/* g10.c - The GnuPG utility (main for gpg) * Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 * 2004 Free Software Foundation, Inc. * * This file is part of GnuPG. * * GnuPG is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * GnuPG is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA */ #include #include #include #include #include #include #include #ifdef HAVE_DOSISH_SYSTEM #include /* for setmode() */ #endif #ifdef HAVE_STAT #include /* for stat() */ #endif #define INCLUDED_BY_MAIN_MODULE 1 #include "packet.h" #include "iobuf.h" #include "memory.h" #include "util.h" #include "main.h" #include "options.h" #include "keydb.h" #include "trustdb.h" #include "mpi.h" #include "cipher.h" #include "filter.h" #include "ttyio.h" #include "i18n.h" #include "status.h" #include "g10defs.h" #include "keyserver-internal.h" #include "exec.h" enum cmd_and_opt_values { aNull = 0, oArmor = 'a', aDetachedSign = 'b', aSym = 'c', aDecrypt = 'd', aEncr = 'e', aOldEncrFiles = 'f', /* to be removed */ oInteractive = 'i', oKOption = 'k', oDryRun = 'n', oOutput = 'o', oQuiet = 'q', oRecipient = 'r', aSign = 's', oTextmodeShort= 't', oUser = 'u', oVerbose = 'v', oCompress = 'z', oSetNotation = 'N', oBatch = 500, oMaxOutput, oSigNotation, oCertNotation, oShowNotation, oNoShowNotation, aEncrFiles, aDecryptFiles, aClearsign, aStore, aKeygen, aSignEncr, aSignSym, aSignKey, aLSignKey, aNRSignKey, aNRLSignKey, aListConfig, aGPGConfList, aListPackets, aEditKey, aDeleteKeys, aDeleteSecretKeys, aDeleteSecretAndPublicKeys, aKMode, aKModeC, aImport, aFastImport, aVerify, aVerifyFiles, aListKeys, aListSigs, aListSecretKeys, aSendKeys, aRecvKeys, aSearchKeys, aExport, aExportAll, aExportSecret, aExportSecretSub, aCheckKeys, aGenRevoke, aDesigRevoke, aPrimegen, aPrintMD, aPrintMDs, aCheckTrustDB, aUpdateTrustDB, aFixTrustDB, aListTrustDB, aListTrustPath, aExportOwnerTrust, aListOwnerTrust, aImportOwnerTrust, aDeArmor, aEnArmor, aGenRandom, aPipeMode, aRebuildKeydbCaches, aRefreshKeys, oTextmode, oNoTextmode, oExpert, oNoExpert, oAskSigExpire, oNoAskSigExpire, oAskCertExpire, oNoAskCertExpire, oAskCertLevel, oNoAskCertLevel, oFingerprint, oWithFingerprint, oAnswerYes, oAnswerNo, oDefCertLevel, oMinCertLevel, oKeyring, oSecretKeyring, oShowKeyring, oDefaultKey, oDefRecipient, oDefRecipientSelf, oNoDefRecipient, oOptions, oDebug, oDebugAll, oStatusFD, oStatusFile, /* only used with risc os */ oAttributeFD, oAttributeFile, /* only used with risc os */ oSKComments, oNoSKComments, oNoComments, oEmitVersion, oNoEmitVersion, oCompletesNeeded, oMarginalsNeeded, oMaxCertDepth, oLoadExtension, oGnuPG, oRFC1991, oRFC2440, oOpenPGP, oPGP2, oPGP6, oPGP7, oPGP8, oCipherAlgo, oDigestAlgo, oCertDigestAlgo, oCompressAlgo, oBZ2DecompressLowmem, oPasswdFD, oPasswdFile, /* only used with risc os */ oCommandFD, oCommandFile, /* only used with risc os */ oQuickRandom, oNoVerbose, oTrustDBName, oNoSecmemWarn, oNoPermissionWarn, oNoMDCWarn, oNoArmor, oNoDefKeyring, oNoGreeting, oNoTTY, oNoOptions, oNoBatch, oHomedir, oWithColons, oWithKeyData, oSkipVerify, oCompressKeys, oCompressSigs, oAlwaysTrust, oTrustModel, oEmuChecksumBug, oRunAsShmCP, oSetFilename, oForYourEyesOnly, oNoForYourEyesOnly, oSetPolicyURL, oSigPolicyURL, oCertPolicyURL, oShowPolicyURL, oNoShowPolicyURL, oUseEmbeddedFilename, oNoUseEmbeddedFilename, oComment, oDefaultComment, oThrowKeyid, oShowPhotos, oNoShowPhotos, oPhotoViewer, oForceV3Sigs, oNoForceV3Sigs, oForceV4Certs, oNoForceV4Certs, oForceMDC, oNoForceMDC, oDisableMDC, oNoDisableMDC, oS2KMode, oS2KDigest, oS2KCipher, oSimpleSKChecksum, oDisplayCharset, oNotDashEscaped, oEscapeFrom, oNoEscapeFrom, oLockOnce, oLockMultiple, oLockNever, oKeyServer, oKeyServerOptions, oImportOptions, oExportOptions, oTempDir, oExecPath, oEncryptTo, oNoEncryptTo, oLoggerFD, oLoggerFile, /* only used with risc os */ oUtf8Strings, oNoUtf8Strings, oDisableCipherAlgo, oDisablePubkeyAlgo, oAllowNonSelfsignedUID, oNoAllowNonSelfsignedUID, oAllowFreeformUID, oNoAllowFreeformUID, oAllowSecretKeyImport, oEnableSpecialFilenames, oNoLiteral, oSetFilesize, oHonorHttpProxy, oFastListMode, oListOnly, oIgnoreTimeConflict, oIgnoreValidFrom, oIgnoreCrcError, oIgnoreMDCError, oShowSessionKey, oOverrideSessionKey, oNoRandomSeedFile, oAutoKeyRetrieve, oNoAutoKeyRetrieve, oUseAgent, oNoUseAgent, oGpgAgentInfo, oMergeOnly, oTryAllSecrets, oTrustedKey, oNoExpensiveTrustChecks, oFixedListMode, oNoSigCache, oNoSigCreateCheck, oAutoCheckTrustDB, oNoAutoCheckTrustDB, oPreservePermissions, oDefaultPreferenceList, oPersonalCipherPreferences, oPersonalDigestPreferences, oPersonalCompressPreferences, oEmuMDEncodeBug, oDisplay, oTTYname, oTTYtype, oLCctype, oLCmessages, oGroup, oUnGroup, oNoGroups, oStrict, oNoStrict, oMangleDosFilenames, oNoMangleDosFilenames, oEnableProgressFilter, oMultifile, aTest }; static ARGPARSE_OPTS opts[] = { { 300, NULL, 0, N_("@Commands:\n ") }, { aSign, "sign", 256, N_("|[file]|make a signature")}, { aClearsign, "clearsign", 256, N_("|[file]|make a clear text signature")}, { aDetachedSign, "detach-sign", 256, N_("make a detached signature")}, { aEncr, "encrypt", 256, N_("encrypt data")}, { aOldEncrFiles, NULL, 256, "@"}, { aEncrFiles, "encrypt-files", 256, N_("|[files]|encrypt files")}, { aSym, "symmetric", 256, N_("encryption only with symmetric cipher")}, { aStore, "store", 256, N_("store only")}, { aDecrypt, "decrypt", 256, N_("decrypt data (default)")}, { aDecryptFiles, "decrypt-files", 256, N_("|[files]|decrypt files")}, { aVerify, "verify" , 256, N_("verify a signature")}, { aVerifyFiles, "verify-files" , 256, "@" }, { aListKeys, "list-keys", 256, N_("list keys")}, { aListKeys, "list-public-keys", 256, "@" }, { aListSigs, "list-sigs", 256, N_("list keys and signatures")}, { aCheckKeys, "check-sigs",256, N_("check key signatures")}, { oFingerprint, "fingerprint", 256, N_("list keys and fingerprints")}, { aListSecretKeys, "list-secret-keys", 256, N_("list secret keys")}, { aKeygen, "gen-key", 256, N_("generate a new key pair")}, { aDeleteKeys,"delete-keys",256,N_("remove keys from the public keyring")}, { aDeleteSecretKeys, "delete-secret-keys",256, N_("remove keys from the secret keyring")}, { aSignKey, "sign-key" ,256, N_("sign a key")}, { aLSignKey, "lsign-key" ,256, N_("sign a key locally")}, { aNRSignKey, "nrsign-key" ,256, N_("sign a key non-revocably")}, { aNRLSignKey, "nrlsign-key" ,256, N_("sign a key locally and non-revocably")}, { aEditKey, "edit-key" ,256, N_("sign or edit a key")}, { aGenRevoke, "gen-revoke",256, N_("generate a revocation certificate")}, { aDesigRevoke, "desig-revoke",256, "@" }, { aExport, "export" , 256, N_("export keys") }, { aSendKeys, "send-keys" , 256, N_("export keys to a key server") }, { aRecvKeys, "recv-keys" , 256, N_("import keys from a key server") }, { aSearchKeys, "search-keys" , 256, N_("search for keys on a key server") }, { aRefreshKeys, "refresh-keys", 256, N_("update all keys from a keyserver")}, { aExportAll, "export-all" , 256, "@" }, { aExportSecret, "export-secret-keys" , 256, "@" }, { aExportSecretSub, "export-secret-subkeys" , 256, "@" }, { aImport, "import", 256, N_("import/merge keys")}, { aFastImport, "fast-import", 256, "@"}, { aListConfig, "list-config", 256, "@"}, { aGPGConfList, "gpgconf-list", 256, "@" }, { aListPackets,"list-packets",256,N_("list only the sequence of packets")}, { aExportOwnerTrust, "export-ownertrust", 256, N_("export the ownertrust values")}, { aImportOwnerTrust, "import-ownertrust", 256, N_("import ownertrust values")}, { aUpdateTrustDB, "update-trustdb",0 , N_("update the trust database")}, { aCheckTrustDB, "check-trustdb",0 , N_("unattended trust database update")}, { aFixTrustDB, "fix-trustdb",0 , N_("fix a corrupted trust database")}, { aDeArmor, "dearmor", 256, N_("De-Armor a file or stdin") }, { aDeArmor, "dearmour", 256, "@" }, { aEnArmor, "enarmor", 256, N_("En-Armor a file or stdin") }, { aEnArmor, "enarmour", 256, "@" }, { aPrintMD, "print-md" , 256, N_("|algo [files]|print message digests")}, { aPrimegen, "gen-prime" , 256, "@" }, { aGenRandom, "gen-random" , 256, "@" }, { 301, NULL, 0, N_("@\nOptions:\n ") }, { oArmor, "armor", 0, N_("create ascii armored output")}, { oArmor, "armour", 0, "@" }, { oRecipient, "recipient", 2, N_("|NAME|encrypt for NAME")}, { oRecipient, "remote-user", 2, "@"}, /* old option name */ { oDefRecipient, "default-recipient" ,2, N_("|NAME|use NAME as default recipient")}, { oDefRecipientSelf, "default-recipient-self" ,0, N_("use the default key as default recipient")}, { oNoDefRecipient, "no-default-recipient", 0, "@" }, { oTempDir, "temp-directory", 2, "@" }, { oExecPath, "exec-path", 2, "@" }, { oEncryptTo, "encrypt-to", 2, "@" }, { oNoEncryptTo, "no-encrypt-to", 0, "@" }, { oUser, "local-user",2, N_("use this user-id to sign or decrypt")}, { oCompress,"compress-level",1,N_("|N|set compress level N (0 disables)")}, { oBZ2DecompressLowmem, "bzip2-decompress-lowmem", 0, "@" }, { oTextmodeShort, NULL, 0, "@"}, { oTextmode, "textmode", 0, N_("use canonical text mode")}, { oNoTextmode, "no-textmode", 0, "@"}, { oExpert, "expert", 0, "@"}, { oNoExpert, "no-expert", 0, "@"}, { oAskSigExpire, "ask-sig-expire", 0, "@"}, { oNoAskSigExpire, "no-ask-sig-expire", 0, "@"}, { oAskCertExpire, "ask-cert-expire", 0, "@"}, { oNoAskCertExpire, "no-ask-cert-expire", 0, "@"}, { oAskCertLevel, "ask-cert-level", 0, "@"}, { oNoAskCertLevel, "no-ask-cert-level", 0, "@"}, { oOutput, "output", 2, N_("use as output file")}, { oMaxOutput, "max-output", 16|4, "@" }, { oVerbose, "verbose", 0, N_("verbose") }, { oQuiet, "quiet", 0, N_("be somewhat more quiet") }, { oNoTTY, "no-tty", 0, N_("don't use the terminal at all") }, { oForceV3Sigs, "force-v3-sigs", 0, N_("force v3 signatures") }, { oNoForceV3Sigs, "no-force-v3-sigs", 0, N_("do not force v3 signatures") }, { oForceV4Certs, "force-v4-certs", 0, N_("force v4 key signatures") }, { oNoForceV4Certs, "no-force-v4-certs", 0, N_("do not force v4 key signatures") }, { oForceMDC, "force-mdc", 0, N_("always use a MDC for encryption") }, { oNoForceMDC, "no-force-mdc", 0, "@" }, { oDisableMDC, "disable-mdc", 0, N_("never use a MDC for encryption") }, { oNoDisableMDC, "no-disable-mdc", 0, "@" }, { oDryRun, "dry-run", 0, N_("do not make any changes") }, { oInteractive, "interactive", 0, N_("prompt before overwriting") }, { oUseAgent, "use-agent",0, N_("use the gpg-agent")}, { oNoUseAgent, "no-use-agent",0, "@"}, { oGpgAgentInfo, "gpg-agent-info",2, "@"}, { oBatch, "batch", 0, N_("batch mode: never ask")}, { oAnswerYes, "yes", 0, N_("assume yes on most questions")}, { oAnswerNo, "no", 0, N_("assume no on most questions")}, { oKeyring, "keyring" ,2, N_("add this keyring to the list of keyrings")}, { oSecretKeyring, "secret-keyring" ,2, N_("add this secret keyring to the list")}, { oShowKeyring, "show-keyring", 0, N_("show which keyring a listed key is on")}, { oDefaultKey, "default-key" ,2, N_("|NAME|use NAME as default secret key")}, { oKeyServer, "keyserver",2, N_("|HOST|use this keyserver to lookup keys")}, { oKeyServerOptions, "keyserver-options",2,"@"}, { oImportOptions, "import-options",2,"@"}, { oExportOptions, "export-options",2,"@"}, { oDisplayCharset, "display-charset", 2, N_("|NAME|set terminal charset to NAME") }, { oDisplayCharset, "charset", 2, "@" }, { oOptions, "options" , 2, N_("read options from file")}, { oDebug, "debug" ,4|16, "@"}, { oDebugAll, "debug-all" ,0, "@"}, { oStatusFD, "status-fd" ,1, N_("|FD|write status info to this FD") }, #ifdef __riscos__ { oStatusFile, "status-file" ,2, N_("|[file]|write status info to file") }, #endif /* __riscos__ */ { oAttributeFD, "attribute-fd" ,1, "@" }, #ifdef __riscos__ { oAttributeFile, "attribute-file" ,2, "@" }, #endif /* __riscos__ */ { oNoComments, "no-comment", 0, "@"}, { oNoSKComments, "no-sk-comments", 0, "@"}, { oSKComments, "sk-comments", 0, "@"}, { oCompletesNeeded, "completes-needed", 1, "@"}, { oMarginalsNeeded, "marginals-needed", 1, "@"}, { oMaxCertDepth, "max-cert-depth", 1, "@" }, { oTrustedKey, "trusted-key", 2, N_("|KEYID|ultimately trust this key")}, { oLoadExtension, "load-extension" ,2, N_("|FILE|load extension module FILE")}, { oGnuPG, "gnupg", 0, "@"}, { oGnuPG, "no-pgp2", 0, "@"}, { oGnuPG, "no-pgp6", 0, "@"}, { oGnuPG, "no-pgp7", 0, "@"}, { oGnuPG, "no-pgp8", 0, "@"}, { oRFC1991, "rfc1991", 0, N_("emulate the mode described in RFC1991")}, { oRFC2440, "rfc2440", 0, "@" }, { oOpenPGP, "openpgp", 0, N_("set all packet, cipher and digest options to OpenPGP behavior")}, { oPGP2, "pgp2", 0, N_("set all packet, cipher and digest options to PGP 2.x behavior")}, { oPGP6, "pgp6", 0, "@"}, { oPGP7, "pgp7", 0, "@"}, { oPGP8, "pgp8", 0, "@"}, { oS2KMode, "s2k-mode", 1, N_("|N|use passphrase mode N")}, { oS2KDigest, "s2k-digest-algo",2, N_("|NAME|use message digest algorithm NAME for passphrases")}, { oS2KCipher, "s2k-cipher-algo",2, N_("|NAME|use cipher algorithm NAME for passphrases")}, { oSimpleSKChecksum, "simple-sk-checksum", 0, "@"}, { oCipherAlgo, "cipher-algo", 2 , N_("|NAME|use cipher algorithm NAME")}, { oDigestAlgo, "digest-algo", 2 , N_("|NAME|use message digest algorithm NAME")}, { oCertDigestAlgo, "cert-digest-algo", 2 , "@" }, { oCompressAlgo, "compress-algo", 1 , N_("|N|use compress algorithm N")}, { oThrowKeyid, "throw-keyids", 0, N_("throw keyid field of encrypted packets")}, { oThrowKeyid, "throw-keyid", 0, "@" }, { oShowPhotos, "show-photos", 0, N_("Show Photo IDs")}, { oNoShowPhotos, "no-show-photos", 0, N_("Don't show Photo IDs")}, { oPhotoViewer, "photo-viewer", 2, N_("Set command line to view Photo IDs")}, { oSetNotation, "set-notation", 2, "@" }, { oSetNotation, "notation-data", 2, "@" }, /* Alias */ { oSigNotation, "sig-notation", 2, "@" }, { oCertNotation, "cert-notation", 2, "@" }, { 302, NULL, 0, N_( "@\n(See the man page for a complete listing of all commands and options)\n" )}, { 303, NULL, 0, N_("@\nExamples:\n\n" " -se -r Bob [file] sign and encrypt for user Bob\n" " --clearsign [file] make a clear text signature\n" " --detach-sign [file] make a detached signature\n" " --list-keys [names] show keys\n" " --fingerprint [names] show fingerprints\n" ) }, /* hidden options */ { aListOwnerTrust, "list-ownertrust", 256, "@"}, /* deprecated */ { oCompressAlgo, "compression-algo", 1, "@"}, /* alias */ { aPrintMDs, "print-mds" , 256, "@"}, /* old */ { aListTrustDB, "list-trustdb",0 , "@"}, /* Not yet used */ /* { aListTrustPath, "list-trust-path",0, "@"}, */ { aPipeMode, "pipemode", 0, "@" }, { oKOption, NULL, 0, "@"}, { oPasswdFD, "passphrase-fd",1, "@" }, #ifdef __riscos__ { oPasswdFile, "passphrase-file",2, "@" }, #endif /* __riscos__ */ { oCommandFD, "command-fd",1, "@" }, #ifdef __riscos__ { oCommandFile, "command-file",2, "@" }, #endif /* __riscos__ */ { oQuickRandom, "quick-random", 0, "@"}, { oNoVerbose, "no-verbose", 0, "@"}, { oTrustDBName, "trustdb-name", 2, "@" }, { oNoSecmemWarn, "no-secmem-warning", 0, "@" }, /* used only by regression tests */ { oNoPermissionWarn, "no-permission-warning", 0, "@" }, { oNoMDCWarn, "no-mdc-warning", 0, "@" }, { oNoArmor, "no-armor", 0, "@"}, { oNoArmor, "no-armour", 0, "@"}, { oNoDefKeyring, "no-default-keyring", 0, "@" }, { oNoGreeting, "no-greeting", 0, "@" }, { oNoOptions, "no-options", 0, "@" }, /* shortcut for --options /dev/null */ { oHomedir, "homedir", 2, "@" }, /* defaults to "~/.gnupg" */ { oNoBatch, "no-batch", 0, "@" }, { oWithColons, "with-colons", 0, "@"}, { oWithKeyData,"with-key-data", 0, "@"}, { aListKeys, "list-key", 0, "@" }, /* alias */ { aListSigs, "list-sig", 0, "@" }, /* alias */ { aCheckKeys, "check-sig",0, "@" }, /* alias */ { oSkipVerify, "skip-verify",0, "@" }, { oCompressKeys, "compress-keys",0, "@"}, { oCompressSigs, "compress-sigs",0, "@"}, { oDefCertLevel, "default-cert-check-level", 1, "@"}, /* Old option */ { oDefCertLevel, "default-cert-level", 1, "@"}, { oMinCertLevel, "min-cert-level", 1, "@"}, { oAlwaysTrust, "always-trust", 0, "@"}, { oTrustModel, "trust-model", 2, "@"}, { oEmuChecksumBug, "emulate-checksum-bug", 0, "@"}, { oRunAsShmCP, "run-as-shm-coprocess", 4, "@" }, { oSetFilename, "set-filename", 2, "@" }, { oForYourEyesOnly, "for-your-eyes-only", 0, "@" }, { oNoForYourEyesOnly, "no-for-your-eyes-only", 0, "@" }, { oSetPolicyURL, "set-policy-url", 2, "@" }, { oSigPolicyURL, "sig-policy-url", 2, "@" }, { oCertPolicyURL, "cert-policy-url", 2, "@" }, { oShowPolicyURL, "show-policy-url", 0, "@" }, { oNoShowPolicyURL, "no-show-policy-url", 0, "@" }, { oShowNotation, "show-notation", 0, "@" }, { oNoShowNotation, "no-show-notation", 0, "@" }, { oComment, "comment", 2, "@" }, { oDefaultComment, "default-comment", 0, "@" }, { oEmitVersion, "emit-version", 0, "@"}, { oNoEmitVersion, "no-emit-version", 0, "@"}, { oNoEmitVersion, "no-version", 0, "@"}, /* alias */ { oNotDashEscaped, "not-dash-escaped", 0, "@" }, { oEscapeFrom, "escape-from-lines", 0, "@" }, { oNoEscapeFrom, "no-escape-from-lines", 0, "@" }, { oLockOnce, "lock-once", 0, "@" }, { oLockMultiple, "lock-multiple", 0, "@" }, { oLockNever, "lock-never", 0, "@" }, { oLoggerFD, "logger-fd",1, "@" }, #ifdef __riscos__ { oLoggerFile, "logger-file",2, "@" }, #endif /* __riscos__ */ { oUseEmbeddedFilename, "use-embedded-filename", 0, "@" }, { oNoUseEmbeddedFilename, "no-use-embedded-filename", 0, "@" }, { oUtf8Strings, "utf8-strings", 0, "@" }, { oNoUtf8Strings, "no-utf8-strings", 0, "@" }, { oWithFingerprint, "with-fingerprint", 0, "@" }, { oDisableCipherAlgo, "disable-cipher-algo", 2, "@" }, { oDisablePubkeyAlgo, "disable-pubkey-algo", 2, "@" }, { oAllowNonSelfsignedUID, "allow-non-selfsigned-uid", 0, "@" }, { oNoAllowNonSelfsignedUID, "no-allow-non-selfsigned-uid", 0, "@" }, { oAllowFreeformUID, "allow-freeform-uid", 0, "@" }, { oNoAllowFreeformUID, "no-allow-freeform-uid", 0, "@" }, { oNoLiteral, "no-literal", 0, "@" }, { oSetFilesize, "set-filesize", 20, "@" }, { oHonorHttpProxy,"honor-http-proxy", 0, "@" }, { oFastListMode,"fast-list-mode", 0, "@" }, { oFixedListMode,"fixed-list-mode", 0, "@" }, { oListOnly, "list-only", 0, "@"}, { oIgnoreTimeConflict, "ignore-time-conflict", 0, "@" }, { oIgnoreValidFrom, "ignore-valid-from", 0, "@" }, { oIgnoreCrcError, "ignore-crc-error", 0,"@" }, { oIgnoreMDCError, "ignore-mdc-error", 0,"@" }, { oShowSessionKey, "show-session-key", 0, "@" }, { oOverrideSessionKey, "override-session-key", 2, "@" }, { oNoRandomSeedFile, "no-random-seed-file", 0, "@" }, { oAutoKeyRetrieve, "auto-key-retrieve", 0, "@" }, { oNoAutoKeyRetrieve, "no-auto-key-retrieve", 0, "@" }, { oNoSigCache, "no-sig-cache", 0, "@" }, { oNoSigCreateCheck, "no-sig-create-check", 0, "@" }, { oAutoCheckTrustDB, "auto-check-trustdb", 0, "@"}, { oNoAutoCheckTrustDB, "no-auto-check-trustdb", 0, "@"}, { oMergeOnly, "merge-only", 0, "@" }, { oAllowSecretKeyImport, "allow-secret-key-import", 0, "@" }, { oTryAllSecrets, "try-all-secrets", 0, "@" }, { oEnableSpecialFilenames, "enable-special-filenames", 0, "@" }, { oNoExpensiveTrustChecks, "no-expensive-trust-checks", 0, "@" }, { aDeleteSecretAndPublicKeys, "delete-secret-and-public-keys",256, "@" }, { aRebuildKeydbCaches, "rebuild-keydb-caches", 256, "@"}, { oPreservePermissions, "preserve-permissions", 0, "@"}, { oDefaultPreferenceList, "default-preference-list", 2, "@"}, { oPersonalCipherPreferences, "personal-cipher-preferences", 2, "@"}, { oPersonalDigestPreferences, "personal-digest-preferences", 2, "@"}, { oPersonalCompressPreferences, "personal-compress-preferences", 2, "@"}, { oEmuMDEncodeBug, "emulate-md-encode-bug", 0, "@"}, { oDisplay, "display", 2, "@" }, { oTTYname, "ttyname", 2, "@" }, { oTTYtype, "ttytype", 2, "@" }, { oLCctype, "lc-ctype", 2, "@" }, { oLCmessages, "lc-messages", 2, "@" }, { oGroup, "group", 2, "@" }, { oUnGroup, "ungroup", 2, "@" }, { oNoGroups, "no-groups", 0, "@" }, { oStrict, "strict", 0, "@" }, { oNoStrict, "no-strict", 0, "@" }, { oMangleDosFilenames, "mangle-dos-filenames", 0, "@" }, { oNoMangleDosFilenames, "no-mangle-dos-filenames", 0, "@" }, { oEnableProgressFilter, "enable-progress-filter", 0, "@" }, { oMultifile, "multifile", 0, "@" }, {0} }; int g10_errors_seen = 0; static int utf8_strings = 0; static int maybe_setuid = 1; static char *build_list( const char *text, char letter, const char *(*mapf)(int), int (*chkf)(int) ); static void set_cmd( enum cmd_and_opt_values *ret_cmd, enum cmd_and_opt_values new_cmd ); static void print_mds( const char *fname, int algo ); static void add_notation_data( const char *string, int which ); static void add_policy_url( const char *string, int which ); #ifdef __riscos__ RISCOS_GLOBAL_STATICS("GnuPG Heap") #endif /* __riscos__ */ const char * strusage( int level ) { static char *digests, *pubkeys, *ciphers, *zips; const char *p; switch( level ) { case 11: p = "gpg (GnuPG)"; break; case 13: p = VERSION; break; case 17: p = PRINTABLE_OS_NAME; break; case 19: p = _("Please report bugs to .\n"); break; #ifdef IS_DEVELOPMENT_VERSION case 20: p="NOTE: THIS IS A DEVELOPMENT VERSION!"; break; case 21: p="It is only intended for test purposes and should NOT be"; break; case 22: p="used in a production environment or with production keys!"; break; #endif case 1: case 40: p = _("Usage: gpg [options] [files] (-h for help)"); break; case 41: p = _("Syntax: gpg [options] [files]\n" "sign, check, encrypt or decrypt\n" "default operation depends on the input data\n"); break; case 31: p = "\nHome: "; break; #ifndef __riscos__ case 32: p = opt.homedir; break; #else /* __riscos__ */ case 32: p = make_filename(opt.homedir, NULL); break; #endif /* __riscos__ */ case 33: p = _("\nSupported algorithms:\n"); break; case 34: if( !pubkeys ) pubkeys = build_list(_("Pubkey: "), 0, pubkey_algo_to_string, check_pubkey_algo ); p = pubkeys; break; case 35: if( !ciphers ) ciphers = build_list(_("Cipher: "), 'S', cipher_algo_to_string, check_cipher_algo ); p = ciphers; break; case 36: if( !digests ) digests = build_list(_("Hash: "), 'H', digest_algo_to_string, check_digest_algo ); p = digests; break; case 37: if( !zips ) zips = build_list(_("Compression: "),'Z',compress_algo_to_string, check_compress_algo); p = zips; break; default: p = default_strusage(level); } return p; } static char * build_list( const char *text, char letter, const char * (*mapf)(int), int (*chkf)(int) ) { int i; const char *s; size_t n=strlen(text)+2; char *list, *p, *line=NULL; if( maybe_setuid ) secmem_init( 0 ); /* drop setuid */ for(i=0; i <= 110; i++ ) if( !chkf(i) && (s=mapf(i)) ) n += strlen(s) + 7 + 2; list = m_alloc( 21 + n ); *list = 0; for(p=NULL, i=0; i <= 110; i++ ) { if( !chkf(i) && (s=mapf(i)) ) { if( !p ) { p = stpcpy( list, text ); line=p; } else p = stpcpy( p, ", "); if(strlen(line)>60) { int spaces=strlen(text); list=m_realloc(list,n+spaces+1); /* realloc could move the block, so find the end again */ p=list; while(*p) p++; p=stpcpy(p, "\n"); line=p; for(;spaces;spaces--) p=stpcpy(p, " "); } p = stpcpy(p, s ); if(opt.verbose && letter) { char num[8]; sprintf(num," (%c%d)",letter,i); p = stpcpy(p,num); } } } if( p ) p = stpcpy(p, "\n" ); return list; } static void i18n_init(void) { #ifdef USE_SIMPLE_GETTEXT set_gettext_file( PACKAGE ); #else #ifdef ENABLE_NLS setlocale( LC_ALL, "" ); bindtextdomain( PACKAGE, G10_LOCALEDIR ); textdomain( PACKAGE ); #endif #endif } static void wrong_args( const char *text) { fputs(_("usage: gpg [options] "),stderr); fputs(text,stderr); putc('\n',stderr); g10_exit(2); } static char * make_username( const char *string ) { char *p; if( utf8_strings ) p = m_strdup(string); else p = native_to_utf8( string ); return p; } static void set_debug(void) { if( opt.debug & DBG_MEMORY_VALUE ) memory_debug_mode = 1; if( opt.debug & DBG_MEMSTAT_VALUE ) memory_stat_debug_mode = 1; if( opt.debug & DBG_MPI_VALUE ) mpi_debug_mode = 1; if( opt.debug & DBG_CIPHER_VALUE ) g10c_debug_mode = 1; if( opt.debug & DBG_IOBUF_VALUE ) iobuf_debug_mode = 1; } /* We need the home directory also in some other directories, so make sure that both variables are always in sync. */ static void set_homedir (char *dir) { if (!dir) dir = ""; g10_opt_homedir = opt.homedir = dir; } static void set_cmd( enum cmd_and_opt_values *ret_cmd, enum cmd_and_opt_values new_cmd ) { enum cmd_and_opt_values cmd = *ret_cmd; if( !cmd || cmd == new_cmd ) cmd = new_cmd; else if( cmd == aSign && new_cmd == aEncr ) cmd = aSignEncr; else if( cmd == aEncr && new_cmd == aSign ) cmd = aSignEncr; else if( cmd == aSign && new_cmd == aSym ) cmd = aSignSym; else if( cmd == aSym && new_cmd == aSign ) cmd = aSignSym; else if( cmd == aKMode && new_cmd == aSym ) cmd = aKModeC; else if( ( cmd == aSign && new_cmd == aClearsign ) || ( cmd == aClearsign && new_cmd == aSign ) ) cmd = aClearsign; else { log_error(_("conflicting commands\n")); g10_exit(2); } *ret_cmd = cmd; } static void add_group(char *string) { char *name,*value; struct groupitem *item; /* Break off the group name */ name=strsep(&string,"="); if(string==NULL) { log_error(_("no = sign found in group definition \"%s\"\n"),name); return; } trim_trailing_ws(name,strlen(name)); /* Does this group already exist? */ for(item=opt.grouplist;item;item=item->next) if(strcasecmp(item->name,name)==0) break; if(!item) { item=m_alloc(sizeof(struct groupitem)); item->name=name; item->next=opt.grouplist; item->values=NULL; opt.grouplist=item; } /* Break apart the values */ while ((value=strsep (&string," \t"))) { if (*value) add_to_strlist2(&item->values,value,utf8_strings); } } static void rm_group(char *name) { struct groupitem *item,*last=NULL; trim_trailing_ws(name,strlen(name)); for(item=opt.grouplist;item;last=item,item=item->next) { if(strcasecmp(item->name,name)==0) { if(last) last->next=item->next; else opt.grouplist=item->next; free_strlist(item->values); m_free(item); break; } } } /* We need to check three things. 0) The homedir. It must be x00, a directory, and owned by the user. 1) The options/gpg.conf file. Okay unless it or its containing directory is group or other writable or not owned by us. Disable exec in this case. 2) Extensions. Same as #1. Returns true if the item is unsafe. */ static int check_permissions(const char *path,int item) { #if defined(HAVE_STAT) && !defined(HAVE_DOSISH_SYSTEM) static int homedir_cache=-1; char *tmppath,*isa,*dir; struct stat statbuf,dirbuf; int homedir=0,ret=0,checkonly=0; int perm=0,own=0,enc_dir_perm=0,enc_dir_own=0; if(opt.no_perm_warn) return 0; /* extensions may attach a path */ if(item==2 && path[0]!=DIRSEP_C) { if(strchr(path,DIRSEP_C)) tmppath=make_filename(path,NULL); else tmppath=make_filename(GNUPG_LIBDIR,path,NULL); } else tmppath=m_strdup(path); /* If the item is located in the homedir, but isn't the homedir, don't continue if we already checked the homedir itself. This is to avoid user confusion with an extra options file warning which could be rectified if the homedir itself had proper permissions. */ if(item!=0 && homedir_cache>-1 && ascii_strncasecmp(opt.homedir,tmppath,strlen(opt.homedir))==0) { ret=homedir_cache; goto end; } /* It's okay if the file or directory doesn't exist */ if(stat(tmppath,&statbuf)!=0) { ret=0; goto end; } /* Now check the enclosing directory. Theoretically, we could walk this test up to the root directory /, but for the sake of sanity, I'm stopping at one level down. */ dir=make_dirname(tmppath); if(stat(dir,&dirbuf)!=0 || !S_ISDIR(dirbuf.st_mode)) { /* Weird error */ ret=1; goto end; } m_free(dir); /* Assume failure */ ret=1; if(item==0) { isa="homedir"; /* The homedir must be x00, a directory, and owned by the user. */ if(S_ISDIR(statbuf.st_mode)) { if(statbuf.st_uid==getuid()) { if((statbuf.st_mode & (S_IRWXG|S_IRWXO))==0) ret=0; else perm=1; } else own=1; homedir_cache=ret; } } else if(item==1 || item==2) { if(item==1) isa="configuration file"; else isa="extension"; /* The options or extension file. Okay unless it or its containing directory is group or other writable or not owned by us or root. */ if(S_ISREG(statbuf.st_mode)) { if(statbuf.st_uid==getuid() || statbuf.st_uid==0) { if((statbuf.st_mode & (S_IWGRP|S_IWOTH))==0) { /* it's not writable, so make sure the enclosing directory is also not writable */ if(dirbuf.st_uid==getuid() || dirbuf.st_uid==0) { if((dirbuf.st_mode & (S_IWGRP|S_IWOTH))==0) ret=0; else enc_dir_perm=1; } else enc_dir_own=1; } else { /* it's writable, so the enclosing directory had better not let people get to it. */ if(dirbuf.st_uid==getuid() || dirbuf.st_uid==0) { if((dirbuf.st_mode & (S_IRWXG|S_IRWXO))==0) ret=0; else perm=enc_dir_perm=1; /* unclear which one to fix! */ } else enc_dir_own=1; } } else own=1; } } else BUG(); if(!checkonly) { if(own) log_info(_("WARNING: unsafe ownership on %s \"%s\"\n"), isa,tmppath); if(perm) log_info(_("WARNING: unsafe permissions on %s \"%s\"\n"), isa,tmppath); if(enc_dir_own) log_info(_("WARNING: unsafe enclosing directory " "ownership on %s \"%s\"\n"), isa,tmppath); if(enc_dir_perm) log_info(_("WARNING: unsafe enclosing directory " "permissions on %s \"%s\"\n"), isa,tmppath); } end: m_free(tmppath); if(homedir) homedir_cache=ret; return ret; #endif /* HAVE_STAT && !HAVE_DOSISH_SYSTEM */ return 0; } static void print_algo_numbers(int (*checker)(int)) { int i,first=1; for(i=0;i<=110;i++) { if(!checker(i)) { if(first) first=0; else printf(";"); printf("%d",i); } } } /* In the future, we can do all sorts of interesting configuration output here. For now, just give "group" as the Enigmail folks need it, and pubkey, cipher, hash, and compress as they may be useful for frontends. */ static void list_config(char *items) { int show_all=(items==NULL); char *name=NULL; if(!opt.with_colons) return; while(show_all || (name=strsep(&items," "))) { int any=0; if(show_all || ascii_strcasecmp(name,"group")==0) { struct groupitem *iter; for(iter=opt.grouplist;iter;iter=iter->next) { STRLIST sl; printf("cfg:group:"); print_string(stdout,iter->name,strlen(iter->name),':'); printf(":"); for(sl=iter->values;sl;sl=sl->next) { print_string2(stdout,sl->d,strlen(sl->d),':',';'); if(sl->next) printf(";"); } printf("\n"); } any=1; } if(show_all || ascii_strcasecmp(name,"version")==0) { printf("cfg:version:"); print_string(stdout,VERSION,strlen(VERSION),':'); printf("\n"); any=1; } if(show_all || ascii_strcasecmp(name,"pubkey")==0) { printf("cfg:pubkey:"); print_algo_numbers(check_pubkey_algo); printf("\n"); any=1; } if(show_all || ascii_strcasecmp(name,"cipher")==0) { printf("cfg:cipher:"); print_algo_numbers(check_cipher_algo); printf("\n"); any=1; } if(show_all || ascii_strcasecmp(name,"digest")==0 || ascii_strcasecmp(name,"hash")==0) { printf("cfg:digest:"); print_algo_numbers(check_digest_algo); printf("\n"); any=1; } if(show_all || ascii_strcasecmp(name,"compress")==0) { printf("cfg:compress:"); print_algo_numbers(check_compress_algo); printf("\n"); any=1; } if(show_all) break; if(!any) log_error(_("unknown configuration item \"%s\"\n"),name); } } /* List options and default values in the GPG Conf format. This is a new tool distributed with gnupg 1.9.x but we also want some limited support in older gpg versions. The output is the name of the configuration file and a list of options available for editing by gpgconf. */ static void gpgconf_list (const char *configfile) { /* The following definitions are taken from gnupg/tools/gpgconf-comp.c. */ #define GC_OPT_FLAG_NONE 0UL #define GC_OPT_FLAG_DEFAULT (1UL << 4) printf ("gpgconf-gpg.conf:%lu:\"%s\n", GC_OPT_FLAG_DEFAULT,configfile?configfile:"/dev/null"); printf ("verbose:%lu:\n", GC_OPT_FLAG_NONE); printf ("quiet:%lu:\n", GC_OPT_FLAG_NONE); printf ("keyserver:%lu:\n", GC_OPT_FLAG_NONE); } /* Collapses argc/argv into a single string that must be freed */ static char * collapse_args(int argc,char *argv[]) { char *str=NULL; int i,first=1,len=0; for(i=0;iflags = 1; break; case oRecipient: /* store the recipient */ add_to_strlist2( &remusr, pargs.r.ret_str, utf8_strings ); any_explicit_recipient = 1; break; case oTextmodeShort: opt.textmode = 2; break; case oTextmode: opt.textmode=1; break; case oNoTextmode: opt.textmode=0; break; case oExpert: opt.expert = 1; break; case oNoExpert: opt.expert = 0; break; case oAskSigExpire: opt.ask_sig_expire = 1; break; case oNoAskSigExpire: opt.ask_sig_expire = 0; break; case oAskCertExpire: opt.ask_cert_expire = 1; break; case oNoAskCertExpire: opt.ask_cert_expire = 0; break; case oAskCertLevel: opt.ask_cert_level = 1; break; case oNoAskCertLevel: opt.ask_cert_level = 0; break; case oUser: /* store the local users */ add_to_strlist2( &locusr, pargs.r.ret_str, utf8_strings ); break; case oCompress: opt.compress = pargs.r.ret_int; break; case oBZ2DecompressLowmem: opt.bz2_decompress_lowmem=1; break; case oPasswdFD: pwfd = iobuf_translate_file_handle (pargs.r.ret_int, 0); opt.use_agent = 0; break; #ifdef __riscos__ case oPasswdFile: pwfd = iobuf_translate_file_handle ( fdopenfile (pargs.r.ret_str, 0), 0); break; #endif /* __riscos__ */ case oCommandFD: opt.command_fd = iobuf_translate_file_handle (pargs.r.ret_int, 0); break; #ifdef __riscos__ case oCommandFile: opt.command_fd = iobuf_translate_file_handle ( fdopenfile (pargs.r.ret_str, 0), 0); break; #endif /* __riscos__ */ case oCipherAlgo: def_cipher_string = m_strdup(pargs.r.ret_str); break; case oDigestAlgo: def_digest_string = m_strdup(pargs.r.ret_str); break; case oCertDigestAlgo: cert_digest_string = m_strdup(pargs.r.ret_str); break; case oNoSecmemWarn: secmem_set_flags( secmem_get_flags() | 1 ); break; case oNoPermissionWarn: opt.no_perm_warn=1; break; case oNoMDCWarn: opt.no_mdc_warn=1; break; case oDisplayCharset: if( set_native_charset( pargs.r.ret_str ) ) log_error(_("%s is not a valid character set\n"), pargs.r.ret_str); break; case oNotDashEscaped: opt.not_dash_escaped = 1; break; case oEscapeFrom: opt.escape_from = 1; break; case oNoEscapeFrom: opt.escape_from = 0; break; case oLockOnce: opt.lock_once = 1; break; case oLockNever: disable_dotlock(); break; case oLockMultiple: #ifndef __riscos__ opt.lock_once = 0; #else /* __riscos__ */ not_implemented("lock-multiple"); #endif /* __riscos__ */ break; case oKeyServer: opt.keyserver_uri=m_strdup(pargs.r.ret_str); if(parse_keyserver_uri(pargs.r.ret_str,configname,configlineno)) log_error(_("could not parse keyserver URI\n")); break; case oKeyServerOptions: parse_keyserver_options(pargs.r.ret_str); break; case oImportOptions: if(!parse_import_options(pargs.r.ret_str,&opt.import_options)) { if(configname) log_error(_("%s:%d: invalid import options\n"), configname,configlineno); else log_error(_("invalid import options\n")); } break; case oExportOptions: if(!parse_export_options(pargs.r.ret_str,&opt.export_options)) { if(configname) log_error(_("%s:%d: invalid export options\n"), configname,configlineno); else log_error(_("invalid export options\n")); } break; case oTempDir: opt.temp_dir=pargs.r.ret_str; break; case oExecPath: if(set_exec_path(pargs.r.ret_str,0)) log_error(_("unable to set exec-path to %s\n"),pargs.r.ret_str); else opt.exec_path_set=1; break; case oSetNotation: add_notation_data( pargs.r.ret_str, 0 ); add_notation_data( pargs.r.ret_str, 1 ); break; case oSigNotation: add_notation_data( pargs.r.ret_str, 0 ); break; case oCertNotation: add_notation_data( pargs.r.ret_str, 1 ); break; case oShowNotation: opt.show_notation=1; break; case oNoShowNotation: opt.show_notation=0; break; case oUtf8Strings: utf8_strings = 1; break; case oNoUtf8Strings: utf8_strings = 0; break; case oDisableCipherAlgo: disable_cipher_algo( string_to_cipher_algo(pargs.r.ret_str) ); break; case oDisablePubkeyAlgo: disable_pubkey_algo( string_to_pubkey_algo(pargs.r.ret_str) ); break; case oNoSigCache: opt.no_sig_cache = 1; break; case oNoSigCreateCheck: opt.no_sig_create_check = 1; break; case oAllowNonSelfsignedUID: opt.allow_non_selfsigned_uid = 1; break; case oNoAllowNonSelfsignedUID: opt.allow_non_selfsigned_uid=0; break; case oAllowFreeformUID: opt.allow_freeform_uid = 1; break; case oNoAllowFreeformUID: opt.allow_freeform_uid = 0; break; case oNoLiteral: opt.no_literal = 1; break; case oSetFilesize: opt.set_filesize = pargs.r.ret_ulong; break; case oHonorHttpProxy: opt.keyserver_options.honor_http_proxy = 1; deprecated_warning(configname,configlineno, "--honor-http-proxy", "--keyserver-options ", "honor-http-proxy"); break; case oFastListMode: opt.fast_list_mode = 1; break; case oFixedListMode: opt.fixed_list_mode = 1; break; case oListOnly: opt.list_only=1; break; case oIgnoreTimeConflict: opt.ignore_time_conflict = 1; break; case oIgnoreValidFrom: opt.ignore_valid_from = 1; break; case oIgnoreCrcError: opt.ignore_crc_error = 1; break; case oIgnoreMDCError: opt.ignore_mdc_error = 1; break; case oNoRandomSeedFile: use_random_seed = 0; break; case oAutoKeyRetrieve: case oNoAutoKeyRetrieve: opt.keyserver_options.auto_key_retrieve= (pargs.r_opt==oAutoKeyRetrieve); deprecated_warning(configname,configlineno, pargs.r_opt==oAutoKeyRetrieve?"--auto-key-retrieve": "--no-auto-key-retrieve","--keyserver-options ", pargs.r_opt==oAutoKeyRetrieve?"auto-key-retrieve": "no-auto-key-retrieve"); break; case oShowSessionKey: opt.show_session_key = 1; break; case oOverrideSessionKey: opt.override_session_key = pargs.r.ret_str; break; case oMergeOnly: opt.merge_only = 1; break; case oAllowSecretKeyImport: /* obsolete */ break; case oTryAllSecrets: opt.try_all_secrets = 1; break; case oTrustedKey: register_trusted_key( pargs.r.ret_str ); break; case oEnableSpecialFilenames: iobuf_enable_special_filenames (1); break; case oNoExpensiveTrustChecks: opt.no_expensive_trust_checks=1; break; case oAutoCheckTrustDB: opt.no_auto_check_trustdb=0; break; case oNoAutoCheckTrustDB: opt.no_auto_check_trustdb=1; break; case oPreservePermissions: opt.preserve_permissions=1; break; case oDefaultPreferenceList: opt.def_preference_list = pargs.r.ret_str; break; case oPersonalCipherPreferences: pers_cipher_list=pargs.r.ret_str; break; case oPersonalDigestPreferences: pers_digest_list=pargs.r.ret_str; break; case oPersonalCompressPreferences: pers_compress_list=pargs.r.ret_str; break; case oDisplay: opt.display = pargs.r.ret_str; break; case oTTYname: opt.ttyname = pargs.r.ret_str; break; case oTTYtype: opt.ttytype = pargs.r.ret_str; break; case oLCctype: opt.lc_ctype = pargs.r.ret_str; break; case oLCmessages: opt.lc_messages = pargs.r.ret_str; break; case oGroup: add_group(pargs.r.ret_str); break; case oUnGroup: rm_group(pargs.r.ret_str); break; case oNoGroups: while(opt.grouplist) { struct groupitem *iter=opt.grouplist; free_strlist(iter->values); opt.grouplist=opt.grouplist->next; m_free(iter); } break; case oStrict: /* noop */ break; case oNoStrict: /* noop */ break; case oMangleDosFilenames: opt.mangle_dos_filenames = 1; break; case oNoMangleDosFilenames: opt.mangle_dos_filenames = 0; break; case oEnableProgressFilter: opt.enable_progress_filter = 1; break; case oMultifile: multifile=1; break; default : pargs.err = configfp? 1:2; break; } } if( configfp ) { fclose( configfp ); configfp = NULL; /* Remember the first config file name. */ if (!save_configname) save_configname = configname; else m_free(configname); configname = NULL; goto next_pass; } m_free( configname ); configname = NULL; if( log_get_errorcount(0) ) g10_exit(2); /* The command --gpgconf-list is pretty simple and may be called directly after the option parsing. */ if (cmd == aGPGConfList) { gpgconf_list (save_configname); g10_exit (0); } m_free (save_configname); if( nogreeting ) greeting = 0; if( greeting ) { fprintf(stderr, "%s %s; %s\n", strusage(11), strusage(13), strusage(14) ); fprintf(stderr, "%s\n", strusage(15) ); } #ifdef IS_DEVELOPMENT_VERSION if( !opt.batch ) { const char *s; if((s=strusage(20))) log_info("%s\n",s); if((s=strusage(21))) log_info("%s\n",s); if((s=strusage(22))) log_info("%s\n",s); } #endif if (opt.verbose > 2) log_info ("using character set `%s'\n", get_native_charset ()); if( may_coredump && !opt.quiet ) log_info(_("WARNING: program may create a core file!\n")); if (eyes_only) { if (opt.set_filename) log_info(_("WARNING: %s overrides %s\n"), "--for-your-eyes-only","--set-filename"); opt.set_filename="_CONSOLE"; } if (opt.no_literal) { log_info(_("NOTE: %s is not for normal use!\n"), "--no-literal"); if (opt.textmode) log_error(_("%s not allowed with %s!\n"), "--textmode", "--no-literal" ); if (opt.set_filename) log_error(_("%s makes no sense with %s!\n"), eyes_only?"--for-your-eyes-only":"--set-filename", "--no-literal" ); } if (opt.set_filesize) log_info(_("NOTE: %s is not for normal use!\n"), "--set-filesize"); if( opt.batch ) tty_batchmode( 1 ); secmem_set_flags( secmem_get_flags() & ~2 ); /* resume warnings */ set_debug(); /* Do these after the switch(), so they can override settings. */ if(PGP2) { int unusable=0; if(cmd==aSign && !detached_sig) { log_info(_("you can only make detached or clear signatures " "while in --pgp2 mode\n")); unusable=1; } else if(cmd==aSignEncr || cmd==aSignSym) { log_info(_("you can't sign and encrypt at the " "same time while in --pgp2 mode\n")); unusable=1; } else if(argc==0 && (cmd==aSign || cmd==aEncr || cmd==aSym)) { log_info(_("you must use files (and not a pipe) when " "working with --pgp2 enabled.\n")); unusable=1; } else if(cmd==aEncr || cmd==aSym) { /* Everything else should work without IDEA (except using a secret key encrypted with IDEA and setting an IDEA preference, but those have their own error messages). */ if(check_cipher_algo(CIPHER_ALGO_IDEA)) { log_info(_("encrypting a message in --pgp2 mode requires " "the IDEA cipher\n")); idea_cipher_warn(1); unusable=1; } else if(cmd==aSym) { /* This only sets IDEA for symmetric encryption since it is set via select_algo_from_prefs for pk encryption. */ m_free(def_cipher_string); def_cipher_string = m_strdup("idea"); } /* PGP2 can't handle the output from the textmode filter, so we disable it for anything that could create a literal packet (only encryption and symmetric encryption, since we disable signing above). */ if(!unusable) opt.textmode=0; } if(unusable) compliance_failure(); else { opt.force_v4_certs = 0; opt.sk_comments = 0; opt.escape_from = 1; opt.force_v3_sigs = 1; opt.pgp2_workarounds = 1; opt.ask_sig_expire = 0; opt.ask_cert_expire = 0; m_free(def_digest_string); def_digest_string = m_strdup("md5"); opt.def_compress_algo = 1; } } else if(PGP6) { opt.sk_comments=0; opt.escape_from=1; opt.force_v3_sigs=1; opt.ask_sig_expire=0; } else if(PGP7) { opt.sk_comments=0; opt.escape_from=1; opt.force_v3_sigs=1; opt.ask_sig_expire=0; } else if(PGP8) { opt.escape_from=1; } /* must do this after dropping setuid, because string_to... * may try to load an module */ if( def_cipher_string ) { opt.def_cipher_algo = string_to_cipher_algo(def_cipher_string); if(opt.def_cipher_algo==0 && ascii_strcasecmp(def_cipher_string,"idea")==0) idea_cipher_warn(1); m_free(def_cipher_string); def_cipher_string = NULL; if( check_cipher_algo(opt.def_cipher_algo) ) log_error(_("selected cipher algorithm is invalid\n")); } if( def_digest_string ) { opt.def_digest_algo = string_to_digest_algo(def_digest_string); m_free(def_digest_string); def_digest_string = NULL; if( check_digest_algo(opt.def_digest_algo) ) log_error(_("selected digest algorithm is invalid\n")); } if( cert_digest_string ) { opt.cert_digest_algo = string_to_digest_algo(cert_digest_string); m_free(cert_digest_string); cert_digest_string = NULL; if( check_digest_algo(opt.cert_digest_algo) ) log_error(_("selected certification digest algorithm is invalid\n")); } if( s2k_cipher_string ) { opt.s2k_cipher_algo = string_to_cipher_algo(s2k_cipher_string); m_free(s2k_cipher_string); s2k_cipher_string = NULL; if( check_cipher_algo(opt.s2k_cipher_algo) ) log_error(_("selected cipher algorithm is invalid\n")); } if( s2k_digest_string ) { opt.s2k_digest_algo = string_to_digest_algo(s2k_digest_string); m_free(s2k_digest_string); s2k_digest_string = NULL; if( check_digest_algo(opt.s2k_digest_algo) ) log_error(_("selected digest algorithm is invalid\n")); } #ifdef HAVE_BZIP2 if(opt.def_compress_algo==3) log_info(_("compress algorithm `%s' is read-only in this release\n"), "BZIP2"); #endif if( opt.def_compress_algo < -1 || opt.def_compress_algo > 2 ) log_error(_("compress algorithm must be in range %d..%d\n"), 0, 2); if( opt.completes_needed < 1 ) log_error(_("completes-needed must be greater than 0\n")); if( opt.marginals_needed < 2 ) log_error(_("marginals-needed must be greater than 1\n")); if( opt.max_cert_depth < 1 || opt.max_cert_depth > 255 ) log_error(_("max-cert-depth must be in range 1 to 255\n")); if(opt.def_cert_level<0 || opt.def_cert_level>3) log_error(_("invalid default-cert-level; must be 0, 1, 2, or 3\n")); if( opt.min_cert_level < 1 || opt.min_cert_level > 3 ) log_error(_("invalid min-cert-level; must be 1, 2, or 3\n")); switch( opt.s2k_mode ) { case 0: log_info(_("NOTE: simple S2K mode (0) is strongly discouraged\n")); break; case 1: case 3: break; default: log_error(_("invalid S2K mode; must be 0, 1 or 3\n")); } /* This isn't actually needed, but does serve to error out if the string is invalid. */ if(opt.def_preference_list && keygen_set_std_prefs(opt.def_preference_list,0)) log_error(_("invalid default preferences\n")); /* We provide defaults for the personal digest list. This is SHA-1. */ if(!pers_digest_list) pers_digest_list="h2"; if(pers_cipher_list && keygen_set_std_prefs(pers_cipher_list,PREFTYPE_SYM)) log_error(_("invalid personal cipher preferences\n")); if(pers_digest_list && keygen_set_std_prefs(pers_digest_list,PREFTYPE_HASH)) log_error(_("invalid personal digest preferences\n")); if(pers_compress_list && keygen_set_std_prefs(pers_compress_list,PREFTYPE_ZIP)) log_error(_("invalid personal compress preferences\n")); /* We don't support all possible commands with multifile yet */ if(multifile) { char *cmdname; switch(cmd) { case aSign: cmdname="--sign"; break; case aClearsign: cmdname="--clearsign"; break; case aDetachedSign: cmdname="--detach-sign"; break; case aSym: cmdname="--symmetric"; break; case aStore: cmdname="--store"; break; default: cmdname=NULL; break; } if(cmdname) log_error(_("%s does not yet work with %s\n"),cmdname,"--multifile"); } if( log_get_errorcount(0) ) g10_exit(2); /* Check our chosen algorithms against the list of legal algorithms. */ if(!GNUPG) { const char *badalg=NULL; preftype_t badtype=PREFTYPE_NONE; if(opt.def_cipher_algo && !algo_available(PREFTYPE_SYM,opt.def_cipher_algo,NULL)) { badalg=cipher_algo_to_string(opt.def_cipher_algo); badtype=PREFTYPE_SYM; } else if(opt.def_digest_algo && !algo_available(PREFTYPE_HASH,opt.def_digest_algo,NULL)) { badalg=digest_algo_to_string(opt.def_digest_algo); badtype=PREFTYPE_HASH; } else if(opt.cert_digest_algo && !algo_available(PREFTYPE_HASH,opt.cert_digest_algo,NULL)) { badalg=digest_algo_to_string(opt.cert_digest_algo); badtype=PREFTYPE_HASH; } else if(opt.def_compress_algo!=-1 && !algo_available(PREFTYPE_ZIP,opt.def_compress_algo,NULL)) { badalg=compress_algo_to_string(opt.def_compress_algo); badtype=PREFTYPE_ZIP; } if(badalg) { switch(badtype) { case PREFTYPE_SYM: log_info(_("you may not use cipher algorithm \"%s\" " "while in %s mode\n"), badalg,compliance_option_string()); break; case PREFTYPE_HASH: log_info(_("you may not use digest algorithm \"%s\" " "while in %s mode\n"), badalg,compliance_option_string()); break; case PREFTYPE_ZIP: log_info(_("you may not use compression algorithm \"%s\" " "while in %s mode\n"), badalg,compliance_option_string()); break; default: BUG(); } compliance_failure(); } } /* set the random seed file */ if( use_random_seed ) { char *p = make_filename(opt.homedir, "random_seed", NULL ); set_random_seed_file(p); m_free(p); } if( !cmd && opt.fingerprint && !with_fpr ) { set_cmd( &cmd, aListKeys); } if( cmd == aKMode || cmd == aKModeC ) { /* kludge to be compatible to pgp */ if( cmd == aKModeC ) { opt.fingerprint = 1; cmd = aKMode; } opt.list_sigs = 0; if( opt.verbose > 2 ) opt.check_sigs++; if( opt.verbose > 1 ) opt.list_sigs++; opt.verbose = opt.verbose > 1; g10_opt_verbose = opt.verbose; } /* Compression algorithm 0 means no compression at all */ if( opt.def_compress_algo == 0) opt.compress = 0; /* kludge to let -sat generate a clear text signature */ if( opt.textmode == 2 && !detached_sig && opt.armor && cmd == aSign ) cmd = aClearsign; if( opt.verbose > 1 ) set_packet_list_mode(1); /* Add the keyrings, but not for some special commands and not in case of "-kvv userid keyring". Also avoid adding the secret keyring for a couple of commands to avoid unneeded access in case the secrings are stored on a floppy */ if( cmd != aDeArmor && cmd != aEnArmor && !(cmd == aKMode && argc == 2 ) ) { if (cmd != aCheckKeys && cmd != aListSigs && cmd != aListKeys && cmd != aVerify && cmd != aSym) { if (!sec_nrings || default_keyring) /* add default secret rings */ keydb_add_resource ("secring" EXTSEP_S "gpg", 0, 1); for (sl = sec_nrings; sl; sl = sl->next) keydb_add_resource ( sl->d, 0, 1 ); } if( !nrings || default_keyring ) /* add default ring */ keydb_add_resource ("pubring" EXTSEP_S "gpg", 0, 0); for(sl = nrings; sl; sl = sl->next ) keydb_add_resource ( sl->d, 0, 0 ); } FREE_STRLIST(nrings); FREE_STRLIST(sec_nrings); if( pwfd != -1 ) /* read the passphrase now. */ read_passphrase_from_fd( pwfd ); fname = argc? *argv : NULL; switch( cmd ) { case aPrimegen: case aPrintMD: case aPrintMDs: case aGenRandom: case aDeArmor: case aEnArmor: case aFixTrustDB: break; case aExportOwnerTrust: rc = setup_trustdb( 0, trustdb_name ); break; case aListTrustDB: rc = setup_trustdb( argc? 1:0, trustdb_name ); break; default: rc = setup_trustdb(1, trustdb_name ); break; } if( rc ) log_error(_("failed to initialize the TrustDB: %s\n"), g10_errstr(rc)); switch (cmd) { case aStore: case aSym: case aSign: case aSignSym: case aClearsign: if (!opt.quiet && any_explicit_recipient) log_info (_("WARNING: recipients (-r) given " "without using public key encryption\n")); break; default: break; } switch( cmd ) { case aStore: /* only store the file */ if( argc > 1 ) wrong_args(_("--store [filename]")); if( (rc = encode_store(fname)) ) log_error_f( print_fname_stdin(fname), "store failed: %s\n", g10_errstr(rc) ); break; case aSym: /* encrypt the given file only with the symmetric cipher */ if( argc > 1 ) wrong_args(_("--symmetric [filename]")); if( (rc = encode_symmetric(fname)) ) log_error_f(print_fname_stdin(fname), "symmetric encryption failed: %s\n",g10_errstr(rc) ); break; case aEncr: /* encrypt the given file */ if(multifile) encode_crypt_files(argc, argv, remusr); else { if( argc > 1 ) wrong_args(_("--encrypt [filename]")); if( (rc = encode_crypt(fname,remusr)) ) log_error("%s: encryption failed: %s\n", print_fname_stdin(fname), g10_errstr(rc) ); } break; case aSign: /* sign the given file */ sl = NULL; if( detached_sig ) { /* sign all files */ for( ; argc; argc--, argv++ ) add_to_strlist( &sl, *argv ); } else { if( argc > 1 ) wrong_args(_("--sign [filename]")); if( argc ) { sl = m_alloc_clear( sizeof *sl + strlen(fname)); strcpy(sl->d, fname); } } if( (rc = sign_file( sl, detached_sig, locusr, 0, NULL, NULL)) ) log_error("signing failed: %s\n", g10_errstr(rc) ); free_strlist(sl); break; case aSignEncr: /* sign and encrypt the given file */ if( argc > 1 ) wrong_args(_("--sign --encrypt [filename]")); if( argc ) { sl = m_alloc_clear( sizeof *sl + strlen(fname)); strcpy(sl->d, fname); } else sl = NULL; if( (rc = sign_file(sl, detached_sig, locusr, 1, remusr, NULL)) ) log_error("%s: sign+encrypt failed: %s\n", print_fname_stdin(fname), g10_errstr(rc) ); free_strlist(sl); break; case aSignSym: /* sign and conventionally encrypt the given file */ if (argc > 1) wrong_args(_("--sign --symmetric [filename]")); rc = sign_symencrypt_file (fname, locusr); if (rc) log_error("%s: sign+symmetric failed: %s\n", print_fname_stdin(fname), g10_errstr(rc) ); break; case aClearsign: /* make a clearsig */ if( argc > 1 ) wrong_args(_("--clearsign [filename]")); if( (rc = clearsign_file(fname, locusr, NULL)) ) log_error("%s: clearsign failed: %s\n", print_fname_stdin(fname), g10_errstr(rc) ); break; case aVerify: if(multifile) { if( (rc = verify_files( argc, argv ) )) log_error("verify files failed: %s\n", g10_errstr(rc) ); } else { if( (rc = verify_signatures( argc, argv ) )) log_error("verify signatures failed: %s\n", g10_errstr(rc) ); } break; case aDecrypt: if(multifile) decrypt_messages(argc, argv); else { if( argc > 1 ) wrong_args(_("--decrypt [filename]")); if( (rc = decrypt_message( fname ) )) log_error("decrypt_message failed: %s\n", g10_errstr(rc) ); } break; case aSignKey: /* sign the key given as argument */ if( argc != 1 ) wrong_args(_("--sign-key user-id")); username = make_username( fname ); keyedit_menu(fname, locusr, NULL, 1 ); m_free(username); break; case aLSignKey: if( argc != 1 ) wrong_args(_("--lsign-key user-id")); username = make_username( fname ); keyedit_menu(fname, locusr, NULL, 2 ); m_free(username); break; case aNRSignKey: if( argc != 1 ) wrong_args(_("--nrsign-key user-id")); username = make_username( fname ); keyedit_menu(fname, locusr, NULL, 3 ); m_free(username); break; case aNRLSignKey: if( argc != 1 ) wrong_args(_("--nrlsign-key user-id")); username = make_username( fname ); keyedit_menu(fname, locusr, NULL, 4 ); m_free(username); break; case aEditKey: /* Edit a key signature */ if( !argc ) wrong_args(_("--edit-key user-id [commands]")); username = make_username( fname ); if( argc > 1 ) { sl = NULL; for( argc--, argv++ ; argc; argc--, argv++ ) append_to_strlist( &sl, *argv ); keyedit_menu( username, locusr, sl, 0 ); free_strlist(sl); } else keyedit_menu(username, locusr, NULL, 0 ); m_free(username); break; case aDeleteKeys: case aDeleteSecretKeys: case aDeleteSecretAndPublicKeys: sl = NULL; /* I'm adding these in reverse order as add_to_strlist2 reverses them again, and it's easier to understand in the proper order :) */ for( ; argc; argc-- ) add_to_strlist2( &sl, argv[argc-1], utf8_strings ); delete_keys(sl,cmd==aDeleteSecretKeys,cmd==aDeleteSecretAndPublicKeys); free_strlist(sl); break; case aCheckKeys: opt.check_sigs = 1; case aListSigs: opt.list_sigs = 1; case aListKeys: sl = NULL; for( ; argc; argc--, argv++ ) add_to_strlist2( &sl, *argv, utf8_strings ); public_key_list( sl ); free_strlist(sl); break; case aListSecretKeys: sl = NULL; for( ; argc; argc--, argv++ ) add_to_strlist2( &sl, *argv, utf8_strings ); secret_key_list( sl ); free_strlist(sl); break; case aKMode: /* list keyring -- NOTE: This will be removed soon */ if( argc < 2 ) { /* -kv [userid] */ sl = NULL; if (argc && **argv) add_to_strlist2( &sl, *argv, utf8_strings ); public_key_list( sl ); free_strlist(sl); } else if( argc == 2 ) { /* -kv userid keyring */ if( access( argv[1], R_OK ) ) { log_error(_("can't open %s: %s\n"), print_fname_stdin(argv[1]), strerror(errno)); } else { /* add keyring (default keyrings are not registered in this * special case */ keydb_add_resource( argv[1], 0, 0 ); sl = NULL; if (**argv) add_to_strlist2( &sl, *argv, utf8_strings ); public_key_list( sl ); free_strlist(sl); } } else wrong_args(_("-k[v][v][v][c] [user-id] [keyring]") ); break; case aKeygen: /* generate a key */ if( opt.batch ) { if( argc > 1 ) wrong_args("--gen-key [parameterfile]"); generate_keypair( argc? *argv : NULL ); } else { if( argc ) wrong_args("--gen-key"); generate_keypair(NULL); } break; case aFastImport: case aImport: import_keys( argc? argv:NULL, argc, (cmd == aFastImport), NULL, opt.import_options ); break; case aExport: case aSendKeys: case aRecvKeys: sl = NULL; for( ; argc; argc--, argv++ ) add_to_strlist2( &sl, *argv, utf8_strings ); if( cmd == aSendKeys ) rc=keyserver_export( sl ); else if( cmd == aRecvKeys ) rc=keyserver_import( sl ); else rc=export_pubkeys( sl, opt.export_options ); if(rc) { if(cmd==aSendKeys) log_error(_("keyserver send failed: %s\n"),g10_errstr(rc)); else if(cmd==aRecvKeys) log_error(_("keyserver receive failed: %s\n"),g10_errstr(rc)); else log_error(_("key export failed: %s\n"),g10_errstr(rc)); } free_strlist(sl); break; case aSearchKeys: sl = NULL; for( ; argc; argc--, argv++ ) append_to_strlist2( &sl, *argv, utf8_strings ); rc=keyserver_search( sl ); if(rc) log_error(_("keyserver search failed: %s\n"),g10_errstr(rc)); free_strlist(sl); break; case aRefreshKeys: sl = NULL; for( ; argc; argc--, argv++ ) add_to_strlist2( &sl, *argv, utf8_strings ); rc=keyserver_refresh(sl); if(rc) log_error(_("keyserver refresh failed: %s\n"),g10_errstr(rc)); free_strlist(sl); break; case aExportSecret: sl = NULL; for( ; argc; argc--, argv++ ) add_to_strlist2( &sl, *argv, utf8_strings ); export_seckeys( sl ); free_strlist(sl); break; case aExportSecretSub: sl = NULL; for( ; argc; argc--, argv++ ) add_to_strlist2( &sl, *argv, utf8_strings ); export_secsubkeys( sl ); free_strlist(sl); break; case aGenRevoke: if( argc != 1 ) wrong_args("--gen-revoke user-id"); username = make_username(*argv); gen_revoke( username ); m_free( username ); break; case aDesigRevoke: if( argc != 1 ) wrong_args("--desig-revoke user-id"); username = make_username(*argv); gen_desig_revoke( username ); m_free( username ); break; case aDeArmor: if( argc > 1 ) wrong_args("--dearmor [file]"); rc = dearmor_file( argc? *argv: NULL ); if( rc ) log_error(_("dearmoring failed: %s\n"), g10_errstr(rc)); break; case aEnArmor: if( argc > 1 ) wrong_args("--enarmor [file]"); rc = enarmor_file( argc? *argv: NULL ); if( rc ) log_error(_("enarmoring failed: %s\n"), g10_errstr(rc)); break; case aPrimegen: { int mode = argc < 2 ? 0 : atoi(*argv); if( mode == 1 && argc == 2 ) { mpi_print( stdout, generate_public_prime( atoi(argv[1]) ), 1); } else if( mode == 2 && argc == 3 ) { mpi_print( stdout, generate_elg_prime( 0, atoi(argv[1]), atoi(argv[2]), NULL,NULL ), 1); } else if( mode == 3 && argc == 3 ) { MPI *factors; mpi_print( stdout, generate_elg_prime( 1, atoi(argv[1]), atoi(argv[2]), NULL,&factors ), 1); putchar('\n'); mpi_print( stdout, factors[0], 1 ); /* print q */ } else if( mode == 4 && argc == 3 ) { MPI g = mpi_alloc(1); mpi_print( stdout, generate_elg_prime( 0, atoi(argv[1]), atoi(argv[2]), g, NULL ), 1); putchar('\n'); mpi_print( stdout, g, 1 ); mpi_free(g); } else wrong_args("--gen-prime mode bits [qbits] "); putchar('\n'); } break; case aGenRandom: { int level = argc ? atoi(*argv):0; int count = argc > 1 ? atoi(argv[1]): 0; int endless = !count; if( argc < 1 || argc > 2 || level < 0 || level > 2 || count < 0 ) wrong_args("--gen-random 0|1|2 [count]"); while( endless || count ) { byte *p; /* Wee need a multiple of 3, so that in case of armored output we get a correct string. No linefolding is done, as it is best to levae this to other tools */ size_t n = !endless && count < 99? count : 99; p = get_random_bits( n*8, level, 0); #ifdef HAVE_DOSISH_SYSTEM setmode ( fileno(stdout), O_BINARY ); #endif if (opt.armor) { char *tmp = make_radix64_string (p, n); fputs (tmp, stdout); m_free (tmp); if (n%3 == 1) putchar ('='); if (n%3) putchar ('='); } else { fwrite( p, n, 1, stdout ); } m_free(p); if( !endless ) count -= n; } if (opt.armor) putchar ('\n'); } break; case aPrintMD: if( argc < 1) wrong_args("--print-md algo [files]"); { int all_algos = (**argv=='*' && !(*argv)[1]); int algo = all_algos? 0 : string_to_digest_algo(*argv); if( !algo && !all_algos ) log_error(_("invalid hash algorithm `%s'\n"), *argv ); else { argc--; argv++; if( !argc ) print_mds(NULL, algo); else { for(; argc; argc--, argv++ ) print_mds(*argv, algo); } } } break; case aPrintMDs: /* old option */ if( !argc ) print_mds(NULL,0); else { for(; argc; argc--, argv++ ) print_mds(*argv,0); } break; case aListTrustDB: if( !argc ) list_trustdb(NULL); else { for( ; argc; argc--, argv++ ) list_trustdb( *argv ); } break; case aUpdateTrustDB: if( argc ) wrong_args("--update-trustdb"); update_trustdb(); break; case aCheckTrustDB: /* Old versions allowed for arguments - ignore them */ check_trustdb(); break; case aFixTrustDB: log_error("this command is not yet implemented.\n"); log_error("A workaround is to use \"--export-ownertrust\", remove\n"); log_error("the trustdb file and do an \"--import-ownertrust\".\n" ); break; case aListTrustPath: if( !argc ) wrong_args("--list-trust-path "); for( ; argc; argc--, argv++ ) { username = make_username( *argv ); list_trust_path( username ); m_free(username); } break; case aExportOwnerTrust: if( argc ) wrong_args("--export-ownertrust"); export_ownertrust(); break; case aImportOwnerTrust: if( argc > 1 ) wrong_args("--import-ownertrust [file]"); import_ownertrust( argc? *argv:NULL ); break; case aPipeMode: if ( argc ) wrong_args ("--pipemode"); run_in_pipemode (); break; case aRebuildKeydbCaches: if (argc) wrong_args ("--rebuild-keydb-caches"); keydb_rebuild_caches (); break; case aListConfig: { char *str=collapse_args(argc,argv); list_config(str); m_free(str); } break; case aListPackets: opt.list_packets=2; default: if( argc > 1 ) wrong_args(_("[filename]")); /* Issue some output for the unix newbie */ if( !fname && !opt.outfile && isatty( fileno(stdin) ) && isatty( fileno(stdout) ) && isatty( fileno(stderr) ) ) log_info(_("Go ahead and type your message ...\n")); if( !(a = iobuf_open(fname)) ) log_error(_("can't open `%s'\n"), print_fname_stdin(fname)); else { if( !opt.no_armor ) { if( use_armor_filter( a ) ) { memset( &afx, 0, sizeof afx); iobuf_push_filter( a, armor_filter, &afx ); } } if( cmd == aListPackets ) { set_packet_list_mode(1); opt.list_packets=1; } rc = proc_packets(NULL, a ); if( rc ) log_error("processing message failed: %s\n", g10_errstr(rc) ); iobuf_close(a); } break; } /* cleanup */ FREE_STRLIST(remusr); FREE_STRLIST(locusr); g10_exit(0); return 8; /*NEVER REACHED*/ } void g10_exit( int rc ) { update_random_seed_file(); if( opt.debug & DBG_MEMSTAT_VALUE ) { m_print_stats("on exit"); random_dump_stats(); } if( opt.debug ) secmem_dump_stats(); secmem_term(); rc = rc? rc : log_get_errorcount(0)? 2 : g10_errors_seen? 1 : 0; exit(rc ); } /* Pretty-print hex hashes. This assumes at least an 80-character display, but there are a few other similar assumptions in the display code. */ static void print_hex( MD_HANDLE md, int algo, const char *fname ) { int i,n,count,indent=0; const byte *p; if(fname) indent=printf("%s: ",fname); if(indent>40) { printf("\n"); indent=0; } if(algo==DIGEST_ALGO_RMD160) indent+=printf("RMD160 = "); else if(algo==DIGEST_ALGO_TIGER) indent+=printf(" TIGER = "); else if(algo>0) indent+=printf("%6s = ",digest_algo_to_string(algo)); else algo=abs(algo); count=indent; p = md_read( md, algo ); n = md_digest_length(algo); count+=printf("%02X",*p++); for(i=1;i79) { printf("\n%*s",indent," "); count=indent; } else count+=printf(" "); if(!(i%8)) count+=printf(" "); } else if (n==20) { if(!(i%2)) { if(count+4>79) { printf("\n%*s",indent," "); count=indent; } else count+=printf(" "); } if(!(i%10)) count+=printf(" "); } else { if(!(i%4)) { if(count+8>79) { printf("\n%*s",indent," "); count=indent; } else count+=printf(" "); } } count+=printf("%02X",*p); } printf("\n"); } static void print_hashline( MD_HANDLE md, int algo, const char *fname ) { int i, n; const byte *p; if ( fname ) { for (p = fname; *p; p++ ) { if ( *p <= 32 || *p > 127 || *p == ':' || *p == '%' ) printf("%%%02X", *p ); else putchar( *p ); } } putchar(':'); printf("%d:", algo ); p = md_read( md, algo ); n = md_digest_length(algo); for(i=0; i < n ; i++, p++ ) printf("%02X", *p ); putchar(':'); putchar('\n'); } static void print_mds( const char *fname, int algo ) { FILE *fp; char buf[1024]; size_t n; MD_HANDLE md; if( !fname ) { fp = stdin; #ifdef HAVE_DOSISH_SYSTEM setmode ( fileno(fp) , O_BINARY ); #endif } else { fp = fopen( fname, "rb" ); } if( !fp ) { log_error("%s: %s\n", fname?fname:"[stdin]", strerror(errno) ); return; } md = md_open( 0, 0 ); if( algo ) md_enable( md, algo ); else { md_enable( md, DIGEST_ALGO_MD5 ); md_enable( md, DIGEST_ALGO_SHA1 ); md_enable( md, DIGEST_ALGO_RMD160 ); if( !check_digest_algo(DIGEST_ALGO_TIGER) ) md_enable( md, DIGEST_ALGO_TIGER ); md_enable( md, DIGEST_ALGO_SHA256 ); if( !check_digest_algo(DIGEST_ALGO_SHA384) ) md_enable( md, DIGEST_ALGO_SHA384 ); if( !check_digest_algo(DIGEST_ALGO_SHA512) ) md_enable( md, DIGEST_ALGO_SHA512 ); } while( (n=fread( buf, 1, DIM(buf), fp )) ) md_write( md, buf, n ); if( ferror(fp) ) log_error("%s: %s\n", fname?fname:"[stdin]", strerror(errno) ); else { md_final(md); if ( opt.with_colons ) { if ( algo ) print_hashline( md, algo, fname ); else { print_hashline( md, DIGEST_ALGO_MD5, fname ); print_hashline( md, DIGEST_ALGO_SHA1, fname ); print_hashline( md, DIGEST_ALGO_RMD160, fname ); if( !check_digest_algo(DIGEST_ALGO_TIGER) ) print_hashline( md, DIGEST_ALGO_TIGER, fname ); print_hashline( md, DIGEST_ALGO_SHA256, fname ); if( !check_digest_algo(DIGEST_ALGO_SHA384) ) print_hashline( md, DIGEST_ALGO_SHA384, fname ); if( !check_digest_algo(DIGEST_ALGO_SHA512) ) print_hashline( md, DIGEST_ALGO_SHA512, fname ); } } else { if( algo ) print_hex(md,-algo,fname); else { print_hex( md, DIGEST_ALGO_MD5, fname ); print_hex( md, DIGEST_ALGO_SHA1, fname ); print_hex( md, DIGEST_ALGO_RMD160, fname ); if( !check_digest_algo(DIGEST_ALGO_TIGER) ) print_hex( md, DIGEST_ALGO_TIGER, fname ); print_hex( md, DIGEST_ALGO_SHA256, fname ); if( !check_digest_algo(DIGEST_ALGO_SHA384) ) print_hex( md, DIGEST_ALGO_SHA384, fname ); if( !check_digest_algo(DIGEST_ALGO_SHA512) ) print_hex( md, DIGEST_ALGO_SHA512, fname ); } } } md_close(md); if( fp != stdin ) fclose(fp); } /**************** * Check the supplied name,value string and add it to the notation * data to be used for signatures. which==0 for sig notations, and 1 * for cert notations. */ static void add_notation_data( const char *string, int which ) { const char *s; STRLIST sl,*notation_data; int critical=0; int highbit=0; int saw_at=0; if(which) notation_data=&opt.cert_notation_data; else notation_data=&opt.sig_notation_data; if( *string == '!' ) { critical = 1; string++; } /* If and when the IETF assigns some official name tags, we'll have to add them here. */ for( s=string ; *s != '='; s++ ) { if( *s=='@') saw_at=1; if( !*s || (*s & 0x80) || (!isgraph(*s) && !isspace(*s)) ) { log_error(_("a notation name must have only printable characters " "or spaces, and end with an '='\n") ); return; } } if(!saw_at && !opt.expert) { log_error( _("a user notation name must contain the '@' character\n")); return; } /* we only support printable text - therefore we enforce the use * of only printable characters (an empty value is valid) */ for( s++; *s ; s++ ) { if ((*s & 0x80)) highbit = 1; else if (iscntrl(*s)) { log_error(_("a notation value must not use " "any control characters\n") ); return; } } if( highbit ) /* must use UTF8 encoding */ sl = add_to_strlist2( notation_data, string, utf8_strings ); else sl = add_to_strlist( notation_data, string ); if( critical ) sl->flags |= 1; } static void add_policy_url( const char *string, int which ) { int i,critical=0; STRLIST sl; if(*string=='!') { string++; critical=1; } for(i=0;iflags |= 1; }