summaryrefslogtreecommitdiffstats
path: root/src/utils
diff options
context:
space:
mode:
Diffstat (limited to 'src/utils')
-rw-r--r--src/utils/padsp.c117
1 files changed, 102 insertions, 15 deletions
diff --git a/src/utils/padsp.c b/src/utils/padsp.c
index a69676ab..ed34ac8a 100644
--- a/src/utils/padsp.c
+++ b/src/utils/padsp.c
@@ -771,11 +771,83 @@ static int mixer_open(int flags, int *_errno) {
}
+static int sndstat_open(int flags, int *_errno) {
+ static const char sndstat[] =
+ "Sound Driver:3.8.1a-980706 (Polypaudio Virtual OSS)\n"
+ "Kernel: POSIX\n"
+ "Config options: 0\n"
+ "\n"
+ "Installed drivers:\n"
+ "Type 255: Polypaudio Virtual OSS\n"
+ "\n"
+ "Card config:\n"
+ "Polypaudio Virtual OSS\n"
+ "\n"
+ "Audio devices:\n"
+ "0: Polypaudio Virtual OSS\n"
+ "\n"
+ "Synth devices: NOT ENABLED IN CONFIG\n"
+ "\n"
+ "Midi devices:\n"
+ "\n"
+ "Timers:\n"
+ "\n"
+ "\Mixers:\n"
+ "0: Polypaudio 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)) {
+ *_errno = EACCES;
+ debug(__FILE__": bad access!\n");
+ goto fail;
+ }
+
+ u = umask(0077);
+ fd = mkstemp(fn);
+ e = errno;
+ umask(u);
+
+ if (fd < 0) {
+ *_errno = e;
+ debug(__FILE__": mkstemp() failed: %s\n", strerror(errno));
+ goto fail;
+ }
+
+ unlink(fn);
+
+ if (write(fd, sndstat, sizeof(sndstat) -1) != sizeof(sndstat)-1) {
+ *_errno = errno;
+ debug(__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));
+ goto fail;
+ }
+
+ return fd;
+
+fail:
+ if (fd >= 0)
+ close(fd);
+ return -1;
+}
+
int open(const char *filename, int flags, ...) {
va_list args;
mode_t mode = 0;
int r, _errno = 0;
+ debug(__FILE__": open(%s)\n", filename);
+
va_start(args, flags);
if (flags & O_CREAT)
mode = va_arg(args, mode_t);
@@ -786,12 +858,12 @@ int open(const char *filename, int flags, ...) {
return _open(filename, flags, mode);
}
- debug(__FILE__": open()\n");
-
if (strcmp(filename, "/dev/dsp") == 0 || strcmp(filename, "/dev/adsp") == 0) {
r = dsp_open(flags, &_errno);
} else if (strcmp(filename, "/dev/mixer") == 0) {
r = mixer_open(flags, &_errno);
+ } else if (strcmp(filename, "/dev/sndstat") == 0) {
+ r = sndstat_open(flags, &_errno);
} else {
function_exit();
LOAD_OPEN_FUNC();
@@ -1321,7 +1393,7 @@ int open64(const char *filename, int flags, ...) {
va_list args;
mode_t mode = 0;
- debug(__FILE__": open64()\n");
+ debug(__FILE__": open64(%s)\n", filename);
va_start(args, flags);
if (flags & O_CREAT)
@@ -1330,6 +1402,7 @@ int open64(const char *filename, int flags, ...) {
if (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);
@@ -1341,25 +1414,38 @@ int open64(const char *filename, int flags, ...) {
FILE* fopen(const char *filename, const char *mode) {
FILE *f = NULL;
int fd;
+ mode_t m;
+
+ debug(__FILE__": fopen(%s)\n", filename);
- debug(__FILE__": fopen()\n");
+ if (strcmp(filename, "/dev/dsp") == 0 ||
+ strcmp(filename, "/dev/adsp") == 0) {
- if (strcmp(filename, "/dev/dsp") != 0 &&
- strcmp(filename, "/dev/adsp") != 0 &&
- strcmp(filename, "/dev/mixer") != 0) {
+ if (strcmp(mode, "wb") != 0) {
+ errno = EACCES;
+ return NULL;
+ }
+
+ m = O_WRONLY;
+ } else if (strcmp(filename, "/dev/sndstat") == 0) {
+
+ if (strcmp(mode, "r") != 0) {
+ errno = EACCES;
+ return NULL;
+ }
+
+ m = O_RDONLY;
+ } else if (strcmp(filename, "/dev/mixer") != 0)
+ m = O_RDWR;
+ else {
LOAD_FOPEN_FUNC();
return _fopen(filename, mode);
}
- if (strcmp(mode, "wb") != 0) {
- errno = EACCES;
- return NULL;
- }
-
- if ((fd = open(filename, O_WRONLY)) < 0)
+ if ((fd = open(filename, m)) < 0)
return NULL;
- if (!(f = fdopen(fd, "wb"))) {
+ if (!(f = fdopen(fd, mode))) {
close(fd);
return NULL;
}
@@ -1369,10 +1455,11 @@ FILE* fopen(const char *filename, const char *mode) {
FILE *fopen64(const char *filename, const char *mode) {
- debug(__FILE__": fopen64()\n");
+ debug(__FILE__": fopen64(%s)\n", filename);
if (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);