void *url2mem(URL url,long *lenp)
{
#define URL2MEM_BUFFER_BLOCK_SIZE 10240
char *buffer = NULL;
long buffer_size = 0;
long buffer_size2 = 0;
long ret;
for(;;) {
if(buffer_size2 < buffer_size + URL2MEM_BUFFER_BLOCK_SIZE) {
if((buffer = (char *)safe_realloc(buffer,buffer_size2 + URL2MEM_BUFFER_BLOCK_SIZE))==NULL)
return NULL;
buffer_size2+=URL2MEM_BUFFER_BLOCK_SIZE;
}
ret=url_nread(url,buffer+buffer_size,URL2MEM_BUFFER_BLOCK_SIZE);
if(ret<0)
break;
buffer_size+=ret;
if(ret<URL2MEM_BUFFER_BLOCK_SIZE)
break;
}
*lenp = buffer_size;
return (void *)buffer;
}
int
_mm_read_string (CHAR * buffer, int number, URL reader)
{
return url_nread (reader, buffer, number);
}
long tf_read(void *buff, int32 size, int32 nitems, struct timidity_file *tf)
{
return url_nread(tf->url, buff, size * nitems) / size;
}
