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authorPierre Ossman <ossman@cendio.se>2006-03-04 13:55:40 +0000
committerPierre Ossman <ossman@cendio.se>2006-03-04 13:55:40 +0000
commit4e522940ff39b97f278309d4f1ca36ceb3ec73b3 (patch)
tree8e2f9a74ff87a83934c50768fcea314cae8636bf
parentbc97b29447bf5c9932ceccb665fa57dd7f654b36 (diff)
Alignment safe protocol handling in esound module.
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@622 fefdeb5f-60dc-0310-8127-8f9354f1896f
-rw-r--r--src/polypcore/protocol-esound.c300
1 files changed, 174 insertions, 126 deletions
diff --git a/src/polypcore/protocol-esound.c b/src/polypcore/protocol-esound.c
index 04fbc3e4..08b7c6f7 100644
--- a/src/polypcore/protocol-esound.c
+++ b/src/polypcore/protocol-esound.c
@@ -221,24 +221,33 @@ static void connection_free(struct connection *c) {
pa_xfree(c);
}
-static void* connection_write(struct connection *c, size_t length) {
- size_t t, i;
+static void connection_write_prepare(struct connection *c, size_t length) {
+ size_t t;
assert(c);
- 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);
-
t = c->write_data_length+length;
-
+
if (c->write_data_alloc < t)
c->write_data = pa_xrealloc(c->write_data, c->write_data_alloc = t);
assert(c->write_data);
+}
+
+static void connection_write(struct connection *c, const void *data, size_t length) {
+ size_t i;
+ assert(c);
+
+ 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);
+
+ connection_write_prepare(c, length);
+
+ assert(c->write_data);
i = c->write_data_length;
c->write_data_length += length;
- return (uint8_t*) c->write_data+i;
+ memcpy((char*)c->write_data + i, data, length);
}
static void format_esd2native(int format, int swap_bytes, pa_sample_spec *ss) {
@@ -271,7 +280,8 @@ static int format_native2esd(pa_sample_spec *ss) {
static int esd_proto_connect(struct connection *c, PA_GCC_UNUSED esd_proto_t request, const void *data, size_t length) {
uint32_t ekey;
- int *ok;
+ int ok;
+
assert(length == (ESD_KEY_LEN + sizeof(uint32_t)));
if (!c->authorized) {
@@ -286,8 +296,10 @@ static int esd_proto_connect(struct connection *c, PA_GCC_UNUSED esd_proto_t req
c->auth_timeout_event = NULL;
}
}
-
- ekey = *(const uint32_t*)((const uint8_t*) data+ESD_KEY_LEN);
+
+ data = (char*)data + ESD_KEY_LEN;
+
+ memcpy(&ekey, data, sizeof(uint32_t));
if (ekey == ESD_ENDIAN_KEY)
c->swap_byte_order = 0;
else if (ekey == ESD_SWAP_ENDIAN_KEY)
@@ -297,22 +309,27 @@ static int esd_proto_connect(struct connection *c, PA_GCC_UNUSED esd_proto_t req
return -1;
}
- ok = connection_write(c, sizeof(int));
- assert(ok);
- *ok = 1;
+ ok = 1;
+ connection_write(c, &ok, sizeof(int));
return 0;
}
static int esd_proto_stream_play(struct connection *c, PA_GCC_UNUSED esd_proto_t request, const void *data, size_t length) {
char name[ESD_NAME_MAX];
- int format, rate;
+ int32_t format, rate;
pa_sink *sink;
pa_sample_spec ss;
size_t l;
- assert(c && length == (sizeof(int)*2+ESD_NAME_MAX));
+
+ assert(c && length == (sizeof(int32_t)*2+ESD_NAME_MAX));
- format = MAYBE_INT32_SWAP(c->swap_byte_order, *(const int*)data);
- rate = MAYBE_INT32_SWAP(c->swap_byte_order, *((const int*)data + 1));
+ memcpy(&format, data, sizeof(int32_t));
+ format = MAYBE_INT32_SWAP(c->swap_byte_order, format);
+ data = (char*)data + sizeof(int32_t);
+
+ memcpy(&rate, (char*)data, sizeof(int32_t));
+ rate = MAYBE_INT32_SWAP(c->swap_byte_order, rate);
+ data = (char*)data + sizeof(int32_t);
ss.rate = rate;
format_esd2native(format, c->swap_byte_order, &ss);
@@ -321,7 +338,7 @@ static int esd_proto_stream_play(struct connection *c, PA_GCC_UNUSED esd_proto_t
sink = pa_namereg_get(c->protocol->core, c->protocol->sink_name, PA_NAMEREG_SINK, 1);
CHECK_VALIDITY(sink, "No such sink");
- strncpy(name, (const char*) data + sizeof(int)*2, sizeof(name));
+ strncpy(name, data, sizeof(name));
name[sizeof(name)-1] = 0;
pa_client_set_name(c->client, name);
@@ -362,14 +379,20 @@ static int esd_proto_stream_play(struct connection *c, PA_GCC_UNUSED esd_proto_t
static int esd_proto_stream_record(struct connection *c, esd_proto_t request, const void *data, size_t length) {
char name[ESD_NAME_MAX];
- int format, rate;
+ int32_t format, rate;
pa_source *source;
pa_sample_spec ss;
size_t l;
- assert(c && length == (sizeof(int)*2+ESD_NAME_MAX));
+
+ assert(c && length == (sizeof(int32_t)*2+ESD_NAME_MAX));
- format = MAYBE_INT32_SWAP(c->swap_byte_order, *(const int*)data);
- rate = MAYBE_INT32_SWAP(c->swap_byte_order, *((const int*)data + 1));
+ memcpy(&format, data, sizeof(int32_t));
+ format = MAYBE_INT32_SWAP(c->swap_byte_order, format);
+ data = (char*)data + sizeof(int32_t);
+
+ memcpy(&rate, (char*)data, sizeof(int32_t));
+ rate = MAYBE_INT32_SWAP(c->swap_byte_order, rate);
+ data = (char*)data + sizeof(int32_t);
ss.rate = rate;
format_esd2native(format, c->swap_byte_order, &ss);
@@ -397,7 +420,7 @@ static int esd_proto_stream_record(struct connection *c, esd_proto_t request, co
}
}
- strncpy(name, (const char*) data + sizeof(int)*2, sizeof(name));
+ strncpy(name, data, sizeof(name));
name[sizeof(name)-1] = 0;
pa_client_set_name(c->client, name);
@@ -437,7 +460,8 @@ static int esd_proto_stream_record(struct connection *c, esd_proto_t request, co
static int esd_proto_get_latency(struct connection *c, PA_GCC_UNUSED esd_proto_t request, const void *data, size_t length) {
pa_sink *sink;
- int latency, *lag;
+ int32_t latency;
+
assert(c && !data && length == 0);
if (!(sink = pa_namereg_get(c->protocol->core, c->protocol->sink_name, PA_NAMEREG_SINK, 1)))
@@ -447,28 +471,32 @@ static int esd_proto_get_latency(struct connection *c, PA_GCC_UNUSED esd_proto_t
latency = (int) ((usec*44100)/1000000);
}
- lag = connection_write(c, sizeof(int));
- assert(lag);
- *lag = MAYBE_INT32_SWAP(c->swap_byte_order, latency);
+ latency = MAYBE_INT32_SWAP(c->swap_byte_order, latency);
+ connection_write(c, &latency, sizeof(int32_t));
return 0;
}
static int esd_proto_server_info(struct connection *c, PA_GCC_UNUSED esd_proto_t request, const void *data, size_t length) {
- int rate = 44100, format = ESD_STEREO|ESD_BITS16;
- int *response;
+ int32_t rate = 44100, format = ESD_STEREO|ESD_BITS16;
+ int32_t response;
pa_sink *sink;
- assert(c && data && length == sizeof(int));
+
+ assert(c && data && length == sizeof(int32_t));
if ((sink = pa_namereg_get(c->protocol->core, c->protocol->sink_name, PA_NAMEREG_SINK, 1))) {
rate = sink->sample_spec.rate;
format = format_native2esd(&sink->sample_spec);
}
-
- response = connection_write(c, sizeof(int)*3);
- assert(response);
- *(response++) = 0;
- *(response++) = MAYBE_INT32_SWAP(c->swap_byte_order, rate);
- *(response++) = MAYBE_INT32_SWAP(c->swap_byte_order, format);
+
+ connection_write_prepare(c, sizeof(int32_t) * 3);
+
+ response = 0;
+ connection_write(c, &response, sizeof(int32_t));
+ rate = MAYBE_INT32_SWAP(c->swap_byte_order, rate);
+ connection_write(c, &rate, sizeof(int32_t));
+ format = MAYBE_INT32_SWAP(c->swap_byte_order, format);
+ connection_write(c, &format, sizeof(int32_t));
+
return 0;
}
@@ -478,24 +506,30 @@ static int esd_proto_all_info(struct connection *c, esd_proto_t request, const v
struct connection *conn;
uint32_t idx = PA_IDXSET_INVALID;
unsigned nsamples;
- assert(c && data && length == sizeof(int));
+ char terminator[sizeof(int32_t)*6+ESD_NAME_MAX];
+
+ assert(c && data && length == sizeof(int32_t));
if (esd_proto_server_info(c, request, data, length) < 0)
return -1;
- k = sizeof(int)*5+ESD_NAME_MAX;
- s = sizeof(int)*6+ESD_NAME_MAX;
+ k = sizeof(int32_t)*5+ESD_NAME_MAX;
+ s = sizeof(int32_t)*6+ESD_NAME_MAX;
nsamples = c->protocol->core->scache ? pa_idxset_size(c->protocol->core->scache) : 0;
- response = connection_write(c, (t = s*(nsamples+1) + k*(c->protocol->n_player+1)));
- assert(k);
+ t = s*(nsamples+1) + k*(c->protocol->n_player+1);
+
+ connection_write_prepare(c, t);
+
+ memset(terminator, 0, sizeof(terminator));
for (conn = pa_idxset_first(c->protocol->connections, &idx); conn; conn = pa_idxset_next(c->protocol->connections, &idx)) {
- int format = ESD_BITS16 | ESD_STEREO, rate = 44100, lvolume = ESD_VOLUME_BASE, rvolume = ESD_VOLUME_BASE;
+ int32_t id, format = ESD_BITS16 | ESD_STEREO, rate = 44100, lvolume = ESD_VOLUME_BASE, rvolume = ESD_VOLUME_BASE;
+ char name[ESD_NAME_MAX];
if (conn->state != ESD_STREAMING_DATA)
continue;
- assert(t >= s+k+k);
+ assert(t >= k*2+s);
if (conn->sink_input) {
rate = conn->sink_input->sample_spec.rate;
@@ -505,137 +539,152 @@ static int esd_proto_all_info(struct connection *c, esd_proto_t request, const v
}
/* id */
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, (int) (conn->index+1));
- response += sizeof(int);
+ id = MAYBE_INT32_SWAP(c->swap_byte_order, (int32_t) (conn->index+1));
+ connection_write(c, &id, sizeof(int32_t));
/* name */
assert(conn->client);
- strncpy((char*) response, conn->client->name, ESD_NAME_MAX);
- response += ESD_NAME_MAX;
+ strncpy(name, conn->client->name, ESD_NAME_MAX);
+ connection_write(c, name, ESD_NAME_MAX);
/* rate */
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, rate);
- response += sizeof(int);
+ rate = MAYBE_INT32_SWAP(c->swap_byte_order, rate);
+ connection_write(c, &rate, sizeof(int32_t));
/* left */
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, lvolume);
- response += sizeof(int);
+ lvolume = MAYBE_INT32_SWAP(c->swap_byte_order, lvolume);
+ connection_write(c, &lvolume, sizeof(int32_t));
/*right*/
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, rvolume);
- response += sizeof(int);
+ rvolume = MAYBE_INT32_SWAP(c->swap_byte_order, rvolume);
+ connection_write(c, &rvolume, sizeof(int32_t));
/*format*/
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, format);
- response += sizeof(int);
+ format = MAYBE_INT32_SWAP(c->swap_byte_order, format);
+ connection_write(c, &format, sizeof(int32_t));
- t-= k;
+ t -= k;
}
assert(t == s*(nsamples+1)+k);
- memset(response, 0, k);
response += k;
t -= k;
+ connection_write(c, terminator, k);
+
if (nsamples) {
pa_scache_entry *ce;
idx = PA_IDXSET_INVALID;
for (ce = pa_idxset_first(c->protocol->core->scache, &idx); ce; ce = pa_idxset_next(c->protocol->core->scache, &idx)) {
+ int32_t id, rate, lvolume, rvolume, format, len;
+ char name[ESD_NAME_MAX];
+
assert(t >= s*2);
-
+
/* id */
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, (int) (ce->index+1));
- response += sizeof(int);
+ id = MAYBE_INT32_SWAP(c->swap_byte_order, (int) (ce->index+1));
+ connection_write(c, &id, sizeof(int32_t));
/* name */
if (strncmp(ce->name, SCACHE_PREFIX, sizeof(SCACHE_PREFIX)-1) == 0)
- strncpy((char*) response, ce->name+sizeof(SCACHE_PREFIX)-1, ESD_NAME_MAX);
+ strncpy(name, ce->name+sizeof(SCACHE_PREFIX)-1, ESD_NAME_MAX);
else
- snprintf((char*) response, ESD_NAME_MAX, "native.%s", ce->name);
- response += ESD_NAME_MAX;
+ snprintf(name, ESD_NAME_MAX, "native.%s", ce->name);
+ connection_write(c, name, ESD_NAME_MAX);
/* rate */
- *((uint32_t*) response) = MAYBE_UINT32_SWAP(c->swap_byte_order, ce->sample_spec.rate);
- response += sizeof(int);
+ rate = MAYBE_UINT32_SWAP(c->swap_byte_order, ce->sample_spec.rate);
+ connection_write(c, &rate, sizeof(int32_t));
/* left */
- *((uint32_t*) response) = MAYBE_UINT32_SWAP(c->swap_byte_order, (ce->volume.values[0]*ESD_VOLUME_BASE)/PA_VOLUME_NORM);
- response += sizeof(int);
+ lvolume = MAYBE_UINT32_SWAP(c->swap_byte_order, (ce->volume.values[0]*ESD_VOLUME_BASE)/PA_VOLUME_NORM);
+ connection_write(c, &lvolume, sizeof(int32_t));
/*right*/
- *((uint32_t*) response) = MAYBE_UINT32_SWAP(c->swap_byte_order, (ce->volume.values[0]*ESD_VOLUME_BASE)/PA_VOLUME_NORM);
- response += sizeof(int);
+ rvolume = MAYBE_UINT32_SWAP(c->swap_byte_order, (ce->volume.values[0]*ESD_VOLUME_BASE)/PA_VOLUME_NORM);
+ connection_write(c, &rvolume, sizeof(int32_t));
/*format*/
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, format_native2esd(&ce->sample_spec));
- response += sizeof(int);
+ format = MAYBE_INT32_SWAP(c->swap_byte_order, format_native2esd(&ce->sample_spec));
+ connection_write(c, &format, sizeof(int32_t));
/*length*/
- *((int*) response) = MAYBE_INT32_SWAP(c->swap_byte_order, (int) ce->memchunk.length);
- response += sizeof(int);
+ len = MAYBE_INT32_SWAP(c->swap_byte_order, (int) ce->memchunk.length);
+ connection_write(c, &len, sizeof(int32_t));
t -= s;
}
}
assert(t == s);
- memset(response, 0, s);
+
+ connection_write(c, terminator, s);
return 0;
}
static int esd_proto_stream_pan(struct connection *c, PA_GCC_UNUSED esd_proto_t request, const void *data, size_t length) {
- int *ok;
- uint32_t idx;
- pa_volume_t lvolume, rvolume;
+ int32_t ok;
+ uint32_t idx, lvolume, rvolume;
struct connection *conn;
- assert(c && data && length == sizeof(int)*3);
+
+ assert(c && data && length == sizeof(int32_t)*3);
- idx = MAYBE_UINT32_SWAP(c->swap_byte_order, *(const uint32_t*)data)-1;
- lvolume = MAYBE_UINT32_SWAP(c->swap_byte_order, *((const uint32_t*)data + 1));
- lvolume = (lvolume*PA_VOLUME_NORM)/ESD_VOLUME_BASE;
- rvolume = MAYBE_UINT32_SWAP(c->swap_byte_order, *((const uint32_t*)data + 2));
- rvolume = (rvolume*PA_VOLUME_NORM)/ESD_VOLUME_BASE;
+ memcpy(&idx, data, sizeof(uint32_t));
+ idx = MAYBE_UINT32_SWAP(c->swap_byte_order, idx) - 1;
+ data = (char*)data + sizeof(uint32_t);
- ok = connection_write(c, sizeof(int));
- assert(ok);
+ memcpy(&lvolume, data, sizeof(uint32_t));
+ lvolume = MAYBE_UINT32_SWAP(c->swap_byte_order, lvolume);
+ data = (char*)data + sizeof(uint32_t);
+
+ memcpy(&rvolume, data, sizeof(uint32_t));
+ rvolume = MAYBE_UINT32_SWAP(c->swap_byte_order, rvolume);
+ data = (char*)data + sizeof(uint32_t);
if ((conn = pa_idxset_get_by_index(c->protocol->connections, idx))) {
assert(conn->sink_input);
- conn->sink_input->volume.values[0] = lvolume;
- conn->sink_input->volume.values[1] = rvolume;
+ conn->sink_input->volume.values[0] = (lvolume*PA_VOLUME_NORM)/ESD_VOLUME_BASE;
+ conn->sink_input->volume.values[1] = (rvolume*PA_VOLUME_NORM)/ESD_VOLUME_BASE;
conn->sink_input->volume.channels = 2;
- *ok = 1;
+ ok = 1;
} else
- *ok = 0;
+ ok = 0;
+
+ connection_write(c, &ok, sizeof(int32_t));
return 0;
}
static int esd_proto_sample_cache(struct connection *c, PA_GCC_UNUSED esd_proto_t request, const void *data, size_t length) {
pa_sample_spec ss;
- int format, rate;
- size_t sc_length;
+ int32_t format, rate, sc_length;
uint32_t idx;
- int *ok;
char name[ESD_NAME_MAX+sizeof(SCACHE_PREFIX)-1];
- assert(c && data && length == (ESD_NAME_MAX+3*sizeof(int)));
- format = MAYBE_INT32_SWAP(c->swap_byte_order, *(const int*)data);
- rate = MAYBE_INT32_SWAP(c->swap_byte_order, *((const int*)data + 1));
+ assert(c && data && length == (ESD_NAME_MAX+3*sizeof(int32_t)));
+
+ memcpy(&format, data, sizeof(int32_t));
+ format = MAYBE_INT32_SWAP(c->swap_byte_order, format);
+ data = (char*)data + sizeof(int32_t);
+
+ memcpy(&rate, (char*)data + sizeof(int32_t), sizeof(int32_t));
+ rate = MAYBE_INT32_SWAP(c->swap_byte_order, rate);
+ data = (char*)data + sizeof(int32_t);
ss.rate = rate;
format_esd2native(format, c->swap_byte_order, &ss);
CHECK_VALIDITY(pa_sample_spec_valid(&ss), "Invalid sample specification.");
-
- sc_length = (size_t) MAYBE_INT32_SWAP(c->swap_byte_order, (*((const int*)data + 2)));
+
+ memcpy(&sc_length, data, sizeof(int32_t));
+ sc_length = MAYBE_INT32_SWAP(c->swap_byte_order, sc_length);
CHECK_VALIDITY(sc_length <= MAX_CACHE_SAMPLE_SIZE, "Sample too large.");
strcpy(name, SCACHE_PREFIX);
- strncpy(name+sizeof(SCACHE_PREFIX)-1, (const char*) data+3*sizeof(int), ESD_NAME_MAX);
+ strncpy(name+sizeof(SCACHE_PREFIX)-1, data, ESD_NAME_MAX);
name[sizeof(name)-1] = 0;
assert(!c->scache.memchunk.memblock);
@@ -650,47 +699,43 @@ static int esd_proto_sample_cache(struct connection *c, PA_GCC_UNUSED esd_proto_
pa_scache_add_item(c->protocol->core, c->scache.name, NULL, NULL, NULL, &idx);
- ok = connection_write(c, sizeof(int));
- assert(ok);
-
- *ok = idx+1;
+ idx += 1;
+ connection_write(c, &idx, sizeof(uint32_t));
return 0;
}
static int esd_proto_sample_get_id(struct connection *c, PA_GCC_UNUSED esd_proto_t request, const void *data, size_t length) {
- int *ok;
+ int32_t ok;
uint32_t idx;
char name[ESD_NAME_MAX+sizeof(SCACHE_PREFIX)-1];
- assert(c && data && length == ESD_NAME_MAX);
-
- ok = connection_write(c, sizeof(int));
- assert(ok);
- *ok = -1;
+ assert(c && data && length == ESD_NAME_MAX);
strcpy(name, SCACHE_PREFIX);
strncpy(name+sizeof(SCACHE_PREFIX)-1, data, ESD_NAME_MAX);
name[sizeof(name)-1] = 0;
+ ok = -1;
if ((idx = pa_scache_get_id_by_name(c->protocol->core, name)) != PA_IDXSET_INVALID)
- *ok = (int) idx +1;
+ ok = idx + 1;
+
+ connection_write(c, &ok, sizeof(int32_t));
return 0;
}
static int esd_proto_sample_free_or_play(struct connection *c, esd_proto_t request, const void *data, size_t length) {
- int *ok;
+ int32_t ok;
const char *name;
uint32_t idx;
- assert(c && data && length == sizeof(int));
- idx = (uint32_t) MAYBE_INT32_SWAP(c->swap_byte_order, *(const int*)data)-1;
+ assert(c && data && length == sizeof(int32_t));
- ok = connection_write(c, sizeof(int));
- assert(ok);
+ memcpy(&idx, data, sizeof(uint32_t));
+ idx = MAYBE_UINT32_SWAP(c->swap_byte_order, idx) - 1;
- *ok = 0;
+ ok = 0;
if ((name = pa_scache_get_name_by_id(c->protocol->core, idx))) {
if (request == ESD_PROTO_SAMPLE_PLAY) {
@@ -698,24 +743,29 @@ static int esd_proto_sample_free_or_play(struct connection *c, esd_proto_t reque
if ((sink = pa_namereg_get(c->protocol->core, c->protocol->sink_name, PA_NAMEREG_SINK, 1)))
if (pa_scache_play_item(c->protocol->core, name, sink, NULL) >= 0)
- *ok = (int) idx+1;
+ ok = idx + 1;
} else {
assert(request == ESD_PROTO_SAMPLE_FREE);
if (pa_scache_remove_item(c->protocol->core, name) >= 0)
- *ok = (int) idx+1;
+ ok = idx + 1;
}
}
+ connection_write(c, &ok, sizeof(int32_t));
+
return 0;
}
static int esd_proto_standby_or_resume(struct connection *c, PA_GCC_UNUSED esd_proto_t request, PA_GCC_UNUSED const void *data, PA_GCC_UNUSED size_t length) {
- int *ok;
- ok = connection_write(c, sizeof(int)*2);
- assert(ok);
- ok[0] = 1;
- ok[1] = 1;
+ int32_t ok;
+
+ connection_write_prepare(c, sizeof(int32_t) * 2);
+
+ ok = 1;
+ connection_write(c, &ok, sizeof(int32_t));
+ connection_write(c, &ok, sizeof(int32_t));
+
return 0;
}
@@ -815,7 +865,6 @@ static int do_read(struct connection *c) {
if (c->scache.memchunk.index == c->scache.memchunk.length) {
uint32_t idx;
- int *ok;
c->scache.memchunk.index = 0;
pa_scache_add_item(c->protocol->core, c->scache.name, &c->scache.sample_spec, NULL, &c->scache.memchunk, &idx);
@@ -829,9 +878,8 @@ static int do_read(struct connection *c) {
c->state = ESD_NEXT_REQUEST;
- ok = connection_write(c, sizeof(int));
- assert(ok);
- *ok = idx+1;
+ idx += 1;
+ connection_write(c, &idx, sizeof(uint32_t));
}
} else if (c->state == ESD_STREAMING_DATA && c->sink_input) {