1 | /* wc_encrypt.h
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2 | *
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3 | * Copyright (C) 2006-2020 wolfSSL Inc.
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4 | *
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5 | * This file is part of wolfSSL.
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6 | *
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7 | * wolfSSL is free software; you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation; either version 2 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * wolfSSL is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with this program; if not, write to the Free Software
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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20 | */
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21 |
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22 | /*!
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23 | \file wolfssl/wolfcrypt/wc_encrypt.h
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24 | */
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25 |
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26 |
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27 | #ifndef WOLF_CRYPT_ENCRYPT_H
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28 | #define WOLF_CRYPT_ENCRYPT_H
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29 |
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30 | #include <wolfssl/wolfcrypt/types.h>
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31 | #ifndef NO_AES
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32 | #include <wolfssl/wolfcrypt/aes.h>
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33 | #endif
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34 | #ifdef HAVE_CHACHA
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35 | #include <wolfssl/wolfcrypt/chacha.h>
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36 | #endif
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37 | #ifndef NO_DES3
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38 | #include <wolfssl/wolfcrypt/des3.h>
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39 | #endif
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40 | #ifndef NO_RC4
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41 | #include <wolfssl/wolfcrypt/arc4.h>
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42 | #endif
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43 |
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44 | #ifdef __cplusplus
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45 | extern "C" {
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46 | #endif
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47 |
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48 | /* determine max cipher key size - cannot use enum values here, must be define,
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49 | * since WC_MAX_SYM_KEY_SIZE is used in if macro logic. */
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50 | #ifndef NO_AES
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51 | #define WC_MAX_SYM_KEY_SIZE (AES_MAX_KEY_SIZE/8)
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52 | #elif defined(HAVE_CHACHA)
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53 | #define WC_MAX_SYM_KEY_SIZE 32 /* CHACHA_MAX_KEY_SZ */
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54 | #elif !defined(NO_DES3)
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55 | #define WC_MAX_SYM_KEY_SIZE 24 /* DES3_KEY_SIZE */
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56 | #elif !defined(NO_RC4)
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57 | #define WC_MAX_SYM_KEY_SIZE 16 /* RC4_KEY_SIZE */
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58 | #else
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59 | #define WC_MAX_SYM_KEY_SIZE 32
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60 | #endif
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61 |
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62 |
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63 | #if (defined(HAVE_FIPS) && defined(HAVE_FIPS_VERSION) && \
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64 | (HAVE_FIPS_VERSION <= 2)) || (defined(HAVE_SELFTEST) && \
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65 | (!defined(HAVE_SELFTEST_VERSION) || (HAVE_SELFTEST_VERSION < 2)))
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66 | /* In FIPS cert 3389 and CAVP selftest v1 build, these enums are
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67 | * not in aes.h. Define them here outside the fips boundary.
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68 | */
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69 | #ifndef GCM_NONCE_MID_SZ
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70 | /* The usual default nonce size for AES-GCM. */
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71 | #define GCM_NONCE_MID_SZ 12
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72 | #endif
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73 | #ifndef CCM_NONCE_MIN_SZ
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74 | #define CCM_NONCE_MIN_SZ 7
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75 | #endif
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76 | #endif
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77 |
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78 |
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79 | #if !defined(NO_AES) && defined(HAVE_AES_CBC)
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80 | WOLFSSL_API int wc_AesCbcEncryptWithKey(byte* out, const byte* in, word32 inSz,
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81 | const byte* key, word32 keySz,
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82 | const byte* iv);
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83 | WOLFSSL_API int wc_AesCbcDecryptWithKey(byte* out, const byte* in, word32 inSz,
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84 | const byte* key, word32 keySz,
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85 | const byte* iv);
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86 | #endif /* !NO_AES */
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87 |
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88 |
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89 | #ifndef NO_DES3
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90 | WOLFSSL_API int wc_Des_CbcDecryptWithKey(byte* out,
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91 | const byte* in, word32 sz,
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92 | const byte* key, const byte* iv);
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93 | WOLFSSL_API int wc_Des_CbcEncryptWithKey(byte* out,
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94 | const byte* in, word32 sz,
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95 | const byte* key, const byte* iv);
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96 | WOLFSSL_API int wc_Des3_CbcEncryptWithKey(byte* out,
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97 | const byte* in, word32 sz,
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98 | const byte* key, const byte* iv);
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99 | WOLFSSL_API int wc_Des3_CbcDecryptWithKey(byte* out,
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100 | const byte* in, word32 sz,
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101 | const byte* key, const byte* iv);
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102 | #endif /* !NO_DES3 */
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103 |
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104 |
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105 |
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106 |
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107 | #ifdef WOLFSSL_ENCRYPTED_KEYS
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108 | struct EncryptedInfo;
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109 | WOLFSSL_API int wc_BufferKeyDecrypt(struct EncryptedInfo* info, byte* der, word32 derSz,
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110 | const byte* password, int passwordSz, int hashType);
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111 | WOLFSSL_API int wc_BufferKeyEncrypt(struct EncryptedInfo* info, byte* der, word32 derSz,
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112 | const byte* password, int passwordSz, int hashType);
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113 | #endif /* WOLFSSL_ENCRYPTED_KEYS */
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114 |
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115 | #ifndef NO_PWDBASED
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116 | WOLFSSL_LOCAL int wc_CryptKey(const char* password, int passwordSz,
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117 | byte* salt, int saltSz, int iterations, int id, byte* input, int length,
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118 | int version, byte* cbcIv, int enc, int shaOid);
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119 | #endif
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120 |
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121 | #ifdef __cplusplus
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122 | } /* extern "C" */
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123 | #endif
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124 |
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125 | #endif /* WOLF_CRYPT_ENCRYPT_H */
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126 |
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