diff options
Diffstat (limited to 'tools/plink/wincons.c')
| -rw-r--r-- | tools/plink/wincons.c | 409 |
1 files changed, 0 insertions, 409 deletions
diff --git a/tools/plink/wincons.c b/tools/plink/wincons.c deleted file mode 100644 index 4f984d958..000000000 --- a/tools/plink/wincons.c +++ /dev/null @@ -1,409 +0,0 @@ -/*
- * wincons.c - various interactive-prompt routines shared between
- * the Windows console PuTTY tools
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-
-#include "putty.h"
-#include "storage.h"
-#include "ssh.h"
-
-int console_batch_mode = FALSE;
-
-static void *console_logctx = NULL;
-
-/*
- * Clean up and exit.
- */
-void cleanup_exit(int code)
-{
- /*
- * Clean up.
- */
- sk_cleanup();
-
- random_save_seed();
-#ifdef MSCRYPTOAPI
- crypto_wrapup();
-#endif
-
- exit(code);
-}
-
-void set_busy_status(void *frontend, int status)
-{
-}
-
-void notify_remote_exit(void *frontend)
-{
-}
-
-void timer_change_notify(long next)
-{
-}
-
-int verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
- char *keystr, char *fingerprint,
- void (*callback)(void *ctx, int result), void *ctx)
-{
- int ret;
- HANDLE hin;
- DWORD savemode, i;
-
- static const char absentmsg_batch[] =
- "The server's host key is not cached in the registry. You\n"
- "have no guarantee that the server is the computer you\n"
- "think it is.\n"
- "The server's %s key fingerprint is:\n"
- "%s\n"
- "Connection abandoned.\n";
- static const char absentmsg[] =
- "The server's host key is not cached in the registry. You\n"
- "have no guarantee that the server is the computer you\n"
- "think it is.\n"
- "The server's %s key fingerprint is:\n"
- "%s\n"
- "If you trust this host, enter \"y\" to add the key to\n"
- "PuTTY's cache and carry on connecting.\n"
- "If you want to carry on connecting just once, without\n"
- "adding the key to the cache, enter \"n\".\n"
- "If you do not trust this host, press Return to abandon the\n"
- "connection.\n"
- "Store key in cache? (y/n) ";
-
- static const char wrongmsg_batch[] =
- "WARNING - POTENTIAL SECURITY BREACH!\n"
- "The server's host key does not match the one PuTTY has\n"
- "cached in the registry. This means that either the\n"
- "server administrator has changed the host key, or you\n"
- "have actually connected to another computer pretending\n"
- "to be the server.\n"
- "The new %s key fingerprint is:\n"
- "%s\n"
- "Connection abandoned.\n";
- static const char wrongmsg[] =
- "WARNING - POTENTIAL SECURITY BREACH!\n"
- "The server's host key does not match the one PuTTY has\n"
- "cached in the registry. This means that either the\n"
- "server administrator has changed the host key, or you\n"
- "have actually connected to another computer pretending\n"
- "to be the server.\n"
- "The new %s key fingerprint is:\n"
- "%s\n"
- "If you were expecting this change and trust the new key,\n"
- "enter \"y\" to update PuTTY's cache and continue connecting.\n"
- "If you want to carry on connecting but without updating\n"
- "the cache, enter \"n\".\n"
- "If you want to abandon the connection completely, press\n"
- "Return to cancel. Pressing Return is the ONLY guaranteed\n"
- "safe choice.\n"
- "Update cached key? (y/n, Return cancels connection) ";
-
- static const char abandoned[] = "Connection abandoned.\n";
-
- char line[32];
-
- /*
- * Verify the key against the registry.
- */
- ret = verify_host_key(host, port, keytype, keystr);
-
- if (ret == 0) /* success - key matched OK */
- return 1;
-
- if (ret == 2) { /* key was different */
- if (console_batch_mode) {
- fprintf(stderr, wrongmsg_batch, keytype, fingerprint);
- return 0;
- }
- fprintf(stderr, wrongmsg, keytype, fingerprint);
- fflush(stderr);
- }
- if (ret == 1) { /* key was absent */
- if (console_batch_mode) {
- fprintf(stderr, absentmsg_batch, keytype, fingerprint);
- return 0;
- }
- fprintf(stderr, absentmsg, keytype, fingerprint);
- fflush(stderr);
- }
-
- hin = GetStdHandle(STD_INPUT_HANDLE);
- GetConsoleMode(hin, &savemode);
- SetConsoleMode(hin, (savemode | ENABLE_ECHO_INPUT |
- ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT));
- ReadFile(hin, line, sizeof(line) - 1, &i, NULL);
- SetConsoleMode(hin, savemode);
-
- if (line[0] != '\0' && line[0] != '\r' && line[0] != '\n') {
- if (line[0] == 'y' || line[0] == 'Y')
- store_host_key(host, port, keytype, keystr);
- return 1;
- } else {
- fprintf(stderr, abandoned);
- return 0;
- }
-}
-
-void update_specials_menu(void *frontend)
-{
-}
-
-/*
- * Ask whether the selected algorithm is acceptable (since it was
- * below the configured 'warn' threshold).
- */
-int askalg(void *frontend, const char *algtype, const char *algname,
- void (*callback)(void *ctx, int result), void *ctx)
-{
- HANDLE hin;
- DWORD savemode, i;
-
- static const char msg[] =
- "The first %s supported by the server is\n"
- "%s, which is below the configured warning threshold.\n"
- "Continue with connection? (y/n) ";
- static const char msg_batch[] =
- "The first %s supported by the server is\n"
- "%s, which is below the configured warning threshold.\n"
- "Connection abandoned.\n";
- static const char abandoned[] = "Connection abandoned.\n";
-
- char line[32];
-
- if (console_batch_mode) {
- fprintf(stderr, msg_batch, algtype, algname);
- return 0;
- }
-
- fprintf(stderr, msg, algtype, algname);
- fflush(stderr);
-
- hin = GetStdHandle(STD_INPUT_HANDLE);
- GetConsoleMode(hin, &savemode);
- SetConsoleMode(hin, (savemode | ENABLE_ECHO_INPUT |
- ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT));
- ReadFile(hin, line, sizeof(line) - 1, &i, NULL);
- SetConsoleMode(hin, savemode);
-
- if (line[0] == 'y' || line[0] == 'Y') {
- return 1;
- } else {
- fprintf(stderr, abandoned);
- return 0;
- }
-}
-
-/*
- * Ask whether to wipe a session log file before writing to it.
- * Returns 2 for wipe, 1 for append, 0 for cancel (don't log).
- */
-int askappend(void *frontend, Filename filename,
- void (*callback)(void *ctx, int result), void *ctx)
-{
- HANDLE hin;
- DWORD savemode, i;
-
- static const char msgtemplate[] =
- "The session log file \"%.*s\" already exists.\n"
- "You can overwrite it with a new session log,\n"
- "append your session log to the end of it,\n"
- "or disable session logging for this session.\n"
- "Enter \"y\" to wipe the file, \"n\" to append to it,\n"
- "or just press Return to disable logging.\n"
- "Wipe the log file? (y/n, Return cancels logging) ";
-
- static const char msgtemplate_batch[] =
- "The session log file \"%.*s\" already exists.\n"
- "Logging will not be enabled.\n";
-
- char line[32];
-
- if (console_batch_mode) {
- fprintf(stderr, msgtemplate_batch, FILENAME_MAX, filename.path);
- fflush(stderr);
- return 0;
- }
- fprintf(stderr, msgtemplate, FILENAME_MAX, filename.path);
- fflush(stderr);
-
- hin = GetStdHandle(STD_INPUT_HANDLE);
- GetConsoleMode(hin, &savemode);
- SetConsoleMode(hin, (savemode | ENABLE_ECHO_INPUT |
- ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT));
- ReadFile(hin, line, sizeof(line) - 1, &i, NULL);
- SetConsoleMode(hin, savemode);
-
- if (line[0] == 'y' || line[0] == 'Y')
- return 2;
- else if (line[0] == 'n' || line[0] == 'N')
- return 1;
- else
- return 0;
-}
-
-/*
- * Warn about the obsolescent key file format.
- *
- * Uniquely among these functions, this one does _not_ expect a
- * frontend handle. This means that if PuTTY is ported to a
- * platform which requires frontend handles, this function will be
- * an anomaly. Fortunately, the problem it addresses will not have
- * been present on that platform, so it can plausibly be
- * implemented as an empty function.
- */
-void old_keyfile_warning(void)
-{
- static const char message[] =
- "You are loading an SSH-2 private key which has an\n"
- "old version of the file format. This means your key\n"
- "file is not fully tamperproof. Future versions of\n"
- "PuTTY may stop supporting this private key format,\n"
- "so we recommend you convert your key to the new\n"
- "format.\n"
- "\n"
- "Once the key is loaded into PuTTYgen, you can perform\n"
- "this conversion simply by saving it again.\n";
-
- fputs(message, stderr);
-}
-
-/*
- * Display the fingerprints of the PGP Master Keys to the user.
- */
-void pgp_fingerprints(void)
-{
- fputs("These are the fingerprints of the PuTTY PGP Master Keys. They can\n"
- "be used to establish a trust path from this executable to another\n"
- "one. See the manual for more information.\n"
- "(Note: these fingerprints have nothing to do with SSH!)\n"
- "\n"
- "PuTTY Master Key (RSA), 1024-bit:\n"
- " " PGP_RSA_MASTER_KEY_FP "\n"
- "PuTTY Master Key (DSA), 1024-bit:\n"
- " " PGP_DSA_MASTER_KEY_FP "\n", stdout);
-}
-
-void console_provide_logctx(void *logctx)
-{
- console_logctx = logctx;
-}
-
-void logevent(void *frontend, const char *string)
-{
- log_eventlog(console_logctx, string);
-}
-
-static void console_data_untrusted(HANDLE hout, const char *data, int len)
-{
- DWORD dummy;
- /* FIXME: control-character filtering */
- WriteFile(hout, data, len, &dummy, NULL);
-}
-
-int console_get_userpass_input(prompts_t *p, unsigned char *in, int inlen)
-{
- HANDLE hin, hout;
- size_t curr_prompt;
-
- /*
- * Zero all the results, in case we abort half-way through.
- */
- {
- int i;
- for (i = 0; i < (int)p->n_prompts; i++)
- memset(p->prompts[i]->result, 0, p->prompts[i]->result_len);
- }
-
- /*
- * The prompts_t might contain a message to be displayed but no
- * actual prompt. More usually, though, it will contain
- * questions that the user needs to answer, in which case we
- * need to ensure that we're able to get the answers.
- */
- if (p->n_prompts) {
- if (console_batch_mode)
- return 0;
- hin = GetStdHandle(STD_INPUT_HANDLE);
- if (hin == INVALID_HANDLE_VALUE) {
- fprintf(stderr, "Cannot get standard input handle\n");
- cleanup_exit(1);
- }
- }
-
- /*
- * And if we have anything to print, we need standard output.
- */
- if ((p->name_reqd && p->name) || p->instruction || p->n_prompts) {
- hout = GetStdHandle(STD_OUTPUT_HANDLE);
- if (hout == INVALID_HANDLE_VALUE) {
- fprintf(stderr, "Cannot get standard output handle\n");
- cleanup_exit(1);
- }
- }
-
- /*
- * Preamble.
- */
- /* We only print the `name' caption if we have to... */
- if (p->name_reqd && p->name) {
- size_t l = strlen(p->name);
- console_data_untrusted(hout, p->name, l);
- if (p->name[l-1] != '\n')
- console_data_untrusted(hout, "\n", 1);
- }
- /* ...but we always print any `instruction'. */
- if (p->instruction) {
- size_t l = strlen(p->instruction);
- console_data_untrusted(hout, p->instruction, l);
- if (p->instruction[l-1] != '\n')
- console_data_untrusted(hout, "\n", 1);
- }
-
- for (curr_prompt = 0; curr_prompt < p->n_prompts; curr_prompt++) {
-
- DWORD savemode, newmode, i = 0;
- prompt_t *pr = p->prompts[curr_prompt];
- BOOL r;
-
- GetConsoleMode(hin, &savemode);
- newmode = savemode | ENABLE_PROCESSED_INPUT | ENABLE_LINE_INPUT;
- if (!pr->echo)
- newmode &= ~ENABLE_ECHO_INPUT;
- else
- newmode |= ENABLE_ECHO_INPUT;
- SetConsoleMode(hin, newmode);
-
- console_data_untrusted(hout, pr->prompt, strlen(pr->prompt));
-
- r = ReadFile(hin, pr->result, pr->result_len - 1, &i, NULL);
-
- SetConsoleMode(hin, savemode);
-
- if ((int) i > pr->result_len)
- i = pr->result_len - 1;
- else
- i = i - 2;
- pr->result[i] = '\0';
-
- if (!pr->echo) {
- DWORD dummy;
- WriteFile(hout, "\r\n", 2, &dummy, NULL);
- }
-
- }
-
- return 1; /* success */
-
-}
-
-void frontend_keypress(void *handle)
-{
- /*
- * This is nothing but a stub, in console code.
- */
- return;
-}
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