X-Git-Url: https://code.delx.au/pulseaudio/blobdiff_plain/6ca819354cabdaeda0b122535a50fa49924d8d2d..54afcf25980662d3033328705ec481c62b223e56:/src/utils/padsp.c?ds=sidebyside

diff --git a/src/utils/padsp.c b/src/utils/padsp.c
index 5d96a984..2e6e5575 100644
--- a/src/utils/padsp.c
+++ b/src/utils/padsp.c
@@ -1,18 +1,19 @@
-/* $Id$ */
-
 /***
   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.
- 
+
   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 PulseAudio; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
@@ -50,14 +51,18 @@
 #endif
 
 #include <pulse/pulseaudio.h>
+#include <pulse/gccmacro.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
 
+/* make sure gcc doesn't redefine open and friends as macros */
+#undef open
+#undef open64
+
 typedef enum {
     FD_INFO_MIXER,
     FD_INFO_STREAM,
@@ -69,7 +74,7 @@ struct fd_info {
     pthread_mutex_t mutex;
     int ref;
     int unusable;
-    
+
     fd_info_type_t type;
     int app_fd, thread_fd;
 
@@ -81,6 +86,8 @@ struct fd_info {
     pa_context *context;
     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;
@@ -95,7 +102,7 @@ struct fd_info {
     int volume_modify_count;
 
     int optr_n_blocks;
-    
+
     PA_LLIST_FIELDS(fd_info);
 };
 
@@ -111,9 +118,17 @@ static int (*_ioctl)(int, int, void*) = NULL;
 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;
@@ -165,6 +180,38 @@ do { \
     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)
+
 #define LOAD_FOPEN_FUNC() \
 do { \
     pthread_mutex_lock(&func_mutex); \
@@ -191,32 +238,32 @@ do { \
 
 #define CONTEXT_CHECK_DEAD_GOTO(i, label) do { \
 if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY) { \
-    debug(DEBUG_LEVEL_NORMAL, __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);
+} 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", (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);
+} while(0)
 
 #define RECORD_STREAM_CHECK_DEAD_GOTO(i, label) do { \
 if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY || \
     !(i)->rec_stream || pa_stream_get_state((i)->rec_stream) != PA_STREAM_READY) { \
-    debug(DEBUG_LEVEL_NORMAL, __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);
+} while(0)
 
 static void debug(int level, const char *format, ...) PA_GCC_PRINTF_ATTR(2,3);
 
-#define DEBUG_LEVEL_ALWAYS		0
-#define DEBUG_LEVEL_NORMAL		1
-#define DEBUG_LEVEL_VERBOSE		2
+#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;
@@ -248,26 +295,25 @@ static int padsp_disabled(void) {
      * -> 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"))
+
+    if (getenv("PADSP_NO_DSP") || getenv("PULSE_INTERNAL"))
         return 0;
 
     return 1;
@@ -277,7 +323,7 @@ static int sndstat_cloak_enable(void) {
     if (padsp_disabled() & 2)
         return 0;
 
-    if (getenv("PADSP_NO_SNDSTAT"))
+    if (getenv("PADSP_NO_SNDSTAT") || getenv("PULSE_INTERNAL"))
         return 0;
 
     return 1;
@@ -287,7 +333,7 @@ static int mixer_cloak_enable(void) {
     if (padsp_disabled() & 4)
         return 0;
 
-    if (getenv("PADSP_NO_MIXER"))
+    if (getenv("PADSP_NO_MIXER") || getenv("PULSE_INTERNAL"))
         return 0;
 
     return 1;
@@ -302,7 +348,7 @@ static int function_enter(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;
 
@@ -320,10 +366,10 @@ static void fd_info_free(fd_info *i) {
     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->play_stream) {
         pa_stream_disconnect(i->play_stream);
         pa_stream_unref(i->play_stream);
@@ -338,7 +384,7 @@ static void fd_info_free(fd_info *i) {
         pa_context_disconnect(i->context);
         pa_context_unref(i->context);
     }
-    
+
     if (i->mainloop)
         pa_threaded_mainloop_free(i->mainloop);
 
@@ -360,7 +406,7 @@ static void fd_info_free(fd_info *i) {
 
 static fd_info *fd_info_ref(fd_info *i) {
     assert(i);
-    
+
     pthread_mutex_lock(&i->mutex);
     assert(i->ref >= 1);
     i->ref++;
@@ -376,7 +422,7 @@ static void fd_info_unref(fd_info *i) {
     pthread_mutex_lock(&i->mutex);
     assert(i->ref >= 1);
     r = --i->ref;
-	debug(DEBUG_LEVEL_VERBOSE, __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)
@@ -404,7 +450,7 @@ static void context_state_cb(pa_context *c, void *userdata) {
 
 static void reset_params(fd_info *i) {
     assert(i);
-    
+
     i->sample_spec.format = PA_SAMPLE_U8;
     i->sample_spec.channels = 1;
     i->sample_spec.rate = 8000;
@@ -418,7 +464,7 @@ static const char *client_name(char *buf, size_t n) {
 
     if ((e = getenv("PADSP_CLIENT_NAME")))
         return e;
-    
+
     if (pa_get_binary_name(p, sizeof(p)))
         snprintf(buf, n, "OSS Emulation[%s]", p);
     else
@@ -440,7 +486,7 @@ static void atfork_prepare(void) {
     fd_info *i;
 
     debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_prepare() enter\n");
-    
+
     function_enter();
 
     pthread_mutex_lock(&fd_infos_mutex);
@@ -452,13 +498,12 @@ static void atfork_prepare(void) {
 
     pthread_mutex_lock(&func_mutex);
 
-    
     debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_prepare() exit\n");
 }
 
 static void atfork_parent(void) {
     fd_info *i;
-    
+
     debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_parent() enter\n");
 
     pthread_mutex_unlock(&func_mutex);
@@ -471,19 +516,19 @@ static void atfork_parent(void) {
     pthread_mutex_unlock(&fd_infos_mutex);
 
     function_exit();
-    
+
     debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_parent() exit\n");
 }
 
 static void atfork_child(void) {
     fd_info *i;
-    
+
     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);
 
@@ -504,12 +549,14 @@ static void atfork_child(void) {
         }
 
         if (i->app_fd >= 0) {
-            close(i->app_fd);
+            LOAD_CLOSE_FUNC();
+            _close(i->app_fd);
             i->app_fd = -1;
         }
 
         if (i->thread_fd >= 0) {
-            close(i->thread_fd);
+            LOAD_CLOSE_FUNC();
+            _close(i->thread_fd);
             i->thread_fd = -1;
         }
 
@@ -556,7 +603,7 @@ static fd_info* fd_info_new(fd_info_type_t type, int *_errno) {
     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;
@@ -569,6 +616,8 @@ static fd_info* fd_info_new(fd_info_type_t type, int *_errno) {
     i->context = 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);
@@ -638,12 +687,12 @@ static fd_info* fd_info_new(fd_info_type_t type, int *_errno) {
 unlock_and_fail:
 
     pa_threaded_mainloop_unlock(i->mainloop);
-    
+
 fail:
 
     if (i)
         fd_info_unref(i);
-    
+
     return NULL;
 }
 
@@ -671,7 +720,7 @@ static fd_info* fd_info_find(int fd) {
     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);
@@ -679,7 +728,7 @@ static fd_info* fd_info_find(int fd) {
         }
 
     pthread_mutex_unlock(&fd_infos_mutex);
-    
+
     return i;
 }
 
@@ -700,7 +749,7 @@ static void fix_metrics(fd_info *i) {
     /* 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;
+            i->n_fragments = (unsigned) (pa_bytes_per_second(&i->sample_spec) / 2 / i->fragment_size);
             if (i->n_fragments < 2)
                 i->n_fragments = 2;
         } else
@@ -816,7 +865,7 @@ static int fd_info_copy_data(fd_info *i, int force) {
                 return -1;
             }
 
-            if (pa_stream_write(i->play_stream, i->buf, r, free, 0, PA_SEEK_RELATIVE) < 0) {
+            if (pa_stream_write(i->play_stream, i->buf, (size_t) r, free, 0LL, PA_SEEK_RELATIVE) < 0) {
                 debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_write(): %s\n", pa_strerror(pa_context_errno(i->context)));
                 return -1;
             }
@@ -824,7 +873,7 @@ static int fd_info_copy_data(fd_info *i, int force) {
             i->buf = NULL;
 
             assert(n >= (size_t) r);
-            n -= r;
+            n -= (size_t) r;
         }
 
         if (n >= i->fragment_size)
@@ -868,7 +917,7 @@ static int fd_info_copy_data(fd_info *i, int force) {
             }
 
             assert((size_t)r <= len - i->rec_offset);
-            i->rec_offset += r;
+            i->rec_offset += (size_t) r;
 
             if (i->rec_offset == len) {
                 if (pa_stream_drop(i->rec_stream) < 0) {
@@ -879,7 +928,7 @@ static int fd_info_copy_data(fd_info *i, int force) {
             }
 
             assert(n >= (size_t) r);
-            n -= r;
+            n -= (size_t) r;
         }
 
         if (n >= i->fragment_size)
@@ -895,6 +944,10 @@ static int fd_info_copy_data(fd_info *i, int force) {
         api->io_enable(i->io_event, i->io_flags);
     }
 
+    /* So, we emptied the socket now, let's tell dsp_empty_socket()
+     * about this */
+    pa_threaded_mainloop_signal(i->mainloop, 0);
+
     return 0;
 }
 
@@ -907,9 +960,21 @@ static void stream_state_cb(pa_stream *s, void * userdata) {
         case PA_STREAM_READY:
             debug(DEBUG_LEVEL_NORMAL, __FILE__": stream established.\n");
             break;
-            
+
         case PA_STREAM_FAILED:
-            debug(DEBUG_LEVEL_NORMAL, __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;
 
@@ -922,8 +987,8 @@ static void stream_state_cb(pa_stream *s, void * userdata) {
 
 static int create_playback_stream(fd_info *i) {
     pa_buffer_attr attr;
-    int n;
-    
+    int n, flags;
+
     assert(i);
 
     fix_metrics(i);
@@ -938,21 +1003,26 @@ static int create_playback_stream(fd_info *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->play_stream, NULL, &attr, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE, NULL, NULL) < 0) {
+    attr.maxlength = (uint32_t) (i->fragment_size * (i->n_fragments+1));
+    attr.tlength = (uint32_t) (i->fragment_size * i->n_fragments);
+    attr.prebuf = (uint32_t) i->fragment_size;
+    attr.minreq = (uint32_t) i->fragment_size;
+
+    flags = PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE|PA_STREAM_EARLY_REQUESTS;
+    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;
     }
 
-    n = i->fragment_size;
+    n = (int) i->fragment_size;
     setsockopt(i->app_fd, SOL_SOCKET, SO_SNDBUF, &n, sizeof(n));
-    n = i->fragment_size;
+    n = (int) i->fragment_size;
     setsockopt(i->thread_fd, SOL_SOCKET, SO_RCVBUF, &n, sizeof(n));
-    
+
     return 0;
 
 fail:
@@ -961,8 +1031,8 @@ fail:
 
 static int create_record_stream(fd_info *i) {
     pa_buffer_attr attr;
-    int n;
-    
+    int n, flags;
+
     assert(i);
 
     fix_metrics(i);
@@ -977,19 +1047,24 @@ static int create_record_stream(fd_info *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;
-    
-    if (pa_stream_connect_record(i->rec_stream, NULL, &attr, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE) < 0) {
-        debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_connect_playback() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
+    attr.maxlength = (uint32_t) (i->fragment_size * (i->n_fragments+1));
+    attr.fragsize = (uint32_t) 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;
+    n = (int) i->fragment_size;
     setsockopt(i->app_fd, SOL_SOCKET, SO_RCVBUF, &n, sizeof(n));
-    n = i->fragment_size;
+    n = (int) i->fragment_size;
     setsockopt(i->thread_fd, SOL_SOCKET, SO_SNDBUF, &n, sizeof(n));
-    
+
     return 0;
 
 fail:
@@ -1025,7 +1100,7 @@ static void io_event_cb(pa_mainloop_api *api, pa_io_event *e, int fd, pa_io_even
     fd_info *i = userdata;
 
     pa_threaded_mainloop_signal(i->mainloop, 0);
-    
+
     if (flags & PA_IO_EVENT_INPUT) {
 
         if (!i->play_stream) {
@@ -1035,7 +1110,7 @@ static void io_event_cb(pa_mainloop_api *api, pa_io_event *e, int fd, pa_io_even
             if (fd_info_copy_data(i, 0) < 0)
                 goto fail;
         }
-        
+
     } else if (flags & PA_IO_EVENT_OUTPUT) {
 
         if (!i->rec_stream) {
@@ -1050,7 +1125,7 @@ static void io_event_cb(pa_mainloop_api *api, pa_io_event *e, int fd, pa_io_even
         goto fail;
 
     return;
-    
+
 fail:
     /* We can't do anything better than removing the event source */
     fd_info_shutdown(i);
@@ -1100,7 +1175,7 @@ static int dsp_open(int flags, int *_errno) {
 
     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(DEBUG_LEVEL_NORMAL, __FILE__": dsp_open() succeeded, fd=%i\n", i->app_fd);
@@ -1108,7 +1183,7 @@ static int dsp_open(int flags, int *_errno) {
     fd_info_add_to_list(i);
     ret = i->app_fd;
     fd_info_unref(i);
-    
+
     return ret;
 
 fail:
@@ -1116,7 +1191,7 @@ fail:
 
     if (i)
         fd_info_unref(i);
-    
+
     *_errno = EIO;
 
     debug(DEBUG_LEVEL_NORMAL, __FILE__": dsp_open() failed\n");
@@ -1138,7 +1213,7 @@ static void sink_info_cb(pa_context *context, const pa_sink_info *si, int eol, v
 
     if (!pa_cvolume_equal(&i->sink_volume, &si->volume))
         i->volume_modify_count++;
-    
+
     i->sink_volume = si->volume;
     i->sink_index = si->index;
 
@@ -1160,7 +1235,7 @@ static void source_info_cb(pa_context *context, const pa_source_info *si, int eo
 
     if (!pa_cvolume_equal(&i->source_volume, &si->volume))
         i->volume_modify_count++;
-    
+
     i->source_volume = si->volume;
     i->source_index = si->index;
 
@@ -1193,13 +1268,13 @@ static int mixer_open(int flags, int *_errno) {
 
     debug(DEBUG_LEVEL_NORMAL, __FILE__": mixer_open()\n");
 
-    if (!(i = fd_info_new(FD_INFO_MIXER, _errno))) 
+    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 | 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;
@@ -1274,7 +1349,7 @@ static int mixer_open(int flags, int *_errno) {
     fd_info_add_to_list(i);
     ret = i->app_fd;
     fd_info_unref(i);
-    
+
     return ret;
 
 fail:
@@ -1285,7 +1360,7 @@ fail:
 
     if (i)
         fd_info_unref(i);
-    
+
     *_errno = EIO;
 
     debug(DEBUG_LEVEL_NORMAL, __FILE__": mixer_open() failed\n");
@@ -1323,10 +1398,10 @@ static int sndstat_open(int flags, int *_errno) {
     int e;
 
     debug(DEBUG_LEVEL_NORMAL, __FILE__": sndstat_open()\n");
-    
+
     if (flags != O_RDONLY
 #ifdef O_LARGEFILE
-	&& flags != (O_RDONLY|O_LARGEFILE)
+        && flags != (O_RDONLY|O_LARGEFILE)
 #endif
        ) {
         *_errno = EACCES;
@@ -1367,50 +1442,55 @@ 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(DEBUG_LEVEL_VERBOSE, __FILE__": open(%s)\n", filename);
-
-    va_start(args, flags);
-    if (flags & O_CREAT) {
-      if (sizeof(mode_t) < sizeof(int))
-	mode = va_arg(args, int);
-      else
-        mode = va_arg(args, mode_t);
-    }
-    va_end(args);
+    debug(DEBUG_LEVEL_VERBOSE, __FILE__": open(%s)\n", filename?filename:"NULL");
 
     if (!function_enter()) {
         LOAD_OPEN_FUNC();
         return _open(filename, flags, mode);
     }
 
-    if (dsp_cloak_enable() && (strcmp(filename, "/dev/dsp") == 0 || strcmp(filename, "/dev/adsp") == 0)) {
+    if (filename && dsp_cloak_enable() && (strcmp(filename, "/dev/dsp") == 0 || strcmp(filename, "/dev/adsp") == 0))
         r = dsp_open(flags, &_errno);
-    } else if (mixer_cloak_enable() && strcmp(filename, "/dev/mixer") == 0) {
+    else if (filename && mixer_cloak_enable() && strcmp(filename, "/dev/mixer") == 0)
         r = mixer_open(flags, &_errno);
-    } else if (sndstat_cloak_enable() && strcmp(filename, "/dev/sndstat") == 0) {
+    else if (filename && 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 = (mode_t) 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(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_DEVMASK\n");
@@ -1423,7 +1503,7 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
 
             *(int*) argp = SOUND_MASK_IGAIN;
             break;
-            
+
         case SOUND_MIXER_READ_STEREODEVS:
             debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_STEREODEVS\n");
 
@@ -1434,7 +1514,7 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
             if (i->source_volume.channels > 1)
                 *(int*) argp |= SOUND_MASK_IGAIN;
             pa_threaded_mainloop_unlock(i->mainloop);
-            
+
             break;
 
         case SOUND_MIXER_READ_RECSRC:
@@ -1452,7 +1532,7 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
 
             *(int*) argp = 0;
             break;
-    
+
         case SOUND_MIXER_READ_PCM:
         case SOUND_MIXER_READ_IGAIN: {
             pa_cvolume *v;
@@ -1482,14 +1562,14 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
         case SOUND_MIXER_WRITE_IGAIN: {
             pa_cvolume v, *pv;
 
-            if (request == SOUND_MIXER_READ_PCM)
+            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");
 
             pa_threaded_mainloop_lock(i->mainloop);
 
-            if (request == SOUND_MIXER_READ_PCM) {
+            if (request == SOUND_MIXER_WRITE_PCM) {
                 v = i->sink_volume;
                 pv = &i->sink_volume;
             } else {
@@ -1503,7 +1583,7 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
             if (!pa_cvolume_equal(pv, &v)) {
                 pa_operation *o;
 
-                if (request == SOUND_MIXER_READ_PCM)
+                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);
@@ -1515,23 +1595,23 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
                     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;
         }
 
@@ -1548,7 +1628,7 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
             pa_threaded_mainloop_unlock(i->mainloop);
             break;
         }
-            
+
         default:
             debug(DEBUG_LEVEL_NORMAL, __FILE__": unknown ioctl 0x%08lx\n", request);
 
@@ -1557,44 +1637,44 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
     }
 
     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;
@@ -1666,14 +1746,14 @@ static int dsp_flush_socket(fd_info *i) {
 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(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ: %s\n", strerror(errno));
             break;
@@ -1683,7 +1763,7 @@ static int dsp_empty_socket(fd_info *i) {
             ret = 0;
             break;
         }
-        
+
         pa_threaded_mainloop_wait(i->mainloop);
     }
 
@@ -1700,19 +1780,19 @@ static int dsp_drain(fd_info *i) {
 
     if (!i->mainloop)
         return 0;
-    
+
     debug(DEBUG_LEVEL_NORMAL, __FILE__": Draining.\n");
 
     pa_threaded_mainloop_lock(i->mainloop);
 
     if (dsp_empty_socket(i) < 0)
         goto fail;
-    
+
     if (!i->play_stream)
         goto fail;
 
     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;
@@ -1721,7 +1801,7 @@ static int dsp_drain(fd_info *i) {
     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);
     }
 
@@ -1731,9 +1811,9 @@ static int dsp_drain(fd_info *i) {
     }
 
     r = 0;
-    
+
 fail:
-    
+
     if (o)
         pa_operation_unref(o);
 
@@ -1755,7 +1835,7 @@ static int dsp_trigger(fd_info *i) {
         goto fail;
 
     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;
@@ -1764,7 +1844,7 @@ static int dsp_trigger(fd_info *i) {
     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);
     }
 
@@ -1774,9 +1854,47 @@ static int dsp_trigger(fd_info *i) {
     }
 
     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) {
+        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(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);
 
@@ -1787,11 +1905,21 @@ fail:
 
 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(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SETFMT: %i\n", *(int*) argp);
-            
+
             pa_threaded_mainloop_lock(i->mainloop);
 
             if (*(int*) argp == AFMT_QUERY)
@@ -1804,12 +1932,12 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
             pa_threaded_mainloop_unlock(i->mainloop);
             break;
         }
-            
+
         case SNDCTL_DSP_SPEED: {
             pa_sample_spec ss;
             int valid;
             char t[256];
-            
+
             debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SPEED: %i\n", *(int*) argp);
 
             pa_threaded_mainloop_lock(i->mainloop);
@@ -1821,7 +1949,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
                 i->sample_spec = ss;
                 free_streams(i);
             }
-            
+
             debug(DEBUG_LEVEL_NORMAL, __FILE__": ss: %s\n", pa_sample_spec_snprint(t, sizeof(t), &i->sample_spec));
 
             pa_threaded_mainloop_unlock(i->mainloop);
@@ -1833,24 +1961,24 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
 
             break;
         }
-            
+
         case SNDCTL_DSP_STEREO:
             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_streams(i);
-            
+
             pa_threaded_mainloop_unlock(i->mainloop);
             return 0;
 
         case SNDCTL_DSP_CHANNELS: {
             pa_sample_spec ss;
             int valid;
-            
+
             debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_CHANNELS: %i\n", *(int*) argp);
-            
+
             pa_threaded_mainloop_lock(i->mainloop);
 
             ss = i->sample_spec;
@@ -1860,7 +1988,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
                 i->sample_spec = ss;
                 free_streams(i);
             }
-            
+
             pa_threaded_mainloop_unlock(i->mainloop);
 
             if (!valid) {
@@ -1878,16 +2006,16 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
 
             fix_metrics(i);
             *(int*) argp = i->fragment_size;
-            
+
             pa_threaded_mainloop_unlock(i->mainloop);
-            
+
             break;
 
         case SNDCTL_DSP_SETFRAGMENT:
             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) & 31);
             i->n_fragments = (*(int*) argp) >> 16;
 
@@ -1896,30 +2024,30 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
                 i->n_fragments = 12;
 
             free_streams(i);
-            
+
             pa_threaded_mainloop_unlock(i->mainloop);
-            
+
             break;
-            
+
         case SNDCTL_DSP_GETCAPS:
             debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_CAPS\n");
-            
-            *(int*)  argp = DSP_CAP_DUPLEX
+
+            *(int*)  argp = DSP_CAP_DUPLEX | DSP_CAP_TRIGGER
 #ifdef DSP_CAP_MULTI
-	      | DSP_CAP_MULTI
+              | DSP_CAP_MULTI
 #endif
-	      ;
+              ;
             break;
 
         case SNDCTL_DSP_GETODELAY: {
             int l;
-            
+
             debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETODELAY\n");
-            
+
             pa_threaded_mainloop_lock(i->mainloop);
 
             *(int*) argp = 0;
-            
+
             for (;;) {
                 pa_usec_t usec;
 
@@ -1937,10 +2065,10 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
 
                 pa_threaded_mainloop_wait(i->mainloop);
             }
-            
+
         exit_loop:
 
-#ifdef SIOCINQ            
+#ifdef SIOCINQ
             if (ioctl(i->thread_fd, SIOCINQ, &l) < 0)
                 debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ failed: %s\n", strerror(errno));
             else
@@ -1955,39 +2083,76 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
 
             break;
         }
-            
+
         case SNDCTL_DSP_RESET: {
             debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_RESET\n");
-            
+
             pa_threaded_mainloop_lock(i->mainloop);
 
             free_streams(i);
             dsp_flush_socket(i);
 
             i->optr_n_blocks = 0;
-            
+
             pa_threaded_mainloop_unlock(i->mainloop);
             break;
         }
-            
+
         case SNDCTL_DSP_GETFMTS: {
             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(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_POST\n");
-            
-            if (dsp_trigger(i) < 0) 
+
+            if (dsp_trigger(i) < 0)
                 *_errno = EIO;
             break;
 
-        case SNDCTL_DSP_SYNC: 
+        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(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SYNC\n");
-            
-            if (dsp_drain(i) < 0) 
+
+            if (dsp_drain(i) < 0)
                 *_errno = EIO;
 
             break;
@@ -2055,47 +2220,47 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
 
         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; 
+            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; 
+            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; 
-            
+            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);
+                PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, exit_loop2);
 
                 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;
@@ -2111,7 +2276,9 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
 
                 pa_threaded_mainloop_wait(i->mainloop);
             }
-            
+
+        exit_loop2:
+
             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);
@@ -2122,9 +2289,15 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
         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(DEBUG_LEVEL_NORMAL, __FILE__": unknown ioctl 0x%08lx\n", request);
+            /* Mixer ioctls are valid on /dev/dsp aswell */
+            return mixer_ioctl(i, request, argp, _errno);
 
 inval:
             *_errno = EINVAL;
@@ -2132,13 +2305,17 @@ inval:
     }
 
     ret = 0;
-    
+
 fail:
-    
+
     return ret;
 }
 
+#ifdef sun
+int ioctl(int fd, int request, ...) {
+#else
 int ioctl(int fd, unsigned long request, ...) {
+#endif
     fd_info *i;
     va_list args;
     void *argp;
@@ -2165,14 +2342,14 @@ int ioctl(int fd, unsigned long request, ...) {
         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;
 }
 
@@ -2194,7 +2371,7 @@ int close(int fd) {
 
     fd_info_remove_from_list(i);
     fd_info_unref(i);
-    
+
     function_exit();
 
     return 0;
@@ -2202,18 +2379,13 @@ int close(int fd) {
 
 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);
+    debug(DEBUG_LEVEL_VERBOSE, __FILE__": access(%s)\n", pathname?pathname:"NULL");
 
-    if (strcmp(pathname, "/dev/dsp") != 0 &&
-        strcmp(pathname, "/dev/adsp") != 0 &&
-        strcmp(pathname, "/dev/sndstat") != 0 &&
-        strcmp(pathname, "/dev/mixer") != 0) {
+    if (!pathname ||
+        ( 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);
     }
@@ -2229,43 +2401,194 @@ int access(const char *pathname, int 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 ||
+        ( 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?pathname:"NULL");
+        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;
+
+    debug(DEBUG_LEVEL_VERBOSE, __FILE__": stat64(%s)\n", pathname?pathname:"NULL");
+
+    if (!pathname ||
+        !buf ||
+        ( 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(DEBUG_LEVEL_VERBOSE, __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?filename:"NULL");
 
-    if (strcmp(filename, "/dev/dsp") != 0 &&
-        strcmp(filename, "/dev/adsp") != 0 &&
-        strcmp(filename, "/dev/sndstat") != 0 &&
-        strcmp(filename, "/dev/mixer") != 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);
+    }
+
+    if (!filename ||
+        ( strcmp(filename, "/dev/dsp") != 0 &&
+          strcmp(filename, "/dev/adsp") != 0 &&
+          strcmp(filename, "/dev/sndstat") != 0 &&
+          strcmp(filename, "/dev/mixer") != 0 )) {
         LOAD_OPEN64_FUNC();
         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) {
+    debug(DEBUG_LEVEL_VERBOSE, __FILE__": __xstat(%s)\n", pathname?pathname:"NULL");
+
+    if (!pathname ||
+        !buf ||
+        ( 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) {
+    debug(DEBUG_LEVEL_VERBOSE, __FILE__": __xstat64(%s)\n", pathname?pathname:"NULL");
+
+    if (!pathname ||
+        !buf ||
+        ( 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(DEBUG_LEVEL_VERBOSE, __FILE__": fopen(%s)\n", filename);
 
-    if (strcmp(filename, "/dev/dsp") != 0 &&
-        strcmp(filename, "/dev/adsp") != 0 &&
-        strcmp(filename, "/dev/sndstat") != 0 &&
-        strcmp(filename, "/dev/mixer") != 0) {
+    debug(DEBUG_LEVEL_VERBOSE, __FILE__": fopen(%s)\n", filename?filename:"NULL");
+
+    if (!filename ||
+        !mode ||
+        ( 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);
     }
@@ -2286,14 +2609,14 @@ FILE* fopen(const char *filename, const char *mode) {
     if ((((mode[1] == 'b') || (mode[1] == 't')) && (mode[2] == '+')) || (mode[1] == '+'))
         m = O_RDWR;
 
-    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;
 }
 
@@ -2301,12 +2624,14 @@ FILE* fopen(const char *filename, const char *mode) {
 
 FILE *fopen64(const char *filename, const char *mode) {
 
-    debug(DEBUG_LEVEL_VERBOSE, __FILE__": fopen64(%s)\n", filename);
+    debug(DEBUG_LEVEL_VERBOSE, __FILE__": fopen64(%s)\n", filename?filename:"NULL");
 
-    if (strcmp(filename, "/dev/dsp") != 0 &&
-        strcmp(filename, "/dev/adsp") != 0 &&
-        strcmp(filename, "/dev/sndstat") != 0 &&
-        strcmp(filename, "/dev/mixer") != 0) {
+    if (!filename ||
+        !mode ||
+        ( strcmp(filename, "/dev/dsp") != 0 &&
+          strcmp(filename, "/dev/adsp") != 0 &&
+          strcmp(filename, "/dev/sndstat") != 0 &&
+          strcmp(filename, "/dev/mixer") != 0 )) {
         LOAD_FOPEN64_FUNC();
         return _fopen64(filename, mode);
     }
@@ -2337,9 +2662,9 @@ int fclose(FILE *f) {
     /* 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();