|
version 1.1, 2010/04/16 13:20:29
|
version 1.1.1.1.2.17, 2010/06/04 11:30:31
|
|
Line 24 cliCommands_t cli_stdCmds[] = {
|
Line 24 cliCommands_t cli_stdCmds[] = {
|
| int cli_Errno; |
int cli_Errno; |
| char cli_Error[STRSIZ]; |
char cli_Error[STRSIZ]; |
| |
|
| |
char cli_pending_special_char; |
| |
|
| #pragma GCC visibility pop |
#pragma GCC visibility pop |
| |
|
| |
|
| |
static void cli_Null_Prep_Term(int meta) |
| |
{ |
| |
} |
| |
|
| |
static int cli_Net_rl_GetCh(FILE *s) |
| |
{ |
| |
int ch = rl_getc(s); |
| |
|
| |
if (!cli_pending_special_char && 0x1b == ch) { |
| |
cli_pending_special_char = ch; |
| |
return ch; |
| |
} |
| |
if (cli_pending_special_char && 0x5b == ch) { |
| |
cli_pending_special_char = ch; |
| |
return ch; |
| |
} |
| |
if (0x5b == cli_pending_special_char) { |
| |
cli_pending_special_char = 0; |
| |
return ch; |
| |
} |
| |
|
| |
cli_pending_special_char = 0; |
| |
fputc(ch, rl_outstream); |
| |
fflush(rl_outstream); |
| |
return ch; |
| |
} |
| |
|
| |
#if 0 |
| |
static void cli_Line_Handler(char *line) |
| |
{ |
| |
int len; |
| |
static char cli_Buffer[BUFSIZ]; |
| |
static int cli_BufferLen, cli_BufferPos; |
| |
|
| |
if (!line) { // EOF |
| |
fwrite("\x4", 1, 1, rl_outstream); // ctrl+D |
| |
goto end; |
| |
} else |
| |
len = strlen(line); |
| |
if (BUFSIZ - 2 < len) |
| |
cli_BufferPos = cli_BufferLen = 0; |
| |
else { |
| |
if (BUFSIZ - 2 < len + cli_BufferLen) { |
| |
if (BUFSIZ - 2 >= cli_BufferLen - cli_BufferPos + len) { |
| |
cli_BufferLen -= cli_BufferPos; |
| |
memmove(cli_Buffer, cli_Buffer + cli_BufferPos, cli_BufferLen); |
| |
} else |
| |
cli_BufferLen = 0; |
| |
|
| |
cli_BufferPos = 0; |
| |
} |
| |
|
| |
memcpy(cli_Buffer + cli_BufferLen, line, len); |
| |
cli_BufferLen += len; |
| |
cli_Buffer[cli_BufferLen++] = '\r'; |
| |
cli_Buffer[cli_BufferLen++] = '\n'; |
| |
} |
| |
|
| |
fwrite(cli_Buffer, 1, cli_BufferLen, rl_outstream); |
| |
if (!cli_pending_special_char) { |
| |
fwrite("\r", 1, 1, rl_outstream); |
| |
if (*line) |
| |
add_history(line); |
| |
} |
| |
|
| |
free(line); |
| |
end: |
| |
rl_callback_handler_remove(); |
| |
if (cli_pending_special_char) { |
| |
fwrite(&cli_pending_special_char, 1, 1, rl_outstream); |
| |
cli_pending_special_char = 0; |
| |
} |
| |
fflush(rl_outstream); |
| |
} |
| |
#endif |
| |
|
| |
|
| // cli_GetErrno() Get error code of last operation |
// cli_GetErrno() Get error code of last operation |
| inline int cli_GetErrno() |
inline int cli_GetErrno() |
| { |
{ |
|
Line 57 inline void cli_SetErr(int eno, char *estr, ...)
|
Line 136 inline void cli_SetErr(int eno, char *estr, ...)
|
| * cli_Printf() Printf CLI features |
* cli_Printf() Printf CLI features |
| * @out = Output stream |
* @out = Output stream |
| * @csFormat = Printf format string |
* @csFormat = Printf format string |
| * return: none | * return: -1 error, != -1 printed chars |
| */ |
*/ |
| inline int cli_Printf(FILE *out, const char *csFormat, ...) |
inline int cli_Printf(FILE *out, const char *csFormat, ...) |
| { |
{ |
|
Line 89 inline void cliComp(cli_Completion_t *cmdComplete, cli
|
Line 168 inline void cliComp(cli_Completion_t *cmdComplete, cli
|
| } |
} |
| |
|
| /* |
/* |
| |
* cliTTY() Initialize I/O TTY CLI features |
| |
* @term = terminal name |
| |
* @inp = input handle |
| |
* @out = output handle |
| |
* @win = window size |
| |
* return: -1 error, != -1 ok |
| |
*/ |
| |
inline int cliTTY(const char *term, FILE *inp, FILE *out, struct winsize *win) |
| |
{ |
| |
if (term) |
| |
rl_terminal_name = term; |
| |
|
| |
if (inp) |
| |
rl_instream = inp; |
| |
if (out) |
| |
rl_outstream = out; |
| |
|
| |
if (win) |
| |
if (ioctl(!rl_outstream ? STDOUT_FILENO : fileno(rl_outstream), TIOCSWINSZ, win) == -1) { |
| |
LOGERR; |
| |
return -1; |
| |
} |
| |
|
| |
return 0; |
| |
} |
| |
|
| |
/* |
| |
* cli_ReadHistory() Read CLI History from file |
| |
* @csFile = history file name, if NULL default history name is ".aitcli.history" |
| |
* return: -1 error; != -1 readed ok |
| |
*/ |
| |
inline int cli_ReadHistory(const char *csFile) |
| |
{ |
| |
return read_history(!csFile ? ".aitcli.history" : csFile); |
| |
} |
| |
|
| |
/* |
| |
* cli_WriteHistory() Write CLI History to file |
| |
* @csFile = history file name, if NULL default history name is ".aitcli.history" |
| |
* @lineNum = save number of history entry lines, if -1 all lines saved without limit |
| |
* return: -1 error; != -1 readed ok |
| |
*/ |
| |
inline int cli_WriteHistory(const char *csFile, int lineNum) |
| |
{ |
| |
int ret; |
| |
const char *psFile = !csFile ? ".aitcli.history" : csFile; |
| |
|
| |
ret = write_history(psFile); |
| |
if (-1 != ret && -1 != lineNum) |
| |
history_truncate_file(psFile, lineNum); |
| |
|
| |
return ret; |
| |
} |
| |
|
| |
/* |
| |
* cliNetInit() Initialize Readline if CLI bind to socket |
| |
* @csProg = program name |
| |
* @pty = Master pty |
| |
* @term = stdin termios |
| |
* return: none |
| |
*/ |
| |
void cliNetInit(const char *csProg, int pty, struct termios *term) |
| |
{ |
| |
struct termios t; |
| |
int on = 1; |
| |
|
| |
memset(&t, 0, sizeof t); |
| |
if (term) |
| |
t = *term; |
| |
else { |
| |
t.c_lflag = TTYDEF_LFLAG; |
| |
t.c_iflag = TTYDEF_IFLAG; |
| |
t.c_oflag = TTYDEF_OFLAG; |
| |
t.c_cflag = TTYDEF_CFLAG; |
| |
cfsetspeed(&t, B9600); |
| |
} |
| |
|
| |
t.c_lflag &= ~(ICANON | ISIG | IEXTEN | ECHO | ECHOCTL | ECHOE | ECHOK | ECHOKE | ECHONL | ECHOPRT); |
| |
// t.c_iflag &= ~(ICRNL | BRKINT | INPCK | ISTRIP | IXON); |
| |
t.c_iflag &= ~ICRNL; |
| |
t.c_iflag |= IGNBRK; |
| |
t.c_cc[VMIN] = 1; |
| |
t.c_cc[VTIME] = 0; |
| |
tcsetattr(pty, TCSANOW, &t); |
| |
|
| |
ioctl(pty, TIOCPKT, &on); |
| |
|
| |
rl_readline_name = csProg; |
| |
rl_variable_bind("editing-mode", "emacs"); |
| |
|
| |
rl_instream = fdopen(pty, "r"); |
| |
rl_outstream = NULL; |
| |
} |
| |
|
| |
/* |
| |
* 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, alen, attrlen, flg; |
| |
fd_set fds; |
| |
struct timeval tv = { DEFAULT_SOCK_TIMEOUT, 0 }; |
| |
u_char buf[BUFSIZ]; |
| |
struct telnetAttrs *a, Attr[10]; |
| |
|
| |
switch (forkpty(&pty, NULL, term, win)) { |
| |
case -1: |
| |
LOGERR; |
| |
return -1; |
| |
case 0: |
| |
close(sock); |
| |
|
| |
rl_prep_term_function = cli_Null_Prep_Term; |
| |
rl_getc_function = cli_Net_rl_GetCh; |
| |
|
| |
cliNetInit(getprogname(), STDIN_FILENO, term); |
| |
ret = cliExec(cmdList, csPrompt) < 0 ? 1 : 0; |
| |
/* spawn Shell mode */ |
| |
/* |
| |
execl("/bin/tcsh", "tcsh", NULL); |
| |
*/ |
| |
_exit(ret); |
| |
default: |
| |
cliNetInit(getprogname(), pty, term); |
| |
|
| |
/* spawn Shell mode */ |
| |
/* |
| |
telnet_SetCmd(Attr + 0, DO, TELOPT_TTYPE); |
| |
telnet_SetCmd(Attr + 1, WILL, TELOPT_ECHO); |
| |
telnet_Set_SubOpt(Attr + 2, TELOPT_LFLOW, LFLOW_OFF, NULL, 0); |
| |
telnet_Set_SubOpt(Attr + 3, TELOPT_LFLOW, LFLOW_RESTART_XON, NULL, 0); |
| |
telnet_SetCmd(Attr + 4, DO, TELOPT_LINEMODE); |
| |
*/ |
| |
telnet_SetCmd(Attr + 0, DO, TELOPT_TTYPE); |
| |
telnet_SetCmd(Attr + 1, WILL, TELOPT_ECHO); |
| |
telnet_Set_SubOpt(Attr + 2, TELOPT_LFLOW, LFLOW_OFF, NULL, 0); |
| |
telnet_Set_SubOpt(Attr + 3, TELOPT_LFLOW, LFLOW_RESTART_XON, NULL, 0); |
| |
telnet_SetCmd(Attr + 4, DO, TELOPT_LINEMODE); |
| |
if ((ret = telnetSend(sock, Attr, 5, NULL, 0, 0)) == -1) { |
| |
cli_Errno = telnet_GetErrno(); |
| |
strlcpy(cli_Error, telnet_GetError(), STRSIZ); |
| |
return -1; |
| |
} else |
| |
flg = 0; |
| |
|
| |
while (42) { |
| |
FD_ZERO(&fds); |
| |
FD_SET(sock, &fds); |
| |
FD_SET(pty, &fds); |
| |
if ((ret = select(FD_SETSIZE, &fds, NULL, NULL, &tv)) < 1) { |
| |
if (!ret) |
| |
cli_SetErr(ETIMEDOUT, "Client session timeout ..."); |
| |
|
| |
break; |
| |
} |
| |
|
| |
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; |
| |
} |
| |
if (a) |
| |
free(a); |
| |
if (alen) { |
| |
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 ((ret = telnetSend(sock, Attr, attrlen, buf, ret, 0)) == -1) { |
| |
cli_Errno = telnet_GetErrno(); |
| |
strlcpy(cli_Error, telnet_GetError(), STRSIZ); |
| |
break; |
| |
} |
| |
} |
| |
|
| |
if ((ret = write(pty, buf, ret)) == -1) { |
| |
LOGERR; |
| |
break; |
| |
} |
| |
} |
| |
|
| |
if (FD_ISSET(pty, &fds)) { |
| |
memset(buf, 0, BUFSIZ); |
| |
if ((ret = read(pty, buf, BUFSIZ)) < 1) { |
| |
if (!ret) |
| |
shutdown(sock, SHUT_WR); |
| |
else |
| |
LOGERR; |
| |
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 ((ret = telnetSend(sock, Attr, attrlen, buf, ret, 0)) == -1) { |
| |
cli_Errno = telnet_GetErrno(); |
| |
strlcpy(cli_Error, telnet_GetError(), STRSIZ); |
| |
break; |
| |
} |
| |
} |
| |
} |
| |
|
| |
close(pty); |
| |
} |
| |
|
| |
return ret; |
| |
} |
| |
|
| |
/* |
| * cliExec() Execute CLI main loop |
* cliExec() Execute CLI main loop |
| * @cmdList = Commands list |
* @cmdList = Commands list |
| * @out = Output handle |
|
| * @csPrompt = Prompt text |
* @csPrompt = Prompt text |
| * return: -1 error, 0 = exit w/^+D, 1 done. |
* return: -1 error, 0 = exit w/^+D, 1 done. |
| */ |
*/ |
| int cliExec(cliCommands_t *cmdList, FILE *out, const char *csPrompt) | int cliExec(cliCommands_t *cmdList, const char *csPrompt) |
| { |
{ |
| char *line, *s, *t, **app, *items[MAX_PROMPT_ITEMS]; |
char *line, *s, *t, **app, *items[MAX_PROMPT_ITEMS]; |
| int ret = 0; |
int ret = 0; |
| register int i; |
register int i; |
| cliCommands_t *cmd = NULL; |
cliCommands_t *cmd = NULL; |
| |
FILE *out; |
| |
|
| inline int inline_help() |
inline int inline_help() |
| { |
{ |
|
Line 145 int cliExec(cliCommands_t *cmdList, FILE *out, const c
|
Line 469 int cliExec(cliCommands_t *cmdList, FILE *out, const c
|
| } |
} |
| |
|
| /* --- main body of CLI --- */ |
/* --- main body of CLI --- */ |
| |
|
| |
out = rl_outstream; |
| |
if (!out) |
| |
out = stdout; |
| |
|
| rl_bind_key('?', inline_help); |
rl_bind_key('?', inline_help); |
| if (!rl_attempted_completion_function) |
if (!rl_attempted_completion_function) |