Annotation of embedaddon/axTLS/ssl/crypto_misc.h, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (c) 2007, Cameron Rich
! 3: *
! 4: * All rights reserved.
! 5: *
! 6: * Redistribution and use in source and binary forms, with or without
! 7: * modification, are permitted provided that the following conditions are met:
! 8: *
! 9: * * Redistributions of source code must retain the above copyright notice,
! 10: * this list of conditions and the following disclaimer.
! 11: * * Redistributions in binary form must reproduce the above copyright notice,
! 12: * this list of conditions and the following disclaimer in the documentation
! 13: * and/or other materials provided with the distribution.
! 14: * * Neither the name of the axTLS project nor the names of its contributors
! 15: * may be used to endorse or promote products derived from this software
! 16: * without specific prior written permission.
! 17: *
! 18: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
! 19: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
! 20: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
! 21: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
! 22: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
! 23: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
! 24: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
! 25: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
! 26: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
! 27: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
! 28: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 29: */
! 30:
! 31: /**
! 32: * @file crypto_misc.h
! 33: */
! 34:
! 35: #ifndef HEADER_CRYPTO_MISC_H
! 36: #define HEADER_CRYPTO_MISC_H
! 37:
! 38: #ifdef __cplusplus
! 39: extern "C" {
! 40: #endif
! 41:
! 42: #include "crypto.h"
! 43: #include "bigint.h"
! 44:
! 45: /**************************************************************************
! 46: * X509 declarations
! 47: **************************************************************************/
! 48: #define X509_OK 0
! 49: #define X509_NOT_OK -1
! 50: #define X509_VFY_ERROR_NO_TRUSTED_CERT -2
! 51: #define X509_VFY_ERROR_BAD_SIGNATURE -3
! 52: #define X509_VFY_ERROR_NOT_YET_VALID -4
! 53: #define X509_VFY_ERROR_EXPIRED -5
! 54: #define X509_VFY_ERROR_SELF_SIGNED -6
! 55: #define X509_VFY_ERROR_INVALID_CHAIN -7
! 56: #define X509_VFY_ERROR_UNSUPPORTED_DIGEST -8
! 57: #define X509_INVALID_PRIV_KEY -9
! 58:
! 59: /*
! 60: * The Distinguished Name
! 61: */
! 62: #define X509_NUM_DN_TYPES 3
! 63: #define X509_COMMON_NAME 0
! 64: #define X509_ORGANIZATION 1
! 65: #define X509_ORGANIZATIONAL_UNIT 2
! 66:
! 67: struct _x509_ctx
! 68: {
! 69: char *ca_cert_dn[X509_NUM_DN_TYPES];
! 70: char *cert_dn[X509_NUM_DN_TYPES];
! 71: char **subject_alt_dnsnames;
! 72: time_t not_before;
! 73: time_t not_after;
! 74: uint8_t *signature;
! 75: uint16_t sig_len;
! 76: uint8_t sig_type;
! 77: RSA_CTX *rsa_ctx;
! 78: bigint *digest;
! 79: struct _x509_ctx *next;
! 80: };
! 81:
! 82: typedef struct _x509_ctx X509_CTX;
! 83:
! 84: #ifdef CONFIG_SSL_CERT_VERIFICATION
! 85: typedef struct
! 86: {
! 87: X509_CTX *cert[CONFIG_X509_MAX_CA_CERTS];
! 88: } CA_CERT_CTX;
! 89: #endif
! 90:
! 91: int x509_new(const uint8_t *cert, int *len, X509_CTX **ctx);
! 92: void x509_free(X509_CTX *x509_ctx);
! 93: #ifdef CONFIG_SSL_CERT_VERIFICATION
! 94: int x509_verify(const CA_CERT_CTX *ca_cert_ctx, const X509_CTX *cert);
! 95: #endif
! 96: #ifdef CONFIG_SSL_FULL_MODE
! 97: void x509_print(const X509_CTX *cert, CA_CERT_CTX *ca_cert_ctx);
! 98: const char * x509_display_error(int error);
! 99: #endif
! 100:
! 101: /**************************************************************************
! 102: * ASN1 declarations
! 103: **************************************************************************/
! 104: #define ASN1_INTEGER 0x02
! 105: #define ASN1_BIT_STRING 0x03
! 106: #define ASN1_OCTET_STRING 0x04
! 107: #define ASN1_NULL 0x05
! 108: #define ASN1_PRINTABLE_STR2 0x0C
! 109: #define ASN1_OID 0x06
! 110: #define ASN1_PRINTABLE_STR2 0x0C
! 111: #define ASN1_PRINTABLE_STR 0x13
! 112: #define ASN1_TELETEX_STR 0x14
! 113: #define ASN1_IA5_STR 0x16
! 114: #define ASN1_UTC_TIME 0x17
! 115: #define ASN1_UNICODE_STR 0x1e
! 116: #define ASN1_SEQUENCE 0x30
! 117: #define ASN1_CONTEXT_DNSNAME 0x82
! 118: #define ASN1_SET 0x31
! 119: #define ASN1_V3_DATA 0xa3
! 120: #define ASN1_IMPLICIT_TAG 0x80
! 121: #define ASN1_CONTEXT_DNSNAME 0x82
! 122: #define ASN1_EXPLICIT_TAG 0xa0
! 123: #define ASN1_V3_DATA 0xa3
! 124:
! 125: #define SIG_TYPE_MD2 0x02
! 126: #define SIG_TYPE_MD5 0x04
! 127: #define SIG_TYPE_SHA1 0x05
! 128:
! 129: int get_asn1_length(const uint8_t *buf, int *offset);
! 130: int asn1_get_private_key(const uint8_t *buf, int len, RSA_CTX **rsa_ctx);
! 131: int asn1_next_obj(const uint8_t *buf, int *offset, int obj_type);
! 132: int asn1_skip_obj(const uint8_t *buf, int *offset, int obj_type);
! 133: int asn1_get_int(const uint8_t *buf, int *offset, uint8_t **object);
! 134: int asn1_version(const uint8_t *cert, int *offset, X509_CTX *x509_ctx);
! 135: int asn1_validity(const uint8_t *cert, int *offset, X509_CTX *x509_ctx);
! 136: int asn1_name(const uint8_t *cert, int *offset, char *dn[]);
! 137: int asn1_public_key(const uint8_t *cert, int *offset, X509_CTX *x509_ctx);
! 138: #ifdef CONFIG_SSL_CERT_VERIFICATION
! 139: int asn1_signature(const uint8_t *cert, int *offset, X509_CTX *x509_ctx);
! 140: int asn1_find_subjectaltname(const uint8_t* cert, int offset);
! 141: int asn1_compare_dn(char * const dn1[], char * const dn2[]);
! 142: #endif /* CONFIG_SSL_CERT_VERIFICATION */
! 143: int asn1_signature_type(const uint8_t *cert,
! 144: int *offset, X509_CTX *x509_ctx);
! 145:
! 146: /**************************************************************************
! 147: * MISC declarations
! 148: **************************************************************************/
! 149: #define SALT_SIZE 8
! 150:
! 151: extern const char * const unsupported_str;
! 152:
! 153: typedef void (*crypt_func)(void *, const uint8_t *, uint8_t *, int);
! 154: typedef void (*hmac_func)(const uint8_t *msg, int length, const uint8_t *key,
! 155: int key_len, uint8_t *digest);
! 156:
! 157: int get_file(const char *filename, uint8_t **buf);
! 158:
! 159: #if defined(CONFIG_SSL_FULL_MODE) || defined(WIN32) || defined(CONFIG_DEBUG)
! 160: EXP_FUNC void STDCALL print_blob(const char *format, const uint8_t *data, int size, ...);
! 161: #else
! 162: #define print_blob(...)
! 163: #endif
! 164:
! 165: EXP_FUNC int STDCALL base64_decode(const char *in, int len,
! 166: uint8_t *out, int *outlen);
! 167:
! 168: #ifdef __cplusplus
! 169: }
! 170: #endif
! 171:
! 172: #endif
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