From d8f13006614dca80de8903f5380b7cb718f26fcc Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 15 Jul 2004 20:51:55 +0000
Subject: add pactl tool

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@71 fefdeb5f-60dc-0310-8127-8f9354f1896f
---
 src/pactl.c | 141 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100644 src/pactl.c

(limited to 'src/pactl.c')

diff --git a/src/pactl.c b/src/pactl.c
new file mode 100644
index 00000000..688e1104
--- /dev/null
+++ b/src/pactl.c
@@ -0,0 +1,141 @@
+#include <signal.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "polyp.h"
+#include "polyp-error.h"
+#include "mainloop.h"
+#include "mainloop-signal.h"
+
+static struct pa_context *context = NULL;
+static struct pa_mainloop_api *mainloop_api = NULL;
+
+static enum {
+    NONE,
+    EXIT,
+    STAT
+} action = NONE;
+
+static void quit(int ret) {
+    assert(mainloop_api);
+    mainloop_api->quit(mainloop_api, ret);
+}
+
+static void context_die_callback(struct pa_context *c, void *userdata) {
+    assert(c);
+    fprintf(stderr, "Connection to server shut down, exiting.\n");
+    quit(1);
+}
+
+static void context_drain_complete(struct pa_context *c, void *userdata) {
+    assert(c);
+    fprintf(stderr, "Connection to server shut down, exiting.\n");
+    quit(0);
+}
+
+static void drain(void) {
+    if (pa_context_drain(context, context_drain_complete, NULL) < 0)
+        quit(0);
+}
+
+static void stat_callback(struct pa_context *c, uint32_t blocks, uint32_t total, void *userdata) {
+    if (blocks == (uint32_t) -1) {
+        fprintf(stderr, "Failed to get statistics: %s\n", pa_strerror(pa_context_errno(c)));
+        quit(1);
+        return;
+    }
+    
+    fprintf(stderr, "Currently in use: %u blocks containing %u bytes total.\n", blocks, total);
+    drain();
+}
+
+static void context_complete_callback(struct pa_context *c, int success, void *userdata) {
+    assert(c);
+
+    if (!success) {
+        fprintf(stderr, "Connection failed: %s\n", pa_strerror(pa_context_errno(c)));
+        goto fail;
+    }
+
+    fprintf(stderr, "Connection established.\n");
+
+    if (action == STAT)
+        pa_context_stat(c, stat_callback, NULL);
+    else {
+        assert(action == EXIT);
+        pa_context_exit(c);
+        drain();
+    }
+    
+    return;
+    
+fail:
+    quit(1);
+}
+
+static void exit_signal_callback(void *id, int sig, void *userdata) {
+    fprintf(stderr, "Got SIGINT, exiting.\n");
+    quit(0);
+    
+}
+
+int main(int argc, char *argv[]) {
+    struct pa_mainloop* m = NULL;
+    int ret = 1, r;
+
+    if (argc >= 2) {
+        if (!strcmp(argv[1], "stat"))
+            action = STAT;
+        else if (!strcmp(argv[1], "exit"))
+            action = EXIT;
+    }
+
+    if (action == NONE) {
+        fprintf(stderr, "No valid action specified. Use one of: stat, exit\n");
+        goto quit;
+    }
+
+    if (!(m = pa_mainloop_new())) {
+        fprintf(stderr, "pa_mainloop_new() failed.\n");
+        goto quit;
+    }
+
+    mainloop_api = pa_mainloop_get_api(m);
+
+    r = pa_signal_init(mainloop_api);
+    assert(r == 0);
+    pa_signal_register(SIGINT, exit_signal_callback, NULL);
+    signal(SIGPIPE, SIG_IGN);
+    
+    if (!(context = pa_context_new(mainloop_api, argv[0]))) {
+        fprintf(stderr, "pa_context_new() failed.\n");
+        goto quit;
+    }
+
+    if (pa_context_connect(context, NULL, context_complete_callback, NULL) < 0) {
+        fprintf(stderr, "pa_context_connext() failed.\n");
+        goto quit;
+    }
+        
+    pa_context_set_die_callback(context, context_die_callback, NULL);
+
+    if (pa_mainloop_run(m, &ret) < 0) {
+        fprintf(stderr, "pa_mainloop_run() failed.\n");
+        goto quit;
+    }
+
+quit:
+    if (context)
+        pa_context_free(context);
+
+    if (m) {
+        pa_signal_done();
+        pa_mainloop_free(m);
+    }
+    
+    return ret;
+}
-- 
cgit