=================================================================== RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/readconf.c,v retrieving revision 1.100.2.2 retrieving revision 1.101 diff -u -r1.100.2.2 -r1.101 --- src/usr.bin/ssh/readconf.c 2003/09/16 21:20:26 1.100.2.2 +++ src/usr.bin/ssh/readconf.c 2002/11/07 22:08:07 1.101 @@ -12,7 +12,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: readconf.c,v 1.100.2.2 2003/09/16 21:20:26 brad Exp $"); +RCSID("$OpenBSD: readconf.c,v 1.101 2002/11/07 22:08:07 markus Exp $"); #include "ssh.h" #include "xmalloc.h" @@ -57,6 +57,7 @@ Host fascist.blob.com Port 23123 User tylonen + RhostsAuthentication no PasswordAuthentication no Host puukko.hut.fi @@ -74,6 +75,7 @@ Host * ForwardAgent no ForwardX11 no + RhostsAuthentication yes PasswordAuthentication yes RSAAuthentication yes RhostsRSAAuthentication yes @@ -89,9 +91,18 @@ typedef enum { oBadOption, - oForwardAgent, oForwardX11, oGatewayPorts, + oForwardAgent, oForwardX11, oGatewayPorts, oRhostsAuthentication, oPasswordAuthentication, oRSAAuthentication, oChallengeResponseAuthentication, oXAuthLocation, +#if defined(KRB4) || defined(KRB5) + oKerberosAuthentication, +#endif +#if defined(AFS) || defined(KRB5) + oKerberosTgtPassing, +#endif +#ifdef AFS + oAFSTokenPassing, +#endif oIdentityFile, oHostName, oPort, oCipher, oRemoteForward, oLocalForward, oUser, oHost, oEscapeChar, oRhostsRSAAuthentication, oProxyCommand, oGlobalKnownHostsFile, oUserKnownHostsFile, oConnectionAttempts, @@ -103,9 +114,8 @@ oDynamicForward, oPreferredAuthentications, oHostbasedAuthentication, oHostKeyAlgorithms, oBindAddress, oSmartcardDevice, oClearAllForwardings, oNoHostAuthenticationForLocalhost, - oEnableSSHKeysign, oRekeyLimit, oVerifyHostKeyDNS, oConnectTimeout, - oAddressFamily, oGssAuthentication, oGssDelegateCreds, - oDeprecated, oUnsupported + oEnableSSHKeysign, + oDeprecated } OpCodes; /* Textual representations of the tokens. */ @@ -119,7 +129,7 @@ { "xauthlocation", oXAuthLocation }, { "gatewayports", oGatewayPorts }, { "useprivilegedport", oUsePrivilegedPort }, - { "rhostsauthentication", oDeprecated }, + { "rhostsauthentication", oRhostsAuthentication }, { "passwordauthentication", oPasswordAuthentication }, { "kbdinteractiveauthentication", oKbdInteractiveAuthentication }, { "kbdinteractivedevices", oKbdInteractiveDevices }, @@ -131,16 +141,15 @@ { "challengeresponseauthentication", oChallengeResponseAuthentication }, { "skeyauthentication", oChallengeResponseAuthentication }, /* alias */ { "tisauthentication", oChallengeResponseAuthentication }, /* alias */ - { "kerberosauthentication", oUnsupported }, - { "kerberostgtpassing", oUnsupported }, - { "afstokenpassing", oUnsupported }, -#if defined(GSSAPI) - { "gssapiauthentication", oGssAuthentication }, - { "gssapidelegatecredentials", oGssDelegateCreds }, -#else - { "gssapiauthentication", oUnsupported }, - { "gssapidelegatecredentials", oUnsupported }, +#if defined(KRB4) || defined(KRB5) + { "kerberosauthentication", oKerberosAuthentication }, #endif +#if defined(AFS) || defined(KRB5) + { "kerberostgtpassing", oKerberosTgtPassing }, +#endif +#ifdef AFS + { "afstokenpassing", oAFSTokenPassing }, +#endif { "fallbacktorsh", oDeprecated }, { "usersh", oDeprecated }, { "identityfile", oIdentityFile }, @@ -175,22 +184,10 @@ { "preferredauthentications", oPreferredAuthentications }, { "hostkeyalgorithms", oHostKeyAlgorithms }, { "bindaddress", oBindAddress }, -#ifdef SMARTCARD { "smartcarddevice", oSmartcardDevice }, -#else - { "smartcarddevice", oUnsupported }, -#endif { "clearallforwardings", oClearAllForwardings }, { "enablesshkeysign", oEnableSSHKeysign }, -#ifdef DNS - { "verifyhostkeydns", oVerifyHostKeyDNS }, -#else - { "verifyhostkeydns", oUnsupported }, -#endif { "nohostauthenticationforlocalhost", oNoHostAuthenticationForLocalhost }, - { "rekeylimit", oRekeyLimit }, - { "connecttimeout", oConnectTimeout }, - { "addressfamily", oAddressFamily }, { NULL, oBadOption } }; @@ -269,26 +266,17 @@ * Processes a single option line as used in the configuration files. This * only sets those values that have not already been set. */ -#define WHITESPACE " \t\r\n" int process_config_line(Options *options, const char *host, char *line, const char *filename, int linenum, int *activep) { - char buf[256], *s, **charptr, *endofnumber, *keyword, *arg; + char buf[256], *s, *string, **charptr, *endofnumber, *keyword, *arg; int opcode, *intptr, value; - size_t len; u_short fwd_port, fwd_host_port; char sfwd_host_port[6]; - /* Strip trailing whitespace */ - for(len = strlen(line) - 1; len > 0; len--) { - if (strchr(WHITESPACE, line[len]) == NULL) - break; - line[len] = '\0'; - } - s = line; /* Get the keyword. (Each line is supposed to begin with a keyword). */ keyword = strdelim(&s); @@ -305,20 +293,6 @@ /* don't panic, but count bad options */ return -1; /* NOTREACHED */ - case oConnectTimeout: - intptr = &options->connection_timeout; -/* parse_time: */ - arg = strdelim(&s); - if (!arg || *arg == '\0') - fatal("%s line %d: missing time value.", - filename, linenum); - if ((value = convtime(arg)) == -1) - fatal("%s line %d: invalid time value.", - filename, linenum); - if (*intptr == -1) - *intptr = value; - break; - case oForwardAgent: intptr = &options->forward_agent; parse_flag: @@ -348,6 +322,10 @@ intptr = &options->use_privileged_port; goto parse_flag; + case oRhostsAuthentication: + intptr = &options->rhosts_authentication; + goto parse_flag; + case oPasswordAuthentication: intptr = &options->password_authentication; goto parse_flag; @@ -379,15 +357,21 @@ case oChallengeResponseAuthentication: intptr = &options->challenge_response_authentication; goto parse_flag; - - case oGssAuthentication: - intptr = &options->gss_authentication; +#if defined(KRB4) || defined(KRB5) + case oKerberosAuthentication: + intptr = &options->kerberos_authentication; goto parse_flag; - - case oGssDelegateCreds: - intptr = &options->gss_deleg_creds; +#endif +#if defined(AFS) || defined(KRB5) + case oKerberosTgtPassing: + intptr = &options->kerberos_tgt_passing; goto parse_flag; - +#endif +#ifdef AFS + case oAFSTokenPassing: + intptr = &options->afs_token_passing; + goto parse_flag; +#endif case oBatchMode: intptr = &options->batch_mode; goto parse_flag; @@ -396,10 +380,6 @@ intptr = &options->check_host_ip; goto parse_flag; - case oVerifyHostKeyDNS: - intptr = &options->verify_host_key_dns; - goto parse_flag; - case oStrictHostKeyChecking: intptr = &options->strict_host_key_checking; arg = strdelim(&s); @@ -439,31 +419,6 @@ intptr = &options->compression_level; goto parse_int; - case oRekeyLimit: - intptr = &options->rekey_limit; - arg = strdelim(&s); - if (!arg || *arg == '\0') - fatal("%.200s line %d: Missing argument.", filename, linenum); - if (arg[0] < '0' || arg[0] > '9') - fatal("%.200s line %d: Bad number.", filename, linenum); - value = strtol(arg, &endofnumber, 10); - if (arg == endofnumber) - fatal("%.200s line %d: Bad number.", filename, linenum); - switch (toupper(*endofnumber)) { - case 'K': - value *= 1<<10; - break; - case 'M': - value *= 1<<20; - break; - case 'G': - value *= 1<<30; - break; - } - if (*activep && *intptr == -1) - *intptr = value; - break; - case oIdentityFile: arg = strdelim(&s); if (!arg || *arg == '\0') @@ -530,12 +485,17 @@ goto parse_string; case oProxyCommand: - if (s == NULL) - fatal("%.200s line %d: Missing argument.", filename, linenum); charptr = &options->proxy_command; - len = strspn(s, WHITESPACE "="); + string = xstrdup(""); + while ((arg = strdelim(&s)) != NULL && *arg != '\0') { + string = xrealloc(string, strlen(string) + strlen(arg) + 2); + strcat(string, " "); + strcat(string, arg); + } if (*activep && *charptr == NULL) - *charptr = xstrdup(s + len); + *charptr = string; + else + xfree(string); return 0; case oPort: @@ -669,7 +629,7 @@ fatal("%.200s line %d: Badly formatted port number.", filename, linenum); if (*activep) - add_local_forward(options, fwd_port, "socks", 0); + add_local_forward(options, fwd_port, "socks4", 0); break; case oClearAllForwardings: @@ -709,21 +669,6 @@ *intptr = value; break; - case oAddressFamily: - arg = strdelim(&s); - intptr = &options->address_family; - if (strcasecmp(arg, "inet") == 0) - value = AF_INET; - else if (strcasecmp(arg, "inet6") == 0) - value = AF_INET6; - else if (strcasecmp(arg, "any") == 0) - value = AF_UNSPEC; - else - fatal("Unsupported AddressFamily \"%s\"", arg); - if (*activep && *intptr == -1) - *intptr = value; - break; - case oEnableSSHKeysign: intptr = &options->enable_ssh_keysign; goto parse_flag; @@ -733,11 +678,6 @@ filename, linenum, keyword); return 0; - case oUnsupported: - error("%s line %d: Unsupported option \"%s\"", - filename, linenum, keyword); - return 0; - default: fatal("process_config_line: Unimplemented opcode %d", opcode); } @@ -807,11 +747,19 @@ options->xauth_location = NULL; options->gateway_ports = -1; options->use_privileged_port = -1; + options->rhosts_authentication = -1; options->rsa_authentication = -1; options->pubkey_authentication = -1; options->challenge_response_authentication = -1; - options->gss_authentication = -1; - options->gss_deleg_creds = -1; +#if defined(KRB4) || defined(KRB5) + options->kerberos_authentication = -1; +#endif +#if defined(AFS) || defined(KRB5) + options->kerberos_tgt_passing = -1; +#endif +#ifdef AFS + options->afs_token_passing = -1; +#endif options->password_authentication = -1; options->kbd_interactive_authentication = -1; options->kbd_interactive_devices = NULL; @@ -824,9 +772,7 @@ options->keepalives = -1; options->compression_level = -1; options->port = -1; - options->address_family = -1; options->connection_attempts = -1; - options->connection_timeout = -1; options->number_of_password_prompts = -1; options->cipher = -1; options->ciphers = NULL; @@ -852,8 +798,6 @@ options->smartcard_device = NULL; options->enable_ssh_keysign = - 1; options->no_host_authentication_for_localhost = - 1; - options->rekey_limit = - 1; - options->verify_host_key_dns = -1; } /* @@ -876,16 +820,26 @@ options->gateway_ports = 0; if (options->use_privileged_port == -1) options->use_privileged_port = 0; + if (options->rhosts_authentication == -1) + options->rhosts_authentication = 0; if (options->rsa_authentication == -1) options->rsa_authentication = 1; if (options->pubkey_authentication == -1) options->pubkey_authentication = 1; if (options->challenge_response_authentication == -1) options->challenge_response_authentication = 1; - if (options->gss_authentication == -1) - options->gss_authentication = 1; - if (options->gss_deleg_creds == -1) - options->gss_deleg_creds = 0; +#if defined(KRB4) || defined(KRB5) + if (options->kerberos_authentication == -1) + options->kerberos_authentication = 1; +#endif +#if defined(AFS) || defined(KRB5) + if (options->kerberos_tgt_passing == -1) + options->kerberos_tgt_passing = 1; +#endif +#ifdef AFS + if (options->afs_token_passing == -1) + options->afs_token_passing = 1; +#endif if (options->password_authentication == -1) options->password_authentication = 1; if (options->kbd_interactive_authentication == -1) @@ -908,8 +862,6 @@ options->compression_level = 6; if (options->port == -1) options->port = 0; /* Filled in ssh_connect. */ - if (options->address_family == -1) - options->address_family = AF_UNSPEC; if (options->connection_attempts == -1) options->connection_attempts = 1; if (options->number_of_password_prompts == -1) @@ -962,10 +914,6 @@ options->no_host_authentication_for_localhost = 0; if (options->enable_ssh_keysign == -1) options->enable_ssh_keysign = 0; - if (options->rekey_limit == -1) - options->rekey_limit = 0; - if (options->verify_host_key_dns == -1) - options->verify_host_key_dns = 0; /* options->proxy_command should not be set by default */ /* options->user will be set in the main program if appropriate */ /* options->hostname will be set in the main program if appropriate */