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authorAlberto Gonzalez Iniesta <agi@inittab.org>2012-11-05 16:28:09 +0100
committerAlberto Gonzalez Iniesta <agi@inittab.org>2012-11-05 16:28:09 +0100
commit8dd0350e1607aa30f7a043c8d5ec7a7eeb874115 (patch)
tree566d0620eb693320cb121dfd93a5675fa704a30b /src/openvpn/httpdigest.h
parent349cfa7acb95abe865209a28e417ec74b56f9bba (diff)
Imported Upstream version 2.3_rc1
Diffstat (limited to 'src/openvpn/httpdigest.h')
-rw-r--r--src/openvpn/httpdigest.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/openvpn/httpdigest.h b/src/openvpn/httpdigest.h
new file mode 100644
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+++ b/src/openvpn/httpdigest.h
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+/*
+ * OpenVPN -- An application to securely tunnel IP networks
+ * over a single TCP/UDP port, with support for SSL/TLS-based
+ * session authentication and key exchange,
+ * packet encryption, packet authentication, and
+ * packet compression.
+ *
+ * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program 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 (see the file COPYING included with this
+ * distribution); if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#if PROXY_DIGEST_AUTH
+
+#define HASHLEN 16
+typedef unsigned char HASH[HASHLEN];
+#define HASHHEXLEN 32
+typedef unsigned char HASHHEX[HASHHEXLEN+1];
+#undef IN
+#undef OUT
+#define IN const
+#define OUT
+
+/* calculate H(A1) as per HTTP Digest spec */
+void DigestCalcHA1(
+ IN char * pszAlg,
+ IN char * pszUserName,
+ IN char * pszRealm,
+ IN char * pszPassword,
+ IN char * pszNonce,
+ IN char * pszCNonce,
+ OUT HASHHEX SessionKey
+ );
+
+/* calculate request-digest/response-digest as per HTTP Digest spec */
+void DigestCalcResponse(
+ IN HASHHEX HA1, /* H(A1) */
+ IN char * pszNonce, /* nonce from server */
+ IN char * pszNonceCount, /* 8 hex digits */
+ IN char * pszCNonce, /* client nonce */
+ IN char * pszQop, /* qop-value: "", "auth", "auth-int" */
+ IN char * pszMethod, /* method from the request */
+ IN char * pszDigestUri, /* requested URL */
+ IN HASHHEX HEntity, /* H(entity body) if qop="auth-int" */
+ OUT HASHHEX Response /* request-digest or response-digest */
+ );
+
+#endif