really create glitch-free branch

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2120 fefdeb5f-60dc-0310-8127-8f9354f1896f

1 files changed, 156 insertions, 0 deletions

diff --git a/src/utils/pabrowse.c b/src/utils/pabrowse.c
new file mode 100644
index 00000000..d88001ef
--- /dev/null
+++ b/src/utils/pabrowse.c
@@ -0,0 +1,156 @@
+/* $Id$ */
+
+/***
+  This file is part of PulseAudio.
+
+  Copyright 2004-2006 Lennart Poettering
+
+  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
+  USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <assert.h>
+#include <signal.h>
+
+#include <pulse/pulseaudio.h>
+#include <pulse/browser.h>
+
+static void exit_signal_callback(pa_mainloop_api*m, pa_signal_event *e, int sig, void *userdata) {
+    fprintf(stderr, "Got signal, exiting\n");
+    m->quit(m, 0);
+}
+
+static void dump_server(const pa_browse_info *i) {
+    char t[16];
+
+    if (i->cookie)
+        snprintf(t, sizeof(t), "0x%08x", *i->cookie);
+
+    printf("server: %s\n"
+           "server-version: %s\n"
+           "user-name: %s\n"
+           "fqdn: %s\n"
+           "cookie: %s\n",
+           i->server,
+           i->server_version ? i->server_version : "n/a",
+           i->user_name ? i->user_name : "n/a",
+           i->fqdn ? i->fqdn : "n/a",
+           i->cookie ? t : "n/a");
+}
+
+static void dump_device(const pa_browse_info *i) {
+    char ss[PA_SAMPLE_SPEC_SNPRINT_MAX];
+
+    if (i->sample_spec)
+        pa_sample_spec_snprint(ss, sizeof(ss), i->sample_spec);
+
+    printf("device: %s\n"
+           "description: %s\n"
+           "sample spec: %s\n",
+           i->device,
+           i->description ? i->description : "n/a",
+           i->sample_spec ? ss : "n/a");
+
+}
+
+static void browser_callback(pa_browser *b, pa_browse_opcode_t c, const pa_browse_info *i, void *userdata) {
+    assert(b && i);
+
+    switch (c) {
+
+        case PA_BROWSE_NEW_SERVER:
+            printf("\n=> new server <%s>\n", i->name);
+            dump_server(i);
+            break;
+
+        case PA_BROWSE_NEW_SINK:
+            printf("\n=> new sink <%s>\n", i->name);
+            dump_server(i);
+            dump_device(i);
+            break;
+
+        case PA_BROWSE_NEW_SOURCE:
+            printf("\n=> new source <%s>\n", i->name);
+            dump_server(i);
+            dump_device(i);
+            break;
+
+        case PA_BROWSE_REMOVE_SERVER:
+            printf("\n=> removed server <%s>\n", i->name);
+            break;
+
+        case PA_BROWSE_REMOVE_SINK:
+            printf("\n=> removed sink <%s>\n", i->name);
+            break;
+
+        case PA_BROWSE_REMOVE_SOURCE:
+            printf("\n=> removed source <%s>\n", i->name);
+            break;
+
+        default:
+            ;
+    }
+}
+
+static void error_callback(pa_browser *b, const char *s, void *userdata) {
+    pa_mainloop_api*m = userdata;
+
+    fprintf(stderr, "Failure: %s\n", s);
+    m->quit(m, 1);
+}
+
+int main(int argc, char *argv[]) {
+    pa_mainloop *mainloop = NULL;
+    pa_browser *browser = NULL;
+    int ret = 1, r;
+    const char *s;
+
+    if (!(mainloop = pa_mainloop_new()))
+        goto finish;
+
+    r = pa_signal_init(pa_mainloop_get_api(mainloop));
+    assert(r == 0);
+    pa_signal_new(SIGINT, exit_signal_callback, NULL);
+    pa_signal_new(SIGTERM, exit_signal_callback, NULL);
+    signal(SIGPIPE, SIG_IGN);
+
+    if (!(browser = pa_browser_new_full(pa_mainloop_get_api(mainloop), PA_BROWSE_FOR_SERVERS|PA_BROWSE_FOR_SINKS|PA_BROWSE_FOR_SOURCES, &s))) {
+        fprintf(stderr, "pa_browse_new_full(): %s\n", s);
+        goto finish;
+    }
+
+    pa_browser_set_callback(browser, browser_callback, NULL);
+    pa_browser_set_error_callback(browser, error_callback, pa_mainloop_get_api(mainloop));
+
+    ret = 0;
+    pa_mainloop_run(mainloop, &ret);
+
+finish:
+
+    if (browser)
+        pa_browser_unref(browser);
+
+    if (mainloop) {
+        pa_signal_done();
+        pa_mainloop_free(mainloop);
+    }
+
+    return ret;
+}