aniani/icecast-server
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Thanks to Ciaran for realizing that we werne't freeing the format plugins

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memory on source exits.  This caused a small but noticable memory leak.

The fix was to add a new method to the format_plugin object -
free_plugin() - and have the source thread call this on shutdown.

svn path=/trunk/icecast/; revision=2946
This commit is contained in:
Jack Moffitt 2002-01-05 00:29:27 +00:00
parent cbbdb5fc49
commit 6c0132596f
3 changed files with 28 additions and 0 deletions
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1
src/format.h
View File

@ -23,6 +23,7 @@ typedef struct _format_plugin_tag
refbuf_t *(*get_buffer)(struct _format_plugin_tag *self, char *data, unsigned long len);
refbuf_queue_t *(*get_predata)(struct _format_plugin_tag *self);
void (*free_plugin)(struct _format_plugin_tag *self);
/* for internal state management */
void *_state;

26
src/format_vorbis.c
View File

@ -24,6 +24,7 @@ typedef struct _vstate_tag
refbuf_t *headbuf[10];
} vstate_t;
void format_vorbis_free_plugin(format_plugin_t *self);
refbuf_t *format_vorbis_get_buffer(format_plugin_t *self, char *data, unsigned long len);
refbuf_queue_t *format_vorbis_get_predata(format_plugin_t *self);
@ -33,10 +34,12 @@ format_plugin_t *format_vorbis_get_plugin(void)
vstate_t *state;
plugin = (format_plugin_t *)malloc(sizeof(format_plugin_t));
plugin->type = FORMAT_TYPE_VORBIS;
plugin->has_predata = 1;
plugin->get_buffer = format_vorbis_get_buffer;
plugin->get_predata = format_vorbis_get_predata;
plugin->free_plugin = format_vorbis_free_plugin;
state = (vstate_t *)calloc(1, sizeof(vstate_t));
ogg_sync_init(&state->oy);
@ -46,6 +49,29 @@ format_plugin_t *format_vorbis_get_plugin(void)
return plugin;
}
void format_vorbis_free_plugin(format_plugin_t *self)
{
int i;
vstate_t *state = (vstate_t *)self->_state;
/* free memory associated with this plugin instance */
/* free state memory */
ogg_sync_clear(&state->oy);
for (i = 0; i < 10; i++) {
if (state->headbuf[i]) {
refbuf_release(state->headbuf[i]);
state->headbuf[i] = NULL;
}
}
free(state);
/* free the plugin instance */
free(self);
}
refbuf_t *format_vorbis_get_buffer(format_plugin_t *self, char *data, unsigned long len)
{
char *buffer;

1
src/source.c
View File

@ -90,6 +90,7 @@ int source_free_source(void *key)
httpp_destroy(source->parser);
avl_tree_free(source->pending_tree, _free_client);
avl_tree_free(source->client_tree, _free_client);
source->format->free_plugin(source->format);
free(source);
return 1;