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[exim.git] / src / src / auths / auth-spa.h

diff --git a/src/src/auths/auth-spa.h b/src/src/auths/auth-spa.h
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+/* $Cambridge: exim/src/src/auths/auth-spa.h,v 1.1 2004/10/07 13:10:00 ph10 Exp $ */
+
+/*************************************************
+*     Exim - an Internet mail transport agent    *
+*************************************************/
+
+/*
+ * This file provides the necessary methods for authenticating with
+ * Microsoft's Secure Password Authentication.
+
+ * All the code used here was torn by Marc Prud'hommeaux out of the
+ * Samba project (by Andrew Tridgell, Jeremy Allison, and others).
+ */
+
+/* It seems that some systems have existing but different definitions of some
+of the following types. I received a complaint about "int16" causing
+compilation problems. So I (PH) have renamed them all, to be on the safe side.
+
+typedef signed short int16;
+typedef unsigned short uint16;
+typedef unsigned uint32;
+typedef unsigned char  uint8;
+*/
+
+typedef signed short int16x;
+typedef unsigned short uint16x;
+typedef unsigned uint32x;
+typedef unsigned char  uint8x;
+
+typedef struct
+{
+       uint16x        len;
+       uint16x        maxlen;
+       uint32x        offset;
+} SPAStrHeader;
+
+typedef struct
+{
+       char           ident[8];
+       uint32x        msgType;
+       SPAStrHeader    uDomain;
+       uint32x        flags;
+       uint8x         challengeData[8];
+       uint8x         reserved[8];
+       SPAStrHeader    emptyString;
+       uint8x         buffer[1024];
+       uint32x        bufIndex;
+} SPAAuthChallenge;
+
+
+typedef struct
+{
+       char           ident[8];
+       uint32x        msgType;
+       uint32x        flags;
+       SPAStrHeader    user;
+       SPAStrHeader    domain;
+       uint8x         buffer[1024];
+       uint32x        bufIndex;
+} SPAAuthRequest;
+
+typedef struct
+{
+       char           ident[8];
+       uint32x        msgType;
+       SPAStrHeader    lmResponse;
+       SPAStrHeader    ntResponse;
+       SPAStrHeader    uDomain;
+       SPAStrHeader    uUser;
+       SPAStrHeader    uWks;
+       SPAStrHeader    sessionKey;
+       uint32x        flags;
+       uint8x         buffer[1024];
+       uint32x        bufIndex;
+} SPAAuthResponse;
+
+#define spa_request_length(ptr) (((ptr)->buffer - (uint8x*)(ptr)) + (ptr)->bufIndex)
+
+void spa_bits_to_base64 (unsigned char *, const unsigned char *, int);
+int spa_base64_to_bits(char *, const char *);
+void spa_build_auth_response (SPAAuthChallenge *challenge,
+       SPAAuthResponse *response, char *user, char *password);
+void spa_build_auth_request (SPAAuthRequest *request, char *user,
+       char *domain);
+extern void spa_smb_encrypt (unsigned char * passwd, unsigned char * c8,
+                             unsigned char * p24);
+extern void spa_smb_nt_encrypt (unsigned char * passwd, unsigned char * c8,
+                                unsigned char * p24);
+extern char *unicodeToString(char *p, size_t len);
+extern void spa_build_auth_challenge(SPAAuthRequest *, SPAAuthChallenge *);
+