|
|
| version 1.1.1.1.2.6, 2010/04/20 12:16:52 | version 1.1.1.1.2.9, 2010/04/24 10:56:08 |
|---|---|
| Line 217 void cliNetInit(const char *csProg, int pty, struct te | Line 217 void cliNetInit(const char *csProg, int pty, struct te |
| } | } |
| /* | /* |
| * cliNetExec() Execute net CLI main loop | |
| * @cmdList = Commands list | |
| * @csPrompt = Prompt text | |
| * @sock = client socket | |
| * @term = stdin termios | |
| * @win = window size of tty | |
| * return: -1 error, 0 = exit w/^+D, 1 done. | |
| */ | |
| int cliNetExec(cliCommands_t *cmdList, const char *csPrompt, int sock, struct termios *term, struct winsize *win) | |
| { | |
| int pty, ret = 0, r, s, alen; | |
| fd_set fds; | |
| struct timeval tv = { DEFAULT_SOCK_TIMEOUT, 0 }; | |
| u_char buf[BUFSIZ]; | |
| struct telnetAttrs *a, Attr[3]; | |
| switch (forkpty(&pty, NULL, term, win)) { | |
| case -1: | |
| LOGERR; | |
| return -1; | |
| case 0: | |
| close(sock); | |
| cliTTY(NULL, NULL, NULL, win); | |
| ret = cliExec(cmdList, csPrompt) < 0 ? 1 : 0; | |
| _exit(ret); | |
| default: | |
| cliNetInit(getprogname(), pty, term); | |
| telnet_SetCmd(Attr, DO, TELOPT_TTYPE); | |
| telnet_SetCmd(Attr + 1, DO, TELOPT_LINEMODE); | |
| telnet_SetCmd(Attr + 2, GA, 0); | |
| if ((ret = telnetSend(sock, Attr, 3, NULL, 0, 0)) == -1) { | |
| cli_Errno = telnet_GetErrno(); | |
| strlcpy(cli_Error, telnet_GetError(), STRSIZ); | |
| return -1; | |
| } | |
| while (42) { | |
| FD_ZERO(&fds); | |
| FD_SET(sock, &fds); | |
| FD_SET(pty, &fds); | |
| if (select(FD_SETSIZE, &fds, NULL, NULL, &tv) < 1) | |
| break; | |
| r = FD_ISSET(sock, &fds) ? sock : pty; | |
| s = FD_ISSET(sock, &fds) ? pty : sock; | |
| if ((ret = telnetRecv(r, &a, &alen, buf, BUFSIZ)) < 0) { | |
| if (-2 == ret) | |
| continue; | |
| // EOF | |
| if (-3 == ret) | |
| shutdown(r, SHUT_RD); | |
| else { | |
| cli_Errno = telnet_GetErrno(); | |
| strlcpy(cli_Error, telnet_GetError(), STRSIZ); | |
| } | |
| break; | |
| } | |
| if ((ret = telnetSend(s, NULL, 0, buf, ret, 0)) == -1) { | |
| cli_Errno = telnet_GetErrno(); | |
| strlcpy(cli_Error, telnet_GetError(), STRSIZ); | |
| break; | |
| } | |
| /* | |
| if ((ret = read(r, &ch, 1)) < 1) { | |
| if (!ret) | |
| shutdown(r, SHUT_RD); | |
| break; | |
| } | |
| if (write(s, &ch, 1) == -1) | |
| break; | |
| */ | |
| } | |
| close(pty); | |
| } | |
| return ret; | |
| } | |
| /* | |
| * cliExec() Execute CLI main loop | * cliExec() Execute CLI main loop |
| * @cmdList = Commands list | * @cmdList = Commands list |
| * @csPrompt = Prompt text | * @csPrompt = Prompt text |