-/* $Id$ */
-
/***
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,
+ by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
#endif
#include <pulse/pulseaudio.h>
+#include <pulse/gccmacro.h>
#include <pulsecore/llist.h>
-#include <pulsecore/gccmacro.h>
+#include <pulsecore/core-util.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,
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;
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;
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); \
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 || \
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 || \
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;
if (!sym_resolved) {
sym = (int*) dlsym(RTLD_DEFAULT, "__padsp_disabled__");
sym_resolved = 1;
-
}
pthread_mutex_unlock(&func_mutex);
if (padsp_disabled() & 1)
return 0;
- if (getenv("PADSP_NO_DSP"))
+ if (getenv("PADSP_NO_DSP") || getenv("PULSE_INTERNAL"))
return 0;
return 1;
if (padsp_disabled() & 2)
return 0;
- if (getenv("PADSP_NO_SNDSTAT"))
+ if (getenv("PADSP_NO_SNDSTAT") || getenv("PULSE_INTERNAL"))
return 0;
return 1;
if (padsp_disabled() & 4)
return 0;
- if (getenv("PADSP_NO_MIXER"))
+ if (getenv("PADSP_NO_MIXER") || getenv("PULSE_INTERNAL"))
return 0;
return 1;
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)
}
static const char *client_name(char *buf, size_t n) {
- char p[PATH_MAX];
+ char *p;
const char *e;
if ((e = getenv("PADSP_CLIENT_NAME")))
return e;
- if (pa_get_binary_name(p, sizeof(p)))
+ if ((p = pa_get_binary_name_malloc())) {
snprintf(buf, n, "OSS Emulation[%s]", p);
- else
+ pa_xfree(p);
+ } else
snprintf(buf, n, "OSS");
return buf;
pthread_mutex_lock(&func_mutex);
-
debug(DEBUG_LEVEL_NORMAL, __FILE__": atfork_prepare() exit\n");
}
}
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;
}
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);
/* 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
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;
}
i->buf = NULL;
assert(n >= (size_t) r);
- n -= r;
+ n -= (size_t) r;
}
if (n >= i->fragment_size)
}
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) {
}
assert(n >= (size_t) r);
- n -= r;
+ n -= (size_t) r;
}
if (n >= i->fragment_size)
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;
}
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;
static int create_playback_stream(fd_info *i) {
pa_buffer_attr attr;
- int n;
+ int n, flags;
assert(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;
+ 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;
- if (pa_stream_connect_playback(i->play_stream, NULL, &attr, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE, NULL, NULL) < 0) {
+ 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;
static int create_record_stream(fd_info *i) {
pa_buffer_attr attr;
- int n;
+ int n, flags;
assert(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;
+ attr.maxlength = (uint32_t) (i->fragment_size * (i->n_fragments+1));
+ attr.fragsize = (uint32_t) 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)));
+ 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;
static void sink_info_cb(pa_context *context, const pa_sink_info *si, int eol, void *userdata) {
fd_info *i = userdata;
- if (!si && eol < 0) {
+ if (!si || eol < 0) {
i->operation_success = 0;
pa_threaded_mainloop_signal(i->mainloop, 0);
return;
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) {
+ if (!si || eol < 0) {
i->operation_success = 0;
pa_threaded_mainloop_signal(i->mainloop, 0);
return;
if (flags != O_RDONLY
#ifdef O_LARGEFILE
- && flags != (O_RDONLY|O_LARGEFILE)
+ && flags != (O_RDONLY|O_LARGEFILE)
#endif
) {
*_errno = EACCES;
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);
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;
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 {
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);
pa_threaded_mainloop_unlock(i->mainloop);
- return 0;
+ return r;
}
static int dsp_trigger(fd_info *i) {
pa_threaded_mainloop_unlock(i->mainloop);
- return 0;
+ return r;
+}
+
+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);
+
+ pa_threaded_mainloop_unlock(i->mainloop);
+
+ return r;
}
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);
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: {
*_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(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_SYNC\n");
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);
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);
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;
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;
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);
}
- if (mode & (W_OK | X_OK)) {
+ if (mode & X_OK) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": access(%s, %x) = EACCESS\n", pathname, mode);
errno = EACCES;
return -1;
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);
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": open64(%s)\n", filename?filename:"NULL");
- va_start(args, flags);
- if (flags & O_CREAT)
- mode = va_arg(args, mode_t);
- va_end(args);
+ 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 &&
- strcmp(filename, "/dev/sndstat") != 0 &&
- strcmp(filename, "/dev/mixer") != 0) {
+ 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);
+ debug(DEBUG_LEVEL_VERBOSE, __FILE__": fopen(%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_FOPEN_FUNC();
return _fopen(filename, 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))) {
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);
}