/* $Id$ */
/***
- This file is part of polypaudio.
-
- polypaudio is free software; you can redistribute it and/or modify
+ This file is part of PulseAudio.
+
+ Copyright 2006 Lennart Poettering
+ Copyright 2006-2007 Pierre Ossman <ossman@cendio.se> for Cendio AB
+
+ PulseAudio 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
+
+ PulseAudio 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
+ along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#include <pthread.h>
#include <unistd.h>
#include <sys/socket.h>
+#include <sys/stat.h>
#include <dlfcn.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <signal.h>
+#ifdef __linux__
#include <linux/sockios.h>
+#endif
+
+#include <pulse/pulseaudio.h>
+#include <pulsecore/llist.h>
+#include <pulsecore/gccmacro.h>
+
+/* On some systems SIOCINQ isn't defined, but FIONREAD is just an alias */
+#if !defined(SIOCINQ) && defined(FIONREAD)
+# define SIOCINQ FIONREAD
+#endif
-#include <polyp/polypaudio.h>
-#include <polypcore/llist.h>
-#include <polypcore/gccmacro.h>
+/* make sure gcc doesn't redefine open and friends as macros */
+#undef open
+#undef open64
typedef enum {
FD_INFO_MIXER,
- FD_INFO_PLAYBACK
+ FD_INFO_STREAM,
} fd_info_type_t;
typedef struct fd_info fd_info;
pthread_mutex_t mutex;
int ref;
int unusable;
-
+
fd_info_type_t type;
int app_fd, thread_fd;
pa_threaded_mainloop *mainloop;
pa_context *context;
- pa_stream *stream;
+ pa_stream *play_stream;
+ pa_stream *rec_stream;
+ int play_precork;
+ int rec_precork;
pa_io_event *io_event;
+ pa_io_event_flags_t io_flags;
void *buf;
+ size_t rec_offset;
int operation_success;
- pa_cvolume volume;
- uint32_t sink_index;
+ pa_cvolume sink_volume, source_volume;
+ uint32_t sink_index, source_index;
int volume_modify_count;
-
+
+ int optr_n_blocks;
+
PA_LLIST_FIELDS(fd_info);
};
static int (*_close)(int) = NULL;
static int (*_open)(const char *, int, mode_t) = NULL;
static FILE* (*_fopen)(const char *path, const char *mode) = NULL;
+static int (*_stat)(const char *, struct stat *) = NULL;
+#ifdef _STAT_VER
+static int (*___xstat)(int, const char *, struct stat *) = NULL;
+#endif
+#ifdef HAVE_OPEN64
static int (*_open64)(const char *, int, mode_t) = NULL;
static FILE* (*_fopen64)(const char *path, const char *mode) = NULL;
+static int (*_stat64)(const char *, struct stat64 *) = NULL;
+#ifdef _STAT_VER
+static int (*___xstat64)(int, const char *, struct stat64 *) = NULL;
+#endif
+#endif
static int (*_fclose)(FILE *f) = NULL;
+static int (*_access)(const char *, int) = NULL;
+
+/* dlsym() violates ISO C, so confide the breakage into this function to
+ * avoid warnings. */
+typedef void (*fnptr)(void);
+static inline fnptr dlsym_fn(void *handle, const char *symbol) {
+ return (fnptr) (long) dlsym(handle, symbol);
+}
#define LOAD_IOCTL_FUNC() \
do { \
pthread_mutex_lock(&func_mutex); \
if (!_ioctl) \
- _ioctl = (int (*)(int, int, void*)) dlsym(RTLD_NEXT, "ioctl"); \
+ _ioctl = (int (*)(int, int, void*)) dlsym_fn(RTLD_NEXT, "ioctl"); \
pthread_mutex_unlock(&func_mutex); \
} while(0)
do { \
pthread_mutex_lock(&func_mutex); \
if (!_open) \
- _open = (int (*)(const char *, int, mode_t)) dlsym(RTLD_NEXT, "open"); \
+ _open = (int (*)(const char *, int, mode_t)) dlsym_fn(RTLD_NEXT, "open"); \
pthread_mutex_unlock(&func_mutex); \
} while(0)
do { \
pthread_mutex_lock(&func_mutex); \
if (!_open64) \
- _open64 = (int (*)(const char *, int, mode_t)) dlsym(RTLD_NEXT, "open64"); \
+ _open64 = (int (*)(const char *, int, mode_t)) dlsym_fn(RTLD_NEXT, "open64"); \
pthread_mutex_unlock(&func_mutex); \
} while(0)
do { \
pthread_mutex_lock(&func_mutex); \
if (!_close) \
- _close = (int (*)(int)) dlsym(RTLD_NEXT, "close"); \
+ _close = (int (*)(int)) dlsym_fn(RTLD_NEXT, "close"); \
+ pthread_mutex_unlock(&func_mutex); \
+} while(0)
+
+#define LOAD_ACCESS_FUNC() \
+do { \
+ pthread_mutex_lock(&func_mutex); \
+ if (!_access) \
+ _access = (int (*)(const char*, int)) dlsym_fn(RTLD_NEXT, "access"); \
+ pthread_mutex_unlock(&func_mutex); \
+} while(0)
+
+#define LOAD_STAT_FUNC() \
+do { \
+ pthread_mutex_lock(&func_mutex); \
+ if (!_stat) \
+ _stat = (int (*)(const char *, struct stat *)) dlsym_fn(RTLD_NEXT, "stat"); \
+ pthread_mutex_unlock(&func_mutex); \
+} while(0)
+
+#define LOAD_STAT64_FUNC() \
+do { \
+ pthread_mutex_lock(&func_mutex); \
+ if (!_stat64) \
+ _stat64 = (int (*)(const char *, struct stat64 *)) dlsym_fn(RTLD_NEXT, "stat64"); \
+ pthread_mutex_unlock(&func_mutex); \
+} while(0)
+
+#define LOAD_XSTAT_FUNC() \
+do { \
+ pthread_mutex_lock(&func_mutex); \
+ if (!___xstat) \
+ ___xstat = (int (*)(int, const char *, struct stat *)) dlsym_fn(RTLD_NEXT, "__xstat"); \
+ pthread_mutex_unlock(&func_mutex); \
+} while(0)
+
+#define LOAD_XSTAT64_FUNC() \
+do { \
+ pthread_mutex_lock(&func_mutex); \
+ if (!___xstat64) \
+ ___xstat64 = (int (*)(int, const char *, struct stat64 *)) dlsym_fn(RTLD_NEXT, "__xstat64"); \
pthread_mutex_unlock(&func_mutex); \
} while(0)
do { \
pthread_mutex_lock(&func_mutex); \
if (!_fopen) \
- _fopen = (FILE* (*)(const char *, const char*)) dlsym(RTLD_NEXT, "fopen"); \
+ _fopen = (FILE* (*)(const char *, const char*)) dlsym_fn(RTLD_NEXT, "fopen"); \
pthread_mutex_unlock(&func_mutex); \
} while(0)
do { \
pthread_mutex_lock(&func_mutex); \
if (!_fopen64) \
- _fopen64 = (FILE* (*)(const char *, const char*)) dlsym(RTLD_NEXT, "fopen64"); \
+ _fopen64 = (FILE* (*)(const char *, const char*)) dlsym_fn(RTLD_NEXT, "fopen64"); \
pthread_mutex_unlock(&func_mutex); \
} while(0)
do { \
pthread_mutex_lock(&func_mutex); \
if (!_fclose) \
- _fclose = (int (*)(FILE *)) dlsym(RTLD_NEXT, "fclose"); \
+ _fclose = (int (*)(FILE *)) dlsym_fn(RTLD_NEXT, "fclose"); \
pthread_mutex_unlock(&func_mutex); \
} while(0)
#define CONTEXT_CHECK_DEAD_GOTO(i, label) do { \
if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY) { \
- debug(__FILE__": Not connected: %s", (i)->context ? pa_strerror(pa_context_errno((i)->context)) : "NULL"); \
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Not connected: %s\n", (i)->context ? pa_strerror(pa_context_errno((i)->context)) : "NULL"); \
+ goto label; \
+} \
+} while(0)
+
+#define PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, label) do { \
+if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY || \
+ !(i)->play_stream || pa_stream_get_state((i)->play_stream) != PA_STREAM_READY) { \
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Not connected: %s\n", (i)->context ? pa_strerror(pa_context_errno((i)->context)) : "NULL"); \
goto label; \
} \
-} while(0);
+} while(0)
-#define STREAM_CHECK_DEAD_GOTO(i, label) do { \
+#define RECORD_STREAM_CHECK_DEAD_GOTO(i, label) do { \
if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY || \
- !(i)->stream || pa_stream_get_state((i)->stream) != PA_STREAM_READY) { \
- debug(__FILE__": Not connected: %s", (i)->context ? pa_strerror(pa_context_errno((i)->context)) : "NULL"); \
+ !(i)->rec_stream || pa_stream_get_state((i)->rec_stream) != PA_STREAM_READY) { \
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Not connected: %s\n", (i)->context ? pa_strerror(pa_context_errno((i)->context)) : "NULL"); \
goto label; \
} \
-} while(0);
+} while(0)
-static void debug(const char *format, ...) PA_GCC_PRINTF_ATTR(1,2);
+static void debug(int level, const char *format, ...) PA_GCC_PRINTF_ATTR(2,3);
-static void debug(const char *format, ...) {
+#define DEBUG_LEVEL_ALWAYS 0
+#define DEBUG_LEVEL_NORMAL 1
+#define DEBUG_LEVEL_VERBOSE 2
+
+static void debug(int level, const char *format, ...) {
va_list ap;
- if (getenv("PADSP_DEBUG")) {
- va_start(ap, format);
- vfprintf(stderr, format, ap);
- va_end(ap);
+ const char *dlevel_s;
+ int dlevel;
+
+ dlevel_s = getenv("PADSP_DEBUG");
+ if (!dlevel_s)
+ return;
+
+ dlevel = atoi(dlevel_s);
+
+ if (dlevel < level)
+ return;
+
+ va_start(ap, format);
+ vfprintf(stderr, format, ap);
+ va_end(ap);
+}
+
+static int padsp_disabled(void) {
+ static int *sym;
+ static int sym_resolved = 0;
+
+ /* If the current process has a symbol __padsp_disabled__ we use
+ * it to detect whether we should enable our stuff or not. A
+ * program needs to be compiled with -rdynamic for this to work!
+ * The symbol must be an int containing a three bit bitmask: bit 1
+ * -> disable /dev/dsp emulation, bit 2 -> disable /dev/sndstat
+ * emulation, bit 3 -> disable /dev/mixer emulation. Hence a value
+ * of 7 disables padsp entirely. */
+
+ pthread_mutex_lock(&func_mutex);
+ if (!sym_resolved) {
+ sym = (int*) dlsym(RTLD_DEFAULT, "__padsp_disabled__");
+ sym_resolved = 1;
+
}
+ pthread_mutex_unlock(&func_mutex);
+
+ if (!sym)
+ return 0;
+
+ return *sym;
+}
+
+static int dsp_cloak_enable(void) {
+ if (padsp_disabled() & 1)
+ return 0;
+
+ if (getenv("PADSP_NO_DSP"))
+ return 0;
+
+ return 1;
}
+static int sndstat_cloak_enable(void) {
+ if (padsp_disabled() & 2)
+ return 0;
+
+ if (getenv("PADSP_NO_SNDSTAT"))
+ return 0;
+
+ return 1;
+}
+
+static int mixer_cloak_enable(void) {
+ if (padsp_disabled() & 4)
+ return 0;
+
+ if (getenv("PADSP_NO_MIXER"))
+ return 0;
+
+ return 1;
+}
static pthread_key_t recursion_key;
static void recursion_key_alloc(void) {
/* Avoid recursive calls */
static pthread_once_t recursion_key_once = PTHREAD_ONCE_INIT;
pthread_once(&recursion_key_once, recursion_key_alloc);
-
+
if (pthread_getspecific(recursion_key))
return 0;
static void fd_info_free(fd_info *i) {
assert(i);
- debug(__FILE__": freeing fd info (fd=%i)\n", i->app_fd);
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": freeing fd info (fd=%i)\n", i->app_fd);
dsp_drain(i);
-
+
if (i->mainloop)
pa_threaded_mainloop_stop(i->mainloop);
-
- if (i->stream) {
- pa_stream_disconnect(i->stream);
- pa_stream_unref(i->stream);
+
+ if (i->play_stream) {
+ pa_stream_disconnect(i->play_stream);
+ pa_stream_unref(i->play_stream);
+ }
+
+ if (i->rec_stream) {
+ pa_stream_disconnect(i->rec_stream);
+ pa_stream_unref(i->rec_stream);
}
if (i->context) {
pa_context_disconnect(i->context);
pa_context_unref(i->context);
}
-
+
if (i->mainloop)
pa_threaded_mainloop_free(i->mainloop);
static fd_info *fd_info_ref(fd_info *i) {
assert(i);
-
+
pthread_mutex_lock(&i->mutex);
assert(i->ref >= 1);
i->ref++;
-/* debug(__FILE__": ref++, now %i\n", i->ref); */
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": ref++, now %i\n", i->ref);
pthread_mutex_unlock(&i->mutex);
return i;
pthread_mutex_lock(&i->mutex);
assert(i->ref >= 1);
r = --i->ref;
-/* debug(__FILE__": ref--, now %i\n", i->ref); */
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": ref--, now %i\n", i->ref);
pthread_mutex_unlock(&i->mutex);
if (r <= 0)
static void reset_params(fd_info *i) {
assert(i);
-
- i->sample_spec.format = PA_SAMPLE_ULAW;
+
+ i->sample_spec.format = PA_SAMPLE_U8;
i->sample_spec.channels = 1;
i->sample_spec.rate = 8000;
- i->fragment_size = 1024;
+ i->fragment_size = 0;
i->n_fragments = 0;
}
-static char *client_name(char *buf, size_t n) {
+static const char *client_name(char *buf, size_t n) {
char p[PATH_MAX];
-
+ const char *e;
+
+ if ((e = getenv("PADSP_CLIENT_NAME")))
+ return e;
+
if (pa_get_binary_name(p, sizeof(p)))
- snprintf(buf, n, "oss[%s]", pa_path_get_filename(p));
+ snprintf(buf, n, "OSS Emulation[%s]", p);
else
- snprintf(buf, n, "oss");
+ snprintf(buf, n, "OSS");
return buf;
}
+static const char *stream_name(void) {
+ const char *e;
+
+ if ((e = getenv("PADSP_STREAM_NAME")))
+ return e;
+
+ return "Audio Stream";
+}
+
static void atfork_prepare(void) {
fd_info *i;
- debug(__FILE__": atfork_prepare() enter\n");
-
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_prepare() enter\n");
+
function_enter();
pthread_mutex_lock(&fd_infos_mutex);
pthread_mutex_lock(&func_mutex);
-
- debug(__FILE__": atfork_prepare() exit\n");
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_prepare() exit\n");
}
static void atfork_parent(void) {
fd_info *i;
-
- debug(__FILE__": atfork_parent() enter\n");
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_parent() enter\n");
pthread_mutex_unlock(&func_mutex);
pthread_mutex_unlock(&fd_infos_mutex);
function_exit();
-
- debug(__FILE__": atfork_parent() exit\n");
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_parent() exit\n");
}
static void atfork_child(void) {
fd_info *i;
-
- debug(__FILE__": atfork_child() enter\n");
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_child() enter\n");
/* We do only the bare minimum to get all fds closed */
pthread_mutex_init(&func_mutex, NULL);
pthread_mutex_init(&fd_infos_mutex, NULL);
-
+
for (i = fd_infos; i; i = i->next) {
pthread_mutex_init(&i->mutex, NULL);
i->context = NULL;
}
- if (i->stream) {
- pa_stream_unref(i->stream);
- i->stream = NULL;
+ if (i->play_stream) {
+ pa_stream_unref(i->play_stream);
+ i->play_stream = NULL;
+ }
+
+ if (i->rec_stream) {
+ pa_stream_unref(i->rec_stream);
+ i->rec_stream = NULL;
}
if (i->app_fd >= 0) {
function_exit();
- debug(__FILE__": atfork_child() exit\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_child() exit\n");
}
static void install_atfork(void) {
char name[64];
static pthread_once_t install_atfork_once = PTHREAD_ONCE_INIT;
- debug(__FILE__": fd_info_new()\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": fd_info_new()\n");
signal(SIGPIPE, SIG_IGN); /* Yes, ugly as hell */
pthread_once(&install_atfork_once, install_atfork);
-
+
if (!(i = malloc(sizeof(fd_info)))) {
*_errno = ENOMEM;
goto fail;
i->mainloop = NULL;
i->context = NULL;
- i->stream = NULL;
+ i->play_stream = NULL;
+ i->rec_stream = NULL;
+ i->play_precork = 0;
+ i->rec_precork = 0;
i->io_event = NULL;
+ i->io_flags = 0;
pthread_mutex_init(&i->mutex, NULL);
i->ref = 1;
i->buf = NULL;
+ i->rec_offset = 0;
i->unusable = 0;
- pa_cvolume_reset(&i->volume, 2);
+ pa_cvolume_reset(&i->sink_volume, 2);
+ pa_cvolume_reset(&i->source_volume, 2);
i->volume_modify_count = 0;
i->sink_index = (uint32_t) -1;
+ i->source_index = (uint32_t) -1;
+ i->optr_n_blocks = 0;
PA_LLIST_INIT(fd_info, i);
reset_params(i);
if (socketpair(AF_UNIX, SOCK_STREAM, 0, sfds) < 0) {
*_errno = errno;
- debug(__FILE__": socket() failed: %s\n", strerror(errno));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": socket() failed: %s\n", strerror(errno));
goto fail;
}
if (!(i->mainloop = pa_threaded_mainloop_new())) {
*_errno = EIO;
- debug(__FILE__": pa_threaded_mainloop_new() failed\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_threaded_mainloop_new() failed\n");
goto fail;
}
if (!(i->context = pa_context_new(pa_threaded_mainloop_get_api(i->mainloop), client_name(name, sizeof(name))))) {
*_errno = EIO;
- debug(__FILE__": pa_context_new() failed\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_context_new() failed\n");
goto fail;
}
if (pa_context_connect(i->context, NULL, 0, NULL) < 0) {
*_errno = ECONNREFUSED;
- debug(__FILE__": pa_context_connect() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_context_connect() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
if (pa_threaded_mainloop_start(i->mainloop) < 0) {
*_errno = EIO;
- debug(__FILE__": pa_threaded_mainloop_start() failed\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_threaded_mainloop_start() failed\n");
goto unlock_and_fail;
}
if (pa_context_get_state(i->context) != PA_CONTEXT_READY) {
*_errno = ECONNREFUSED;
- debug(__FILE__": pa_context_connect() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_context_connect() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto unlock_and_fail;
}
unlock_and_fail:
pa_threaded_mainloop_unlock(i->mainloop);
-
+
fail:
if (i)
fd_info_unref(i);
-
+
return NULL;
}
fd_info *i;
pthread_mutex_lock(&fd_infos_mutex);
-
+
for (i = fd_infos; i; i = i->next)
if (i->app_fd == fd && !i->unusable) {
fd_info_ref(i);
}
pthread_mutex_unlock(&fd_infos_mutex);
-
+
return i;
}
char t[PA_SAMPLE_SPEC_SNPRINT_MAX];
fs = pa_frame_size(&i->sample_spec);
+
+ /* Don't fix things more than necessary */
+ if ((i->fragment_size % fs) == 0 &&
+ i->n_fragments >= 2 &&
+ i->fragment_size > 0)
+ return;
+
i->fragment_size = (i->fragment_size/fs)*fs;
-
- if (i->n_fragments < 2)
- i->n_fragments = 12;
- if (i->fragment_size <= 0)
- if ((i->fragment_size = pa_bytes_per_second(&i->sample_spec) / 2 / i->n_fragments) <= 0)
+ /* Number of fragments set? */
+ if (i->n_fragments < 2) {
+ if (i->fragment_size > 0) {
+ i->n_fragments = pa_bytes_per_second(&i->sample_spec) / 2 / i->fragment_size;
+ if (i->n_fragments < 2)
+ i->n_fragments = 2;
+ } else
+ i->n_fragments = 12;
+ }
+
+ /* Fragment size set? */
+ if (i->fragment_size <= 0) {
+ i->fragment_size = pa_bytes_per_second(&i->sample_spec) / 2 / i->n_fragments;
+ if (i->fragment_size < 1024)
i->fragment_size = 1024;
+ }
- debug(__FILE__": sample spec: %s\n", pa_sample_spec_snprint(t, sizeof(t), &i->sample_spec));
- debug(__FILE__": fixated metrics to %i fragments, %li bytes each.\n", i->n_fragments, (long)i->fragment_size);
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": sample spec: %s\n", pa_sample_spec_snprint(t, sizeof(t), &i->sample_spec));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": fixated metrics to %i fragments, %li bytes each.\n", i->n_fragments, (long)i->fragment_size);
}
static void stream_request_cb(pa_stream *s, size_t length, void *userdata) {
if (i->io_event) {
pa_mainloop_api *api;
+ size_t n;
+
api = pa_threaded_mainloop_get_api(i->mainloop);
- api->io_enable(i->io_event, PA_IO_EVENT_INPUT);
+
+ if (s == i->play_stream) {
+ n = pa_stream_writable_size(i->play_stream);
+ if (n == (size_t)-1) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n",
+ pa_strerror(pa_context_errno(i->context)));
+ }
+
+ if (n >= i->fragment_size)
+ i->io_flags |= PA_IO_EVENT_INPUT;
+ else
+ i->io_flags &= ~PA_IO_EVENT_INPUT;
+ }
+
+ if (s == i->rec_stream) {
+ n = pa_stream_readable_size(i->rec_stream);
+ if (n == (size_t)-1) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_readable_size(): %s\n",
+ pa_strerror(pa_context_errno(i->context)));
+ }
+
+ if (n >= i->fragment_size)
+ i->io_flags |= PA_IO_EVENT_OUTPUT;
+ else
+ i->io_flags &= ~PA_IO_EVENT_OUTPUT;
+ }
+
+ api->io_enable(i->io_event, i->io_flags);
}
}
api = pa_threaded_mainloop_get_api(i->mainloop);
api->io_free(i->io_event);
i->io_event = NULL;
+ i->io_flags = 0;
}
if (i->thread_fd >= 0) {
static int fd_info_copy_data(fd_info *i, int force) {
size_t n;
- if (!i->stream)
+ if (!i->play_stream && !i->rec_stream)
return -1;
- if ((n = pa_stream_writable_size(i->stream)) == (size_t) -1) {
- debug(__FILE__": pa_stream_writable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
- return -1;
- }
-
- while (n >= i->fragment_size || force) {
- ssize_t r;
-
- if (!i->buf) {
- if (!(i->buf = malloc(i->fragment_size))) {
- debug(__FILE__": malloc() failed.\n");
+ if ((i->play_stream) && (pa_stream_get_state(i->play_stream) == PA_STREAM_READY)) {
+ n = pa_stream_writable_size(i->play_stream);
+
+ if (n == (size_t)-1) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n",
+ pa_strerror(pa_context_errno(i->context)));
+ return -1;
+ }
+
+ while (n >= i->fragment_size || force) {
+ ssize_t r;
+
+ if (!i->buf) {
+ if (!(i->buf = malloc(i->fragment_size))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": malloc() failed.\n");
+ return -1;
+ }
+ }
+
+ if ((r = read(i->thread_fd, i->buf, i->fragment_size)) <= 0) {
+
+ if (errno == EAGAIN)
+ break;
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": read(): %s\n", r == 0 ? "EOF" : strerror(errno));
return -1;
}
- }
-
- if ((r = read(i->thread_fd, i->buf, i->fragment_size)) <= 0) {
- if (errno == EAGAIN)
- break;
-
- debug(__FILE__": read(): %s\n", r == 0 ? "EOF" : strerror(errno));
- return -1;
+ if (pa_stream_write(i->play_stream, i->buf, r, free, 0, PA_SEEK_RELATIVE) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_write(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ return -1;
+ }
+
+ i->buf = NULL;
+
+ assert(n >= (size_t) r);
+ n -= r;
}
-
- if (pa_stream_write(i->stream, i->buf, r, free, 0, PA_SEEK_RELATIVE) < 0) {
- debug(__FILE__": pa_stream_write(): %s\n", pa_strerror(pa_context_errno(i->context)));
+
+ if (n >= i->fragment_size)
+ i->io_flags |= PA_IO_EVENT_INPUT;
+ else
+ i->io_flags &= ~PA_IO_EVENT_INPUT;
+ }
+
+ if ((i->rec_stream) && (pa_stream_get_state(i->rec_stream) == PA_STREAM_READY)) {
+ n = pa_stream_readable_size(i->rec_stream);
+
+ if (n == (size_t)-1) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_readable_size(): %s\n",
+ pa_strerror(pa_context_errno(i->context)));
return -1;
}
- i->buf = NULL;
+ while (n >= i->fragment_size || force) {
+ ssize_t r;
+ const void *data;
+ const char *buf;
+ size_t len;
+
+ if (pa_stream_peek(i->rec_stream, &data, &len) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_peek(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ return -1;
+ }
+
+ if (!data)
+ break;
+
+ buf = (const char*)data + i->rec_offset;
- assert(n >= (size_t) r);
- n -= r;
+ if ((r = write(i->thread_fd, buf, len - i->rec_offset)) <= 0) {
+
+ if (errno == EAGAIN)
+ break;
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": write(): %s\n", strerror(errno));
+ return -1;
+ }
+
+ assert((size_t)r <= len - i->rec_offset);
+ i->rec_offset += r;
+
+ if (i->rec_offset == len) {
+ if (pa_stream_drop(i->rec_stream) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_drop(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ return -1;
+ }
+ i->rec_offset = 0;
+ }
+
+ assert(n >= (size_t) r);
+ n -= r;
+ }
+
+ if (n >= i->fragment_size)
+ i->io_flags |= PA_IO_EVENT_OUTPUT;
+ else
+ i->io_flags &= ~PA_IO_EVENT_OUTPUT;
}
if (i->io_event) {
pa_mainloop_api *api;
+
api = pa_threaded_mainloop_get_api(i->mainloop);
- api->io_enable(i->io_event, n >= i->fragment_size ? PA_IO_EVENT_INPUT : 0);
+ api->io_enable(i->io_event, i->io_flags);
}
return 0;
switch (pa_stream_get_state(s)) {
case PA_STREAM_READY:
- debug(__FILE__": stream established.\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": stream established.\n");
break;
-
+
case PA_STREAM_FAILED:
- debug(__FILE__": pa_stream_connect_playback() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+ if (s == i->play_stream) {
+ debug(DEBUG_LEVEL_NORMAL,
+ __FILE__": pa_stream_connect_playback() failed: %s\n",
+ pa_strerror(pa_context_errno(i->context)));
+ pa_stream_unref(i->play_stream);
+ i->play_stream = NULL;
+ } else if (s == i->rec_stream) {
+ debug(DEBUG_LEVEL_NORMAL,
+ __FILE__": pa_stream_connect_record() failed: %s\n",
+ pa_strerror(pa_context_errno(i->context)));
+ pa_stream_unref(i->rec_stream);
+ i->rec_stream = NULL;
+ }
fd_info_shutdown(i);
break;
}
}
-static int create_stream(fd_info *i) {
+static int create_playback_stream(fd_info *i) {
pa_buffer_attr attr;
- int n;
-
+ int n, flags;
+
assert(i);
fix_metrics(i);
- if (!(i->stream = pa_stream_new(i->context, "Audio Stream", &i->sample_spec, NULL))) {
- debug(__FILE__": pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+ if (!(i->play_stream = pa_stream_new(i->context, stream_name(), &i->sample_spec, NULL))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
- pa_stream_set_state_callback(i->stream, stream_state_cb, i);
- pa_stream_set_write_callback(i->stream, stream_request_cb, i);
- pa_stream_set_latency_update_callback(i->stream, stream_latency_update_cb, i);
+ pa_stream_set_state_callback(i->play_stream, stream_state_cb, i);
+ pa_stream_set_write_callback(i->play_stream, stream_request_cb, i);
+ pa_stream_set_latency_update_callback(i->play_stream, stream_latency_update_cb, i);
memset(&attr, 0, sizeof(attr));
attr.maxlength = i->fragment_size * (i->n_fragments+1);
attr.tlength = i->fragment_size * i->n_fragments;
attr.prebuf = i->fragment_size;
attr.minreq = i->fragment_size;
-
- if (pa_stream_connect_playback(i->stream, NULL, &attr, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE, NULL, NULL) < 0) {
- debug(__FILE__": pa_stream_connect_playback() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+
+ flags = PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE;
+ if (i->play_precork) {
+ flags |= PA_STREAM_START_CORKED;
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": creating stream corked\n");
+ }
+ if (pa_stream_connect_playback(i->play_stream, NULL, &attr, flags, NULL, NULL) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_connect_playback() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
setsockopt(i->app_fd, SOL_SOCKET, SO_SNDBUF, &n, sizeof(n));
n = i->fragment_size;
setsockopt(i->thread_fd, SOL_SOCKET, SO_RCVBUF, &n, sizeof(n));
-
+
+ return 0;
+
+fail:
+ return -1;
+}
+
+static int create_record_stream(fd_info *i) {
+ pa_buffer_attr attr;
+ int n, flags;
+
+ assert(i);
+
+ fix_metrics(i);
+
+ if (!(i->rec_stream = pa_stream_new(i->context, stream_name(), &i->sample_spec, NULL))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+ goto fail;
+ }
+
+ pa_stream_set_state_callback(i->rec_stream, stream_state_cb, i);
+ pa_stream_set_read_callback(i->rec_stream, stream_request_cb, i);
+ pa_stream_set_latency_update_callback(i->rec_stream, stream_latency_update_cb, i);
+
+ memset(&attr, 0, sizeof(attr));
+ attr.maxlength = i->fragment_size * (i->n_fragments+1);
+ attr.fragsize = i->fragment_size;
+
+ flags = PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE;
+ if (i->rec_precork) {
+ flags |= PA_STREAM_START_CORKED;
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": creating stream corked\n");
+ }
+ if (pa_stream_connect_record(i->rec_stream, NULL, &attr, flags) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_connect_record() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+ goto fail;
+ }
+
+ n = i->fragment_size;
+ setsockopt(i->app_fd, SOL_SOCKET, SO_RCVBUF, &n, sizeof(n));
+ n = i->fragment_size;
+ setsockopt(i->thread_fd, SOL_SOCKET, SO_SNDBUF, &n, sizeof(n));
+
return 0;
fail:
return -1;
}
-static void free_stream(fd_info *i) {
+static void free_streams(fd_info *i) {
assert(i);
- if (i->stream) {
- pa_stream_disconnect(i->stream);
- pa_stream_unref(i->stream);
- i->stream = NULL;
+ if (i->play_stream) {
+ pa_stream_disconnect(i->play_stream);
+ pa_stream_unref(i->play_stream);
+ i->play_stream = NULL;
+ i->io_flags |= PA_IO_EVENT_INPUT;
+ }
+
+ if (i->rec_stream) {
+ pa_stream_disconnect(i->rec_stream);
+ pa_stream_unref(i->rec_stream);
+ i->rec_stream = NULL;
+ i->io_flags |= PA_IO_EVENT_OUTPUT;
+ }
+
+ if (i->io_event) {
+ pa_mainloop_api *api;
+
+ api = pa_threaded_mainloop_get_api(i->mainloop);
+ api->io_enable(i->io_event, i->io_flags);
}
}
fd_info *i = userdata;
pa_threaded_mainloop_signal(i->mainloop, 0);
-
- if (flags & PA_IO_EVENT_INPUT) {
- if (!i->stream) {
- api->io_enable(e, 0);
+ if (flags & PA_IO_EVENT_INPUT) {
- if (create_stream(i) < 0)
+ if (!i->play_stream) {
+ if (create_playback_stream(i) < 0)
+ goto fail;
+ } else {
+ if (fd_info_copy_data(i, 0) < 0)
goto fail;
+ }
+
+ } else if (flags & PA_IO_EVENT_OUTPUT) {
+ if (!i->rec_stream) {
+ if (create_record_stream(i) < 0)
+ goto fail;
} else {
if (fd_info_copy_data(i, 0) < 0)
goto fail;
}
-
+
} else if (flags & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR))
goto fail;
return;
-
+
fail:
/* We can't do anything better than removing the event source */
fd_info_shutdown(i);
int ret;
int f;
- if ((flags != O_WRONLY) && (flags != (O_WRONLY|O_NONBLOCK))) {
- *_errno = EACCES;
- return -1;
- }
-
- if (!(i = fd_info_new(FD_INFO_PLAYBACK, _errno)))
- return -1;
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": dsp_open()\n");
- shutdown(i->thread_fd, SHUT_WR);
- shutdown(i->app_fd, SHUT_RD);
+ if (!(i = fd_info_new(FD_INFO_STREAM, _errno)))
+ return -1;
if ((flags & O_NONBLOCK) == O_NONBLOCK) {
if ((f = fcntl(i->app_fd, F_GETFL)) >= 0)
pa_threaded_mainloop_lock(i->mainloop);
api = pa_threaded_mainloop_get_api(i->mainloop);
- if (!(i->io_event = api->io_new(api, i->thread_fd, PA_IO_EVENT_INPUT, io_event_cb, i)))
+
+ switch (flags & O_ACCMODE) {
+ case O_RDONLY:
+ i->io_flags = PA_IO_EVENT_OUTPUT;
+ shutdown(i->thread_fd, SHUT_RD);
+ shutdown(i->app_fd, SHUT_WR);
+ break;
+ case O_WRONLY:
+ i->io_flags = PA_IO_EVENT_INPUT;
+ shutdown(i->thread_fd, SHUT_WR);
+ shutdown(i->app_fd, SHUT_RD);
+ break;
+ case O_RDWR:
+ i->io_flags = PA_IO_EVENT_INPUT | PA_IO_EVENT_OUTPUT;
+ break;
+ default:
+ return -1;
+ }
+
+ if (!(i->io_event = api->io_new(api, i->thread_fd, i->io_flags, io_event_cb, i)))
goto fail;
-
+
pa_threaded_mainloop_unlock(i->mainloop);
- debug(__FILE__": dsp_open() succeeded, fd=%i\n", i->app_fd);
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": dsp_open() succeeded, fd=%i\n", i->app_fd);
fd_info_add_to_list(i);
ret = i->app_fd;
fd_info_unref(i);
-
+
return ret;
fail:
if (i)
fd_info_unref(i);
-
+
*_errno = EIO;
- debug(__FILE__": dsp_open() failed\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": dsp_open() failed\n");
return -1;
}
if (eol)
return;
- if (!pa_cvolume_equal(&i->volume, &si->volume))
+ if (!pa_cvolume_equal(&i->sink_volume, &si->volume))
i->volume_modify_count++;
-
- i->volume = si->volume;
+
+ i->sink_volume = si->volume;
i->sink_index = si->index;
i->operation_success = 1;
pa_threaded_mainloop_signal(i->mainloop, 0);
}
+static void source_info_cb(pa_context *context, const pa_source_info *si, int eol, void *userdata) {
+ fd_info *i = userdata;
+
+ if (!si && eol < 0) {
+ i->operation_success = 0;
+ pa_threaded_mainloop_signal(i->mainloop, 0);
+ return;
+ }
+
+ if (eol)
+ return;
+
+ if (!pa_cvolume_equal(&i->source_volume, &si->volume))
+ i->volume_modify_count++;
+
+ i->source_volume = si->volume;
+ i->source_index = si->index;
+
+ i->operation_success = 1;
+ pa_threaded_mainloop_signal(i->mainloop, 0);
+}
+
static void subscribe_cb(pa_context *context, pa_subscription_event_type_t t, uint32_t idx, void *userdata) {
fd_info *i = userdata;
pa_operation *o = NULL;
return;
if (!(o = pa_context_get_sink_info_by_index(i->context, i->sink_index, sink_info_cb, i))) {
- debug(__FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
return;
}
static int mixer_open(int flags, int *_errno) {
fd_info *i;
- pa_operation *o;
+ pa_operation *o = NULL;
int ret;
- if (!(i = fd_info_new(FD_INFO_MIXER, _errno)))
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": mixer_open()\n");
+
+ if (!(i = fd_info_new(FD_INFO_MIXER, _errno)))
return -1;
-
+
pa_threaded_mainloop_lock(i->mainloop);
pa_context_set_subscribe_callback(i->context, subscribe_cb, i);
-
- if (!(o = pa_context_subscribe(i->context, PA_SUBSCRIPTION_MASK_SINK, context_success_cb, i))) {
- debug(__FILE__": Failed to subscribe to events: %s", pa_strerror(pa_context_errno(i->context)));
+
+ if (!(o = pa_context_subscribe(i->context, PA_SUBSCRIPTION_MASK_SINK | PA_SUBSCRIPTION_MASK_SOURCE, context_success_cb, i))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to subscribe to events: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
}
CONTEXT_CHECK_DEAD_GOTO(i, fail);
}
+ pa_operation_unref(o);
+ o = NULL;
+
if (!i->operation_success) {
- debug(__FILE__":Failed to subscribe to events: %s", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__":Failed to subscribe to events: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
}
/* Get sink info */
- pa_operation_unref(o);
if (!(o = pa_context_get_sink_info_by_name(i->context, NULL, sink_info_cb, i))) {
- debug(__FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
}
CONTEXT_CHECK_DEAD_GOTO(i, fail);
}
+ pa_operation_unref(o);
+ o = NULL;
+
if (!i->operation_success) {
- debug(__FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
+ *_errno = EIO;
+ goto fail;
+ }
+
+ /* Get source info */
+
+ if (!(o = pa_context_get_source_info_by_name(i->context, NULL, source_info_cb, i))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get source info: %s", pa_strerror(pa_context_errno(i->context)));
+ *_errno = EIO;
+ goto fail;
+ }
+
+ i->operation_success = 0;
+ while (pa_operation_get_state(o) != PA_OPERATION_DONE) {
+ pa_threaded_mainloop_wait(i->mainloop);
+ CONTEXT_CHECK_DEAD_GOTO(i, fail);
+ }
+
+ pa_operation_unref(o);
+ o = NULL;
+
+ if (!i->operation_success) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get source info: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
}
pa_threaded_mainloop_unlock(i->mainloop);
- debug(__FILE__": mixer_open() succeeded, fd=%i\n", i->app_fd);
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": mixer_open() succeeded, fd=%i\n", i->app_fd);
fd_info_add_to_list(i);
ret = i->app_fd;
fd_info_unref(i);
-
+
return ret;
fail:
+ if (o)
+ pa_operation_unref(o);
+
pa_threaded_mainloop_unlock(i->mainloop);
if (i)
fd_info_unref(i);
-
+
*_errno = EIO;
- debug(__FILE__": mixer_open() failed\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": mixer_open() failed\n");
return -1;
}
static int sndstat_open(int flags, int *_errno) {
static const char sndstat[] =
- "Sound Driver:3.8.1a-980706 (Polypaudio Virtual OSS)\n"
+ "Sound Driver:3.8.1a-980706 (PulseAudio Virtual OSS)\n"
"Kernel: POSIX\n"
"Config options: 0\n"
"\n"
"Installed drivers:\n"
- "Type 255: Polypaudio Virtual OSS\n"
+ "Type 255: PulseAudio Virtual OSS\n"
"\n"
"Card config:\n"
- "Polypaudio Virtual OSS\n"
+ "PulseAudio Virtual OSS\n"
"\n"
"Audio devices:\n"
- "0: Polypaudio Virtual OSS\n"
+ "0: PulseAudio Virtual OSS\n"
"\n"
"Synth devices: NOT ENABLED IN CONFIG\n"
"\n"
"Timers:\n"
"\n"
"Mixers:\n"
- "0: Polypaudio Virtual OSS\n";
+ "0: PulseAudio Virtual OSS\n";
char fn[] = "/tmp/padsp-sndstat-XXXXXX";
mode_t u;
int fd = -1;
int e;
- debug(__FILE__": sndstat_open()\n");
-
- if (flags != O_RDONLY && flags != (O_RDONLY|O_LARGEFILE)) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": sndstat_open()\n");
+
+ if (flags != O_RDONLY
+#ifdef O_LARGEFILE
+ && flags != (O_RDONLY|O_LARGEFILE)
+#endif
+ ) {
*_errno = EACCES;
- debug(__FILE__": bad access!\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": bad access!\n");
goto fail;
}
if (fd < 0) {
*_errno = e;
- debug(__FILE__": mkstemp() failed: %s\n", strerror(errno));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": mkstemp() failed: %s\n", strerror(errno));
goto fail;
}
if (write(fd, sndstat, sizeof(sndstat) -1) != sizeof(sndstat)-1) {
*_errno = errno;
- debug(__FILE__": write() failed: %s\n", strerror(errno));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": write() failed: %s\n", strerror(errno));
goto fail;
}
if (lseek(fd, SEEK_SET, 0) < 0) {
*_errno = errno;
- debug(__FILE__": lseek() failed: %s\n", strerror(errno));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": lseek() failed: %s\n", strerror(errno));
goto fail;
}
return -1;
}
-int open(const char *filename, int flags, ...) {
- va_list args;
- mode_t mode = 0;
+static int real_open(const char *filename, int flags, mode_t mode) {
int r, _errno = 0;
- debug(__FILE__": open(%s)\n", filename);
-
- va_start(args, flags);
- if (flags & O_CREAT)
- mode = va_arg(args, mode_t);
- va_end(args);
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": open(%s)\n", filename);
if (!function_enter()) {
LOAD_OPEN_FUNC();
return _open(filename, flags, mode);
}
- if (strcmp(filename, "/dev/dsp") == 0 || strcmp(filename, "/dev/adsp") == 0) {
+ if (dsp_cloak_enable() && (strcmp(filename, "/dev/dsp") == 0 || strcmp(filename, "/dev/adsp") == 0))
r = dsp_open(flags, &_errno);
- } else if (strcmp(filename, "/dev/mixer") == 0) {
+ else if (mixer_cloak_enable() && strcmp(filename, "/dev/mixer") == 0)
r = mixer_open(flags, &_errno);
- } else if (strcmp(filename, "/dev/sndstat") == 0) {
+ else if (sndstat_cloak_enable() && strcmp(filename, "/dev/sndstat") == 0)
r = sndstat_open(flags, &_errno);
- } else {
+ else {
function_exit();
LOAD_OPEN_FUNC();
return _open(filename, flags, mode);
}
function_exit();
-
+
if (_errno)
errno = _errno;
-
+
return r;
}
+int open(const char *filename, int flags, ...) {
+ va_list args;
+ mode_t mode = 0;
+
+ if (flags & O_CREAT) {
+ va_start(args, flags);
+ if (sizeof(mode_t) < sizeof(int))
+ mode = va_arg(args, int);
+ else
+ mode = va_arg(args, mode_t);
+ va_end(args);
+ }
+
+ return real_open(filename, flags, mode);
+}
+
static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno) {
int ret = -1;
-
+
switch (request) {
case SOUND_MIXER_READ_DEVMASK :
- debug(__FILE__": SOUND_MIXER_READ_DEVMASK\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_DEVMASK\n");
- *(int*) argp = SOUND_MASK_PCM;
+ *(int*) argp = SOUND_MASK_PCM | SOUND_MASK_IGAIN;
break;
case SOUND_MIXER_READ_RECMASK :
- debug(__FILE__": SOUND_MIXER_READ_RECMASK\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_RECMASK\n");
- *(int*) argp = 0;
+ *(int*) argp = SOUND_MASK_IGAIN;
break;
-
+
case SOUND_MIXER_READ_STEREODEVS:
- debug(__FILE__": SOUND_MIXER_READ_STEREODEVS\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_STEREODEVS\n");
pa_threaded_mainloop_lock(i->mainloop);
- *(int*) argp = i->volume.channels > 1 ? SOUND_MASK_PCM : 0;
+ *(int*) argp = 0;
+ if (i->sink_volume.channels > 1)
+ *(int*) argp |= SOUND_MASK_PCM;
+ if (i->source_volume.channels > 1)
+ *(int*) argp |= SOUND_MASK_IGAIN;
pa_threaded_mainloop_unlock(i->mainloop);
-
+
break;
case SOUND_MIXER_READ_RECSRC:
- debug(__FILE__": SOUND_MIXER_READ_RECSRC\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_RECSRC\n");
- *(int*) argp = 0;
+ *(int*) argp = SOUND_MASK_IGAIN;
+ break;
+
+ case SOUND_MIXER_WRITE_RECSRC:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_WRITE_RECSRC\n");
break;
-
- case SOUND_MIXER_CAPS:
- debug(__FILE__": SOUND_MIXER_CAPS\n");
+
+ case SOUND_MIXER_READ_CAPS:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_CAPS\n");
*(int*) argp = 0;
break;
-
+
case SOUND_MIXER_READ_PCM:
-
- debug(__FILE__": SOUND_MIXER_READ_PCM\n");
-
+ case SOUND_MIXER_READ_IGAIN: {
+ pa_cvolume *v;
+
+ if (request == SOUND_MIXER_READ_PCM)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_PCM\n");
+ else
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_IGAIN\n");
+
pa_threaded_mainloop_lock(i->mainloop);
+ if (request == SOUND_MIXER_READ_PCM)
+ v = &i->sink_volume;
+ else
+ v = &i->source_volume;
+
*(int*) argp =
- ((i->volume.values[0]*100/PA_VOLUME_NORM) << 8) |
- ((i->volume.values[i->volume.channels > 1 ? 1 : 0]*100/PA_VOLUME_NORM));
-
+ ((v->values[0]*100/PA_VOLUME_NORM)) |
+ ((v->values[v->channels > 1 ? 1 : 0]*100/PA_VOLUME_NORM) << 8);
+
pa_threaded_mainloop_unlock(i->mainloop);
-
+
break;
+ }
+
+ case SOUND_MIXER_WRITE_PCM:
+ case SOUND_MIXER_WRITE_IGAIN: {
+ pa_cvolume v, *pv;
+
+ if (request == SOUND_MIXER_WRITE_PCM)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_WRITE_PCM\n");
+ else
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_WRITE_IGAIN\n");
- case SOUND_MIXER_WRITE_PCM: {
- pa_cvolume v;
-
- debug(__FILE__": SOUND_MIXER_WRITE_PCM\n");
-
pa_threaded_mainloop_lock(i->mainloop);
- v = i->volume;
-
- i->volume.values[0] = ((*(int*) argp >> 8)*PA_VOLUME_NORM)/100;
- i->volume.values[1] = ((*(int*) argp & 0xFF)*PA_VOLUME_NORM)/100;
+ if (request == SOUND_MIXER_WRITE_PCM) {
+ v = i->sink_volume;
+ pv = &i->sink_volume;
+ } else {
+ v = i->source_volume;
+ pv = &i->source_volume;
+ }
+
+ pv->values[0] = ((*(int*) argp & 0xFF)*PA_VOLUME_NORM)/100;
+ pv->values[1] = ((*(int*) argp >> 8)*PA_VOLUME_NORM)/100;
- if (!pa_cvolume_equal(&i->volume, &v)) {
+ if (!pa_cvolume_equal(pv, &v)) {
pa_operation *o;
-
- if (!(o = pa_context_set_sink_volume_by_index(i->context, i->sink_index, &i->volume, NULL, NULL)))
- debug(__FILE__":Failed set volume: %s", pa_strerror(pa_context_errno(i->context)));
+
+ if (request == SOUND_MIXER_WRITE_PCM)
+ o = pa_context_set_sink_volume_by_index(i->context, i->sink_index, pv, context_success_cb, i);
else
+ o = pa_context_set_source_volume_by_index(i->context, i->source_index, pv, context_success_cb, i);
+
+ if (!o)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__":Failed set volume: %s", pa_strerror(pa_context_errno(i->context)));
+ else {
+
+ i->operation_success = 0;
+ while (pa_operation_get_state(o) != PA_OPERATION_DONE) {
+ CONTEXT_CHECK_DEAD_GOTO(i, exit_loop);
+
+ pa_threaded_mainloop_wait(i->mainloop);
+ }
+ exit_loop:
+
+ if (!i->operation_success)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to set volume: %s\n", pa_strerror(pa_context_errno(i->context)));
+
pa_operation_unref(o);
-
+ }
+
/* We don't wait for completion here */
i->volume_modify_count++;
}
-
+
pa_threaded_mainloop_unlock(i->mainloop);
-
+
break;
}
case SOUND_MIXER_INFO: {
mixer_info *mi = argp;
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_INFO\n");
+
memset(mi, 0, sizeof(mixer_info));
- strncpy(mi->id, "POLYPAUDIO", sizeof(mi->id));
- strncpy(mi->name, "Polypaudio Virtual OSS", sizeof(mi->name));
+ strncpy(mi->id, "PULSEAUDIO", sizeof(mi->id));
+ strncpy(mi->name, "PulseAudio Virtual OSS", sizeof(mi->name));
pa_threaded_mainloop_lock(i->mainloop);
mi->modify_counter = i->volume_modify_count;
pa_threaded_mainloop_unlock(i->mainloop);
break;
}
-
+
default:
- debug(__FILE__": unknwon ioctl 0x%08lx\n", request);
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": unknown ioctl 0x%08lx\n", request);
*_errno = EINVAL;
goto fail;
}
ret = 0;
-
+
fail:
-
+
return ret;
}
static int map_format(int *fmt, pa_sample_spec *ss) {
-
+
switch (*fmt) {
case AFMT_MU_LAW:
ss->format = PA_SAMPLE_ULAW;
break;
-
+
case AFMT_A_LAW:
ss->format = PA_SAMPLE_ALAW;
break;
-
+
case AFMT_S8:
*fmt = AFMT_U8;
/* fall through */
case AFMT_U8:
ss->format = PA_SAMPLE_U8;
break;
-
+
case AFMT_U16_BE:
*fmt = AFMT_S16_BE;
/* fall through */
case AFMT_S16_BE:
ss->format = PA_SAMPLE_S16BE;
break;
-
+
case AFMT_U16_LE:
*fmt = AFMT_S16_LE;
/* fall through */
case AFMT_S16_LE:
ss->format = PA_SAMPLE_S16LE;
break;
-
+
default:
ss->format = PA_SAMPLE_S16NE;
*fmt = AFMT_S16_NE;
}
}
-static int dsp_flush_socket(fd_info *i) {
+static int dsp_flush_fd(int fd) {
+#ifdef SIOCINQ
int l;
-
- if (i->thread_fd < 0)
- return -1;
- if (ioctl(i->thread_fd, SIOCINQ, &l) < 0) {
- debug(__FILE__": SIOCINQ: %s\n", strerror(errno));
+ if (ioctl(fd, SIOCINQ, &l) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ: %s\n", strerror(errno));
return -1;
}
size_t k;
k = (size_t) l > sizeof(buf) ? sizeof(buf) : (size_t) l;
- if (read(i->thread_fd, buf, k) < 0)
- debug(__FILE__": read(): %s\n", strerror(errno));
+ if (read(fd, buf, k) < 0)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": read(): %s\n", strerror(errno));
l -= k;
}
+ return 0;
+#else
+# warning "Your platform does not support SIOCINQ, something might not work as intended."
+ return 0;
+#endif
+}
+
+static int dsp_flush_socket(fd_info *i) {
+ int res = 0;
+
+ if ((i->thread_fd < 0) && (i->app_fd < 0))
+ return -1;
+
+ if (i->thread_fd >= 0)
+ res = dsp_flush_fd(i->thread_fd);
+
+ if (res < 0)
+ return res;
+
+ if (i->app_fd >= 0)
+ res = dsp_flush_fd(i->app_fd);
+
+ if (res < 0)
+ return res;
+
return 0;
}
static int dsp_empty_socket(fd_info *i) {
+#ifdef SIOCINQ
int ret = -1;
-
+
/* Empty the socket */
for (;;) {
int l;
-
+
if (i->thread_fd < 0)
break;
-
+
if (ioctl(i->thread_fd, SIOCINQ, &l) < 0) {
- debug(__FILE__": SIOCINQ: %s\n", strerror(errno));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ: %s\n", strerror(errno));
break;
}
ret = 0;
break;
}
-
+
pa_threaded_mainloop_wait(i->mainloop);
}
return ret;
+#else
+# warning "Your platform does not support SIOCINQ, something might not work as intended."
+ return 0;
+#endif
}
static int dsp_drain(fd_info *i) {
if (!i->mainloop)
return 0;
-
- debug(__FILE__": Draining.\n");
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Draining.\n");
pa_threaded_mainloop_lock(i->mainloop);
if (dsp_empty_socket(i) < 0)
goto fail;
-
- if (!i->stream)
+
+ if (!i->play_stream)
goto fail;
- debug(__FILE__": Really draining.\n");
-
- if (!(o = pa_stream_drain(i->stream, stream_success_cb, i))) {
- debug(__FILE__": pa_stream_drain(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Really draining.\n");
+
+ if (!(o = pa_stream_drain(i->play_stream, stream_success_cb, i))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_drain(): %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
i->operation_success = 0;
while (pa_operation_get_state(o) != PA_OPERATION_DONE) {
- STREAM_CHECK_DEAD_GOTO(i, fail);
-
+ PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, fail);
+
pa_threaded_mainloop_wait(i->mainloop);
}
if (!i->operation_success) {
- debug(__FILE__": pa_stream_drain() 2: %s\n", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_drain() 2: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
r = 0;
-
+
fail:
-
+
if (o)
pa_operation_unref(o);
pa_operation *o = NULL;
int r = -1;
- if (!i->stream)
+ if (!i->play_stream)
return 0;
pa_threaded_mainloop_lock(i->mainloop);
if (dsp_empty_socket(i) < 0)
goto fail;
- debug(__FILE__": Triggering.\n");
-
- if (!(o = pa_stream_trigger(i->stream, stream_success_cb, i))) {
- debug(__FILE__": pa_stream_trigger(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": Triggering.\n");
+
+ if (!(o = pa_stream_trigger(i->play_stream, stream_success_cb, i))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_trigger(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ goto fail;
+ }
+
+ i->operation_success = 0;
+ while (!pa_operation_get_state(o) != PA_OPERATION_DONE) {
+ PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, fail);
+
+ pa_threaded_mainloop_wait(i->mainloop);
+ }
+
+ if (!i->operation_success) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_trigger(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ goto fail;
+ }
+
+ r = 0;
+
+fail:
+
+ if (o)
+ pa_operation_unref(o);
+
+ pa_threaded_mainloop_unlock(i->mainloop);
+
+ return 0;
+}
+
+static int dsp_cork(fd_info *i, pa_stream *s, int b) {
+ pa_operation *o = NULL;
+ int r = -1;
+
+ pa_threaded_mainloop_lock(i->mainloop);
+
+ if (!(o = pa_stream_cork(s, b, stream_success_cb, i))) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_cork(): %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
i->operation_success = 0;
while (!pa_operation_get_state(o) != PA_OPERATION_DONE) {
- STREAM_CHECK_DEAD_GOTO(i, fail);
-
+ if (s == i->play_stream)
+ PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, fail);
+ else if (s == i->rec_stream)
+ RECORD_STREAM_CHECK_DEAD_GOTO(i, fail);
+
pa_threaded_mainloop_wait(i->mainloop);
}
if (!i->operation_success) {
- debug(__FILE__": pa_stream_trigger(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_cork(): %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
r = 0;
-
+
fail:
-
+
if (o)
pa_operation_unref(o);
static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno) {
int ret = -1;
-
+
+ if (i->thread_fd == -1) {
+ /*
+ * We've encountered some fatal error and are just waiting
+ * for a close.
+ */
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": got ioctl 0x%08lx in fatal error state\n", request);
+ *_errno = EIO;
+ return -1;
+ }
+
switch (request) {
case SNDCTL_DSP_SETFMT: {
- debug(__FILE__": SNDCTL_DSP_SETFMT: %i\n", *(int*) argp);
-
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SETFMT: %i\n", *(int*) argp);
+
pa_threaded_mainloop_lock(i->mainloop);
if (*(int*) argp == AFMT_QUERY)
*(int*) argp = map_format_back(i->sample_spec.format);
else {
map_format((int*) argp, &i->sample_spec);
- free_stream(i);
+ free_streams(i);
}
pa_threaded_mainloop_unlock(i->mainloop);
break;
}
-
+
case SNDCTL_DSP_SPEED: {
pa_sample_spec ss;
int valid;
char t[256];
-
- debug(__FILE__": SNDCTL_DSP_SPEED: %i\n", *(int*) argp);
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SPEED: %i\n", *(int*) argp);
pa_threaded_mainloop_lock(i->mainloop);
if ((valid = pa_sample_spec_valid(&ss))) {
i->sample_spec = ss;
- free_stream(i);
+ free_streams(i);
}
-
- debug(__FILE__": ss: %s\n", pa_sample_spec_snprint(t, sizeof(t), &i->sample_spec));
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": ss: %s\n", pa_sample_spec_snprint(t, sizeof(t), &i->sample_spec));
pa_threaded_mainloop_unlock(i->mainloop);
break;
}
-
+
case SNDCTL_DSP_STEREO:
- debug(__FILE__": SNDCTL_DSP_STEREO: %i\n", *(int*) argp);
-
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_STEREO: %i\n", *(int*) argp);
+
pa_threaded_mainloop_lock(i->mainloop);
-
+
i->sample_spec.channels = *(int*) argp ? 2 : 1;
- free_stream(i);
-
+ free_streams(i);
+
pa_threaded_mainloop_unlock(i->mainloop);
return 0;
case SNDCTL_DSP_CHANNELS: {
pa_sample_spec ss;
int valid;
-
- debug(__FILE__": SNDCTL_DSP_CHANNELS: %i\n", *(int*) argp);
-
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_CHANNELS: %i\n", *(int*) argp);
+
pa_threaded_mainloop_lock(i->mainloop);
ss = i->sample_spec;
if ((valid = pa_sample_spec_valid(&ss))) {
i->sample_spec = ss;
- free_stream(i);
+ free_streams(i);
}
-
+
pa_threaded_mainloop_unlock(i->mainloop);
if (!valid) {
}
case SNDCTL_DSP_GETBLKSIZE:
- debug(__FILE__": SNDCTL_DSP_GETBLKSIZE\n");
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETBLKSIZE\n");
pa_threaded_mainloop_lock(i->mainloop);
fix_metrics(i);
*(int*) argp = i->fragment_size;
-
+
pa_threaded_mainloop_unlock(i->mainloop);
-
+
break;
case SNDCTL_DSP_SETFRAGMENT:
- debug(__FILE__": SNDCTL_DSP_SETFRAGMENT: 0x%8x\n", *(int*) argp);
-
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SETFRAGMENT: 0x%08x\n", *(int*) argp);
+
pa_threaded_mainloop_lock(i->mainloop);
-
- i->fragment_size = 1 << (*(int*) argp);
+
+ i->fragment_size = 1 << ((*(int*) argp) & 31);
i->n_fragments = (*(int*) argp) >> 16;
-
- free_stream(i);
-
+
+ /* 0x7FFF means that we can set whatever we like */
+ if (i->n_fragments == 0x7FFF)
+ i->n_fragments = 12;
+
+ free_streams(i);
+
pa_threaded_mainloop_unlock(i->mainloop);
-
+
break;
-
+
case SNDCTL_DSP_GETCAPS:
- debug(__FILE__": SNDCTL_DSP_CAPS\n");
-
- *(int*) argp = DSP_CAP_MULTI;
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_CAPS\n");
+
+ *(int*) argp = DSP_CAP_DUPLEX | DSP_CAP_TRIGGER
+#ifdef DSP_CAP_MULTI
+ | DSP_CAP_MULTI
+#endif
+ ;
break;
case SNDCTL_DSP_GETODELAY: {
int l;
-
- debug(__FILE__": SNDCTL_DSP_GETODELAY\n");
-
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETODELAY\n");
+
pa_threaded_mainloop_lock(i->mainloop);
*(int*) argp = 0;
-
+
for (;;) {
pa_usec_t usec;
- STREAM_CHECK_DEAD_GOTO(i, exit_loop);
+ PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, exit_loop);
- if (pa_stream_get_latency(i->stream, &usec, NULL) >= 0) {
+ if (pa_stream_get_latency(i->play_stream, &usec, NULL) >= 0) {
*(int*) argp = pa_usec_to_bytes(usec, &i->sample_spec);
break;
}
if (pa_context_errno(i->context) != PA_ERR_NODATA) {
- debug(__FILE__": pa_stream_get_latency(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_get_latency(): %s\n", pa_strerror(pa_context_errno(i->context)));
break;
}
pa_threaded_mainloop_wait(i->mainloop);
}
-
+
exit_loop:
-
+
+#ifdef SIOCINQ
if (ioctl(i->thread_fd, SIOCINQ, &l) < 0)
- debug(__FILE__": SIOCINQ failed: %s\n", strerror(errno));
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ failed: %s\n", strerror(errno));
else
*(int*) argp += l;
+#else
+# warning "Your platform does not support SIOCINQ, something might not work as intended."
+#endif
pa_threaded_mainloop_unlock(i->mainloop);
- debug(__FILE__": ODELAY: %i\n", *(int*) argp);
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": ODELAY: %i\n", *(int*) argp);
break;
}
-
+
case SNDCTL_DSP_RESET: {
- debug(__FILE__": SNDCTL_DSP_RESET\n");
-
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_RESET\n");
+
pa_threaded_mainloop_lock(i->mainloop);
- free_stream(i);
+ free_streams(i);
dsp_flush_socket(i);
- reset_params(i);
-
+
+ i->optr_n_blocks = 0;
+
pa_threaded_mainloop_unlock(i->mainloop);
break;
}
-
+
case SNDCTL_DSP_GETFMTS: {
- debug(__FILE__": SNDCTL_DSP_GETFMTS\n");
-
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETFMTS\n");
+
*(int*) argp = AFMT_MU_LAW|AFMT_A_LAW|AFMT_U8|AFMT_S16_LE|AFMT_S16_BE;
break;
}
case SNDCTL_DSP_POST:
- debug(__FILE__": SNDCTL_DSP_POST\n");
-
- if (dsp_trigger(i) < 0)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_POST\n");
+
+ if (dsp_trigger(i) < 0)
+ *_errno = EIO;
+ break;
+
+ case SNDCTL_DSP_GETTRIGGER:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETTRIGGER\n");
+
+ *(int*) argp = 0;
+ if (!i->play_precork)
+ *(int*) argp |= PCM_ENABLE_OUTPUT;
+ if (!i->rec_precork)
+ *(int*) argp |= PCM_ENABLE_INPUT;
+
+ break;
+
+ case SNDCTL_DSP_SETTRIGGER:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SETTRIGGER: 0x%08x\n", *(int*) argp);
+
+ if (!i->io_event) {
*_errno = EIO;
+ break;
+ }
+
+ i->play_precork = !((*(int*) argp) & PCM_ENABLE_OUTPUT);
+
+ if (i->play_stream) {
+ if (dsp_cork(i, i->play_stream, !((*(int*) argp) & PCM_ENABLE_OUTPUT)) < 0)
+ *_errno = EIO;
+ if (dsp_trigger(i) < 0)
+ *_errno = EIO;
+ }
+
+ i->rec_precork = !((*(int*) argp) & PCM_ENABLE_INPUT);
+
+ if (i->rec_stream) {
+ if (dsp_cork(i, i->rec_stream, !((*(int*) argp) & PCM_ENABLE_INPUT)) < 0)
+ *_errno = EIO;
+ }
+
break;
- case SNDCTL_DSP_SYNC:
- debug(__FILE__": SNDCTL_DSP_SYNC\n");
-
- if (dsp_drain(i) < 0)
+ case SNDCTL_DSP_SYNC:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SYNC\n");
+
+ if (dsp_drain(i) < 0)
*_errno = EIO;
break;
- case SNDCTL_DSP_GETOSPACE: {
+ case SNDCTL_DSP_GETOSPACE:
+ case SNDCTL_DSP_GETISPACE: {
audio_buf_info *bi = (audio_buf_info*) argp;
- int l;
+ int l = 0;
size_t k = 0;
- debug(__FILE__": SNDCTL_DSP_GETOSPACE\n");
+ if (request == SNDCTL_DSP_GETOSPACE)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETOSPACE\n");
+ else
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETISPACE\n");
pa_threaded_mainloop_lock(i->mainloop);
fix_metrics(i);
-
- if (i->stream) {
- if ((k = pa_stream_writable_size(i->stream)) == (size_t) -1)
- debug(__FILE__": pa_stream_writable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
- } else
- k = i->fragment_size * i->n_fragments;
-
- if (ioctl(i->thread_fd, SIOCINQ, &l) < 0) {
- debug(__FILE__": SIOCINQ failed: %s\n", strerror(errno));
- l = 0;
+
+ if (request == SNDCTL_DSP_GETOSPACE) {
+ if (i->play_stream) {
+ if ((k = pa_stream_writable_size(i->play_stream)) == (size_t) -1)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ } else
+ k = i->fragment_size * i->n_fragments;
+
+#ifdef SIOCINQ
+ if (ioctl(i->thread_fd, SIOCINQ, &l) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ failed: %s\n", strerror(errno));
+ l = 0;
+ }
+#else
+# warning "Your platform does not dsp_flush_fd, something might not work as intended."
+#endif
+
+ bi->bytes = k > (size_t) l ? k - l : 0;
+ } else {
+ if (i->rec_stream) {
+ if ((k = pa_stream_readable_size(i->rec_stream)) == (size_t) -1)
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_readable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ } else
+ k = 0;
+
+#ifdef SIOCINQ
+ if (ioctl(i->app_fd, SIOCINQ, &l) < 0) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ failed: %s\n", strerror(errno));
+ l = 0;
+ }
+#else
+# warning "Your platform does not dsp_flush_fd, something might not work as intended."
+#endif
+ bi->bytes = k + l;
}
bi->fragsize = i->fragment_size;
bi->fragstotal = i->n_fragments;
- bi->bytes = k > (size_t) l ? k - l : 0;
bi->fragments = bi->bytes / bi->fragsize;
pa_threaded_mainloop_unlock(i->mainloop);
- debug(__FILE__": fragsize=%i, fragstotal=%i, bytes=%i, fragments=%i\n", bi->fragsize, bi->fragstotal, bi->bytes, bi->fragments);
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": fragsize=%i, fragstotal=%i, bytes=%i, fragments=%i\n", bi->fragsize, bi->fragstotal, bi->bytes, bi->fragments);
+
+ break;
+ }
+
+ case SOUND_PCM_READ_RATE:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_PCM_READ_RATE\n");
+
+ pa_threaded_mainloop_lock(i->mainloop);
+ *(int*) argp = i->sample_spec.rate;
+ pa_threaded_mainloop_unlock(i->mainloop);
+ break;
+
+ case SOUND_PCM_READ_CHANNELS:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_PCM_READ_CHANNELS\n");
+
+ pa_threaded_mainloop_lock(i->mainloop);
+ *(int*) argp = i->sample_spec.channels;
+ pa_threaded_mainloop_unlock(i->mainloop);
+ break;
+
+ case SOUND_PCM_READ_BITS:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_PCM_READ_BITS\n");
+
+ pa_threaded_mainloop_lock(i->mainloop);
+ *(int*) argp = pa_sample_size(&i->sample_spec)*8;
+ pa_threaded_mainloop_unlock(i->mainloop);
+ break;
+
+ case SNDCTL_DSP_GETOPTR: {
+ count_info *info;
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETOPTR\n");
+
+ info = (count_info*) argp;
+ memset(info, 0, sizeof(*info));
+
+ pa_threaded_mainloop_lock(i->mainloop);
+
+ for (;;) {
+ pa_usec_t usec;
+
+ PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, exit_loop);
+
+ if (pa_stream_get_time(i->play_stream, &usec) >= 0) {
+ size_t k = pa_usec_to_bytes(usec, &i->sample_spec);
+ int m;
+
+ info->bytes = (int) k;
+ m = k / i->fragment_size;
+ info->blocks = m - i->optr_n_blocks;
+ i->optr_n_blocks = m;
+
+ break;
+ }
+
+ if (pa_context_errno(i->context) != PA_ERR_NODATA) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_get_latency(): %s\n", pa_strerror(pa_context_errno(i->context)));
+ break;
+ }
+
+ pa_threaded_mainloop_wait(i->mainloop);
+ }
+
+ pa_threaded_mainloop_unlock(i->mainloop);
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": GETOPTR bytes=%i, blocks=%i, ptr=%i\n", info->bytes, info->blocks, info->ptr);
break;
}
-
+
+ case SNDCTL_DSP_GETIPTR:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": invalid ioctl SNDCTL_DSP_GETIPTR\n");
+ goto inval;
+
+ case SNDCTL_DSP_SETDUPLEX:
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SETDUPLEX\n");
+ /* this is a no-op */
+ break;
+
default:
- debug(__FILE__": unknwon ioctl 0x%08lx\n", request);
+ /* Mixer ioctls are valid on /dev/dsp aswell */
+ return mixer_ioctl(i, request, argp, _errno);
+inval:
*_errno = EINVAL;
goto fail;
}
ret = 0;
-
+
fail:
-
+
return ret;
}
void *argp;
int r, _errno = 0;
- debug(__FILE__": ioctl()\n");
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": ioctl()\n");
va_start(args, request);
argp = va_arg(args, void *);
r = mixer_ioctl(i, request, argp, &_errno);
else
r = dsp_ioctl(i, request, argp, &_errno);
-
+
fd_info_unref(i);
if (_errno)
errno = _errno;
function_exit();
-
+
return r;
}
int close(int fd) {
fd_info *i;
- debug(__FILE__": close()\n");
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": close()\n");
if (!function_enter()) {
LOAD_CLOSE_FUNC();
fd_info_remove_from_list(i);
fd_info_unref(i);
-
+
function_exit();
return 0;
}
+int access(const char *pathname, int mode) {
+
+ if (!pathname) {
+ /* Firefox needs this. See #27 */
+ errno = EFAULT;
+ return -1;
+ }
+
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": access(%s)\n", pathname);
+
+ if (strcmp(pathname, "/dev/dsp") != 0 &&
+ strcmp(pathname, "/dev/adsp") != 0 &&
+ strcmp(pathname, "/dev/sndstat") != 0 &&
+ strcmp(pathname, "/dev/mixer") != 0) {
+ LOAD_ACCESS_FUNC();
+ return _access(pathname, mode);
+ }
+
+ if (mode & (W_OK | X_OK)) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": access(%s, %x) = EACCESS\n", pathname, mode);
+ errno = EACCES;
+ return -1;
+ }
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": access(%s, %x) = OK\n", pathname, mode);
+
+ return 0;
+}
+
+int stat(const char *pathname, struct stat *buf) {
+#ifdef HAVE_OPEN64
+ struct stat64 parent;
+#else
+ struct stat parent;
+#endif
+ int ret;
+
+ if (!pathname || !buf) {
+ errno = EFAULT;
+ return -1;
+ }
+
+ if (strcmp(pathname, "/dev/dsp") != 0 &&
+ strcmp(pathname, "/dev/adsp") != 0 &&
+ strcmp(pathname, "/dev/sndstat") != 0 &&
+ strcmp(pathname, "/dev/mixer") != 0) {
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": stat(%s)\n", pathname);
+ LOAD_STAT_FUNC();
+ return _stat(pathname, buf);
+ }
+
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": stat(%s)\n", pathname);
+
+#ifdef _STAT_VER
+#ifdef HAVE_OPEN64
+ ret = __xstat64(_STAT_VER, "/dev", &parent);
+#else
+ ret = __xstat(_STAT_VER, "/dev", &parent);
+#endif
+#else
+#ifdef HAVE_OPEN64
+ ret = stat64("/dev", &parent);
+#else
+ ret = stat("/dev", &parent);
+#endif
+#endif
+
+ if (ret) {
+ debug(DEBUG_LEVEL_NORMAL, __FILE__": unable to stat \"/dev\"\n");
+ return -1;
+ }
+
+ buf->st_dev = parent.st_dev;
+ buf->st_ino = 0xDEADBEEF; /* FIXME: Can we do this in a safe way? */
+ buf->st_mode = S_IFCHR | S_IRUSR | S_IWUSR;
+ buf->st_nlink = 1;
+ buf->st_uid = getuid();
+ buf->st_gid = getgid();
+ buf->st_rdev = 0x0E03; /* FIXME: Linux specific */
+ buf->st_size = 0;
+ buf->st_atime = 1181557705;
+ buf->st_mtime = 1181557705;
+ buf->st_ctime = 1181557705;
+ buf->st_blksize = 1;
+ buf->st_blocks = 0;
+
+ return 0;
+}
+
+#ifdef HAVE_OPEN64
+
+int stat64(const char *pathname, struct stat64 *buf) {
+ struct stat oldbuf;
+ int ret;
+
+ if (!pathname || !buf) {
+ errno = EFAULT;
+ return -1;
+ }
+
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": stat64(%s)\n", pathname);
+
+ if (strcmp(pathname, "/dev/dsp") != 0 &&
+ strcmp(pathname, "/dev/adsp") != 0 &&
+ strcmp(pathname, "/dev/sndstat") != 0 &&
+ strcmp(pathname, "/dev/mixer") != 0) {
+ LOAD_STAT64_FUNC();
+ return _stat64(pathname, buf);
+ }
+
+ ret = stat(pathname, &oldbuf);
+ if (ret)
+ return ret;
+
+ buf->st_dev = oldbuf.st_dev;
+ buf->st_ino = oldbuf.st_ino;
+ buf->st_mode = oldbuf.st_mode;
+ buf->st_nlink = oldbuf.st_nlink;
+ buf->st_uid = oldbuf.st_uid;
+ buf->st_gid = oldbuf.st_gid;
+ buf->st_rdev = oldbuf.st_rdev;
+ buf->st_size = oldbuf.st_size;
+ buf->st_atime = oldbuf.st_atime;
+ buf->st_mtime = oldbuf.st_mtime;
+ buf->st_ctime = oldbuf.st_ctime;
+ buf->st_blksize = oldbuf.st_blksize;
+ buf->st_blocks = oldbuf.st_blocks;
+
+ return 0;
+}
+
int open64(const char *filename, int flags, ...) {
va_list args;
mode_t mode = 0;
- debug(__FILE__": open64(%s)\n", filename);
-
- va_start(args, flags);
- if (flags & O_CREAT)
- mode = va_arg(args, mode_t);
- va_end(args);
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": open64(%s)\n", filename);
+
+ if (flags & O_CREAT) {
+ va_start(args, flags);
+ if (sizeof(mode_t) < sizeof(int))
+ mode = va_arg(args, int);
+ else
+ mode = va_arg(args, mode_t);
+ va_end(args);
+ }
if (strcmp(filename, "/dev/dsp") != 0 &&
strcmp(filename, "/dev/adsp") != 0 &&
return _open64(filename, flags, mode);
}
- return open(filename, flags, mode);
+ return real_open(filename, flags, mode);
}
+#endif
+
+#ifdef _STAT_VER
+
+int __xstat(int ver, const char *pathname, struct stat *buf) {
+ if (!pathname || !buf) {
+ errno = EFAULT;
+ return -1;
+ }
+
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": __xstat(%s)\n", pathname);
+
+ if (strcmp(pathname, "/dev/dsp") != 0 &&
+ strcmp(pathname, "/dev/adsp") != 0 &&
+ strcmp(pathname, "/dev/sndstat") != 0 &&
+ strcmp(pathname, "/dev/mixer") != 0) {
+ LOAD_XSTAT_FUNC();
+ return ___xstat(ver, pathname, buf);
+ }
+
+ if (ver != _STAT_VER) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ return stat(pathname, buf);
+}
+
+#ifdef HAVE_OPEN64
+
+int __xstat64(int ver, const char *pathname, struct stat64 *buf) {
+ if (!pathname || !buf) {
+ errno = EFAULT;
+ return -1;
+ }
+
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": __xstat64(%s)\n", pathname);
+
+ if (strcmp(pathname, "/dev/dsp") != 0 &&
+ strcmp(pathname, "/dev/adsp") != 0 &&
+ strcmp(pathname, "/dev/sndstat") != 0 &&
+ strcmp(pathname, "/dev/mixer") != 0) {
+ LOAD_XSTAT64_FUNC();
+ return ___xstat64(ver, pathname, buf);
+ }
+
+ if (ver != _STAT_VER) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ return stat64(pathname, buf);
+}
+
+#endif
+
+#endif
+
FILE* fopen(const char *filename, const char *mode) {
FILE *f = NULL;
int fd;
mode_t m;
-
- debug(__FILE__": fopen(%s)\n", filename);
- if (strcmp(filename, "/dev/dsp") == 0 ||
- strcmp(filename, "/dev/adsp") == 0) {
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": fopen(%s)\n", filename);
- if (strcmp(mode, "wb") != 0) {
- errno = EACCES;
- return NULL;
- }
+ if (strcmp(filename, "/dev/dsp") != 0 &&
+ strcmp(filename, "/dev/adsp") != 0 &&
+ strcmp(filename, "/dev/sndstat") != 0 &&
+ strcmp(filename, "/dev/mixer") != 0) {
+ LOAD_FOPEN_FUNC();
+ return _fopen(filename, mode);
+ }
+ switch (mode[0]) {
+ case 'r':
+ m = O_RDONLY;
+ break;
+ case 'w':
+ case 'a':
m = O_WRONLY;
- } else if (strcmp(filename, "/dev/sndstat") == 0) {
-
- if (strcmp(mode, "r") != 0) {
- errno = EACCES;
- return NULL;
- }
+ break;
+ default:
+ errno = EINVAL;
+ return NULL;
+ }
- m = O_RDONLY;
- } else if (strcmp(filename, "/dev/mixer") != 0)
+ if ((((mode[1] == 'b') || (mode[1] == 't')) && (mode[2] == '+')) || (mode[1] == '+'))
m = O_RDWR;
- else {
- LOAD_FOPEN_FUNC();
- return _fopen(filename, mode);
- }
- if ((fd = open(filename, m)) < 0)
+ if ((fd = real_open(filename, m, 0)) < 0)
return NULL;
if (!(f = fdopen(fd, mode))) {
close(fd);
return NULL;
}
-
+
return f;
}
+#ifdef HAVE_OPEN64
+
FILE *fopen64(const char *filename, const char *mode) {
- debug(__FILE__": fopen64(%s)\n", filename);
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": fopen64(%s)\n", filename);
if (strcmp(filename, "/dev/dsp") != 0 &&
strcmp(filename, "/dev/adsp") != 0 &&
return fopen(filename, mode);
}
+#endif
+
int fclose(FILE *f) {
fd_info *i;
- debug(__FILE__": fclose()\n");
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": fclose()\n");
if (!function_enter()) {
LOAD_FCLOSE_FUNC();
/* Dirty trick to avoid that the fd is not freed twice, once by us
* and once by the real fclose() */
i->app_fd = -1;
-
+
fd_info_unref(i);
-
+
function_exit();
LOAD_FCLOSE_FUNC();