net/third_party/nss/ssl/preenc.h

   1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil -*- */
   2
   3 /*
   4  * Fortezza support is removed.
   5  *
   6  * This Source Code Form is subject to the terms of the Mozilla Public
   7  * License, v. 2.0. If a copy of the MPL was not distributed with this
   8  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   9 /* $Id: preenc.h,v 1.7 2012/04/25 14:50:12 gerv%gerv.net Exp $ */
  10
  11 /* Fortezza support is removed.
  12  * This file remains so that old programs will continue to compile,
  13  * But this functionality is no longer supported or implemented.
  14  */
  15
  16 #include "seccomon.h"
  17 #include "prio.h"
  18
  19 typedef struct PEHeaderStr PEHeader;
  20
  21 #define PE_MIME_TYPE "application/pre-encrypted"
  22
  23 typedef struct PEFortezzaHeaderStr PEFortezzaHeader;
  24 typedef struct PEFortezzaGeneratedHeaderStr PEFortezzaGeneratedHeader;
  25 typedef struct PEFixedKeyHeaderStr PEFixedKeyHeader;
  26 typedef struct PERSAKeyHeaderStr PERSAKeyHeader;
  27
  28 struct PEFortezzaHeaderStr {
  29     unsigned char key[12];
  30     unsigned char iv[24];
  31     unsigned char hash[20];
  32     unsigned char serial[8];
  33 };
  34
  35 struct PEFortezzaGeneratedHeaderStr {
  36     unsigned char key[12];
  37     unsigned char iv[24];
  38     unsigned char hash[20];
  39     unsigned char Ra[128];
  40     unsigned char Y[128];
  41 };
  42
  43 struct PEFixedKeyHeaderStr {
  44     unsigned char pkcs11Mech[4];
  45     unsigned char labelLen[2];
  46     unsigned char keyIDLen[2];
  47     unsigned char ivLen[2];
  48     unsigned char keyLen[2];
  49     unsigned char data[1];
  50 };
  51
  52 struct PERSAKeyHeaderStr {
  53     unsigned char pkcs11Mech[4];
  54     unsigned char issuerLen[2];
  55     unsigned char serialLen[2];
  56     unsigned char ivLen[2];
  57     unsigned char keyLen[2];
  58     unsigned char data[1];
  59 };
  60
  61 #define PEFIXED_Label(header) (header->data)
  62 #define PEFIXED_KeyID(header) (&header->data[GetInt2(header->labelLen)])
  63 #define PEFIXED_IV(header) (&header->data[GetInt2(header->labelLen)\
  64                                                 +GetInt2(header->keyIDLen)])
  65 #define PEFIXED_Key(header) (&header->data[GetInt2(header->labelLen)\
  66                         +GetInt2(header->keyIDLen)+GetInt2(header->keyLen)])
  67 #define PERSA_Issuer(header) (header->data)
  68 #define PERSA_Serial(header) (&header->data[GetInt2(header->issuerLen)])
  69 #define PERSA_IV(header) (&header->data[GetInt2(header->issuerLen)\
  70                                                 +GetInt2(header->serialLen)])
  71 #define PERSA_Key(header) (&header->data[GetInt2(header->issuerLen)\
  72                         +GetInt2(header->serialLen)+GetInt2(header->keyLen)])
  73 struct PEHeaderStr {
  74     unsigned char magic  [2];
  75     unsigned char len    [2];
  76     unsigned char type   [2];
  77     unsigned char version[2];
  78     union {
  79         PEFortezzaHeader          fortezza;
  80         PEFortezzaGeneratedHeader g_fortezza;
  81         PEFixedKeyHeader          fixed;
  82         PERSAKeyHeader            rsa;
  83     } u;
  84 };
  85
  86 #define PE_CRYPT_INTRO_LEN 8
  87 #define PE_INTRO_LEN 4
  88 #define PE_BASE_HEADER_LEN  8
  89
  90 #define PRE_BLOCK_SIZE 8
  91
  92
  93 #define GetInt2(c) ((c[0] << 8) | c[1])
  94 #define GetInt4(c) (((unsigned long)c[0] << 24)|((unsigned long)c[1] << 16)\
  95                         |((unsigned long)c[2] << 8)| ((unsigned long)c[3]))
  96 #define PutInt2(c,i) ((c[1] = (i) & 0xff), (c[0] = ((i) >> 8) & 0xff))
  97 #define PutInt4(c,i) ((c[0]=((i) >> 24) & 0xff),(c[1]=((i) >> 16) & 0xff),\
  98                         (c[2] = ((i) >> 8) & 0xff), (c[3] = (i) & 0xff))
  99
 100 #define PRE_MAGIC               0xc0de
 101 #define PRE_VERSION             0x1010
 102 #define PRE_FORTEZZA_FILE       0x00ff
 103 #define PRE_FORTEZZA_STREAM     0x00f5
 104 #define PRE_FORTEZZA_GEN_STREAM 0x00f6
 105 #define PRE_FIXED_FILE          0x000f
 106 #define PRE_RSA_FILE            0x001f
 107 #define PRE_FIXED_STREAM        0x0005
 108
 109 PEHeader *SSL_PreencryptedStreamToFile(PRFileDesc *fd, PEHeader *,
 110                                        int *headerSize);
 111
 112 PEHeader *SSL_PreencryptedFileToStream(PRFileDesc *fd, PEHeader *,
 113                                        int *headerSize);
 114