app_softhangup.c
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00028 #include "asterisk.h"
00029
00030 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 46200 $")
00031
00032 #include <stdlib.h>
00033 #include <stdio.h>
00034 #include <string.h>
00035 #include <unistd.h>
00036 #include <sys/types.h>
00037
00038 #include "asterisk/file.h"
00039 #include "asterisk/logger.h"
00040 #include "asterisk/channel.h"
00041 #include "asterisk/pbx.h"
00042 #include "asterisk/module.h"
00043 #include "asterisk/lock.h"
00044
00045 static char *synopsis = "Soft Hangup Application";
00046
00047 static char *desc = " SoftHangup(Technology/resource|options)\n"
00048 "Hangs up the requested channel. If there are no channels to hangup,\n"
00049 "the application will report it.\n"
00050 "- 'options' may contain the following letter:\n"
00051 " 'a' : hang up all channels on a specified device instead of a single resource\n";
00052
00053 static char *app = "SoftHangup";
00054
00055
00056 static int softhangup_exec(struct ast_channel *chan, void *data)
00057 {
00058 struct ast_module_user *u;
00059 struct ast_channel *c=NULL;
00060 char *options, *cut, *cdata, *match;
00061 char name[AST_CHANNEL_NAME] = "";
00062 int all = 0;
00063
00064 if (ast_strlen_zero(data)) {
00065 ast_log(LOG_WARNING, "SoftHangup requires an argument (Technology/resource)\n");
00066 return 0;
00067 }
00068
00069 u = ast_module_user_add(chan);
00070
00071 cdata = ast_strdupa(data);
00072 match = strsep(&cdata, "|");
00073 options = strsep(&cdata, "|");
00074 all = options && strchr(options,'a');
00075 c = ast_channel_walk_locked(NULL);
00076 while (c) {
00077 ast_copy_string(name, c->name, sizeof(name));
00078 ast_mutex_unlock(&c->lock);
00079
00080 if (all) {
00081
00082 if (!strcmp(c->tech->type, "CAPI"))
00083 cut = strrchr(name,'/');
00084
00085 else
00086 cut = strchr(name,'-');
00087
00088 if (cut)
00089 *cut = 0;
00090 }
00091 if (!strcasecmp(name, match)) {
00092 ast_log(LOG_WARNING, "Soft hanging %s up.\n",c->name);
00093 ast_softhangup(c, AST_SOFTHANGUP_EXPLICIT);
00094 if(!all)
00095 break;
00096 }
00097 c = ast_channel_walk_locked(c);
00098 }
00099
00100 ast_module_user_remove(u);
00101
00102 return 0;
00103 }
00104
00105 static int unload_module(void)
00106 {
00107 int res;
00108
00109 res = ast_unregister_application(app);
00110
00111 ast_module_user_hangup_all();
00112
00113 return res;
00114 }
00115
00116 static int load_module(void)
00117 {
00118 return ast_register_application(app, softhangup_exec, synopsis, desc);
00119 }
00120
00121 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Hangs up the requested channel");