From 2a6ee7731f6654b2efbc5dbf861f82c2823d1a54 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 16 Jul 2004 18:40:20 +0000 Subject: rename a bunch of files git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@79 fefdeb5f-60dc-0310-8127-8f9354f1896f --- src/simple.c | 233 ----------------------------------------------------------- 1 file changed, 233 deletions(-) delete mode 100644 src/simple.c (limited to 'src/simple.c') diff --git a/src/simple.c b/src/simple.c deleted file mode 100644 index 5f86c5bf..00000000 --- a/src/simple.c +++ /dev/null @@ -1,233 +0,0 @@ -#include -#include -#include -#include - -#include "simple.h" -#include "polyp.h" -#include "mainloop.h" -#include "polyp-error.h" - -struct pa_simple { - struct pa_mainloop *mainloop; - struct pa_context *context; - struct pa_stream *stream; - enum pa_stream_direction direction; - - int dead, drained; - - void *read_data; - size_t read_index, read_length; -}; - -static void read_callback(struct pa_stream *s, const void*data, size_t length, void *userdata); - -static int check_error(struct pa_simple *p, int *perror) { - assert(p); - - if (pa_context_is_dead(p->context) || (p->stream && pa_stream_is_dead(p->stream))) { - if (perror) - *perror = pa_context_errno(p->context); - return -1; - } - - return 0; -} - -static int iterate(struct pa_simple *p, int block, int *perror) { - assert(p && p->context && p->mainloop); - - if (check_error(p, perror) < 0) - return -1; - - if (!block && !pa_context_is_pending(p->context)) - return 0; - - do { - if (pa_mainloop_iterate(p->mainloop, 1, NULL) < 0) { - if (perror) - *perror = PA_ERROR_INTERNAL; - return -1; - } - - if (check_error(p, perror) < 0) - return -1; - - } while (pa_context_is_pending(p->context)); - - return 0; -} - -struct pa_simple* pa_simple_new( - const char *server, - const char *name, - enum pa_stream_direction dir, - const char *dev, - const char *stream_name, - const struct pa_sample_spec *ss, - const struct pa_buffer_attr *attr, - int *perror) { - - struct pa_simple *p; - int error = PA_ERROR_INTERNAL; - assert(ss); - - p = malloc(sizeof(struct pa_simple)); - assert(p); - p->context = NULL; - p->stream = NULL; - p->mainloop = pa_mainloop_new(); - assert(p->mainloop); - p->dead = 0; - p->direction = dir; - p->read_data = NULL; - p->read_index = p->read_length = 0; - - if (!(p->context = pa_context_new(pa_mainloop_get_api(p->mainloop), name))) - goto fail; - - if (pa_context_connect(p->context, server, NULL, NULL) < 0) { - error = pa_context_errno(p->context); - goto fail; - } - - /* Wait until the context is ready */ - while (!pa_context_is_ready(p->context)) { - if (iterate(p, 1, &error) < 0) - goto fail; - } - - if (!(p->stream = pa_stream_new(p->context, dir, dev, stream_name, ss, attr, NULL, NULL))) - goto fail; - - /* Wait until the stream is ready */ - while (!pa_stream_is_ready(p->stream)) { - if (iterate(p, 1, &error) < 0) - goto fail; - } - - pa_stream_set_read_callback(p->stream, read_callback, p); - - return p; - -fail: - if (perror) - *perror = error; - pa_simple_free(p); - return NULL; -} - -void pa_simple_free(struct pa_simple *s) { - assert(s); - - free(s->read_data); - - if (s->stream) - pa_stream_free(s->stream); - - if (s->context) - pa_context_free(s->context); - - if (s->mainloop) - pa_mainloop_free(s->mainloop); - - free(s); -} - -int pa_simple_write(struct pa_simple *p, const void*data, size_t length, int *perror) { - assert(p && data && p->direction == PA_STREAM_PLAYBACK); - - while (length > 0) { - size_t l; - - while (!(l = pa_stream_writable_size(p->stream))) - if (iterate(p, 1, perror) < 0) - return -1; - - if (l > length) - l = length; - - pa_stream_write(p->stream, data, l); - data += l; - length -= l; - } - - /* Make sure that no data is pending for write */ - if (iterate(p, 0, perror) < 0) - return -1; - - return 0; -} - -static void read_callback(struct pa_stream *s, const void*data, size_t length, void *userdata) { - struct pa_simple *p = userdata; - assert(s && data && length && p); - - if (p->read_data) { - fprintf(stderr, __FILE__": Buffer overflow, dropping incoming memory blocks.\n"); - free(p->read_data); - } - - p->read_data = malloc(p->read_length = length); - assert(p->read_data); - memcpy(p->read_data, data, length); - p->read_index = 0; -} - -int pa_simple_read(struct pa_simple *p, void*data, size_t length, int *perror) { - assert(p && data && p->direction == PA_STREAM_RECORD); - - while (length > 0) { - if (p->read_data) { - size_t l = length; - - if (p->read_length <= l) - l = p->read_length; - - memcpy(data, p->read_data+p->read_index, l); - - data += l; - length -= l; - - p->read_index += l; - p->read_length -= l; - - if (!p->read_length) { - free(p->read_data); - p->read_data = NULL; - p->read_index = 0; - } - - if (!length) - return 0; - - assert(!p->read_data); - } - - if (iterate(p, 1, perror) < 0) - return -1; - } - - return 0; -} - -static void drain_complete(struct pa_stream *s, void *userdata) { - struct pa_simple *p = userdata; - assert(s && p); - p->drained = 1; -} - -int pa_simple_drain(struct pa_simple *p, int *perror) { - assert(p && p->direction == PA_STREAM_PLAYBACK); - p->drained = 0; - pa_stream_drain(p->stream, drain_complete, p); - - while (!p->drained) { - if (iterate(p, 1, perror) < 0) { - pa_stream_drain(p->stream, NULL, NULL); - return -1; - } - } - - return 0; -} -- cgit