This file is part of polypaudio.
polypaudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
+ it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
- You should have received a copy of the GNU General Public License
+ You should have received a copy of the GNU Lesser General Public License
along with polypaudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
struct connection {
uint32_t index;
+ int dead;
struct pa_protocol_esound *protocol;
struct pa_iochannel *io;
struct pa_client *client;
struct pa_source_output *source_output;
struct pa_memblockq *input_memblockq, *output_memblockq;
struct pa_defer_event *defer_event;
+
struct {
struct pa_memblock *current_memblock;
size_t memblock_index, fragment_size;
} playback;
- struct pa_memchunk scache_memchunk;
- char *scache_name;
- struct pa_sample_spec scache_sample_spec;
+ struct {
+ struct pa_memchunk memchunk;
+ char *name;
+ struct pa_sample_spec sample_spec;
+ } scache;
};
struct pa_protocol_esound {
pa_xfree(c->read_data);
pa_xfree(c->write_data);
-
- pa_iochannel_free(c->io);
+
+ if (c->io)
+ pa_iochannel_free(c->io);
if (c->defer_event)
c->protocol->core->mainloop->defer_free(c->defer_event);
- if (c->scache_memchunk.memblock)
- pa_memblock_unref(c->scache_memchunk.memblock);
- pa_xfree(c->scache_name);
+ if (c->scache.memchunk.memblock)
+ pa_memblock_unref(c->scache.memchunk.memblock);
+ pa_xfree(c->scache.name);
pa_xfree(c);
}
strncpy(name+sizeof(SCACHE_PREFIX)-1, (char*) data+3*sizeof(int), ESD_NAME_MAX);
name[sizeof(name)-1] = 0;
- assert(!c->scache_memchunk.memblock);
- c->scache_memchunk.memblock = pa_memblock_new(sc_length, c->protocol->core->memblock_stat);
- c->scache_memchunk.index = 0;
- c->scache_memchunk.length = sc_length;
- c->scache_sample_spec = ss;
- assert(!c->scache_name);
- c->scache_name = pa_xstrdup(name);
+ assert(!c->scache.memchunk.memblock);
+ c->scache.memchunk.memblock = pa_memblock_new(sc_length, c->protocol->core->memblock_stat);
+ c->scache.memchunk.index = 0;
+ c->scache.memchunk.length = sc_length;
+ c->scache.sample_spec = ss;
+ assert(!c->scache.name);
+ c->scache.name = pa_xstrdup(name);
c->state = ESD_CACHING_SAMPLE;
- pa_scache_add_item(c->protocol->core, c->scache_name, NULL, NULL, &index);
+ pa_scache_add_item(c->protocol->core, c->scache.name, NULL, NULL, &index);
ok = connection_write(c, sizeof(int));
assert(ok);
static int do_read(struct connection *c) {
assert(c && c->io);
+/* pa_log("READ\n"); */
+
if (c->state == ESD_NEXT_REQUEST) {
ssize_t r;
assert(c->read_data_length < sizeof(c->request));
handler = proto_map+c->request;
- pa_log(__FILE__": executing request #%u\n", c->request);
+/* pa_log(__FILE__": executing request #%u\n", c->request); */
if (!handler->proc) {
pa_log(__FILE__": recieved unimplemented request #%u.\n", c->request);
} else if (c->state == ESD_CACHING_SAMPLE) {
ssize_t r;
- assert(c->scache_memchunk.memblock && c->scache_name && c->scache_memchunk.index < c->scache_memchunk.length);
+ assert(c->scache.memchunk.memblock && c->scache.name && c->scache.memchunk.index < c->scache.memchunk.length);
- if ((r = pa_iochannel_read(c->io, (uint8_t*) c->scache_memchunk.memblock->data+c->scache_memchunk.index, c->scache_memchunk.length-c->scache_memchunk.index)) <= 0) {
+ if ((r = pa_iochannel_read(c->io, (uint8_t*) c->scache.memchunk.memblock->data+c->scache.memchunk.index, c->scache.memchunk.length-c->scache.memchunk.index)) <= 0) {
pa_log(__FILE__": read() failed: %s\n", r == 0 ? "EOF" : strerror(errno));
return -1;
}
- c->scache_memchunk.index += r;
- assert(c->scache_memchunk.index <= c->scache_memchunk.length);
+ c->scache.memchunk.index += r;
+ assert(c->scache.memchunk.index <= c->scache.memchunk.length);
- if (c->scache_memchunk.index == c->scache_memchunk.length) {
+ if (c->scache.memchunk.index == c->scache.memchunk.length) {
uint32_t index;
int *ok;
- c->scache_memchunk.index = 0;
- pa_scache_add_item(c->protocol->core, c->scache_name, &c->scache_sample_spec, &c->scache_memchunk, &index);
+ c->scache.memchunk.index = 0;
+ pa_scache_add_item(c->protocol->core, c->scache.name, &c->scache.sample_spec, &c->scache.memchunk, &index);
- pa_memblock_unref(c->scache_memchunk.memblock);
- c->scache_memchunk.memblock = NULL;
- c->scache_memchunk.index = c->scache_memchunk.length = 0;
+ pa_memblock_unref(c->scache.memchunk.memblock);
+ c->scache.memchunk.memblock = NULL;
+ c->scache.memchunk.index = c->scache.memchunk.length = 0;
- pa_xfree(c->scache_name);
- c->scache_name = NULL;
+ pa_xfree(c->scache.name);
+ c->scache.name = NULL;
c->state = ESD_NEXT_REQUEST;
assert(c->input_memblockq);
+/* pa_log("STREAMING_DATA\n"); */
+
if (!(l = pa_memblockq_missing(c->input_memblockq)))
return 0;
pa_log(__FILE__": read() failed: %s\n", r == 0 ? "EOF" : strerror(errno));
return -1;
}
+
+/* pa_log(__FILE__": read %u\n", r); */
chunk.memblock = c->playback.current_memblock;
chunk.index = c->playback.memblock_index;
static int do_write(struct connection *c) {
assert(c && c->io);
+/* pa_log("WRITE\n"); */
+
if (c->write_data_length) {
ssize_t r;
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop && c->protocol->core->mainloop->defer_enable);
c->protocol->core->mainloop->defer_enable(c->defer_event, 0);
- if (pa_iochannel_is_hungup(c->io))
- goto fail;
-
- if (pa_iochannel_is_writable(c->io))
- if (do_write(c) < 0)
- goto fail;
+/* pa_log("DOWORK\n"); */
+
+ if (c->dead || !c->io)
+ return;
if (pa_iochannel_is_readable(c->io))
if (do_read(c) < 0)
goto fail;
-
+
+ if (pa_iochannel_is_writable(c->io))
+ if (do_write(c) < 0)
+ goto fail;
+
return;
fail:
- connection_free(c);
+
+ if (c->state == ESD_STREAMING_DATA && c->sink_input) {
+ c->dead = 1;
+ pa_memblockq_prebuf_disable(c->input_memblockq);
+
+ pa_iochannel_free(c->io);
+ c->io = NULL;
+
+ } else
+ connection_free(c);
}
static void io_callback(struct pa_iochannel*io, void *userdata) {
struct connection *c = userdata;
assert(io && c && c->io == io);
+/* pa_log("IO\n"); */
+
do_work(c);
}
struct connection *c = userdata;
assert(a && c && c->defer_event == e);
+/* pa_log("DEFER\n"); */
+
do_work(c);
}
assert(i && i->userdata && chunk);
c = i->userdata;
- if (pa_memblockq_peek(c->input_memblockq, chunk) < 0)
+ if (pa_memblockq_peek(c->input_memblockq, chunk) < 0) {
+
+ if (c->dead)
+ connection_free(c);
+
return -1;
+ }
return 0;
}
struct connection*c = i->userdata;
assert(i && c && length);
+/* pa_log("DROP\n"); */
+
pa_memblockq_drop(c->input_memblockq, chunk, length);
/* do something */
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop && c->protocol->core->mainloop->defer_enable);
- c->protocol->core->mainloop->defer_enable(c->defer_event, 1);
+
+ if (!c->dead)
+ c->protocol->core->mainloop->defer_enable(c->defer_event, 1);
/* assert(pa_memblockq_get_length(c->input_memblockq) > 2048); */
}
/* do something */
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop && c->protocol->core->mainloop->defer_enable);
- c->protocol->core->mainloop->defer_enable(c->defer_event, 1);
+
+ if (!c->dead)
+ c->protocol->core->mainloop->defer_enable(c->defer_event, 1);
}
static void source_output_kill_cb(struct pa_source_output *o) {
c->authorized = c->protocol->public;
c->swap_byte_order = 0;
+ c->dead = 0;
c->read_data_length = 0;
c->read_data = pa_xmalloc(c->read_data_alloc = proto_map[ESD_PROTO_CONNECT].data_length);
c->playback.memblock_index = 0;
c->playback.fragment_size = 0;
- c->scache_memchunk.length = c->scache_memchunk.index = 0;
- c->scache_memchunk.memblock = NULL;
- c->scache_name = NULL;
+ c->scache.memchunk.length = c->scache.memchunk.index = 0;
+ c->scache.memchunk.memblock = NULL;
+ c->scache.name = NULL;
c->defer_event = c->protocol->core->mainloop->defer_new(c->protocol->core->mainloop, defer_callback, c);
assert(c->defer_event);