implemented pax11publish.c

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@275 fefdeb5f-60dc-0310-8127-8f9354f1896f

1 files changed, 246 insertions, 0 deletions

diff --git a/polyp/pax11publish.c b/polyp/pax11publish.c
new file mode 100644
index 00000000..d1391dcf
--- /dev/null
+++ b/polyp/pax11publish.c
@@ -0,0 +1,246 @@
+/* $Id$ */
+
+/***
+  This file is part of polypaudio.
+ 
+  polypaudio is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published
+  by the Free Software Foundation; either version 2 of the License,
+  or (at your option) any later version.
+ 
+  polypaudio 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 General Public License
+  along with polypaudio; 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 <getopt.h>
+#include <string.h>
+#include <assert.h>
+
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+
+#include "util.h"
+#include "log.h"
+#include "authkey.h"
+#include "native-common.h"
+#include "client-conf.h"
+
+static void set_x11_prop(Display *d, const char *name, const char *data) {
+    Atom a = XInternAtom(d, name, False);
+    XChangeProperty(d, RootWindow(d, 0), a, XA_STRING, 8, PropModeReplace, (unsigned char*) data, strlen(data)+1);
+}
+
+static void del_x11_prop(Display *d, const char *name) {
+    Atom a = XInternAtom(d, name, False);
+    XDeleteProperty(d, RootWindow(d, 0), a);
+}
+
+static char* get_x11_prop(Display *d, const char *name, char *p, size_t l) {
+    Atom actual_type;
+    int actual_format;
+    unsigned long nitems;
+    unsigned long nbytes_after;
+    unsigned char *prop = NULL;
+    char *ret = NULL;
+    
+    Atom a = XInternAtom(d, name, False);
+    if (XGetWindowProperty(d, RootWindow(d, 0), a, 0, (l+2)/4, False, XA_STRING, &actual_type, &actual_format, &nitems, &nbytes_after, &prop) != Success)
+        goto finish;
+
+    if (actual_type != XA_STRING)
+        goto finish;
+
+    memcpy(p, prop, nitems);
+    p[nitems] = 0;
+
+    ret = p;
+
+finish:
+
+    if (prop)
+        XFree(prop);
+    
+    return ret;
+}
+
+int main(int argc, char *argv[]) {
+    const char *dname = NULL, *sink = NULL, *source = NULL, *server = NULL, *cookie_file = PA_NATIVE_COOKIE_FILE;
+    int c, ret = 1;
+    Display *d = NULL;
+    enum { DUMP, EXPORT, IMPORT, REMOVE } mode = DUMP;
+
+    while ((c = getopt(argc, argv, "deiD:S:O:I:c:hr")) != -1) {
+        switch (c) {
+            case 'D' :
+                dname = optarg;
+                break;
+            case 'h':
+                printf("%s [-D display] [-S server] [-O sink] [-I source] [-c file]  [-d|-e|-i|-r]\n", pa_path_get_filename(argv[0]));
+                ret = 0;
+                goto finish;
+            case 'd':
+                mode = DUMP;
+                break;
+            case 'e':
+                mode = EXPORT;
+                break;
+            case 'i':
+                mode = IMPORT;
+                break;
+            case 'r':
+                mode = REMOVE;
+                break;
+            case 'c':
+                cookie_file = optarg;
+                break;
+            case 'I':
+                source = optarg;
+                break;
+            case 'O':
+                sink = optarg;
+                break;
+            case 'S':
+                server = optarg;
+                break;
+            default:
+                fprintf(stderr, "Failed to parse command line.\n");
+                goto finish;
+        }
+    }
+
+    if (!(d = XOpenDisplay(dname))) {
+        pa_log(__FILE__": XOpenDisplay() failed\n");
+        goto finish;
+    }
+
+    switch (mode) {
+        case DUMP: {
+            char t[1024];
+            if (!get_x11_prop(d, "POLYP_SERVER", t, sizeof(t))) 
+                goto finish;
+
+            printf("Server: %s\n", t);
+            if (get_x11_prop(d, "POLYP_SOURCE", t, sizeof(t)))
+                printf("Source: %s\n", t);
+            if (get_x11_prop(d, "POLYP_SINK", t, sizeof(t)))
+                printf("Sink: %s\n", t);
+            if (get_x11_prop(d, "POLYP_COOKIE", t, sizeof(t)))
+                printf("Cookie: %s\n", t);
+
+            break;
+        }
+            
+        case IMPORT: {
+            char t[1024];
+            if (!get_x11_prop(d, "POLYP_SERVER", t, sizeof(t))) 
+                goto finish;
+
+            printf("POLYP_SERVER='%s'\nexport POLYP_SERVER\n", t);
+            
+            if (get_x11_prop(d, "POLYP_SOURCE", t, sizeof(t)))
+                printf("POLYP_SOURCE='%s'\nexport POLYP_SOURCE\n", t);
+            if (get_x11_prop(d, "POLYP_SINK", t, sizeof(t)))
+                printf("POLYP_SINK='%s'\nexport POLYP_SINK\n", t);
+
+            if (get_x11_prop(d, "POLYP_COOKIE", t, sizeof(t))) {
+                uint8_t cookie[PA_NATIVE_COOKIE_LENGTH];
+                size_t l;
+                if ((l = pa_parsehex(t, cookie, sizeof(cookie))) == (size_t) -1) {
+                    fprintf(stderr, "Failed to parse cookie data\n");
+                    goto finish;
+                }
+
+                if (pa_authkey_save(cookie_file, cookie, l) < 0) {
+                    fprintf(stderr, "Failed to save cookie data\n");
+                    goto finish;
+                }
+            }
+
+            break;
+        }
+
+        case EXPORT: {
+            struct pa_client_conf *c = pa_client_conf_new();
+            uint8_t cookie[PA_NATIVE_COOKIE_LENGTH];
+            char hx[PA_NATIVE_COOKIE_LENGTH*2+1];
+            assert(c);
+
+            if (pa_client_conf_load(c, NULL) < 0) {
+                fprintf(stderr, "Failed to load client configuration file.\n");
+                goto finish;
+            }
+
+            if (pa_client_conf_env(c) < 0) {
+                fprintf(stderr, "Failed to read environment configuration data.\n");
+                goto finish;
+            }
+
+            del_x11_prop(d, "POLYP_ID");
+
+            if (server)
+                set_x11_prop(d, "POLYP_SERVER", c->default_server);
+            else if (c->default_server)
+                set_x11_prop(d, "POLYP_SERVER", c->default_server);
+            else {
+                char hn[256];
+                pa_get_host_name(hn, sizeof(hn));
+                set_x11_prop(d, "POLYP_SERVER", hn);
+            }
+
+            if (sink)
+                set_x11_prop(d, "POLYP_SINK", sink);
+            else if (c->default_sink)
+                set_x11_prop(d, "POLYP_SINK", c->default_sink);
+
+            if (source)
+                set_x11_prop(d, "POLYP_SOURCE", source);
+            if (c->default_source)
+                set_x11_prop(d, "POLYP_SOURCE", c->default_source);
+
+            pa_client_conf_free(c);
+            
+            if (pa_authkey_load_auto(cookie_file, cookie, sizeof(cookie)) < 0) {
+                fprintf(stderr, "Failed to load cookie data\n");
+                goto finish;
+            }
+
+            set_x11_prop(d, "POLYP_COOKIE", pa_hexstr(cookie, sizeof(cookie), hx, sizeof(hx)));
+            break;
+        }
+
+        case REMOVE:
+            del_x11_prop(d, "POLYP_SERVER");
+            del_x11_prop(d, "POLYP_SINK");
+            del_x11_prop(d, "POLYP_SOURCE");
+            del_x11_prop(d, "POLYP_ID");
+            del_x11_prop(d, "POLYP_COOKIE");
+            break;
+            
+        default:
+            fprintf(stderr, "No yet implemented.\n");
+            goto finish;
+    }
+
+    ret = 0;
+    
+finish:
+
+    if (d) {
+        XSync(d, False);
+        XCloseDisplay(d);
+    }
+    
+    return ret;
+}