Changeset 5982:c38f275b38ae in roaraudio for libroar/roardl.c

Timestamp:

02/23/14 15:46:19 (10 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

Added support to load light control filters into roard.

File:

• libroar/roardl.c (modified) (1 diff)

libroar/roardl.c

@@ -1117 +1117 @@
 }
 
+
+int roar_dl_query_fn(struct roar_dl_lhandle ** lhandle, int fn, int subtype, const void ** object, size_t * objectlen, int version, int * options, ssize_t index) {
+ struct __fnregs * c = NULL;
+ ssize_t found = 0;
+ size_t j;
+
+ if ( lhandle == NULL || object == NULL || objectlen == NULL || options == NULL ) {
+  roar_err_set(ROAR_ERROR_FAULT);
+  return -1;
+ }
+
+ if ( fn <= 0 || fn >= ROAR_DL_FN_MAX || index < 0 || index >= __MAX_FNREGS ) {
+  roar_err_set(ROAR_ERROR_INVAL);
+  return -1;
+ }
+
+ for (j = 0; j < __MAX_FNREGS; j++) {
+  c = &(__fnrefs[fn][j]);
+
+  if ( c->lhandle == NULL )
+   continue;
+  if ( c->subtype != subtype )
+   continue;
+  if ( c->version != version )
+   continue;
+
+  if ( index == found++ ) {
+   *lhandle   = c->lhandle;
+   *object    = c->object;
+   *objectlen = c->objectlen;
+   *options   = c->options;
+   return 0;
+  }
+ }
+
+ roar_err_set(ROAR_ERROR_NOENT);
+ return -1;
+}
+
 static inline int __load_plugin_any_get_api(struct roar_dl_librarypara * para, const char * appname, const char * appabi, const char * servicename, const char * serviceabi, int universal, struct roar_dl_service_api * api) {
  struct roar_dl_lhandle * lhandle = NULL;