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protocol changes for new latency API (partial!)

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@616 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-03-02 14:22:25 +00:00
parent 76f56ab462
commit 8cf9b972e2
4 changed files with 39 additions and 9 deletions
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1
src/polypcore/memblockq.c
View file

@ -547,7 +547,6 @@ void pa_memblockq_flush(pa_memblockq *bq) {
drop_block(bq, bq->blocks);
assert(bq->n_blocks == 0);
bq->write_index = bq->read_index;
pa_memblockq_prebuf_force(bq);
}

10
src/polypcore/protocol-native.c
View file

@ -1031,13 +1031,11 @@ static void command_get_playback_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
pa_tagstruct *reply;
struct playback_stream *s;
struct timeval tv, now;
uint64_t counter;
uint32_t idx;
assert(c && t);
if (pa_tagstruct_getu32(t, &idx) < 0 ||
pa_tagstruct_get_timeval(t, &tv) < 0 ||
pa_tagstruct_getu64(t, &counter) < 0 ||
!pa_tagstruct_eof(t)) {
protocol_error(c);
return;
@ -1057,7 +1055,8 @@ static void command_get_playback_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_
pa_tagstruct_put_timeval(reply, &tv);
pa_gettimeofday(&now);
pa_tagstruct_put_timeval(reply, &now);
pa_tagstruct_putu64(reply, counter);
pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq));
pa_tagstruct_puts64(reply, pa_memblockq_get_read_index(s->memblockq));
pa_pstream_send_tagstruct(c->pstream, reply);
}
@ -1066,13 +1065,11 @@ static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UN
pa_tagstruct *reply;
struct record_stream *s;
struct timeval tv, now;
uint64_t counter;
uint32_t idx;
assert(c && t);
if (pa_tagstruct_getu32(t, &idx) < 0 ||
pa_tagstruct_get_timeval(t, &tv) < 0 ||
pa_tagstruct_getu64(t, &counter) < 0 ||
!pa_tagstruct_eof(t)) {
protocol_error(c);
return;
@ -1091,7 +1088,8 @@ static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UN
pa_tagstruct_put_timeval(reply, &tv);
pa_gettimeofday(&now);
pa_tagstruct_put_timeval(reply, &now);
pa_tagstruct_putu64(reply, counter);
pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq));
pa_tagstruct_puts64(reply, pa_memblockq_get_read_index(s->memblockq));
pa_pstream_send_tagstruct(c->pstream, reply);
}

34
src/polypcore/tagstruct.c
View file

@ -189,6 +189,18 @@ void pa_tagstruct_putu64(pa_tagstruct*t, uint64_t u) {
t->length += 9;
}
void pa_tagstruct_puts64(pa_tagstruct*t, int64_t u) {
uint32_t tmp;
assert(t);
extend(t, 9);
t->data[t->length] = PA_TAG_S64;
tmp = htonl((uint32_t) ((uint64_t) u >> 32));
memcpy(t->data+t->length+1, &tmp, 4);
tmp = htonl((uint32_t) ((uint64_t) u));
memcpy(t->data+t->length+5, &tmp, 4);
t->length += 9;
}
void pa_tagstruct_put_channel_map(pa_tagstruct *t, const pa_channel_map *map) {
unsigned i;
@ -399,9 +411,27 @@ int pa_tagstruct_getu64(pa_tagstruct*t, uint64_t *u) {
return -1;
memcpy(&tmp, t->data+t->rindex+1, 4);
*u = (pa_usec_t) ntohl(tmp) << 32;
*u = (uint64_t) ntohl(tmp) << 32;
memcpy(&tmp, t->data+t->rindex+5, 4);
*u |= (pa_usec_t) ntohl(tmp);
*u |= (uin64_t) ntohl(tmp);
t->rindex +=9;
return 0;
}
int pa_tagstruct_gets64(pa_tagstruct*t, int64_t *u) {
uint32_t tmp;
assert(t && u);
if (t->rindex+9 > t->length)
return -1;
if (t->data[t->rindex] != PA_TAG_S64)
return -1;
memcpy(&tmp, t->data+t->rindex+1, 4);
*u = (int64_t) ((uint64_t) ntohl(tmp) << 32);
memcpy(&tmp, t->data+t->rindex+5, 4);
*u |= (int64_t) ntohl(tmp);
t->rindex +=9;
return 0;
}

3
src/polypcore/tagstruct.h
View file

@ -40,6 +40,7 @@ enum {
PA_TAG_U32 = 'L',
PA_TAG_U8 = 'B',
PA_TAG_U64 = 'R',
PA_TAG_S64 = 'r',
PA_TAG_SAMPLE_SPEC = 'a',
PA_TAG_ARBITRARY = 'x',
PA_TAG_BOOLEAN_TRUE = '1',
@ -64,6 +65,7 @@ void pa_tagstruct_puts(pa_tagstruct*t, const char *s);
void pa_tagstruct_putu8(pa_tagstruct*t, uint8_t c);
void pa_tagstruct_putu32(pa_tagstruct*t, uint32_t i);
void pa_tagstruct_putu64(pa_tagstruct*t, uint64_t i);
void pa_tagstruct_puts64(pa_tagstruct*t, int64_t i);
void pa_tagstruct_put_sample_spec(pa_tagstruct *t, const pa_sample_spec *ss);
void pa_tagstruct_put_arbitrary(pa_tagstruct*t, const void *p, size_t length);
void pa_tagstruct_put_boolean(pa_tagstruct*t, int b);
@ -78,6 +80,7 @@ int pa_tagstruct_gets(pa_tagstruct*t, const char **s);
int pa_tagstruct_getu8(pa_tagstruct*t, uint8_t *c);
int pa_tagstruct_getu32(pa_tagstruct*t, uint32_t *i);
int pa_tagstruct_getu64(pa_tagstruct*t, uint64_t *i);
int pa_tagstruct_gets64(pa_tagstruct*t, int64_t *i);
int pa_tagstruct_get_sample_spec(pa_tagstruct *t, pa_sample_spec *ss);
int pa_tagstruct_get_arbitrary(pa_tagstruct *t, const void **p, size_t length);
int pa_tagstruct_get_boolean(pa_tagstruct *t, int *b);