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Annotation of embedaddon/curl/lib/x509asn1.h, revision 1.1

1.1     ! misho       1: #ifndef HEADER_CURL_X509ASN1_H
        !             2: #define HEADER_CURL_X509ASN1_H
        !             3: 
        !             4: /***************************************************************************
        !             5:  *                                  _   _ ____  _
        !             6:  *  Project                     ___| | | |  _ \| |
        !             7:  *                             / __| | | | |_) | |
        !             8:  *                            | (__| |_| |  _ <| |___
        !             9:  *                             \___|\___/|_| \_\_____|
        !            10:  *
        !            11:  * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
        !            12:  *
        !            13:  * This software is licensed as described in the file COPYING, which
        !            14:  * you should have received as part of this distribution. The terms
        !            15:  * are also available at https://curl.haxx.se/docs/copyright.html.
        !            16:  *
        !            17:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
        !            18:  * copies of the Software, and permit persons to whom the Software is
        !            19:  * furnished to do so, under the terms of the COPYING file.
        !            20:  *
        !            21:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
        !            22:  * KIND, either express or implied.
        !            23:  *
        !            24:  ***************************************************************************/
        !            25: 
        !            26: #include "curl_setup.h"
        !            27: 
        !            28: #if defined(USE_GSKIT) || defined(USE_NSS) || defined(USE_GNUTLS) || \
        !            29:     defined(USE_WOLFSSL) || defined(USE_SCHANNEL)
        !            30: 
        !            31: #include "urldata.h"
        !            32: 
        !            33: /*
        !            34:  * Constants.
        !            35:  */
        !            36: 
        !            37: /* Largest supported ASN.1 structure. */
        !            38: #define CURL_ASN1_MAX                   ((size_t) 0x40000)      /* 256K */
        !            39: 
        !            40: /* ASN.1 classes. */
        !            41: #define CURL_ASN1_UNIVERSAL             0
        !            42: #define CURL_ASN1_APPLICATION           1
        !            43: #define CURL_ASN1_CONTEXT_SPECIFIC      2
        !            44: #define CURL_ASN1_PRIVATE               3
        !            45: 
        !            46: /* ASN.1 types. */
        !            47: #define CURL_ASN1_BOOLEAN               1
        !            48: #define CURL_ASN1_INTEGER               2
        !            49: #define CURL_ASN1_BIT_STRING            3
        !            50: #define CURL_ASN1_OCTET_STRING          4
        !            51: #define CURL_ASN1_NULL                  5
        !            52: #define CURL_ASN1_OBJECT_IDENTIFIER     6
        !            53: #define CURL_ASN1_OBJECT_DESCRIPTOR     7
        !            54: #define CURL_ASN1_INSTANCE_OF           8
        !            55: #define CURL_ASN1_REAL                  9
        !            56: #define CURL_ASN1_ENUMERATED            10
        !            57: #define CURL_ASN1_EMBEDDED              11
        !            58: #define CURL_ASN1_UTF8_STRING           12
        !            59: #define CURL_ASN1_RELATIVE_OID          13
        !            60: #define CURL_ASN1_SEQUENCE              16
        !            61: #define CURL_ASN1_SET                   17
        !            62: #define CURL_ASN1_NUMERIC_STRING        18
        !            63: #define CURL_ASN1_PRINTABLE_STRING      19
        !            64: #define CURL_ASN1_TELETEX_STRING        20
        !            65: #define CURL_ASN1_VIDEOTEX_STRING       21
        !            66: #define CURL_ASN1_IA5_STRING            22
        !            67: #define CURL_ASN1_UTC_TIME              23
        !            68: #define CURL_ASN1_GENERALIZED_TIME      24
        !            69: #define CURL_ASN1_GRAPHIC_STRING        25
        !            70: #define CURL_ASN1_VISIBLE_STRING        26
        !            71: #define CURL_ASN1_GENERAL_STRING        27
        !            72: #define CURL_ASN1_UNIVERSAL_STRING      28
        !            73: #define CURL_ASN1_CHARACTER_STRING      29
        !            74: #define CURL_ASN1_BMP_STRING            30
        !            75: 
        !            76: 
        !            77: /*
        !            78:  * Types.
        !            79:  */
        !            80: 
        !            81: /* ASN.1 parsed element. */
        !            82: typedef struct {
        !            83:   const char *  header;         /* Pointer to header byte. */
        !            84:   const char *  beg;            /* Pointer to element data. */
        !            85:   const char *  end;            /* Pointer to 1st byte after element. */
        !            86:   unsigned char class;          /* ASN.1 element class. */
        !            87:   unsigned char tag;            /* ASN.1 element tag. */
        !            88:   bool          constructed;    /* Element is constructed. */
        !            89: }  curl_asn1Element;
        !            90: 
        !            91: 
        !            92: /* ASN.1 OID table entry. */
        !            93: typedef struct {
        !            94:   const char *  numoid;         /* Dotted-numeric OID. */
        !            95:   const char *  textoid;        /* OID name. */
        !            96: }  curl_OID;
        !            97: 
        !            98: 
        !            99: /* X509 certificate: RFC 5280. */
        !           100: typedef struct {
        !           101:   curl_asn1Element      certificate;
        !           102:   curl_asn1Element      version;
        !           103:   curl_asn1Element      serialNumber;
        !           104:   curl_asn1Element      signatureAlgorithm;
        !           105:   curl_asn1Element      signature;
        !           106:   curl_asn1Element      issuer;
        !           107:   curl_asn1Element      notBefore;
        !           108:   curl_asn1Element      notAfter;
        !           109:   curl_asn1Element      subject;
        !           110:   curl_asn1Element      subjectPublicKeyInfo;
        !           111:   curl_asn1Element      subjectPublicKeyAlgorithm;
        !           112:   curl_asn1Element      subjectPublicKey;
        !           113:   curl_asn1Element      issuerUniqueID;
        !           114:   curl_asn1Element      subjectUniqueID;
        !           115:   curl_asn1Element      extensions;
        !           116: }  curl_X509certificate;
        !           117: 
        !           118: 
        !           119: /*
        !           120:  * Prototypes.
        !           121:  */
        !           122: 
        !           123: const char *Curl_getASN1Element(curl_asn1Element *elem,
        !           124:                                  const char *beg, const char *end);
        !           125: const char *Curl_ASN1tostr(curl_asn1Element *elem, int type);
        !           126: const char *Curl_DNtostr(curl_asn1Element *dn);
        !           127: int Curl_parseX509(curl_X509certificate *cert,
        !           128:                    const char *beg, const char *end);
        !           129: CURLcode Curl_extract_certinfo(struct connectdata *conn, int certnum,
        !           130:                                const char *beg, const char *end);
        !           131: CURLcode Curl_verifyhost(struct connectdata *conn,
        !           132:                          const char *beg, const char *end);
        !           133: #endif /* USE_GSKIT or USE_NSS or USE_GNUTLS or USE_WOLFSSL or USE_SCHANNEL */
        !           134: #endif /* HEADER_CURL_X509ASN1_H */