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| version 1.2.2.7, 2010/06/07 11:54:00 | version 1.2.2.21, 2010/12/07 16:33:46 |
|---|---|
| Line 12 | Line 12 |
| #pragma GCC visibility push(hidden) | #pragma GCC visibility push(hidden) |
| /* | |
| commands_t cli_stdCmds[] = { | |
| { "test", cli_Cmd_Unsupported, "Test - Don`t use default command structure!", "test <cr>", cli_Comp_Filename }, | |
| { "-------", NULL, "---------------------", NULL, NULL }, | |
| { "help", cli_Cmd_Help, "Help screen", "help [command] <cr>", NULL }, | |
| { "exit", cli_Cmd_Exit, "Exit from console", "exit <cr>", NULL }, | |
| { NULL, NULL, NULL, NULL } | |
| }; | |
| */ | |
| // ------------------------------------------------ | // ------------------------------------------------ |
| int cli_Errno; | int cli_Errno; |
| Line 108 printfNL(linebuffer_t * __restrict buf, int prompt) | Line 98 printfNL(linebuffer_t * __restrict buf, int prompt) |
| } | } |
| } | } |
| static inline void | |
| printfCLI(linebuffer_t * __restrict buf, const unsigned char *text, int textlen, int prompt) | |
| { | |
| if (buf && text && textlen) { | |
| if (prompt && buf->line_prompt) | |
| write(buf->line_out, buf->line_prompt, buf->line_bol); | |
| write(buf->line_out, text, textlen); | |
| } | |
| } | |
| // ------------------------------------------------------------ | // ------------------------------------------------------------ |
| static int | static int |
| Line 145 bufCHAR(int idx, void * __restrict buffer) | Line 124 bufCHAR(int idx, void * __restrict buffer) |
| write(buf->line_out, buf->line_keys[idx].key_ch, buf->line_keys[idx].key_len); | write(buf->line_out, buf->line_keys[idx].key_ch, buf->line_keys[idx].key_len); |
| if (buf->line_mode == LINEMODE_INS) { | if (buf->line_mode == LINEMODE_INS) { |
| printfCLI(buf, (const u_char*) buf->line_buf + pos + buf->line_keys[idx].key_len, | write(buf->line_out, (const u_char*) buf->line_buf + pos + buf->line_keys[idx].key_len, |
| buf->line_len - buf->line_eol, 0); | buf->line_len - buf->line_eol); |
| printfEOL(buf, -1, 1); | printfEOL(buf, -1, 1); |
| } | } |
| return RETCODE_OK; | return RETCODE_OK; |
| Line 165 bufEOL(int idx, void * __restrict buffer) | Line 144 bufEOL(int idx, void * __restrict buffer) |
| static int | static int |
| bufEOF(int idx, void * __restrict buffer) | bufEOF(int idx, void * __restrict buffer) |
| { | { |
| linebuffer_t *buf = buffer; | /* |
| if (!buffer || idx < 0 || idx > MAX_BINDKEY) | if (!buffer || idx < 0 || idx > MAX_BINDKEY) |
| return RETCODE_ERR; | return RETCODE_ERR; |
| */ | |
| write(buf->line_out, buf->line_keys[idx].key_ch, buf->line_keys[idx].key_len); | |
| return RETCODE_EOF; | return RETCODE_EOF; |
| } | } |
| Line 384 bufDEL(int idx, void * __restrict buffer) | Line 362 bufDEL(int idx, void * __restrict buffer) |
| return RETCODE_OK; | return RETCODE_OK; |
| } | } |
| static int | |
| bufComp(int idx, void * __restrict buffer) | |
| { | |
| linebuffer_t *buf = buffer; | |
| char *str, *s, **app, *items[MAX_PROMPT_ITEMS], szLine[STRSIZ]; | |
| register int i, j; | |
| struct tagCommand *cmd, *c; | |
| int pos, ret = RETCODE_OK; | |
| if (!buffer || idx < 0 || idx > MAX_BINDKEY) | |
| return RETCODE_ERR; | |
| str = strdup(buf->line_buf); | |
| if (!str) | |
| return RETCODE_ERR; | |
| else { | |
| s = str; | |
| io_TrimStr((u_char*) s); | |
| } | |
| i = j = 0; | |
| c = NULL; | |
| memset(szLine, 0, STRSIZ); | |
| if (*s) { | |
| memset(items, 0, sizeof(char*) * MAX_PROMPT_ITEMS); | |
| for (app = items, i = 0; app < items + MAX_PROMPT_ITEMS - 1 && (*app = strsep(&s, " \t")); | |
| *app ? i++ : i, *app ? app++ : app); | |
| if (i) { | |
| SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next) { | |
| if (cmd->cmd_level == buf->line_level && | |
| !strncmp(cmd->cmd_name, items[0], strlen(items[0]))) { | |
| if (strncmp(cmd->cmd_name, CLI_CMD_SEP, strlen(CLI_CMD_SEP))) { | |
| j++; | |
| c = cmd; | |
| strlcat(szLine, " ", STRSIZ); | |
| strlcat(szLine, cmd->cmd_name, STRSIZ); | |
| } | |
| } | |
| } | |
| if (i > 1 && c) { | |
| /* we are on argument of command and has complition info */ | |
| j++; // always must be j > 1 ;) for arguments | |
| strlcpy(szLine, c->cmd_info, STRSIZ); | |
| } | |
| } else { | |
| /* we have valid char but i == 0, this case is illegal */ | |
| ret = RETCODE_ERR; | |
| goto endcomp; | |
| } | |
| } else { | |
| /* we on 0 position of prompt, show commands for this level */ | |
| SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next) { | |
| if (cmd->cmd_level == buf->line_level) | |
| if (strncmp(cmd->cmd_name, CLI_CMD_SEP, strlen(CLI_CMD_SEP))) { | |
| j++; | |
| c = cmd; | |
| strlcat(szLine, " ", STRSIZ); | |
| strlcat(szLine, cmd->cmd_name, STRSIZ); | |
| } | |
| } | |
| } | |
| /* completion show actions ... */ | |
| if (j > 1 && c) { | |
| printfNL(buf, 0); | |
| write(buf->line_out, szLine, strlen(szLine)); | |
| printfNL(buf, 1); | |
| printfEOL(buf, buf->line_len - 1, 1); | |
| printfEOL(buf, -1, 1); | |
| } | |
| if (j == 1 && c) { | |
| clrscrEOL(buf); | |
| cli_freeLine(buf); | |
| pos = buf->line_eol - buf->line_bol; | |
| buf->line_len += c->cmd_len + 1; | |
| buf->line_eol += c->cmd_len + 1; | |
| memcpy(buf->line_buf + pos, c->cmd_name, c->cmd_len); | |
| buf->line_buf[pos + c->cmd_len] = (u_char) *K_SPACE; | |
| buf->line_buf[buf->line_len - 1] = 0; | |
| printfEOL(buf, -1, 1); | |
| } | |
| endcomp: | |
| free(str); | |
| return ret; | |
| } | |
| static int | |
| bufHelp(int idx, void * __restrict buffer) | |
| { | |
| linebuffer_t *buf = buffer; | |
| if (!buffer || idx < 0 || idx > MAX_BINDKEY) | |
| return RETCODE_ERR; | |
| cli_Cmd_Help(buf, -1, NULL); | |
| printfEOL(buf, buf->line_len - 1, 1); | |
| printfEOL(buf, -1, 1); | |
| return RETCODE_OK; | |
| } | |
| // --------------------------------------------------------------- | // --------------------------------------------------------------- |
| /* | /* |
| Line 414 cli_Printf(linebuffer_t * __restrict buffer, char *fmt | Line 500 cli_Printf(linebuffer_t * __restrict buffer, char *fmt |
| } | } |
| /* | /* |
| * cli_PrintHelp() Print help screen | |
| * @buffer = CLI buffer | |
| * return: none | |
| */ | |
| inline void | |
| cli_PrintHelp(linebuffer_t * __restrict buffer) | |
| { | |
| if (buffer) { | |
| bufHelp(0, buffer); | |
| clrscrEOL(buffer); | |
| } else | |
| cli_SetErr(EINVAL, "Error:: invalid input parameters ..."); | |
| } | |
| /* | |
| * cli_BindKey() Bind function to key | * cli_BindKey() Bind function to key |
| * @key = key structure | * @key = key structure |
| * @buffer = CLI buffer | * @buffer = CLI buffer |
| Line 456 cli_addCommand(linebuffer_t * __restrict buffer, const | Line 558 cli_addCommand(linebuffer_t * __restrict buffer, const |
| { | { |
| struct tagCommand *cmd; | struct tagCommand *cmd; |
| if (!buffer || !csCmd || !funcCmd) { | if (!buffer || !csCmd) { |
| cli_SetErr(EINVAL, "Error:: invalid input parameters ..."); | cli_SetErr(EINVAL, "Error:: invalid input parameters ..."); |
| return RETCODE_ERR; | return RETCODE_ERR; |
| } | } |
| Line 805 cliInit(int fin, int fout, const char *prompt) | Line 907 cliInit(int fin, int fout, const char *prompt) |
| linebuffer_t *buffer; | linebuffer_t *buffer; |
| bindkey_t *keys; | bindkey_t *keys; |
| register int i; | register int i; |
| struct termios t; | |
| memset(&t, 0, sizeof t); | |
| /* init buffer */ | /* init buffer */ |
| buffer = malloc(sizeof (linebuffer_t)); | buffer = malloc(sizeof(linebuffer_t)); |
| if (!buffer) { | if (!buffer) { |
| LOGERR; | LOGERR; |
| return NULL; | return NULL; |
| Line 856 cliInit(int fin, int fout, const char *prompt) | Line 956 cliInit(int fin, int fout, const char *prompt) |
| /* add helper functions */ | /* add helper functions */ |
| cli_addCommand(buffer, "exit", 0, cli_Cmd_Exit, "exit <cr>", "Exit from console"); | cli_addCommand(buffer, "exit", 0, cli_Cmd_Exit, "exit <cr>", "Exit from console"); |
| cli_addCommand(buffer, "help", 0, cli_Cmd_Help, "help [command] <cr>", "Help screen"); | |
| cli_addCommand(buffer, "-------", 0, NULL, "-------------------------", NULL); | |
| /* fill key bindings */ | /* fill key bindings */ |
| // ascii chars & ctrl+chars | // ascii chars & ctrl+chars |
| Line 875 cliInit(int fin, int fout, const char *prompt) | Line 977 cliInit(int fin, int fout, const char *prompt) |
| keys[i].key_func = bufBEGIN; | keys[i].key_func = bufBEGIN; |
| if (i == *K_CTRL_E) | if (i == *K_CTRL_E) |
| keys[i].key_func = bufEND; | keys[i].key_func = bufEND; |
| if (i == *K_TAB) | |
| keys[i].key_func = bufComp; | |
| if (i >= *K_SPACE && i < *K_BACKSPACE) | if (i >= *K_SPACE && i < *K_BACKSPACE) |
| keys[i].key_func = bufCHAR; | keys[i].key_func = bufCHAR; |
| if (i > *K_BACKSPACE && i < 0xff) | if (i > *K_BACKSPACE && i < 0xff) |
| keys[i].key_func = bufCHAR; | keys[i].key_func = bufCHAR; |
| if (i == '?') | |
| keys[i].key_func = bufHelp; | |
| } | } |
| // alt+chars | // alt+chars |
| for (i = 256; i < 512; i++) { | for (i = 256; i < 512; i++) { |
| Line 1041 cliInit(int fin, int fout, const char *prompt) | Line 1147 cliInit(int fin, int fout, const char *prompt) |
| memcpy(keys[i].key_ch, K_F12, keys[i].key_len); | memcpy(keys[i].key_ch, K_F12, keys[i].key_len); |
| i++; | i++; |
| buffer->line_keys = keys; | |
| return buffer; | |
| } | |
| /* | |
| * cliInitLine() Init CLI input line terminal | |
| * @buffer = CLI buffer | |
| * return: none | |
| */ | |
| int | |
| cliInitLine(linebuffer_t * __restrict buffer) | |
| { | |
| struct termios t; | |
| memset(&t, 0, sizeof t); | |
| tcgetattr(buffer->line_in, &t); | tcgetattr(buffer->line_in, &t); |
| t.c_lflag &= ~(ICANON | ISIG | IEXTEN | ECHO | ECHOCTL | ECHOE | ECHOK | ECHOKE | ECHONL | ECHOPRT); | t.c_lflag &= ~(ICANON | ISIG | IEXTEN | ECHO | ECHOCTL | ECHOE | ECHOK | ECHOKE | ECHONL | ECHOPRT); |
| t.c_iflag |= IGNBRK; | t.c_iflag |= IGNBRK; |
| t.c_cc[VMIN] = 1; | t.c_cc[VMIN] = 1; |
| t.c_cc[VTIME] = 0; | t.c_cc[VTIME] = 0; |
| tcsetattr(buffer->line_in, TCSANOW, &t); | return tcsetattr(buffer->line_in, TCSANOW, &t); |
| buffer->line_keys = keys; | |
| return buffer; | |
| } | } |
| /* | /* |
| Line 1131 recheck: | Line 1249 recheck: |
| * @buffer = CLI buffer | * @buffer = CLI buffer |
| * @csHistFile = History file name | * @csHistFile = History file name |
| * @sock = client socket | * @sock = client socket |
| * @term = stdin termios | |
| * @win = window size of tty | |
| * return: RETCODE_ERR error, RETCODE_OK ok | * return: RETCODE_ERR error, RETCODE_OK ok |
| */ | */ |
| int | int |
| cliNetLoop(linebuffer_t * __restrict buffer, const char *csHistFile, int sock, | cliNetLoop(linebuffer_t * __restrict buffer, const char *csHistFile, int sock) |
| struct termios *term, struct winsize *win) | |
| { | { |
| u_char buf[BUFSIZ]; | u_char buf[BUFSIZ]; |
| int pty, r, s, alen, attrlen, flg, ret = 0; | int pid, stat, pty, r, s, alen, flg, attrlen = 0, ret = 0; |
| fd_set fds; | fd_set fds; |
| struct timeval tv = { DEFAULT_SOCK_TIMEOUT, 0 }; | struct timeval tv = { DEFAULT_SOCK_TIMEOUT, 0 }; |
| struct telnetAttrs *a, Attr[10]; | struct telnetAttrs *a, Attr[10]; |
| switch (forkpty(&pty, NULL, term, win)) { | switch ((pid = forkpty(&pty, NULL, NULL, NULL))) { |
| case -1: | case -1: |
| LOGERR; | LOGERR; |
| return -1; | return -1; |
| case 0: | case 0: |
| close(sock); | if (!buffer) { |
| cli_SetErr(EINVAL, "Error:: invalid input parameters ..."); | |
| return -1; | |
| } else | |
| close(sock); | |
| // buffer = cliInit(STDIN_FILENO, STDOUT_FILENO, csPrompt); | |
| // if (!buffer) | |
| // return RETCODE_ERR; | |
| ret = cliLoop(buffer, csHistFile) < 0 ? 1 : 0; | ret = cliLoop(buffer, csHistFile) < 0 ? 1 : 0; |
| cliEnd(buffer); | |
| // cliEnd(buffer); | exit(ret); |
| /* spawn Shell mode */ | |
| /* | |
| execl("/bin/tcsh", "tcsh", NULL); | |
| */ | |
| _exit(ret); | |
| default: | default: |
| /* spawn Shell mode */ | |
| telnet_SetCmd(Attr + 0, DO, TELOPT_TTYPE); | telnet_SetCmd(Attr + 0, DO, TELOPT_TTYPE); |
| telnet_SetCmd(Attr + 1, WILL, TELOPT_ECHO); | telnet_SetCmd(Attr + 1, WILL, TELOPT_ECHO); |
| telnet_Set_SubOpt(Attr + 2, TELOPT_LFLOW, LFLOW_OFF, NULL, 0); | telnet_Set_SubOpt(Attr + 2, TELOPT_LFLOW, LFLOW_OFF, NULL, 0); |
| Line 1181 cliNetLoop(linebuffer_t * __restrict buffer, const cha | Line 1289 cliNetLoop(linebuffer_t * __restrict buffer, const cha |
| flg = 0; | flg = 0; |
| while (42) { | while (42) { |
| if (waitpid(pid, &stat, WNOHANG)) | |
| break; | |
| FD_ZERO(&fds); | FD_ZERO(&fds); |
| FD_SET(sock, &fds); | FD_SET(sock, &fds); |
| FD_SET(pty, &fds); | FD_SET(pty, &fds); |
| Line 1194 cliNetLoop(linebuffer_t * __restrict buffer, const cha | Line 1305 cliNetLoop(linebuffer_t * __restrict buffer, const cha |
| r = FD_ISSET(sock, &fds) ? sock : pty; | r = FD_ISSET(sock, &fds) ? sock : pty; |
| s = FD_ISSET(sock, &fds) ? pty : sock; | s = FD_ISSET(sock, &fds) ? pty : sock; |
| if ((ret = telnetRecv(r, &a, &alen, buf, BUFSIZ)) < 0) { | if (FD_ISSET(sock, &fds)) { |
| memset(buf, 0, BUFSIZ); | |
| if ((ret = telnetRecv(sock, &a, &alen, buf, BUFSIZ)) < 0) { | |
| if (a) | |
| free(a); | |
| if (-2 == ret) | |
| continue; | |
| // EOF | |
| if (-3 == ret) | |
| shutdown(sock, SHUT_RD); | |
| else { | |
| cli_Errno = telnet_GetErrno(); | |
| strlcpy(cli_Error, telnet_GetError(), STRSIZ); | |
| } | |
| break; | |
| } | |
| attrlen = 0; | |
| if (1 == flg && alen) { | |
| telnet_SetCmd(&Attr[attrlen++], DONT, TELOPT_SGA); | |
| telnet_SetCmd(&Attr[attrlen++], DO, TELOPT_ECHO); | |
| } | |
| if (2 == flg && alen) { | |
| telnet_SetCmd(&Attr[attrlen++], WILL, TELOPT_ECHO); | |
| telnet_Set_SubOpt(&Attr[attrlen++], TELOPT_LFLOW, | |
| LFLOW_OFF, NULL, 0); | |
| telnet_Set_SubOpt(&Attr[attrlen++], TELOPT_LFLOW, | |
| LFLOW_RESTART_XON, NULL, 0); | |
| telnet_SetCmd(&Attr[attrlen++], DONT, TELOPT_LINEMODE); | |
| } | |
| if (a) | if (a) |
| free(a); | free(a); |
| if (-2 == ret) | if ((ret = write(pty, buf, ret)) == -1) { |
| continue; | LOGERR; |
| // EOF | break; |
| if (-3 == ret) | |
| shutdown(r, SHUT_RD); | |
| else { | |
| cli_Errno = telnet_GetErrno(); | |
| strlcpy(cli_Error, telnet_GetError(), STRSIZ); | |
| } | } |
| break; | |
| } | } |
| attrlen = 0; | |
| if (1 == flg && alen) { | |
| telnet_SetCmd(&Attr[attrlen++], DONT, TELOPT_SGA); | |
| telnet_SetCmd(&Attr[attrlen++], DO, TELOPT_ECHO); | |
| } | |
| if (2 == flg && alen) { | |
| telnet_SetCmd(&Attr[attrlen++], WILL, TELOPT_ECHO); | |
| telnet_Set_SubOpt(&Attr[attrlen++], TELOPT_LFLOW, | |
| LFLOW_OFF, NULL, 0); | |
| telnet_Set_SubOpt(&Attr[attrlen++], TELOPT_LFLOW, | |
| LFLOW_RESTART_XON, NULL, 0); | |
| telnet_SetCmd(&Attr[attrlen++], DONT, TELOPT_LINEMODE); | |
| } | |
| if (a) | |
| free(a); | |
| if ((ret = telnetSend(s, Attr, pty == s ? 0 : attrlen, buf, ret, 0)) == -1) { | if (FD_ISSET(pty, &fds)) { |
| cli_Errno = telnet_GetErrno(); | memset(buf, 0, BUFSIZ); |
| strlcpy(cli_Error, telnet_GetError(), STRSIZ); | if ((ret = read(pty, buf, BUFSIZ)) == -1) { |
| break; | LOGERR; |
| } else | break; |
| flg++; | } |
| if ((ret = telnetSend(sock, Attr, pty == s ? 0 : attrlen, buf, ret, 0)) == -1) { | |
| cli_Errno = telnet_GetErrno(); | |
| strlcpy(cli_Error, telnet_GetError(), STRSIZ); | |
| break; | |
| } else | |
| flg++; | |
| } | |
| } | } |
| close(pty); | close(pty); |
| Line 1253 cliLoop(linebuffer_t * __restrict buffer, const char * | Line 1380 cliLoop(linebuffer_t * __restrict buffer, const char * |
| int ret = RETCODE_OK; | int ret = RETCODE_OK; |
| struct tagCommand *cmd; | struct tagCommand *cmd; |
| /* | |
| inline int inline_help() | |
| { | |
| cli_Cmd_Help(cmdList ? cmdList : cli_stdCmds, -1, out, NULL); | |
| rl_on_new_line(); | |
| return 0; | |
| } | |
| char **cli_stdCompletion(const char *text, int start, int end) | |
| { | |
| register int i; | |
| char **matches = NULL; | |
| char *cmdCompGet(const char *text, int state) | |
| { | |
| int len = strlen(text); | |
| for (i = state; cmdList[i].cmd_name; i++) { | |
| if (strncmp(cmdList[i].cmd_name, "---", 3) && | |
| !strncmp(cmdList[i].cmd_name, text, len)) | |
| return strdup(cmdList[i].cmd_name); | |
| } | |
| return NULL; | |
| } | |
| if (!start) | |
| matches = rl_completion_matches(text, cmdCompGet); | |
| else | |
| for (i = 0; cmdList[i].cmd_name; i++) { | |
| if (!cmdList[i].cmd_comp) | |
| continue; | |
| if (!strncmp(rl_line_buffer, cmdList[i].cmd_name, strlen(cmdList[i].cmd_name))) | |
| matches = rl_completion_matches(text, cmdList[i].cmd_comp); | |
| } | |
| return matches; | |
| } | |
| */ | |
| /* --- main body of CLI --- */ | /* --- main body of CLI --- */ |
| cliInitLine(buffer); | |
| if (cli_loadHistory(buffer, csHistFile) == RETCODE_ERR) | if (cli_loadHistory(buffer, csHistFile) == RETCODE_ERR) |
| return RETCODE_ERR; | return RETCODE_ERR; |
| Line 1332 cliLoop(linebuffer_t * __restrict buffer, const char * | Line 1418 cliLoop(linebuffer_t * __restrict buffer, const char * |
| cli_Printf(buffer, "\nCommand '%s' not found!\n", items[0]); | cli_Printf(buffer, "\nCommand '%s' not found!\n", items[0]); |
| ret = -1; | ret = -1; |
| } else | } else |
| ret = cmd->cmd_func(buffer, i, items); | if (cmd->cmd_func) { |
| cli_Printf(buffer, "\n"); | |
| ret = cmd->cmd_func(buffer, i, items); | |
| } else { | |
| clrscrEOL(buffer); | |
| printfCR(buffer, 1); | |
| } | |
| } | } |
| cli_freeLine(buffer); | cli_freeLine(buffer); |