int
oggz_comment_remove (OGGZ * oggz, long serialno, OggzComment * comment)
{
oggz_stream_t * stream;
OggzComment * v_comment;
if (oggz == NULL) return OGGZ_ERR_BAD_OGGZ;
stream = oggz_get_stream (oggz, serialno);
if (stream == NULL) return OGGZ_ERR_BAD_SERIALNO;
if (oggz->flags & OGGZ_WRITE) {
if (OGGZ_CONFIG_WRITE) {
v_comment = oggz_vector_find_p (stream->comments, comment);
if (v_comment == NULL) return 0;
oggz_vector_remove_p (stream->comments, v_comment);
oggz_comment_free (v_comment);
return 1;
} else {
return OGGZ_ERR_DISABLED;
}
} else {
return OGGZ_ERR_INVALID;
}
}
void *
oggz_table_insert (OggzTable * table, long key, void * data)
{
void * old_data;
if ((old_data = oggz_table_lookup (table, key)) != NULL) {
if (oggz_vector_remove_l (table->keys, key) == NULL)
return NULL;
if (oggz_vector_remove_p (table->data, old_data) == NULL) {
/* XXX: This error condition can only happen if the previous
* removal succeeded, and this removal failed, ie. there was
* an error reallocing table->data->data downwards. */
return NULL;
}
}
if (oggz_vector_insert_l (table->keys, key) == -1)
return NULL;
if (oggz_vector_insert_p (table->data, data) == NULL) {
oggz_vector_remove_l (table->keys, key);
return NULL;
}
return data;
}
