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;
}
oggz_stream_t *
oggz_add_stream (OGGZ * oggz, long serialno)
{
oggz_stream_t * stream;
stream = oggz_malloc (sizeof (oggz_stream_t));
if (stream == NULL) return NULL;
ogg_stream_init (&stream->ogg_stream, (int)serialno);
stream->delivered_non_b_o_s = 0;
stream->b_o_s = 1;
stream->e_o_s = 0;
stream->granulepos = 0;
stream->packetno = -1; /* will be incremented on first write */
stream->metric = NULL;
stream->metric_user_data = NULL;
stream->metric_internal = 0;
stream->order = NULL;
stream->order_user_data = NULL;
stream->read_packet = NULL;
stream->read_user_data = NULL;
oggz_vector_insert_p (oggz->streams, stream);
return stream;
}
static OggzComment *
_oggz_comment_add_byname (oggz_stream_t * stream, const char * name, const char * value)
{
OggzComment * comment, * new_comment;
int i;
/* Check that the same name=value pair is not already present */
for (i = 0; i < oggz_vector_size (stream->comments); i++) {
comment = (OggzComment *) oggz_vector_nth_p (stream->comments, i);
if (comment->name && !strcasecmp (name, comment->name)) {
if (comment->value == NULL) {
if (value == NULL) return comment;
} else if ((value && !strcmp (value, comment->value)) ||
(value == NULL && comment->value == NULL)) {
return comment;
}
}
}
/* Allocate new comment and insert it */
if ((new_comment = oggz_comment_new (name, value)) == NULL)
return NULL;
return oggz_vector_insert_p (stream->comments, new_comment);
}
oggz_stream_t *
oggz_add_stream (OGGZ * oggz, long serialno)
{
oggz_stream_t * stream;
stream = oggz_malloc (sizeof (oggz_stream_t));
if (stream == NULL) return NULL;
ogg_stream_init (&stream->ogg_stream, (int)serialno);
oggz_comments_init (stream);
stream->content = OGGZ_CONTENT_UNKNOWN;
stream->numheaders = 3; /* Default to 3 headers for Ogg logical bitstreams */
stream->preroll = 0;
stream->granulerate_n = 1;
stream->granulerate_d = 1;
stream->basegranule = 0;
stream->granuleshift = 0;
stream->delivered_non_b_o_s = 0;
stream->b_o_s = 1;
stream->e_o_s = 0;
stream->granulepos = 0;
stream->packetno = -1; /* will be incremented on first read or write */
stream->metric = NULL;
stream->metric_user_data = NULL;
stream->metric_internal = 0;
stream->order = NULL;
stream->order_user_data = NULL;
stream->read_packet = NULL;
stream->read_user_data = NULL;
stream->read_page = NULL;
stream->read_page_user_data = NULL;
stream->calculate_data = NULL;
oggz_vector_insert_p (oggz->streams, stream);
return stream;
}
