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authorSuper User2008-01-21 09:34:38 +0100
committerSuper User2008-01-21 09:34:38 +0100
commit57c3ea7aa25062d6e77794f5152bd96672badd04 (patch)
tree51e29f5eda6b9d4fb6b985926b2ecb965ecf0bb2 /chan_lcr.c
parentwork on asterisk channel driver (diff)
downloadlcr-57c3ea7aa25062d6e77794f5152bd96672badd04.tar.gz
lcr-57c3ea7aa25062d6e77794f5152bd96672badd04.tar.xz
lcr-57c3ea7aa25062d6e77794f5152bd96672badd04.zip
work on asterisk channel driver
modified: chan_lcr.c
Diffstat (limited to 'chan_lcr.c')
-rw-r--r--chan_lcr.c232
1 files changed, 204 insertions, 28 deletions
diff --git a/chan_lcr.c b/chan_lcr.c
index 4abb766..9216699 100644
--- a/chan_lcr.c
+++ b/chan_lcr.c
@@ -47,7 +47,7 @@ with that reference.
#include "bchannel.h"
#include "chan_lcr.h"
-int sock;
+int lcr_sock = -1;
struct admin_list {
struct admin_list *next;
@@ -208,6 +208,7 @@ int receive_message(int message_type, unsigned long ref, union parameter *param)
case BCHANNEL_REMOVE:
if (!(bchannel = find_bchannel_handle(param->bchannel.handle)))
{
+ alle fprintf nach ast_log
fprintf(stderr, "error: bchannel handle %x not assigned.\n", param->bchannel.handle);
return(-1);
}
@@ -279,15 +280,57 @@ int receive_message(int message_type, unsigned long ref, union parameter *param)
/* handle messages */
switch(message_type)
{
-#warning we must see if ref is a reply or a request, do we??
+ case MESSAGE_SETUP:
+todo
+ break;
+
+ case MESSAGE_OVERLAP:
+todo
+ break;
+
+ case MESSAGE_PROCEEDING:
+todo
+ break;
+
+ case MESSAGE_ALERTING:
+todo
+ break;
+
+ case MESSAGE_CONNECT:
+todo
+ break;
+
+ case MESSAGE_DISCONNECT:
+todo
+ break;
+
case MESSAGE_RELEASE:
-#warning release call
+todo
free_call(call);
return(0);
- case MESSAGE_SETUP:
-#warning handle incoming setup, send to asterisk
+ case MESSAGE_INFORMATION:
+todo
break;
+
+ case MESSAGE_FACILITY:
+todo
+ break;
+
+ case MESSAGE_PATTERN:
+todo
+ break;
+
+ case MESSAGE_NOPATTERN:
+todo
+ break;
+
+ case MESSAGE_AUDIOPATH:
+todo
+ break;
+
+ default:
+unhandled
}
return(0);
}
@@ -370,23 +413,24 @@ int handle_socket(void)
}
/*
- * main function
+ * open and close socket
*/
-int main(int argc, char *argv[])
+int open_socket(void)
{
+ int ret;
+ int sock;
char *socket_name = SOCKET_NAME;
int conn;
struct sockaddr_un sock_address;
int ret;
unsigned long on = 1;
union parameter param;
- int work;
/* open socket */
if ((sock = socket(PF_UNIX, SOCK_STREAM, 0)) < 0)
{
- fprintf(stderr, "Failed to create socket.\n");
- exit(EXIT_FAILURE);
+ ast_log(LOG_ERROR, "Failed to create socket.\n");
+ return(sock);
}
/* set socket address and name */
@@ -398,16 +442,16 @@ int main(int argc, char *argv[])
if ((conn = connect(sock, (struct sockaddr *)&sock_address, SUN_LEN(&sock_address))) < 0)
{
close(sock);
- fprintf(stderr, "Failed to connect to socket \"%s\".\nIs LCR running?\n", sock_address.sun_path);
- exit(EXIT_FAILURE);
+ ast_log(LOG_ERROR, "Failed to connect to socket \"%s\". Is LCR running?\n", sock_address.sun_path);
+ return(conn);
}
/* set non-blocking io */
- if (ioctl(sock, FIONBIO, (unsigned char *)(&on)) < 0)
+ if ((ret = ioctl(sock, FIONBIO, (unsigned char *)(&on))) < 0)
{
close(sock);
- fprintf(stderr, "Failed to set socket into non-blocking IO.\n");
- exit(EXIT_FAILURE);
+ ast_log(LOG_ERROR, "Failed to set socket into non-blocking IO.\n");
+ return(ret);
}
/* enque hello message */
@@ -415,10 +459,21 @@ int main(int argc, char *argv[])
strcpy(param.hello.application, "asterisk");
send_message(MESSAGE_HELLO, 0, &param);
- /* bchannel */
- if (!bchannel_initialize())
- goto bchannel_failed;
-
+ return(sock);
+}
+
+void close_socket(int sock)
+{
+ /* close socket */
+ if (socket >= 0)
+ close(sock);
+}
+
+
+void lcr_thread(void)
+{
+ int work;
+
while(42)
{
work = 0;
@@ -438,21 +493,142 @@ int main(int argc, char *argv[])
if (!work)
usleep(30000);
}
+}
+
+static struct ast_channel_tech misdn_tech = {
+ .type="lcr",
+ .description="Channel driver for connecting to Linux-Call-Router",
+ .capabilities= je nach option?AST_FORMAT_ALAW:AST_FORMAT_ULAW ,
+ .requester=lcr_request,
+ .send_digit=lcr_digit,
+ .call=lcr_call,
+ .bridge=lcr_bridge,
+ .hangup=lcr_hangup,
+ .answer=lcr_answer,
+ .read=lcr_read,
+ .write=lcr_write,
+ .indicate=lcr_indication,
+ .fixup=lcr_fixup,
+ .send_text=lcr_send_text,
+ .properties=0
+};
+
+
+/*
+ * module loading and destruction
+ */
+int load_module(void)
+{
+// ast_mutex_init(&release_lock);
+
+// lcr_cfg_update_ptp();
+
+ if (!(lcr_sock = open_socket())) {
+ ast_log(LOG_ERROR, "Unable to connect %s\n", misdn_type);
+ lcr_sock = -1;
+ /* continue with closed socket */
+ }
+
+ if (!bchannel_initialize()) {
+ ast_log(LOG_ERROR, "Unable to open mISDN device\n");
+ unload_module();
+ return -1;
+ }
+ mISDN_created = 1;
+
+ if (ast_channel_register(&lcr_tech)) {
+ ast_log(LOG_ERROR, "Unable to register channel class %s\n", misdn_type);
+ unload_module();
+ return -1;
+ }
+
+ ast_cli_register(&cli_show_cls);
+ ast_cli_register(&cli_show_cl);
+ ast_cli_register(&cli_show_config);
+
+ ast_cli_register(&cli_reload);
+
+
+ ast_register_application("misdn_set_opt", misdn_set_opt_exec, "misdn_set_opt",
+ "misdn_set_opt(:<opt><optarg>:<opt><optarg>..):\n"
+ "Sets mISDN opts. and optargs\n"
+ "\n"
+ "The available options are:\n"
+ " d - Send display text on called phone, text is the optparam\n"
+ " n - don't detect dtmf tones on called channel\n"
+ " h - make digital outgoing call\n"
+ " c - make crypted outgoing call, param is keyindex\n"
+ " e - perform echo cancelation on this channel,\n"
+ " takes taps as arguments (32,64,128,256)\n"
+ " s - send Non Inband DTMF as inband\n"
+ " vr - rxgain control\n"
+ " vt - txgain control\n"
+ );
- bchannel_deinitialize();
- bchannel_failed:
- /* close socket */
- close(sock);
- /* now we say good bye */
- if (ret)
- {
- printf("%s\n", ret);
- exit(EXIT_FAILURE);
+ lcr_cfg_get( 0, LCR_GEN_TRACEFILE, global_tracefile, BUFFERSIZE);
+
+ chan_lcr_log(0, 0, "-- mISDN Channel Driver Registred -- (BE AWARE THIS DRIVER IS EXPERIMENTAL!)\n");
+
+ return 0;
+}
+
+int unload_module(void)
+{
+ /* First, take us out of the channel loop */
+ ast_log(LOG_VERBOSE, "-- Unregistering mISDN Channel Driver --\n");
+
+ misdn_tasks_destroy();
+
+ if (!g_config_initialized) return 0;
+
+ ast_cli_unregister(&cli_show_cls);
+ ast_cli_unregister(&cli_show_cl);
+ ast_cli_unregister(&cli_show_config);
+ ast_cli_unregister(&cli_reload);
+ ast_unregister_application("misdn_set_opt");
+
+ ast_channel_unregister(&lcr_tech);
+
+ if (mISDN_created) {
+ bchannel_deinitialize();
+ mISDN_created = 0;
}
+
+ if (lcr_sock >= 0) {
+ close(lcr_sock);
+ lcr_sock = -1;
+ }
+
+ was ist mit dem mutex
+
+ return 0;
+}
+
+int reload(void)
+{
+ reload_config();
+
+ return 0;
}
+int usecount(void)
+{
+ int res;
+ ast_mutex_lock(&usecnt_lock);
+ res = usecnt;
+ ast_mutex_unlock(&usecnt_lock);
+ return res;
+}
+char *description(void)
+{
+ return desc;
+}
+char *key(void)
+{
+ return ASTERISK_GPL_KEY;
+}