diff options
author | Lennart Poettering <lennart@poettering.net> | 2006-02-21 23:40:07 +0000 |
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committer | Lennart Poettering <lennart@poettering.net> | 2006-02-21 23:40:07 +0000 |
commit | 5014db91d55ce1b4f6b3691f6fd75078da588a40 (patch) | |
tree | 3d09a5ec3e1adde7252c0d0a9b234066ed34e6f5 /src/modules/oss-util.c | |
parent | 6169bd81aa405a4ef2632b6ceb26a7225118f7d9 (diff) |
include hw description gathered from /dev/sndstat in sink/source description string
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@556 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/modules/oss-util.c')
-rw-r--r-- | src/modules/oss-util.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/modules/oss-util.c b/src/modules/oss-util.c index 597d16d7..9fb5d38a 100644 --- a/src/modules/oss-util.c +++ b/src/modules/oss-util.c @@ -202,3 +202,72 @@ int pa_oss_set_volume(int fd, const pa_sample_spec *ss, const pa_cvolume *volume pa_log_debug(__FILE__": Wrote mixer settings: %s\n", pa_cvolume_snprint(cv, sizeof(cv), volume)); return 0; } + +int pa_oss_get_hw_description(const char *dev, char *name, size_t l) { + FILE *f; + const char *e = NULL; + int n, r = -1; + int b = 0; + + if (strncmp(dev, "/dev/dsp", 8) == 0) + e = dev+8; + else if (strncmp(dev, "/dev/adsp", 9) == 0) + e = dev+9; + else + return -1; + + if (*e == 0) + n = 0; + else if (*e >= '0' && *e <= '9' && *(e+1) == 0) + n = *e - '0'; + else + return -1; + + if (!(f = fopen("/dev/sndstat", "r")) && + !(f = fopen("/proc/sndstat", "r")) && + !(f = fopen("/proc/asound/oss/sndstat", "r"))) { + + if (errno != ENOENT) + pa_log_warn(__FILE__": failed to open OSS sndstat device: %s\n", strerror(errno)); + + return -1; + } + + while (!feof(f)) { + char line[64]; + int device; + + if (!fgets(line, sizeof(line), f)) + break; + + line[strcspn(line, "\r\n")] = 0; + + if (!b) { + b = strcmp(line, "Audio devices:") == 0; + continue; + } + + if (line[0] == 0) + break; + + if (sscanf(line, "%i: ", &device) != 1) + continue; + + if (device == n) { + char *k = strchr(line, ':'); + assert(k); + k++; + k += strspn(k, " "); + + if (pa_endswith(k, " (DUPLEX)")) + k[strlen(k)-9] = 0; + + pa_strlcpy(name, k, l); + r = 0; + break; + } + } + + fclose(f); + return r; +} |