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-rw-r--r--src/modules/alsa-util.c125
-rw-r--r--src/modules/alsa-util.h35
-rw-r--r--src/modules/howl-wrap.c116
-rw-r--r--src/modules/howl-wrap.h37
-rw-r--r--src/modules/module-alsa-sink.c2
-rw-r--r--src/modules/module-alsa-source.c2
-rw-r--r--src/modules/module-oss-mmap.c2
-rw-r--r--src/modules/module-oss.c2
-rw-r--r--src/modules/oss-util.c168
-rw-r--r--src/modules/oss-util.h32
10 files changed, 517 insertions, 4 deletions
diff --git a/src/modules/alsa-util.c b/src/modules/alsa-util.c
new file mode 100644
index 00000000..8318f945
--- /dev/null
+++ b/src/modules/alsa-util.c
@@ -0,0 +1,125 @@
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ 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.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ 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 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.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <sys/types.h>
+#include <asoundlib.h>
+
+#include <polyp/sample.h>
+#include <polypcore/xmalloc.h>
+#include <polypcore/log.h>
+
+#include "alsa-util.h"
+
+/* Set the hardware parameters of the given ALSA device. Returns the
+ * selected fragment settings in *period and *period_size */
+int pa_alsa_set_hw_params(snd_pcm_t *pcm_handle, const pa_sample_spec *ss, uint32_t *periods, snd_pcm_uframes_t *period_size) {
+ int ret = -1;
+ snd_pcm_uframes_t buffer_size;
+ snd_pcm_hw_params_t *hwparams = NULL;
+ static const snd_pcm_format_t format_trans[] = {
+ [PA_SAMPLE_U8] = SND_PCM_FORMAT_U8,
+ [PA_SAMPLE_ALAW] = SND_PCM_FORMAT_A_LAW,
+ [PA_SAMPLE_ULAW] = SND_PCM_FORMAT_MU_LAW,
+ [PA_SAMPLE_S16LE] = SND_PCM_FORMAT_S16_LE,
+ [PA_SAMPLE_S16BE] = SND_PCM_FORMAT_S16_BE,
+ [PA_SAMPLE_FLOAT32LE] = SND_PCM_FORMAT_FLOAT_LE,
+ [PA_SAMPLE_FLOAT32BE] = SND_PCM_FORMAT_FLOAT_BE,
+ };
+ assert(pcm_handle && ss && periods && period_size);
+
+ if (snd_pcm_hw_params_malloc(&hwparams) < 0 ||
+ snd_pcm_hw_params_any(pcm_handle, hwparams) < 0 ||
+ snd_pcm_hw_params_set_access(pcm_handle, hwparams, SND_PCM_ACCESS_RW_INTERLEAVED) < 0 ||
+ snd_pcm_hw_params_set_format(pcm_handle, hwparams, format_trans[ss->format]) < 0 ||
+ snd_pcm_hw_params_set_rate_near(pcm_handle, hwparams, &ss->rate, NULL) < 0 ||
+ snd_pcm_hw_params_set_channels(pcm_handle, hwparams, ss->channels) < 0 ||
+ (*periods > 0 && snd_pcm_hw_params_set_periods_near(pcm_handle, hwparams, periods, NULL) < 0) ||
+ (*period_size > 0 && snd_pcm_hw_params_set_period_size_near(pcm_handle, hwparams, period_size, NULL) < 0) ||
+ snd_pcm_hw_params(pcm_handle, hwparams) < 0)
+ goto finish;
+
+ if (snd_pcm_prepare(pcm_handle) < 0)
+ goto finish;
+
+ if (snd_pcm_hw_params_get_buffer_size(hwparams, &buffer_size) < 0 ||
+ snd_pcm_hw_params_get_period_size(hwparams, period_size, NULL) < 0)
+ goto finish;
+
+ assert(buffer_size > 0);
+ assert(*period_size > 0);
+ *periods = buffer_size / *period_size;
+ assert(*periods > 0);
+
+ ret = 0;
+
+finish:
+ if (hwparams)
+ snd_pcm_hw_params_free(hwparams);
+
+ return ret;
+}
+
+/* Allocate an IO event for every ALSA poll descriptor for the
+ * specified ALSA device. Return a pointer to such an array in
+ * *io_events. Store the length of that array in *n_io_events. Use the
+ * specified callback function and userdata. The array has to be freed
+ * with pa_free_io_events(). */
+int pa_create_io_events(snd_pcm_t *pcm_handle, pa_mainloop_api* m, pa_io_event ***io_events, unsigned *n_io_events, void (*cb)(pa_mainloop_api*a, pa_io_event *e, int fd, pa_io_event_flags_t events, void *userdata), void *userdata) {
+ unsigned i;
+ struct pollfd *pfds, *ppfd;
+ pa_io_event **ios;
+ assert(pcm_handle && m && io_events && n_io_events && cb);
+
+ *n_io_events = snd_pcm_poll_descriptors_count(pcm_handle);
+
+ pfds = pa_xmalloc(sizeof(struct pollfd) * *n_io_events);
+ if (snd_pcm_poll_descriptors(pcm_handle, pfds, *n_io_events) < 0) {
+ pa_xfree(pfds);
+ return -1;
+ }
+
+ *io_events = pa_xmalloc(sizeof(void*) * *n_io_events);
+
+ for (i = 0, ios = *io_events, ppfd = pfds; i < *n_io_events; i++, ios++, ppfd++) {
+ *ios = m->io_new(m, ppfd->fd,
+ ((ppfd->events & POLLIN) ? PA_IO_EVENT_INPUT : 0) |
+ ((ppfd->events & POLLOUT) ? PA_IO_EVENT_OUTPUT : 0), cb, userdata);
+ assert(*ios);
+ }
+
+ pa_xfree(pfds);
+ return 0;
+}
+
+/* Free the memory allocated by pa_create_io_events() */
+void pa_free_io_events(pa_mainloop_api* m, pa_io_event **io_events, unsigned n_io_events) {
+ unsigned i;
+ pa_io_event **ios;
+ assert(m && io_events);
+
+ for (ios = io_events, i = 0; i < n_io_events; i++, ios++)
+ m->io_free(*ios);
+ pa_xfree(io_events);
+}
diff --git a/src/modules/alsa-util.h b/src/modules/alsa-util.h
new file mode 100644
index 00000000..5d6d6634
--- /dev/null
+++ b/src/modules/alsa-util.h
@@ -0,0 +1,35 @@
+#ifndef fooalsautilhfoo
+#define fooalsautilhfoo
+
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ 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.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ 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 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.
+***/
+
+#include <asoundlib.h>
+
+#include <polyp/sample.h>
+#include <polyp/mainloop-api.h>
+
+int pa_alsa_set_hw_params(snd_pcm_t *pcm_handle, const pa_sample_spec *ss, uint32_t *periods, snd_pcm_uframes_t *period_size);
+
+int pa_create_io_events(snd_pcm_t *pcm_handle, pa_mainloop_api *m, pa_io_event ***io_events, unsigned *n_io_events, void (*cb)(pa_mainloop_api*a, pa_io_event *e, int fd, pa_io_event_flags_t events, void *userdata), void *userdata);
+void pa_free_io_events(pa_mainloop_api* m, pa_io_event **io_sources, unsigned n_io_sources);
+
+#endif
diff --git a/src/modules/howl-wrap.c b/src/modules/howl-wrap.c
new file mode 100644
index 00000000..77d096ac
--- /dev/null
+++ b/src/modules/howl-wrap.c
@@ -0,0 +1,116 @@
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ 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.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ 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 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.
+***/
+
+#include <assert.h>
+
+#include "howl-wrap.h"
+#include "log.h"
+#include "xmalloc.h"
+#include "props.h"
+
+#define HOWL_PROPERTY "howl"
+
+pa_howl_wrapper {
+ pa_core *core;
+ int ref;
+
+ pa_io_event *io_event;
+ sw_discovery discovery;
+
+};
+
+static void howl_io_event(pa_mainloop_api*m, pa_io_event *e, int fd, pa_io_event_flags f, void *userdata) {
+ pa_howl_wrapper *w = userdata;
+ assert(m && e && fd >= 0 && w && w->ref >= 1);
+
+ if (f & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR))
+ goto fail;
+
+ if (sw_discovery_read_socket(w->discovery) != SW_OKAY)
+ goto fail;
+
+ return;
+
+fail:
+ pa_log(__FILE__": howl connection died.\n");
+ w->core->mainloop->io_free(w->io_event);
+ w->io_event = NULL;
+}
+
+static pa_howl_wrapper* howl_wrapper_new(pa_core *c) {
+ pa_howl_wrapper *h;
+ sw_discovery session;
+ assert(c);
+
+ if (sw_discovery_init(&session) != SW_OKAY) {
+ pa_log("sw_discovery_init() failed.\n");
+ return NULL;
+ }
+
+ h = pa_xmalloc(sizeof(pa_howl_wrapper));
+ h->core = c;
+ h->ref = 1;
+ h->discovery = session;
+
+ h->io_event = c->mainloop->io_new(c->mainloop, sw_discovery_socket(session), PA_IO_EVENT_INPUT, howl_io_event, h);
+
+ return h;
+}
+
+static void howl_wrapper_free(pa_howl_wrapper *h) {
+ assert(h);
+
+ sw_discovery_fina(h->discovery);
+
+ if (h->io_event)
+ h->core->mainloop->io_free(h->io_event);
+
+ pa_xfree(h);
+}
+
+pa_howl_wrapper* pa_howl_wrapper_get(pa_core *c) {
+ pa_howl_wrapper *h;
+ assert(c);
+
+ if ((h = pa_property_get(c, HOWL_PROPERTY)))
+ return pa_howl_wrapper_ref(h);
+
+ return howl_wrapper_new(c);
+}
+
+pa_howl_wrapper* pa_howl_wrapper_ref(pa_howl_wrapper *h) {
+ assert(h && h->ref >= 1);
+ h->ref++;
+ return h;
+}
+
+void pa_howl_wrapper_unref(pa_howl_wrapper *h) {
+ assert(h && h->ref >= 1);
+ if (!(--h->ref))
+ howl_wrapper_free(h);
+}
+
+sw_discovery pa_howl_wrapper_get_discovery(pa_howl_wrapper *h) {
+ assert(h && h->ref >= 1);
+
+ return h->discovery;
+}
+
diff --git a/src/modules/howl-wrap.h b/src/modules/howl-wrap.h
new file mode 100644
index 00000000..a670b082
--- /dev/null
+++ b/src/modules/howl-wrap.h
@@ -0,0 +1,37 @@
+#ifndef foohowlwrapperhfoo
+#define foohowlwrapperhfoo
+
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ 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.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ 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 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.
+***/
+
+#include <howl.h>
+
+#include "core.h"
+
+pa_howl_wrapper;
+
+pa_howl_wrapper* pa_howl_wrapper_get(pa_core *c);
+pa_howl_wrapper* pa_howl_wrapper_ref(pa_howl_wrapper *h);
+void pa_howl_wrapper_unref(pa_howl_wrapper *h);
+
+sw_discovery pa_howl_wrapper_get_discovery(pa_howl_wrapper *h);
+
+#endif
diff --git a/src/modules/module-alsa-sink.c b/src/modules/module-alsa-sink.c
index 48e90e9f..d3fe71a5 100644
--- a/src/modules/module-alsa-sink.c
+++ b/src/modules/module-alsa-sink.c
@@ -41,11 +41,11 @@
#include <polypcore/modargs.h>
#include <polypcore/util.h>
#include <polypcore/sample-util.h>
-#include <polypcore/alsa-util.h>
#include <polypcore/xmalloc.h>
#include <polypcore/log.h>
#include "module-alsa-sink-symdef.h"
+#include "alsa-util.h"
PA_MODULE_AUTHOR("Lennart Poettering")
PA_MODULE_DESCRIPTION("ALSA Sink")
diff --git a/src/modules/module-alsa-source.c b/src/modules/module-alsa-source.c
index f03e51ad..9453f846 100644
--- a/src/modules/module-alsa-source.c
+++ b/src/modules/module-alsa-source.c
@@ -41,11 +41,11 @@
#include <polypcore/modargs.h>
#include <polypcore/util.h>
#include <polypcore/sample-util.h>
-#include <polypcore/alsa-util.h>
#include <polypcore/xmalloc.h>
#include <polypcore/log.h>
#include "module-alsa-source-symdef.h"
+#include "alsa-util.h"
PA_MODULE_AUTHOR("Lennart Poettering")
PA_MODULE_DESCRIPTION("ALSA Source")
diff --git a/src/modules/module-oss-mmap.c b/src/modules/module-oss-mmap.c
index 6986b03c..80c762f1 100644
--- a/src/modules/module-oss-mmap.c
+++ b/src/modules/module-oss-mmap.c
@@ -40,13 +40,13 @@
#include <polypcore/sink.h>
#include <polypcore/source.h>
#include <polypcore/module.h>
-#include <polypcore/oss-util.h>
#include <polypcore/sample-util.h>
#include <polypcore/util.h>
#include <polypcore/modargs.h>
#include <polypcore/xmalloc.h>
#include <polypcore/log.h>
+#include "oss-util.h"
#include "module-oss-mmap-symdef.h"
PA_MODULE_AUTHOR("Lennart Poettering")
diff --git a/src/modules/module-oss.c b/src/modules/module-oss.c
index 04458419..264e8792 100644
--- a/src/modules/module-oss.c
+++ b/src/modules/module-oss.c
@@ -39,7 +39,6 @@
#include <polypcore/sink.h>
#include <polypcore/source.h>
#include <polypcore/module.h>
-#include <polypcore/oss-util.h>
#include <polypcore/sample-util.h>
#include <polypcore/util.h>
#include <polypcore/modargs.h>
@@ -47,6 +46,7 @@
#include <polypcore/log.h>
#include "module-oss-symdef.h"
+#include "oss-util.h"
PA_MODULE_AUTHOR("Lennart Poettering")
PA_MODULE_DESCRIPTION("OSS Sink/Source")
diff --git a/src/modules/oss-util.c b/src/modules/oss-util.c
new file mode 100644
index 00000000..e9a133f5
--- /dev/null
+++ b/src/modules/oss-util.c
@@ -0,0 +1,168 @@
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ 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.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ 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 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.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <assert.h>
+#include <sys/soundcard.h>
+#include <sys/ioctl.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include <polypcore/util.h>
+#include <polypcore/log.h>
+
+#include "oss-util.h"
+
+int pa_oss_open(const char *device, int *mode, int* pcaps) {
+ int fd = -1;
+ assert(device && mode && (*mode == O_RDWR || *mode == O_RDONLY || *mode == O_WRONLY));
+
+ if (*mode == O_RDWR) {
+ if ((fd = open(device, O_RDWR|O_NDELAY)) >= 0) {
+ int dcaps, *tcaps;
+ ioctl(fd, SNDCTL_DSP_SETDUPLEX, 0);
+
+ tcaps = pcaps ? pcaps : &dcaps;
+
+ if (ioctl(fd, SNDCTL_DSP_GETCAPS, tcaps) < 0) {
+ pa_log(__FILE__": SNDCTL_DSP_GETCAPS: %s\n", strerror(errno));
+ goto fail;
+ }
+
+ if (*tcaps & DSP_CAP_DUPLEX)
+ return fd;
+
+ goto fail;
+ }
+
+ if ((fd = open(device, (*mode = O_WRONLY)|O_NDELAY)) < 0) {
+ if ((fd = open(device, (*mode = O_RDONLY)|O_NDELAY)) < 0) {
+ pa_log(__FILE__": open('%s'): %s\n", device, strerror(errno));
+ goto fail;
+ }
+ }
+ } else {
+ if ((fd = open(device, *mode|O_NDELAY)) < 0) {
+ pa_log(__FILE__": open('%s'): %s\n", device, strerror(errno));
+ goto fail;
+ }
+ }
+
+ if (pcaps) {
+ if (ioctl(fd, SNDCTL_DSP_GETCAPS, pcaps) < 0) {
+ pa_log(__FILE__": SNDCTL_DSP_GETCAPS: %s\n", strerror(errno));
+ goto fail;
+ }
+ }
+
+ pa_fd_set_cloexec(fd, 1);
+
+ return fd;
+
+fail:
+ if (fd >= 0)
+ close(fd);
+ return -1;
+}
+
+int pa_oss_auto_format(int fd, pa_sample_spec *ss) {
+ int format, channels, speed, reqformat;
+ static const int format_trans[PA_SAMPLE_MAX] = {
+ [PA_SAMPLE_U8] = AFMT_U8,
+ [PA_SAMPLE_ALAW] = AFMT_A_LAW,
+ [PA_SAMPLE_ULAW] = AFMT_MU_LAW,
+ [PA_SAMPLE_S16LE] = AFMT_S16_LE,
+ [PA_SAMPLE_S16BE] = AFMT_S16_BE,
+ [PA_SAMPLE_FLOAT32LE] = AFMT_QUERY, /* not supported */
+ [PA_SAMPLE_FLOAT32BE] = AFMT_QUERY, /* not supported */
+ };
+
+ assert(fd >= 0 && ss);
+
+ reqformat = format = format_trans[ss->format];
+ if (reqformat == AFMT_QUERY || ioctl(fd, SNDCTL_DSP_SETFMT, &format) < 0 || format != reqformat) {
+ format = AFMT_S16_NE;
+ if (ioctl(fd, SNDCTL_DSP_SETFMT, &format) < 0 || format != AFMT_S16_NE) {
+ int f = AFMT_S16_NE == AFMT_S16_LE ? AFMT_S16_BE : AFMT_S16_LE;
+ format = f;
+ if (ioctl(fd, SNDCTL_DSP_SETFMT, &format) < 0 || format != f) {
+ format = AFMT_U8;
+ if (ioctl(fd, SNDCTL_DSP_SETFMT, &format) < 0 || format != AFMT_U8) {
+ pa_log(__FILE__": SNDCTL_DSP_SETFMT: %s\n", format != AFMT_U8 ? "No supported sample format" : strerror(errno));
+ return -1;
+ } else
+ ss->format = PA_SAMPLE_U8;
+ } else
+ ss->format = f == AFMT_S16_LE ? PA_SAMPLE_S16LE : PA_SAMPLE_S16BE;
+ } else
+ ss->format = PA_SAMPLE_S16NE;
+ }
+
+ channels = ss->channels;
+ if (ioctl(fd, SNDCTL_DSP_CHANNELS, &channels) < 0) {
+ pa_log(__FILE__": SNDCTL_DSP_CHANNELS: %s\n", strerror(errno));
+ return -1;
+ }
+ assert(channels);
+ ss->channels = channels;
+
+ speed = ss->rate;
+ if (ioctl(fd, SNDCTL_DSP_SPEED, &speed) < 0) {
+ pa_log(__FILE__": SNDCTL_DSP_SPEED: %s\n", strerror(errno));
+ return -1;
+ }
+ assert(speed);
+ ss->rate = speed;
+
+ return 0;
+}
+
+static int simple_log2(int v) {
+ int k = 0;
+
+ for (;;) {
+ v >>= 1;
+ if (!v) break;
+ k++;
+ }
+
+ return k;
+}
+
+int pa_oss_set_fragments(int fd, int nfrags, int frag_size) {
+ int arg;
+ arg = ((int) nfrags << 16) | simple_log2(frag_size);
+
+ if (ioctl(fd, SNDCTL_DSP_SETFRAGMENT, &arg) < 0) {
+ pa_log(__FILE__": SNDCTL_DSP_SETFRAGMENT: %s\n", strerror(errno));
+ return -1;
+ }
+
+ return 0;
+}
diff --git a/src/modules/oss-util.h b/src/modules/oss-util.h
new file mode 100644
index 00000000..6b2746cc
--- /dev/null
+++ b/src/modules/oss-util.h
@@ -0,0 +1,32 @@
+#ifndef fooossutilhfoo
+#define fooossutilhfoo
+
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ 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.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ 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 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.
+***/
+
+#include <polyp/sample.h>
+
+int pa_oss_open(const char *device, int *mode, int* pcaps);
+int pa_oss_auto_format(int fd, pa_sample_spec *ss);
+
+int pa_oss_set_fragments(int fd, int frags, int frag_size);
+
+#endif