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mirror of https://git.tartarus.org/simon/putty.git synced 2025-01-25 01:02:24 +00:00

Convert from CRLF to Unix line endings -- no other change

[originally from svn r1914]
This commit is contained in:
Jacob Nevins 2002-09-02 13:32:37 +00:00
parent 0c59fb9bbd
commit 9ccb502c47

620
cmdline.c
View File

@ -1,310 +1,310 @@
#include <windows.h> #include <windows.h>
#include <stdio.h> #include <stdio.h>
#include <assert.h> #include <assert.h>
#include <stdlib.h> #include <stdlib.h>
#include "putty.h" #include "putty.h"
/* /*
* Some command-line parameters need to be saved up until after * Some command-line parameters need to be saved up until after
* we've loaded the saved session which will form the basis of our * we've loaded the saved session which will form the basis of our
* eventual running configuration. For this we use the macro * eventual running configuration. For this we use the macro
* SAVEABLE, which notices if the `need_save' parameter is set and * SAVEABLE, which notices if the `need_save' parameter is set and
* saves the parameter and value on a list. * saves the parameter and value on a list.
* *
* We also assign priorities to saved parameters, just to slightly * We also assign priorities to saved parameters, just to slightly
* ameliorate silly ordering problems. For example, if you specify * ameliorate silly ordering problems. For example, if you specify
* a saved session to load, it will be loaded _before_ all your * a saved session to load, it will be loaded _before_ all your
* local modifications such as -L are evaluated; and if you specify * local modifications such as -L are evaluated; and if you specify
* a protocol and a port, the protocol is set up first so that the * a protocol and a port, the protocol is set up first so that the
* port can override its choice of port number. * port can override its choice of port number.
*/ */
#define NPRIORITIES 3 #define NPRIORITIES 3
struct cmdline_saved_param { struct cmdline_saved_param {
char *p, *value; char *p, *value;
}; };
struct cmdline_saved_param_set { struct cmdline_saved_param_set {
struct cmdline_saved_param *params; struct cmdline_saved_param *params;
int nsaved, savesize; int nsaved, savesize;
}; };
/* /*
* C guarantees this structure will be initialised to all zero at * C guarantees this structure will be initialised to all zero at
* program start, which is exactly what we want. * program start, which is exactly what we want.
*/ */
static struct cmdline_saved_param_set saves[NPRIORITIES]; static struct cmdline_saved_param_set saves[NPRIORITIES];
static void cmdline_save_param(char *p, char *value, int pri) static void cmdline_save_param(char *p, char *value, int pri)
{ {
if (saves[pri].nsaved >= saves[pri].savesize) { if (saves[pri].nsaved >= saves[pri].savesize) {
saves[pri].savesize = saves[pri].nsaved + 32; saves[pri].savesize = saves[pri].nsaved + 32;
saves[pri].params = saves[pri].params =
srealloc(saves[pri].params, srealloc(saves[pri].params,
saves[pri].savesize*sizeof(*saves[pri].params)); saves[pri].savesize*sizeof(*saves[pri].params));
} }
saves[pri].params[saves[pri].nsaved].p = p; saves[pri].params[saves[pri].nsaved].p = p;
saves[pri].params[saves[pri].nsaved].value = value; saves[pri].params[saves[pri].nsaved].value = value;
saves[pri].nsaved++; saves[pri].nsaved++;
} }
#define SAVEABLE(pri) do { \ #define SAVEABLE(pri) do { \
if (need_save) { cmdline_save_param(p, value, pri); return ret; } \ if (need_save) { cmdline_save_param(p, value, pri); return ret; } \
} while (0) } while (0)
char *cmdline_password = NULL; char *cmdline_password = NULL;
static int cmdline_get_line(const char *prompt, char *str, static int cmdline_get_line(const char *prompt, char *str,
int maxlen, int is_pw) int maxlen, int is_pw)
{ {
static int tried_once = 0; static int tried_once = 0;
assert(is_pw && cmdline_password); assert(is_pw && cmdline_password);
if (tried_once) { if (tried_once) {
return 0; return 0;
} else { } else {
strncpy(str, cmdline_password, maxlen); strncpy(str, cmdline_password, maxlen);
str[maxlen - 1] = '\0'; str[maxlen - 1] = '\0';
tried_once = 1; tried_once = 1;
return 1; return 1;
} }
} }
/* /*
* Here we have a flags word which describes the capabilities of * Here we have a flags word which describes the capabilities of
* the particular tool on whose behalf we're running. We will * the particular tool on whose behalf we're running. We will
* refuse certain command-line options if a particular tool * refuse certain command-line options if a particular tool
* inherently can't do anything sensible. For example, the file * inherently can't do anything sensible. For example, the file
* transfer tools (psftp, pscp) can't do a great deal with protocol * transfer tools (psftp, pscp) can't do a great deal with protocol
* selections (ever tried running scp over telnet?) or with port * selections (ever tried running scp over telnet?) or with port
* forwarding (even if it wasn't a hideously bad idea, they don't * forwarding (even if it wasn't a hideously bad idea, they don't
* have the select() infrastructure to make them work). * have the select() infrastructure to make them work).
*/ */
int cmdline_tooltype = 0; int cmdline_tooltype = 0;
static int cmdline_check_unavailable(int flag, char *p) static int cmdline_check_unavailable(int flag, char *p)
{ {
if (cmdline_tooltype & flag) { if (cmdline_tooltype & flag) {
cmdline_error("option \"%s\" not available in this tool", p); cmdline_error("option \"%s\" not available in this tool", p);
return 1; return 1;
} }
return 0; return 0;
} }
#define UNAVAILABLE_IN(flag) do { \ #define UNAVAILABLE_IN(flag) do { \
if (cmdline_check_unavailable(flag, p)) return ret; \ if (cmdline_check_unavailable(flag, p)) return ret; \
} while (0) } while (0)
/* /*
* Process a standard command-line parameter. `p' is the parameter * Process a standard command-line parameter. `p' is the parameter
* in question; `value' is the subsequent element of argv, which * in question; `value' is the subsequent element of argv, which
* may or may not be required as an operand to the parameter. * may or may not be required as an operand to the parameter.
* Return value is 2 if both arguments were used; 1 if only p was * Return value is 2 if both arguments were used; 1 if only p was
* used; 0 if the parameter wasn't one we recognised; -2 if it * used; 0 if the parameter wasn't one we recognised; -2 if it
* should have been 2 but value was NULL. * should have been 2 but value was NULL.
*/ */
#define RETURN(x) do { \ #define RETURN(x) do { \
if ((x) == 2 && !value) return -2; \ if ((x) == 2 && !value) return -2; \
ret = x; \ ret = x; \
} while (0) } while (0)
int cmdline_process_param(char *p, char *value, int need_save) int cmdline_process_param(char *p, char *value, int need_save)
{ {
int ret = 0; int ret = 0;
if (!strcmp(p, "-load")) { if (!strcmp(p, "-load")) {
RETURN(2); RETURN(2);
SAVEABLE(0); /* very high priority */ SAVEABLE(0); /* very high priority */
do_defaults(value, &cfg); do_defaults(value, &cfg);
return 2; return 2;
} }
if (!strcmp(p, "-ssh")) { if (!strcmp(p, "-ssh")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
default_protocol = cfg.protocol = PROT_SSH; default_protocol = cfg.protocol = PROT_SSH;
default_port = cfg.port = 22; default_port = cfg.port = 22;
return 1; return 1;
} }
if (!strcmp(p, "-telnet")) { if (!strcmp(p, "-telnet")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
default_protocol = cfg.protocol = PROT_TELNET; default_protocol = cfg.protocol = PROT_TELNET;
default_port = cfg.port = 23; default_port = cfg.port = 23;
return 1; return 1;
} }
if (!strcmp(p, "-rlogin")) { if (!strcmp(p, "-rlogin")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
default_protocol = cfg.protocol = PROT_RLOGIN; default_protocol = cfg.protocol = PROT_RLOGIN;
default_port = cfg.port = 513; default_port = cfg.port = 513;
return 1; return 1;
} }
if (!strcmp(p, "-raw")) { if (!strcmp(p, "-raw")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
default_protocol = cfg.protocol = PROT_RAW; default_protocol = cfg.protocol = PROT_RAW;
} }
if (!strcmp(p, "-v")) { if (!strcmp(p, "-v")) {
RETURN(1); RETURN(1);
flags |= FLAG_VERBOSE; flags |= FLAG_VERBOSE;
} }
if (!strcmp(p, "-l")) { if (!strcmp(p, "-l")) {
RETURN(2); RETURN(2);
SAVEABLE(1); SAVEABLE(1);
strncpy(cfg.username, value, sizeof(cfg.username)); strncpy(cfg.username, value, sizeof(cfg.username));
cfg.username[sizeof(cfg.username) - 1] = '\0'; cfg.username[sizeof(cfg.username) - 1] = '\0';
} }
if ((!strcmp(p, "-L") || !strcmp(p, "-R"))) { if ((!strcmp(p, "-L") || !strcmp(p, "-R"))) {
char *fwd, *ptr, *q; char *fwd, *ptr, *q;
int i=0; int i=0;
RETURN(2); RETURN(2);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
fwd = value; fwd = value;
ptr = cfg.portfwd; ptr = cfg.portfwd;
/* if multiple forwards, find end of list */ /* if multiple forwards, find end of list */
if (ptr[0]=='R' || ptr[0]=='L') { if (ptr[0]=='R' || ptr[0]=='L') {
for (i = 0; i < sizeof(cfg.portfwd) - 2; i++) for (i = 0; i < sizeof(cfg.portfwd) - 2; i++)
if (ptr[i]=='\000' && ptr[i+1]=='\000') if (ptr[i]=='\000' && ptr[i+1]=='\000')
break; break;
ptr = ptr + i + 1; /* point to next forward slot */ ptr = ptr + i + 1; /* point to next forward slot */
} }
ptr[0] = p[1]; /* insert a 'L' or 'R' at the start */ ptr[0] = p[1]; /* insert a 'L' or 'R' at the start */
if (strlen(fwd) > sizeof(cfg.portfwd) - i - 2) { if (strlen(fwd) > sizeof(cfg.portfwd) - i - 2) {
cmdline_error("out of space for port forwardings"); cmdline_error("out of space for port forwardings");
return ret; return ret;
} }
strncpy(ptr+1, fwd, sizeof(cfg.portfwd) - i); strncpy(ptr+1, fwd, sizeof(cfg.portfwd) - i);
q = strchr(ptr, ':'); q = strchr(ptr, ':');
if (q) *q = '\t'; /* replace first : with \t */ if (q) *q = '\t'; /* replace first : with \t */
cfg.portfwd[sizeof(cfg.portfwd) - 1] = '\0'; cfg.portfwd[sizeof(cfg.portfwd) - 1] = '\0';
cfg.portfwd[sizeof(cfg.portfwd) - 2] = '\0'; cfg.portfwd[sizeof(cfg.portfwd) - 2] = '\0';
ptr[strlen(ptr)+1] = '\000'; /* append two '\000' */ ptr[strlen(ptr)+1] = '\000'; /* append two '\000' */
} }
if (!strcmp(p, "-m")) { if (!strcmp(p, "-m")) {
char *filename, *command; char *filename, *command;
int cmdlen, cmdsize; int cmdlen, cmdsize;
FILE *fp; FILE *fp;
int c, d; int c, d;
RETURN(2); RETURN(2);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
filename = value; filename = value;
cmdlen = cmdsize = 0; cmdlen = cmdsize = 0;
command = NULL; command = NULL;
fp = fopen(filename, "r"); fp = fopen(filename, "r");
if (!fp) { if (!fp) {
cmdline_error("unable to open command " cmdline_error("unable to open command "
"file \"%s\"", filename); "file \"%s\"", filename);
return ret; return ret;
} }
do { do {
c = fgetc(fp); c = fgetc(fp);
d = c; d = c;
if (c == EOF) if (c == EOF)
d = 0; d = 0;
if (cmdlen >= cmdsize) { if (cmdlen >= cmdsize) {
cmdsize = cmdlen + 512; cmdsize = cmdlen + 512;
command = srealloc(command, cmdsize); command = srealloc(command, cmdsize);
} }
command[cmdlen++] = d; command[cmdlen++] = d;
} while (c != EOF); } while (c != EOF);
cfg.remote_cmd_ptr = command; cfg.remote_cmd_ptr = command;
cfg.remote_cmd_ptr2 = NULL; cfg.remote_cmd_ptr2 = NULL;
cfg.nopty = TRUE; /* command => no terminal */ cfg.nopty = TRUE; /* command => no terminal */
} }
if (!strcmp(p, "-P")) { if (!strcmp(p, "-P")) {
RETURN(2); RETURN(2);
SAVEABLE(2); /* lower priority than -ssh,-telnet */ SAVEABLE(2); /* lower priority than -ssh,-telnet */
cfg.port = atoi(value); cfg.port = atoi(value);
} }
if (!strcmp(p, "-pw")) { if (!strcmp(p, "-pw")) {
RETURN(2); RETURN(2);
cmdline_password = value; cmdline_password = value;
ssh_get_line = cmdline_get_line; ssh_get_line = cmdline_get_line;
ssh_getline_pw_only = TRUE; ssh_getline_pw_only = TRUE;
} }
if (!strcmp(p, "-A")) { if (!strcmp(p, "-A")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
cfg.agentfwd = 1; cfg.agentfwd = 1;
} }
if (!strcmp(p, "-a")) { if (!strcmp(p, "-a")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
cfg.agentfwd = 0; cfg.agentfwd = 0;
} }
if (!strcmp(p, "-X")) { if (!strcmp(p, "-X")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
cfg.x11_forward = 1; cfg.x11_forward = 1;
} }
if (!strcmp(p, "-x")) { if (!strcmp(p, "-x")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
cfg.x11_forward = 0; cfg.x11_forward = 0;
} }
if (!strcmp(p, "-t")) { if (!strcmp(p, "-t")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
cfg.nopty = 0; cfg.nopty = 0;
} }
if (!strcmp(p, "-T")) { if (!strcmp(p, "-T")) {
RETURN(1); RETURN(1);
UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER); UNAVAILABLE_IN(TOOLTYPE_FILETRANSFER);
SAVEABLE(1); SAVEABLE(1);
cfg.nopty = 1; cfg.nopty = 1;
} }
if (!strcmp(p, "-C")) { if (!strcmp(p, "-C")) {
RETURN(1); RETURN(1);
SAVEABLE(1); SAVEABLE(1);
cfg.compression = 1; cfg.compression = 1;
} }
if (!strcmp(p, "-1")) { if (!strcmp(p, "-1")) {
RETURN(1); RETURN(1);
SAVEABLE(1); SAVEABLE(1);
cfg.sshprot = 0; /* ssh protocol 1 only */ cfg.sshprot = 0; /* ssh protocol 1 only */
} }
if (!strcmp(p, "-2")) { if (!strcmp(p, "-2")) {
RETURN(1); RETURN(1);
SAVEABLE(1); SAVEABLE(1);
cfg.sshprot = 3; /* ssh protocol 2 only */ cfg.sshprot = 3; /* ssh protocol 2 only */
} }
if (!strcmp(p, "-i")) { if (!strcmp(p, "-i")) {
RETURN(2); RETURN(2);
SAVEABLE(1); SAVEABLE(1);
strncpy(cfg.keyfile, value, sizeof(cfg.keyfile)); strncpy(cfg.keyfile, value, sizeof(cfg.keyfile));
cfg.keyfile[sizeof(cfg.keyfile)-1] = '\0'; cfg.keyfile[sizeof(cfg.keyfile)-1] = '\0';
} }
return ret; /* unrecognised */ return ret; /* unrecognised */
} }
void cmdline_run_saved(void) void cmdline_run_saved(void)
{ {
int pri, i; int pri, i;
for (pri = 0; pri < NPRIORITIES; pri++) for (pri = 0; pri < NPRIORITIES; pri++)
for (i = 0; i < saves[pri].nsaved; i++) for (i = 0; i < saves[pri].nsaved; i++)
cmdline_process_param(saves[pri].params[i].p, cmdline_process_param(saves[pri].params[i].p,
saves[pri].params[i].value, 0); saves[pri].params[i].value, 0);
} }