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memblockq: implement new call pa_memblockq_peek_fixed_size()

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This commit is contained in:
Lennart Poettering 2010-02-25 02:10:45 +01:00
parent 5030852c8e
commit 87cc741d0e
4 changed files with 109 additions and 17 deletions
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44
src/tests/memblockq-test.c
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@ -29,23 +29,43 @@
#include <pulsecore/memblockq.h>
#include <pulsecore/log.h>
static void dump_chunk(const pa_memchunk *chunk) {
size_t n;
void *q;
char *e;
pa_assert(chunk);
printf("[");
q = pa_memblock_acquire(chunk->memblock);
for (e = (char*) q + chunk->index, n = 0; n < chunk->length; n++, e++)
printf("%c", *e);
pa_memblock_release(chunk->memblock);
printf("]");
}
static void dump(pa_memblockq *bq) {
printf(">");
pa_memchunk out;
pa_assert(bq);
/* First let's dump this as fixed block */
printf("FIXED >");
pa_memblockq_peek_fixed_size(bq, 64, &out);
dump_chunk(&out);
pa_memblock_unref(out.memblock);
printf("<\n");
/* Then let's dump the queue manually */
printf("MANUAL>");
for (;;) {
pa_memchunk out;
char *e;
size_t n;
void *q;
if (pa_memblockq_peek(bq, &out) < 0)
break;
q = pa_memblock_acquire(out.memblock);
for (e = (char*) q + out.index, n = 0; n < out.length; n++)
printf("%c", *e);
pa_memblock_release(out.memblock);
dump_chunk(&out);
pa_memblock_unref(out.memblock);
pa_memblockq_drop(bq, out.length);
}
@ -70,7 +90,7 @@ int main(int argc, char *argv[]) {
silence.index = 0;
silence.length = pa_memblock_get_length(silence.memblock);
bq = pa_memblockq_new(0, 40, 10, 2, 4, 4, 40, &silence);
bq = pa_memblockq_new(0, 200, 10, 2, 4, 4, 40, &silence);
assert(bq);
chunk1.memblock = pa_memblock_new_fixed(p, (char*) "11", 2, 1);