Version 0.1.1 from FTP
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@142 f38db490-d61c-443f-a65b-d21fe96a405b
This commit is contained in:
parent
8a317c03a2
commit
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120
asterisk.c
120
asterisk.c
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@ -3,7 +3,7 @@
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*
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*
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* Top level source file for asterisk
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* Top level source file for asterisk
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*
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*
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* Copyright (C) 1999, Adtran Inc. and Linux Support Services, LLC
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* Copyright (C) 1999, Mark Spencer
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*
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*
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* Mark Spencer <markster@linux-support.net>
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* Mark Spencer <markster@linux-support.net>
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*
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*
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@ -15,14 +15,23 @@
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#include <stdlib.h>
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#include <stdlib.h>
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#include <asterisk/logger.h>
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#include <asterisk/logger.h>
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#include <asterisk/options.h>
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#include <asterisk/options.h>
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#include <asterisk/cli.h>
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#include <stdio.h>
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#include <stdio.h>
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#include <signal.h>
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#include <signal.h>
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#include <sched.h>
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#include <pthread.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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#include "asterisk.h"
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#include "asterisk.h"
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int option_verbose=0;
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int option_verbose=0;
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int option_debug=0;
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int option_debug=0;
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int option_nofork=0;
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int option_nofork=0;
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int option_quiet=0;
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int option_quiet=0;
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int option_highpriority=0;
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#define HIGH_PRIORITY 1
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#define HIGH_PRIORITY_SCHED SCHED_RR
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static void urg_handler(int num)
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static void urg_handler(int num)
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{
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{
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@ -33,31 +42,110 @@ static void urg_handler(int num)
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return;
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return;
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}
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}
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static int set_priority(int pri)
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{
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struct sched_param sched;
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/* We set ourselves to a high priority, that we might pre-empt everything
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else. If your PBX has heavy activity on it, this is a good thing. */
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if (pri) {
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sched.sched_priority = HIGH_PRIORITY;
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if (sched_setscheduler(0, HIGH_PRIORITY_SCHED, &sched)) {
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ast_log(LOG_WARNING, "Unable to set high priority\n");
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return -1;
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}
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} else {
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sched.sched_priority = 0;
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if (sched_setscheduler(0, SCHED_OTHER, &sched)) {
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ast_log(LOG_WARNING, "Unable to set normal priority\n");
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return -1;
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}
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}
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return 0;
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}
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static void quit_handler(int num)
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static void quit_handler(int num)
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{
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{
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static pthread_mutex_t quitlock = PTHREAD_MUTEX_INITIALIZER;
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char filename[80] = "";
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if (getenv("HOME"))
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snprintf(filename, sizeof(filename), "%s/.asterisk_history", getenv("HOME"));
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/* Quit only once */
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pthread_mutex_lock(&quitlock);
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/* Called on exit */
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/* Called on exit */
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if (option_verbose)
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if (option_verbose)
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ast_verbose("Asterisk ending (%d).\n", num);
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ast_verbose("Asterisk ending (%d).\n", num);
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else if (option_debug)
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else if (option_debug)
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ast_log(LOG_DEBUG, "Asterisk ending (%d).\n", num);
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ast_log(LOG_DEBUG, "Asterisk ending (%d).\n", num);
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if (strlen(filename))
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write_history(filename);
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exit(0);
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exit(0);
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}
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}
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static pthread_t consolethread = -1;
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static void console_verboser(char *s, int pos, int replace, int complete)
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{
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/* Return to the beginning of the line */
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if (!pos)
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fprintf(stdout, "\r");
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fprintf(stdout, s + pos);
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if (complete)
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/* Wake up a select()ing console */
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pthread_kill(consolethread, SIGURG);
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}
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static void consolehandler(char *s)
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{
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/* Called when readline data is available */
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if (s && strlen(s))
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add_history(s);
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if (s)
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ast_cli_command(STDOUT_FILENO, s);
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}
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static char quit_help[] =
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"Usage: quit\n"
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" Exits Asterisk.\n";
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static int handle_quit(int fd, int argc, char *argv[])
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{
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if (argc != 1)
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return RESULT_SHOWUSAGE;
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quit_handler(0);
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return RESULT_SUCCESS;
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}
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#define ASTERISK_PROMPT "*CLI> "
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static struct ast_cli_entry quit = { { "quit", NULL }, handle_quit, "Exit Asterisk", quit_help };
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static char *cli_generator(char *text, int state)
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{
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return ast_cli_generator(rl_line_buffer, text, state);
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}
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int main(int argc, char *argv[])
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int main(int argc, char *argv[])
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{
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{
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char c;
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char c;
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fd_set rfds;
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int res;
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char filename[80] = "";
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if (getenv("HOME"))
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snprintf(filename, sizeof(filename), "%s/.asterisk_history", getenv("HOME"));
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/* Check if we're root */
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/* Check if we're root */
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if (geteuid()) {
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if (geteuid()) {
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ast_log(LOG_ERROR, "Must be run as root\n");
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ast_log(LOG_ERROR, "Must be run as root\n");
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exit(1);
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exit(1);
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}
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}
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/* Check for options */
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/* Check for options */
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while((c=getopt(argc, argv, "dvq")) != EOF) {
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while((c=getopt(argc, argv, "dvqp")) != EOF) {
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switch(c) {
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switch(c) {
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case 'd':
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case 'd':
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option_debug++;
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option_debug++;
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option_nofork++;
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option_nofork++;
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option_verbose++;
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break;
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case 'p':
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option_highpriority++;
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break;
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break;
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case 'v':
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case 'v':
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option_verbose++;
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option_verbose++;
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}
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}
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/* Print a welcome message if desired */
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/* Print a welcome message if desired */
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if (option_verbose) {
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if (option_verbose) {
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ast_verbose( "Asterisk, Copyright (C) 1999 Adtran, Inc. and Linux Support Services, LLC\n");
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ast_verbose( "Asterisk, Copyright (C) 1999 Mark Spencer\n");
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ast_verbose( "Written by Mark Spencer <markster@linux-support.net>\n");
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ast_verbose( "Written by Mark Spencer <markster@linux-support.net>\n");
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ast_verbose( "=========================================================================\n");
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ast_verbose( "=========================================================================\n");
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}
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}
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@ -85,10 +173,32 @@ int main(int argc, char *argv[])
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exit(1);
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exit(1);
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if (load_modules())
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if (load_modules())
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exit(1);
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exit(1);
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if (set_priority(option_highpriority))
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exit(1);
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/* We might have the option of showing a console, but for now just
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/* We might have the option of showing a console, but for now just
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do nothing... */
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do nothing... */
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/* Console stuff now... */
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/* Register our quit function */
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ast_cli_register(&quit);
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consolethread = pthread_self();
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ast_register_verbose(console_verboser);
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if (option_verbose)
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if (option_verbose)
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ast_verbose( "Asterisk Ready.\n");
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ast_verbose( "Asterisk Ready.\n");
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select(0,NULL,NULL,NULL,NULL);
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if (strlen(filename))
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read_history(filename);
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rl_callback_handler_install(ASTERISK_PROMPT, consolehandler);
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rl_completion_entry_function = (Function *)cli_generator;
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for(;;) {
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FD_ZERO(&rfds);
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FD_SET(STDIN_FILENO, &rfds);
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res = select(STDIN_FILENO + 1, &rfds, NULL, NULL, NULL);
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if (res > 0) {
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rl_callback_read_char();
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} else if (res < 1) {
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rl_forced_update_display();
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}
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}
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return 0;
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return 0;
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}
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}
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@ -0,0 +1,572 @@
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/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Standard Command Line Interface
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#include <unistd.h>
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#include <stdlib.h>
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#include <asterisk/logger.h>
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#include <asterisk/options.h>
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#include <asterisk/cli.h>
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#include <asterisk/module.h>
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#include <asterisk/channel.h>
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#include <sys/signal.h>
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#include <stdio.h>
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#include <signal.h>
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#include <string.h>
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#include <pthread.h>
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/* For rl_filename_completion */
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#include <readline/readline.h>
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/* For module directory */
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#include "asterisk.h"
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void ast_cli(int fd, char *fmt, ...)
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{
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char stuff[4096];
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va_list ap;
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va_start(ap, fmt);
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vsnprintf(stuff, sizeof(stuff), fmt, ap);
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va_end(ap);
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write(fd, stuff, strlen(stuff));
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}
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pthread_mutex_t clilock = PTHREAD_MUTEX_INITIALIZER;
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struct ast_cli_entry *helpers = NULL;
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static char load_help[] =
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"Usage: load <module name>\n"
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" Loads the specified module into Asterisk.\n";
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static char unload_help[] =
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"Usage: unload [-f|-h] <module name>\n"
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" Unloads the specified module from Asterisk. The -f\n"
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" option causes the module to be unloaded even if it is\n"
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" in use (may cause a crash) and the -h module causes the\n"
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" module to be unloaded even if the module says it cannot, \n"
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" which almost always will cause a crash.\n";
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static char help_help[] =
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"Usage: help [topic]\n"
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" When called with a topic as an argument, displays usage\n"
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" information on the given command. If called without a\n"
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" topic, it provides a list of commands.\n";
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static char chanlist_help[] =
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"Usage: show channels\n"
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" Lists currently defined channels and some information about\n"
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" them.\n";
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static int handle_load(int fd, int argc, char *argv[])
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{
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if (argc != 2)
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return RESULT_SHOWUSAGE;
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if (ast_load_resource(argv[1])) {
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ast_cli(fd, "Unable to load module %s\n", argv[1]);
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return RESULT_FAILURE;
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}
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return RESULT_SUCCESS;
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}
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static int handle_unload(int fd, int argc, char *argv[])
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{
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int x;
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int force=AST_FORCE_SOFT;
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if (argc < 2)
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return RESULT_SHOWUSAGE;
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for (x=1;x<argc;x++) {
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if (argv[x][0] == '-') {
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switch(argv[x][1]) {
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case 'f':
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force = AST_FORCE_FIRM;
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break;
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case 'h':
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force = AST_FORCE_HARD;
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break;
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default:
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return RESULT_SHOWUSAGE;
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}
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} else if (x != argc - 1)
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return RESULT_SHOWUSAGE;
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else if (ast_unload_resource(argv[x], force)) {
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ast_cli(fd, "Unable to unload resource %s\n", argv[x]);
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return RESULT_FAILURE;
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}
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}
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return RESULT_SUCCESS;
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}
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|
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#define MODLIST_FORMAT "%-20s %-40.40s %-10d\n"
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#define MODLIST_FORMAT2 "%-20s %-40.40s %-10s\n"
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static pthread_mutex_t climodentrylock = PTHREAD_MUTEX_INITIALIZER;
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static int climodentryfd = -1;
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static int modlist_modentry(char *module, char *description, int usecnt)
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{
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ast_cli(climodentryfd, MODLIST_FORMAT, module, description, usecnt);
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return 0;
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}
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static char modlist_help[] =
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"Usage: show modules\n"
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" Shows Asterisk modules currently in use, and usage "
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"statistics.\n";
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||||||
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static int handle_modlist(int fd, int argc, char *argv[])
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{
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if (argc != 2)
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||||||
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return RESULT_SHOWUSAGE;
|
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pthread_mutex_lock(&climodentrylock);
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climodentryfd = fd;
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ast_cli(fd, MODLIST_FORMAT2, "Module", "Description", "Use Count");
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ast_update_module_list(modlist_modentry);
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climodentryfd = -1;
|
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|
pthread_mutex_unlock(&climodentrylock);
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||||||
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return RESULT_SUCCESS;
|
||||||
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}
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||||||
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||||||
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static int handle_chanlist(int fd, int argc, char *argv[])
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{
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||||||
|
#define FORMAT_STRING "%15s (%-10s %-12s %-4d) %-12s %-15s\n"
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||||||
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#define FORMAT_STRING2 "%15s (%-10s %-12s %-4s) %-12s %-15s\n"
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||||||
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struct ast_channel *c=NULL;
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if (argc != 2)
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return RESULT_SHOWUSAGE;
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c = ast_channel_walk(NULL);
|
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ast_cli(fd, FORMAT_STRING2, "Channel", "Context", "Extension", "Pri", "Appl.", "Data");
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while(c) {
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ast_cli(fd, FORMAT_STRING, c->name, c->context, c->exten, c->priority,
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c->appl ? c->appl : "(None)", c->data ? ( strlen(c->data) ? c->data : "(Empty)" ): "(None)");
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c = ast_channel_walk(c);
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}
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return RESULT_SUCCESS;
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||||||
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}
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||||||
|
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||||||
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static char showchan_help[] =
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"Usage: show channel <channel>\n"
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||||||
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" Shows lots of information about the specified channel.\n";
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||||||
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||||||
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static int handle_showchan(int fd, int argc, char *argv[])
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||||||
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{
|
||||||
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struct ast_channel *c=NULL;
|
||||||
|
if (argc != 3)
|
||||||
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return RESULT_SHOWUSAGE;
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||||||
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c = ast_channel_walk(NULL);
|
||||||
|
while(c) {
|
||||||
|
if (!strcasecmp(c->name, argv[2])) {
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ast_cli(fd,
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" -- General --\n"
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||||||
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" Name: %s\n"
|
||||||
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" Type: %s\n"
|
||||||
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" Translator: %s\n"
|
||||||
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" Master: %s\n"
|
||||||
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" Caller ID: %s\n"
|
||||||
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" DNID Digits: %s\n"
|
||||||
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" State: %d\n"
|
||||||
|
" Rings: %d\n"
|
||||||
|
" Format: %d\n"
|
||||||
|
"File Descriptor: %d\n"
|
||||||
|
" -- PBX --\n"
|
||||||
|
" Context: %s\n"
|
||||||
|
" Extension: %s\n"
|
||||||
|
" Priority: %d\n"
|
||||||
|
" Application: %s\n"
|
||||||
|
" Data: %s\n"
|
||||||
|
" Stack: %d\n"
|
||||||
|
" Blocking in: %s\n",
|
||||||
|
c->name, c->type, (c->trans ? c->trans->name : "(N/A)"),
|
||||||
|
(c->master ? c->master->name : "(N/A)"), (c->callerid ? c->callerid : "(N/A)"),
|
||||||
|
(c->dnid ? c->dnid : "(N/A)" ), c->state, c->rings, c->format,
|
||||||
|
c->fd, c->context, c->exten, c->priority, ( c->appl ? c->appl : "(N/A)" ),
|
||||||
|
( c-> data ? (strlen(c->data) ? c->data : "(Empty)") : "(None)"),
|
||||||
|
c->stack, (c->blocking ? c->blockproc : "(Not Blocking)"));
|
||||||
|
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
c = ast_channel_walk(c);
|
||||||
|
}
|
||||||
|
if (!c)
|
||||||
|
ast_cli(fd, "%s is not a known channel\n", argv[2]);
|
||||||
|
return RESULT_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
static char *complete_ch(char *line, char *word, int pos, int state)
|
||||||
|
{
|
||||||
|
struct ast_channel *c;
|
||||||
|
int which=0;
|
||||||
|
c = ast_channel_walk(NULL);
|
||||||
|
while(c) {
|
||||||
|
if (++which > state)
|
||||||
|
break;
|
||||||
|
c = ast_channel_walk(c);
|
||||||
|
}
|
||||||
|
return c ? strdup(c->name) : NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
static char *complete_fn(char *line, char *word, int pos, int state)
|
||||||
|
{
|
||||||
|
char *c;
|
||||||
|
char filename[256];
|
||||||
|
if (pos != 1)
|
||||||
|
return NULL;
|
||||||
|
if (word[0] == '/')
|
||||||
|
strncpy(filename, word, sizeof(filename));
|
||||||
|
else
|
||||||
|
snprintf(filename, sizeof(filename), "%s/%s", AST_MODULE_DIR, word);
|
||||||
|
c = filename_completion_function(filename, state);
|
||||||
|
if (c && word[0] != '/')
|
||||||
|
c += (strlen(AST_MODULE_DIR) + 1);
|
||||||
|
return c ? strdup(c) : c;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int handle_help(int fd, int argc, char *argv[]);
|
||||||
|
|
||||||
|
static struct ast_cli_entry builtins[] = {
|
||||||
|
/* Keep alphabetized */
|
||||||
|
{ { "show" , "channels", NULL }, handle_chanlist, "Display information on channels", chanlist_help },
|
||||||
|
{ { "help", NULL }, handle_help, "Display help list, or specific help on a command", help_help },
|
||||||
|
{ { "load", NULL }, handle_load, "Load a dynamic module by name", load_help, complete_fn },
|
||||||
|
{ { "show", "modules", NULL }, handle_modlist, "List modules and info", modlist_help },
|
||||||
|
{ { "show", "channel", NULL }, handle_showchan, "Display information on a specific channel", showchan_help, complete_ch },
|
||||||
|
{ { "unload", NULL }, handle_unload, "Unload a dynamic module by name", unload_help, complete_fn },
|
||||||
|
{ { NULL }, NULL, NULL, NULL }
|
||||||
|
};
|
||||||
|
|
||||||
|
static struct ast_cli_entry *find_cli(char *cmds[], int exact)
|
||||||
|
{
|
||||||
|
int x;
|
||||||
|
int y;
|
||||||
|
int match;
|
||||||
|
struct ast_cli_entry *e=NULL;
|
||||||
|
for (x=0;builtins[x].cmda[0];x++) {
|
||||||
|
/* start optimistic */
|
||||||
|
match = 1;
|
||||||
|
for (y=0;match && cmds[y]; y++) {
|
||||||
|
/* If there are no more words in the candidate command, then we're
|
||||||
|
there. */
|
||||||
|
if (!builtins[x].cmda[y] && !exact)
|
||||||
|
break;
|
||||||
|
/* If there are no more words in the command (and we're looking for
|
||||||
|
an exact match) or there is a difference between the two words,
|
||||||
|
then this is not a match */
|
||||||
|
if (!builtins[x].cmda[y] || strcasecmp(builtins[x].cmda[y], cmds[y]))
|
||||||
|
match = 0;
|
||||||
|
}
|
||||||
|
/* If more words are needed to complete the command then this is not
|
||||||
|
a candidate (unless we're looking for a really inexact answer */
|
||||||
|
if ((exact > -1) && builtins[x].cmda[y])
|
||||||
|
match = 0;
|
||||||
|
if (match)
|
||||||
|
return &builtins[x];
|
||||||
|
}
|
||||||
|
for (e=helpers;e;e=e->next) {
|
||||||
|
match = 1;
|
||||||
|
for (y=0;match && e->cmda[y]; y++) {
|
||||||
|
if (!e->cmda[y] && !exact)
|
||||||
|
break;
|
||||||
|
if (!e->cmda[y] || strcasecmp(e->cmda[y], cmds[y]))
|
||||||
|
match = 0;
|
||||||
|
}
|
||||||
|
if ((exact > -1) && e->cmda[y])
|
||||||
|
match = 0;
|
||||||
|
if (match)
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
return e;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void join(char *s, int len, char *w[])
|
||||||
|
{
|
||||||
|
int x;
|
||||||
|
/* Join words into a string */
|
||||||
|
strcpy(s, "");
|
||||||
|
for (x=0;w[x];x++) {
|
||||||
|
if (x)
|
||||||
|
strncat(s, " ", len - strlen(s));
|
||||||
|
strncat(s, w[x], len - strlen(s));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static char *find_best(char *argv[])
|
||||||
|
{
|
||||||
|
static char cmdline[80];
|
||||||
|
int x;
|
||||||
|
/* See how close we get, then print the */
|
||||||
|
char *myargv[AST_MAX_CMD_LEN];
|
||||||
|
for (x=0;x<AST_MAX_CMD_LEN;x++)
|
||||||
|
myargv[x]=NULL;
|
||||||
|
for (x=0;argv[x];x++) {
|
||||||
|
myargv[x] = argv[x];
|
||||||
|
if (!find_cli(myargv, -1))
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
join(cmdline, sizeof(cmdline), myargv);
|
||||||
|
return cmdline;
|
||||||
|
}
|
||||||
|
|
||||||
|
int ast_cli_register(struct ast_cli_entry *e)
|
||||||
|
{
|
||||||
|
struct ast_cli_entry *cur, *l=NULL;
|
||||||
|
char fulle[80], fulltst[80];
|
||||||
|
pthread_mutex_lock(&clilock);
|
||||||
|
join(fulle, sizeof(fulle), e->cmda);
|
||||||
|
if (find_cli(e->cmda, -1)) {
|
||||||
|
ast_log(LOG_WARNING, "Command '%s' already registered (or something close enough)\n", fulle);
|
||||||
|
pthread_mutex_unlock(&clilock);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
cur = helpers;
|
||||||
|
while(cur) {
|
||||||
|
join(fulltst, sizeof(fulltst), cur->cmda);
|
||||||
|
if (strcmp(fulle, fulltst) > 0) {
|
||||||
|
/* Put it here */
|
||||||
|
e->next = cur->next;
|
||||||
|
cur->next = e;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
l = cur;
|
||||||
|
cur = cur->next;
|
||||||
|
}
|
||||||
|
if (!cur) {
|
||||||
|
if (l)
|
||||||
|
l->next = e;
|
||||||
|
else
|
||||||
|
helpers = e;
|
||||||
|
e->next = NULL;
|
||||||
|
}
|
||||||
|
pthread_mutex_unlock(&clilock);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int help_workhorse(int fd, char *match[])
|
||||||
|
{
|
||||||
|
char fullcmd1[80];
|
||||||
|
char fullcmd2[80];
|
||||||
|
char matchstr[80];
|
||||||
|
char *fullcmd;
|
||||||
|
struct ast_cli_entry *e, *e1, *e2;
|
||||||
|
e1 = builtins;
|
||||||
|
e2 = helpers;
|
||||||
|
if (match)
|
||||||
|
join(matchstr, sizeof(matchstr), match);
|
||||||
|
while(e1->cmda[0] || e2) {
|
||||||
|
if (e2)
|
||||||
|
join(fullcmd2, sizeof(fullcmd2), e2->cmda);
|
||||||
|
if (e1->cmda[0])
|
||||||
|
join(fullcmd1, sizeof(fullcmd1), e1->cmda);
|
||||||
|
if (!e1->cmda ||
|
||||||
|
(e2 && (strcmp(fullcmd2, fullcmd1) < 0))) {
|
||||||
|
/* Use e2 */
|
||||||
|
e = e2;
|
||||||
|
fullcmd = fullcmd2;
|
||||||
|
/* Increment by going to next */
|
||||||
|
e2 = e2->next;
|
||||||
|
} else {
|
||||||
|
/* Use e1 */
|
||||||
|
e = e1;
|
||||||
|
fullcmd = fullcmd1;
|
||||||
|
e1++;
|
||||||
|
}
|
||||||
|
if (match) {
|
||||||
|
if (strncasecmp(matchstr, fullcmd, strlen(matchstr))) {
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
ast_cli(fd, "%15s %s\n", fullcmd, e->summary);
|
||||||
|
}
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int handle_help(int fd, int argc, char *argv[]) {
|
||||||
|
struct ast_cli_entry *e;
|
||||||
|
char fullcmd[80];
|
||||||
|
if ((argc < 1))
|
||||||
|
return RESULT_SHOWUSAGE;
|
||||||
|
if (argc > 1) {
|
||||||
|
e = find_cli(argv + 1, 1);
|
||||||
|
if (e)
|
||||||
|
ast_cli(fd, e->usage);
|
||||||
|
else {
|
||||||
|
if (find_cli(argv + 1, -1)) {
|
||||||
|
return help_workhorse(fd, argv + 1);
|
||||||
|
} else {
|
||||||
|
join(fullcmd, sizeof(fullcmd), argv+1);
|
||||||
|
ast_cli(fd, "No such command '%s'.\n", fullcmd);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
return help_workhorse(fd, NULL);
|
||||||
|
}
|
||||||
|
return RESULT_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
static char *parse_args(char *s, int *max, char *argv[])
|
||||||
|
{
|
||||||
|
char *dup, *cur;
|
||||||
|
int x=0;
|
||||||
|
int quoted=0;
|
||||||
|
int escaped=0;
|
||||||
|
int whitespace=1;
|
||||||
|
|
||||||
|
dup = strdup(s);
|
||||||
|
if (dup) {
|
||||||
|
cur = dup;
|
||||||
|
while(*s) {
|
||||||
|
switch(*s) {
|
||||||
|
case '"':
|
||||||
|
/* If it's escaped, put a literal quote */
|
||||||
|
if (escaped)
|
||||||
|
goto normal;
|
||||||
|
else
|
||||||
|
quoted = !quoted;
|
||||||
|
escaped = 0;
|
||||||
|
break;
|
||||||
|
case ' ':
|
||||||
|
case '\t':
|
||||||
|
if (!quoted && !escaped) {
|
||||||
|
/* If we're not quoted, mark this as whitespace, and
|
||||||
|
end the previous argument */
|
||||||
|
whitespace = 1;
|
||||||
|
*(cur++) = '\0';
|
||||||
|
} else
|
||||||
|
/* Otherwise, just treat it as anything else */
|
||||||
|
goto normal;
|
||||||
|
break;
|
||||||
|
case '\\':
|
||||||
|
/* If we're escaped, print a literal, otherwise enable escaping */
|
||||||
|
if (escaped) {
|
||||||
|
goto normal;
|
||||||
|
} else {
|
||||||
|
escaped=1;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
normal:
|
||||||
|
if (whitespace) {
|
||||||
|
if (x >= AST_MAX_ARGS -1) {
|
||||||
|
ast_log(LOG_WARNING, "Too many arguments, truncating\n");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
/* Coming off of whitespace, start the next argument */
|
||||||
|
argv[x++] = cur;
|
||||||
|
whitespace=0;
|
||||||
|
}
|
||||||
|
*(cur++) = *s;
|
||||||
|
escaped=0;
|
||||||
|
}
|
||||||
|
s++;
|
||||||
|
}
|
||||||
|
/* Null terminate */
|
||||||
|
*(cur++) = '\0';
|
||||||
|
argv[x] = NULL;
|
||||||
|
*max = x;
|
||||||
|
}
|
||||||
|
return dup;
|
||||||
|
}
|
||||||
|
|
||||||
|
char *ast_cli_generator(char *text, char *word, int state)
|
||||||
|
{
|
||||||
|
char *argv[AST_MAX_ARGS];
|
||||||
|
struct ast_cli_entry *e, *e1, *e2;
|
||||||
|
int x;
|
||||||
|
int matchnum=0;
|
||||||
|
char *dup, *res;
|
||||||
|
char fullcmd1[80];
|
||||||
|
char fullcmd2[80];
|
||||||
|
char matchstr[80];
|
||||||
|
char *fullcmd;
|
||||||
|
|
||||||
|
if ((dup = parse_args(text, &x, argv))) {
|
||||||
|
join(matchstr, sizeof(matchstr), argv);
|
||||||
|
pthread_mutex_lock(&clilock);
|
||||||
|
e1 = builtins;
|
||||||
|
e2 = helpers;
|
||||||
|
while(e1->cmda[0] || e2) {
|
||||||
|
if (e2)
|
||||||
|
join(fullcmd2, sizeof(fullcmd2), e2->cmda);
|
||||||
|
if (e1->cmda[0])
|
||||||
|
join(fullcmd1, sizeof(fullcmd1), e1->cmda);
|
||||||
|
if (!e1->cmda ||
|
||||||
|
(e2 && (strcmp(fullcmd2, fullcmd1) < 0))) {
|
||||||
|
/* Use e2 */
|
||||||
|
e = e2;
|
||||||
|
fullcmd = fullcmd2;
|
||||||
|
/* Increment by going to next */
|
||||||
|
e2 = e2->next;
|
||||||
|
} else {
|
||||||
|
/* Use e1 */
|
||||||
|
e = e1;
|
||||||
|
fullcmd = fullcmd1;
|
||||||
|
e1++;
|
||||||
|
}
|
||||||
|
if (!strncasecmp(matchstr, fullcmd, strlen(matchstr))) {
|
||||||
|
/* We contain the first part of one or more commands */
|
||||||
|
matchnum++;
|
||||||
|
if (matchnum > state) {
|
||||||
|
/* Now, what we're supposed to return is the next word... */
|
||||||
|
if (strlen(word)) {
|
||||||
|
res = e->cmda[x-1];
|
||||||
|
} else {
|
||||||
|
res = e->cmda[x];
|
||||||
|
}
|
||||||
|
if (res) {
|
||||||
|
pthread_mutex_unlock(&clilock);
|
||||||
|
return res ? strdup(res) : NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (e->generator && !strncasecmp(matchstr, fullcmd, strlen(fullcmd))) {
|
||||||
|
/* We have a command in its entirity within us -- theoretically only one
|
||||||
|
command can have this occur */
|
||||||
|
fullcmd = e->generator(text, word, (strlen(word) ? (x - 1) : (x)), state);
|
||||||
|
pthread_mutex_unlock(&clilock);
|
||||||
|
return fullcmd;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
pthread_mutex_unlock(&clilock);
|
||||||
|
free(dup);
|
||||||
|
}
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
int ast_cli_command(int fd, char *s)
|
||||||
|
{
|
||||||
|
char *argv[AST_MAX_ARGS];
|
||||||
|
struct ast_cli_entry *e;
|
||||||
|
int x;
|
||||||
|
char *dup;
|
||||||
|
x = AST_MAX_ARGS;
|
||||||
|
if ((dup = parse_args(s, &x, argv))) {
|
||||||
|
/* We need at least one entry, or ignore */
|
||||||
|
if (x > 0) {
|
||||||
|
pthread_mutex_lock(&clilock);
|
||||||
|
e = find_cli(argv, 0);
|
||||||
|
if (e) {
|
||||||
|
switch(e->handler(fd, x, argv)) {
|
||||||
|
case RESULT_SHOWUSAGE:
|
||||||
|
ast_cli(fd, e->usage);
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
}
|
||||||
|
} else
|
||||||
|
ast_cli(fd, "No such command '%s'\n", find_best(argv));
|
||||||
|
pthread_mutex_unlock(&clilock);
|
||||||
|
}
|
||||||
|
free(dup);
|
||||||
|
} else {
|
||||||
|
ast_log(LOG_WARNING, "Out of memory\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
return 0;
|
||||||
|
}
|
|
@ -0,0 +1,66 @@
|
||||||
|
/*
|
||||||
|
* Asterisk -- A telephony toolkit for Linux.
|
||||||
|
*
|
||||||
|
* Standard Command Line Interface
|
||||||
|
*
|
||||||
|
* Copyright (C) 1999, Mark Spencer
|
||||||
|
*
|
||||||
|
* Mark Spencer <markster@linux-support.net>
|
||||||
|
*
|
||||||
|
* This program is free software, distributed under the terms of
|
||||||
|
* the GNU General Public License
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef _ASTERISK_CLI_H
|
||||||
|
#define _ASTERISK_CLI_H
|
||||||
|
|
||||||
|
#if defined(__cplusplus) || defined(c_plusplus)
|
||||||
|
extern "C" {
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include <stdarg.h>
|
||||||
|
|
||||||
|
extern void ast_cli(int fd, char *fmt, ...);
|
||||||
|
|
||||||
|
#define RESULT_SUCCESS 0
|
||||||
|
#define RESULT_SHOWUSAGE 1
|
||||||
|
#define RESULT_FAILURE 2
|
||||||
|
|
||||||
|
#define AST_MAX_CMD_LEN 16
|
||||||
|
|
||||||
|
/* A command line entry */
|
||||||
|
#define AST_MAX_ARGS 64
|
||||||
|
|
||||||
|
struct ast_cli_entry {
|
||||||
|
/* Null terminated list of the words of the command */
|
||||||
|
char *cmda[AST_MAX_CMD_LEN];
|
||||||
|
/* Handler for the command (fd for output, # of arguments, argument list).
|
||||||
|
Returns RESULT_SHOWUSAGE for improper arguments */
|
||||||
|
int (*handler)(int fd, int argc, char *argv[]);
|
||||||
|
/* Summary of the command (< 60 characters) */
|
||||||
|
char *summary;
|
||||||
|
/* Detailed usage information */
|
||||||
|
char *usage;
|
||||||
|
/* Generate a list of possible completions for a given word */
|
||||||
|
char *(*generator)(char *line, char *word, int pos, int state);
|
||||||
|
/* For linking */
|
||||||
|
struct ast_cli_entry *next;
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Interpret a command s, sending output to fd */
|
||||||
|
extern int ast_cli_command(int fd, char *s);
|
||||||
|
|
||||||
|
/* Register your own command */
|
||||||
|
extern int ast_cli_register(struct ast_cli_entry *e);
|
||||||
|
|
||||||
|
/* Unregister your own command */
|
||||||
|
extern int ast_cli_unregister(struct ast_cli_entry *e);
|
||||||
|
|
||||||
|
/* Useful for readline, that's about it */
|
||||||
|
extern char *ast_cli_generator(char *, char *, int);
|
||||||
|
|
||||||
|
#if defined(__cplusplus) || defined(c_plusplus)
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif
|
Reference in New Issue