Initial commit of GSSAPI Kerberos support.

[u/mdw/putty] / settings.c

diff --git a/settings.c b/settings.c
index 10f3573..cbd50d4 100644 (file)
--- a/settings.c
+++ b/settings.c
@@ -27,6 +27,7 @@ static const struct keyval kexnames[] = {
     { "dh-gex-sha1",       KEX_DHGEX },
     { "dh-group14-sha1",    KEX_DHGROUP14 },
     { "dh-group1-sha1",            KEX_DHGROUP1 },
+    { "rsa",               KEX_RSA },
     { "WARN",              KEX_WARN }
 };
 
@@ -51,6 +52,29 @@ const char *const ttymodes[] = {
     "CS8",     "PARENB",   "PARODD",   NULL
 };
 
+/*
+ * Convenience functions to access the backends[] array
+ * (which is only present in tools that manage settings).
+ */
+
+Backend *backend_from_name(const char *name)
+{
+    Backend **p;
+    for (p = backends; *p != NULL; p++)
+       if (!strcmp((*p)->name, name))
+           return *p;
+    return NULL;
+}
+
+Backend *backend_from_proto(int proto)
+{
+    Backend **p;
+    for (p = backends; *p != NULL; p++)
+       if ((*p)->protocol == proto)
+           return *p;
+    return NULL;
+}
+
 static void gpps(void *handle, const char *name, const char *def,
                 char *val, int len)
 {
@@ -258,11 +282,11 @@ void save_open_settings(void *sesskey, Config *cfg)
     write_setting_i(sesskey, "SSHLogOmitPasswords", cfg->logomitpass);
     write_setting_i(sesskey, "SSHLogOmitData", cfg->logomitdata);
     p = "raw";
-    for (i = 0; backends[i].name != NULL; i++)
-       if (backends[i].protocol == cfg->protocol) {
-           p = backends[i].name;
-           break;
-       }
+    {
+       const Backend *b = backend_from_proto(cfg->protocol);
+       if (b)
+           p = b->name;
+    }
     write_setting_s(sesskey, "Protocol", p);
     write_setting_i(sesskey, "PortNumber", cfg->port);
     /* The CloseOnExit numbers are arranged in a different order from
@@ -297,6 +321,7 @@ void save_open_settings(void *sesskey, Config *cfg)
     write_setting_i(sesskey, "Compression", cfg->compression);
     write_setting_i(sesskey, "TryAgent", cfg->tryagent);
     write_setting_i(sesskey, "AgentFwd", cfg->agentfwd);
+    write_setting_i(sesskey, "GssapiFwd", cfg->gssapifwd);
     write_setting_i(sesskey, "ChangeUsername", cfg->change_username);
     wprefs(sesskey, "Cipher", ciphernames, CIPHER_MAX,
           cfg->ssh_cipherlist);
@@ -306,8 +331,10 @@ void save_open_settings(void *sesskey, Config *cfg)
     write_setting_i(sesskey, "SshNoAuth", cfg->ssh_no_userauth);
     write_setting_i(sesskey, "AuthTIS", cfg->try_tis_auth);
     write_setting_i(sesskey, "AuthKI", cfg->try_ki_auth);
+    write_setting_i(sesskey, "AuthGSSAPI", cfg->try_gssapi_auth);
     write_setting_i(sesskey, "SshNoShell", cfg->ssh_no_shell);
     write_setting_i(sesskey, "SshProt", cfg->sshprot);
+    write_setting_s(sesskey, "LogHost", cfg->loghost);
     write_setting_i(sesskey, "SSH2DES", cfg->ssh2_des_cbc);
     write_setting_filename(sesskey, "PublicKeyFile", cfg->keyfile);
     write_setting_s(sesskey, "RemoteCommand", cfg->remote_cmd);
@@ -364,6 +391,7 @@ void save_open_settings(void *sesskey, Config *cfg)
     write_setting_i(sesskey, "DECOriginMode", cfg->dec_om);
     write_setting_i(sesskey, "AutoWrapMode", cfg->wrap_mode);
     write_setting_i(sesskey, "LFImpliesCR", cfg->lfhascr);
+    write_setting_i(sesskey, "CRImpliesLF", cfg->crhaslf);
     write_setting_i(sesskey, "DisableArabicShaping", cfg->arabicshaping);
     write_setting_i(sesskey, "DisableBidi", cfg->bidi);
     write_setting_i(sesskey, "WinNameAlways", cfg->win_name_always);
@@ -429,6 +457,7 @@ void save_open_settings(void *sesskey, Config *cfg)
     write_setting_i(sesskey, "BugRSAPad2", 2-cfg->sshbug_rsapad2);
     write_setting_i(sesskey, "BugPKSessID2", 2-cfg->sshbug_pksessid2);
     write_setting_i(sesskey, "BugRekey2", 2-cfg->sshbug_rekey2);
+    write_setting_i(sesskey, "BugMaxPkt2", 2-cfg->sshbug_maxpkt2);
     write_setting_i(sesskey, "StampUtmp", cfg->stamp_utmp);
     write_setting_i(sesskey, "LoginShell", cfg->login_shell);
     write_setting_i(sesskey, "ScrollbarOnLeft", cfg->scrollbar_on_left);
@@ -475,12 +504,13 @@ void load_open_settings(void *sesskey, Config *cfg)
     gpps(sesskey, "Protocol", "default", prot, 10);
     cfg->protocol = default_protocol;
     cfg->port = default_port;
-    for (i = 0; backends[i].name != NULL; i++)
-       if (!strcmp(prot, backends[i].name)) {
-           cfg->protocol = backends[i].protocol;
+    {
+       const Backend *b = backend_from_name(prot);
+       if (b) {
+           cfg->protocol = b->protocol;
            gppi(sesskey, "PortNumber", default_port, &cfg->port);
-           break;
        }
+    }
 
     /* Address family selection */
     gppi(sesskey, "AddressFamily", ADDRTYPE_UNSPEC, &cfg->addressfamily);
@@ -553,7 +583,7 @@ void load_open_settings(void *sesskey, Config *cfg)
     gpps(sesskey, "ProxyTelnetCommand", "connect %host %port\\n",
         cfg->proxy_telnet_command, sizeof(cfg->proxy_telnet_command));
     gppmap(sesskey, "Environment", "", cfg->environmt, lenof(cfg->environmt));
-    gpps(sesskey, "UserName", "", cfg->username, sizeof(cfg->username));
+    gpps(sesskey, "UserName", get_username(), cfg->username, sizeof(cfg->username));
     gpps(sesskey, "LocalUserName", "", cfg->localusername,
         sizeof(cfg->localusername));
     gppi(sesskey, "NoPTY", 0, &cfg->nopty);
@@ -561,6 +591,7 @@ void load_open_settings(void *sesskey, Config *cfg)
     gppi(sesskey, "TryAgent", 1, &cfg->tryagent);
     gppi(sesskey, "AgentFwd", 0, &cfg->agentfwd);
     gppi(sesskey, "ChangeUsername", 0, &cfg->change_username);
+    gppi(sesskey, "GssapiFwd", 0, &cfg->gssapifwd);
     gprefs(sesskey, "Cipher", "\0",
           ciphernames, CIPHER_MAX, cfg->ssh_cipherlist);
     {
@@ -571,9 +602,9 @@ void load_open_settings(void *sesskey, Config *cfg)
        char *default_kexes;
        gppi(sesskey, "BugDHGEx2", 0, &i); i = 2-i;
        if (i == FORCE_ON)
-           default_kexes = "dh-group14-sha1,dh-group1-sha1,WARN,dh-gex-sha1";
+           default_kexes = "dh-group14-sha1,dh-group1-sha1,rsa,WARN,dh-gex-sha1";
        else
-           default_kexes = "dh-gex-sha1,dh-group14-sha1,dh-group1-sha1,WARN";
+           default_kexes = "dh-gex-sha1,dh-group14-sha1,dh-group1-sha1,rsa,WARN";
        gprefs(sesskey, "KEX", default_kexes,
               kexnames, KEX_MAX, cfg->ssh_kexlist);
     }
@@ -581,10 +612,12 @@ void load_open_settings(void *sesskey, Config *cfg)
     gpps(sesskey, "RekeyBytes", "1G", cfg->ssh_rekey_data,
         sizeof(cfg->ssh_rekey_data));
     gppi(sesskey, "SshProt", 2, &cfg->sshprot);
+    gpps(sesskey, "LogHost", "", cfg->loghost, sizeof(cfg->loghost));
     gppi(sesskey, "SSH2DES", 0, &cfg->ssh2_des_cbc);
     gppi(sesskey, "SshNoAuth", 0, &cfg->ssh_no_userauth);
     gppi(sesskey, "AuthTIS", 0, &cfg->try_tis_auth);
     gppi(sesskey, "AuthKI", 1, &cfg->try_ki_auth);
+    gppi(sesskey, "AuthGSSAPI", 1, &cfg->try_gssapi_auth);
     gppi(sesskey, "SshNoShell", 0, &cfg->ssh_no_shell);
     gppfile(sesskey, "PublicKeyFile", &cfg->keyfile);
     gpps(sesskey, "RemoteCommand", "", cfg->remote_cmd,
@@ -656,6 +689,7 @@ void load_open_settings(void *sesskey, Config *cfg)
     gppi(sesskey, "DECOriginMode", 0, &cfg->dec_om);
     gppi(sesskey, "AutoWrapMode", 1, &cfg->wrap_mode);
     gppi(sesskey, "LFImpliesCR", 0, &cfg->lfhascr);
+    gppi(sesskey, "CRImpliesLF", 0, &cfg->crhaslf);
     gppi(sesskey, "DisableArabicShaping", 0, &cfg->arabicshaping);
     gppi(sesskey, "DisableBidi", 0, &cfg->bidi);
     gppi(sesskey, "WinNameAlways", 1, &cfg->win_name_always);
@@ -761,6 +795,8 @@ void load_open_settings(void *sesskey, Config *cfg)
     gppi(sesskey, "BugRSAPad2", 0, &i); cfg->sshbug_rsapad2 = 2-i;
     gppi(sesskey, "BugPKSessID2", 0, &i); cfg->sshbug_pksessid2 = 2-i;
     gppi(sesskey, "BugRekey2", 0, &i); cfg->sshbug_rekey2 = 2-i;
+    gppi(sesskey, "BugMaxPkt2", 0, &i); cfg->sshbug_maxpkt2 = 2-i;
+    cfg->ssh_simple = FALSE;
     gppi(sesskey, "StampUtmp", 1, &cfg->stamp_utmp);
     gppi(sesskey, "LoginShell", 1, &cfg->login_shell);
     gppi(sesskey, "ScrollbarOnLeft", 0, &cfg->scrollbar_on_left);