diff options
author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
---|---|---|
committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
commit | e16866e072f94410321d70daedbcb855ea878cac (patch) | |
tree | ee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /kio/misc/tdesasl/tdesasl.cpp | |
parent | a58c20c1a7593631a1b50213c805507ebc16adaf (diff) | |
download | tdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip |
Actually move the kde files that were renamed in the last commit
Diffstat (limited to 'kio/misc/tdesasl/tdesasl.cpp')
-rw-r--r-- | kio/misc/tdesasl/tdesasl.cpp | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/kio/misc/tdesasl/tdesasl.cpp b/kio/misc/tdesasl/tdesasl.cpp new file mode 100644 index 000000000..37195faf3 --- /dev/null +++ b/kio/misc/tdesasl/tdesasl.cpp @@ -0,0 +1,285 @@ +/* This file is part of the KDE libraries + Copyright (C) 2001-2002 Michael Häckel <haeckel@kde.org> + $Id$ + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License version 2 as published by the Free Software Foundation. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include "tdesasl.h" + +#include <kmdcodec.h> +#include <kurl.h> + +#include <tqstrlist.h> + +#include <stdlib.h> +#include <string.h> + +KDESasl::KDESasl(const KURL &aUrl) +{ + mProtocol = aUrl.protocol(); + mUser = aUrl.user(); + mPass = aUrl.pass(); + mFirst = true; +} + +KDESasl::KDESasl(const TQString &aUser, const TQString &aPass, + const TQString &aProtocol) +{ + mProtocol = aProtocol; + mUser = aUser; + mPass = aPass; + mFirst = true; +} + +KDESasl::~KDESasl() { +} + +TQCString KDESasl::chooseMethod(const TQStrIList aMethods) +{ + if (aMethods.contains("DIGEST-MD5")) mMethod = "DIGEST-MD5"; + else if (aMethods.contains("CRAM-MD5")) mMethod = "CRAM-MD5"; + else if (aMethods.contains("PLAIN")) mMethod = "PLAIN"; + else if (aMethods.contains("LOGIN")) mMethod = "LOGIN"; + else mMethod = TQCString(); + return mMethod; +} + +void KDESasl::setMethod(const TQCString &aMethod) +{ + mMethod = aMethod.upper(); +} + +TQByteArray KDESasl::getPlainResponse() +{ + TQCString user = mUser.utf8(); + TQCString pass = mPass.utf8(); + int userlen = user.length(); + int passlen = pass.length(); + // result = $user\0$user\0$pass (no trailing \0) + TQByteArray result(2 * userlen + passlen + 2); + if ( userlen ) { + memcpy( result.data(), user.data(), userlen ); + memcpy( result.data() + userlen + 1, user.data(), userlen ); + } + if ( passlen ) + memcpy( result.data() + 2 * userlen + 2, pass.data(), passlen ); + result[userlen] = result[2*userlen+1] = '\0'; + return result; +} + +TQByteArray KDESasl::getLoginResponse() +{ + TQByteArray result = (mFirst) ? mUser.utf8() : mPass.utf8(); + mFirst = !mFirst; + if (result.size()) result.resize(result.size() - 1); + return result; +} + +TQByteArray KDESasl::getCramMd5Response(const TQByteArray &aChallenge) +{ + uint i; + TQByteArray secret = mPass.utf8(); + int len = mPass.utf8().length(); + secret.resize(len); + if (secret.size() > 64) + { + KMD5 md5(secret); + secret.duplicate((const char*)(&(md5.rawDigest()[0])), 16); + len = 16; + } + secret.resize(64); + for (i = len; i < 64; i++) secret[i] = 0; + TQByteArray XorOpad(64); + for (i = 0; i < 64; i++) XorOpad[i] = secret[i] ^ 0x5C; + TQByteArray XorIpad(64); + for (i = 0; i < 64; i++) XorIpad[i] = secret[i] ^ 0x36; + KMD5 md5; + md5.update(XorIpad); + md5.update(aChallenge); + KMD5 md5a; + md5a.update(XorOpad); + md5a.update(md5.rawDigest(), 16); + TQByteArray result = mUser.utf8(); + len = mUser.utf8().length(); + result.resize(len + 33); + result[len] = ' '; + TQCString ch = md5a.hexDigest(); + for (i = 0; i < 32; i++) result[i+len+1] = *(ch.data() + i); + return result; +} + +TQByteArray KDESasl::getDigestMd5Response(const TQByteArray &aChallenge) +{ + mFirst = !mFirst; + if (mFirst) return TQByteArray(); + TQCString str, realm, nonce, qop, algorithm, charset; + TQCString nc = "00000001"; + unsigned int a, b, c, d; + a = 0; + while (a < aChallenge.size()) + { + b = a; + while (b < aChallenge.size() && aChallenge[b] != '=') b++; + c = b + 1; + if (aChallenge[c] == '"') + { + d = c + 1; + while (d < aChallenge.size() && aChallenge[d] != '"') d++; + c++; + } else { + d = c; + while (d < aChallenge.size() && aChallenge[d] != ',') d++; + } + str = TQCString(aChallenge.data() + c, d - c + 1); + if (qstrnicmp(aChallenge.data() + a, "realm=", 6) == 0) realm = str; + else if (qstrnicmp(aChallenge.data() + a, "nonce=", 6) == 0) nonce = str; + else if (qstrnicmp(aChallenge.data() + a, "qop=", 4) == 0) qop = str; + else if (qstrnicmp(aChallenge.data() + a, "algorithm=", 10) == 0) + algorithm = str; + else if (qstrnicmp(aChallenge.data() + a, "charset=", 8) == 0) + charset = str; + a = (d < aChallenge.size() && aChallenge[d] == '"') ? d + 2 : d + 1; + } + if (qop.isEmpty()) qop = "auth"; + qop = "auth"; + bool utf8 = qstricmp(charset, "utf-8") == 0; + TQCString digestUri = TQCString(mProtocol.latin1()) + "/" + realm; + + /* Calculate the response */ + /* Code based on code from the http io-slave + Copyright (C) 2000,2001 Dawit Alemayehu <adawit@kde.org> + Copyright (C) 2000,2001 Waldo Bastian <bastian@kde.org> + Copyright (C) 2000,2001 George Staikos <staikos@kde.org> */ + KMD5 md, md2; + TQCString HA1, HA2; + TQCString cnonce; + cnonce.setNum((1 + static_cast<int>(100000.0*rand()/(RAND_MAX+1.0)))); + cnonce = KCodecs::base64Encode( cnonce ); + + // Calculate H(A1) + TQCString authStr = (utf8) ? mUser.utf8() : TQCString(mUser.latin1()); + authStr += ':'; + authStr += realm; + authStr += ':'; + authStr += (utf8) ? mPass.utf8() : TQCString(mPass.latin1()); + + md.update( authStr ); + authStr = ""; + if ( algorithm == "md5-sess" ) + { + authStr += ':'; + authStr += nonce; + authStr += ':'; + authStr += cnonce; + } + md2.reset(); + /* SASL authentication uses rawDigest here, whereas HTTP authentication uses + hexDigest() */ + md2.update(md.rawDigest(), 16); + md2.update( authStr ); + md2.hexDigest( HA1 ); + + // Calcualte H(A2) + authStr = "AUTHENTICATE:"; + authStr += digestUri; + if ( qop == "auth-int" || qop == "auth-conf" ) + { + authStr += ":00000000000000000000000000000000"; + } + md.reset(); + md.update( authStr ); + md.hexDigest( HA2 ); + + // Calcualte the response. + authStr = HA1; + authStr += ':'; + authStr += nonce; + authStr += ':'; + if ( !qop.isEmpty() ) + { + authStr += nc; + authStr += ':'; + authStr += cnonce; + authStr += ':'; + authStr += qop; + authStr += ':'; + } + authStr += HA2; + md.reset(); + md.update( authStr ); + TQCString response = md.hexDigest(); + /* End of response calculation */ + + TQCString result; + if (utf8) + { + result = "charset=utf-8,username=\"" + mUser.utf8(); + } else { + result = "charset=iso-8859-1,username=\"" + TQCString(mUser.latin1()); + } + result += "\",realm=\"" + realm + "\",nonce=\"" + nonce; + result += "\",nc=" + nc + ",cnonce=\"" + cnonce; + result += "\",digest-uri=\"" + digestUri; + result += "\",response=" + response + ",qop=" + qop; + TQByteArray ba; + ba.duplicate(result.data(), result.length()); + return ba; +} + +TQByteArray KDESasl::getBinaryResponse(const TQByteArray &aChallenge, bool aBase64) +{ + if (aBase64) + { + TQByteArray ba; + KCodecs::base64Decode(aChallenge, ba); + KCodecs::base64Encode(getBinaryResponse(ba, false), ba); + return ba; + } + if (qstricmp(mMethod, "PLAIN") == 0) return getPlainResponse(); + if (qstricmp(mMethod, "LOGIN") == 0) return getLoginResponse(); + if (qstricmp(mMethod, "CRAM-MD5") == 0) + return getCramMd5Response(aChallenge); + if (qstricmp(mMethod, "DIGEST-MD5") == 0) + return getDigestMd5Response(aChallenge); +// return getDigestMd5Response(TQCString("realm=\"elwood.innosoft.com\",nonce=\"OA6MG9tEQGm2hh\",qop=\"auth\",algorithm=md5-sess,charset=utf-8")); + return TQByteArray(); +} + +TQCString KDESasl::getResponse(const TQByteArray &aChallenge, bool aBase64) +{ + TQByteArray ba = getBinaryResponse(aChallenge, aBase64); + return TQCString(ba.data(), ba.size() + 1); +} + +TQCString KDESasl::method() const { + return mMethod; +} + +bool KDESasl::clientStarts() const { + return method() == "PLAIN"; +} + +bool KDESasl::dialogComplete( int n ) const { + if ( method() == "PLAIN" || method() == "CRAM-MD5" ) + return n >= 1; + if ( method() == "LOGIN" || method() == "DIGEST-MD5" ) + return n >= 2; + return true; +} + +bool KDESasl::isClearTextMethod() const { + return method() == "PLAIN" || method() == "LOGIN" ; +} |