1 /* crypto/asn1/x_algor.c */ 2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59 #include <stdio.h> 60 #include "cryptlib.h" 61 #include "asn1_mac.h" 62 63 /* 64 * ASN1err(ASN1_F_D2I_X509_ALGOR,ASN1_R_LENGTH_MISMATCH); 65 * ASN1err(ASN1_F_X509_ALGOR_NEW,ASN1_R_EXPECTING_A_SEQUENCE); 66 * ASN1err(ASN1_F_D2I_X509_ALGOR,ASN1_R_LENGTH_MISMATCH); 67 */ 68 69 int i2d_X509_ALGOR(a,pp) 70 X509_ALGOR *a; 71 unsigned char **pp; 72 { 73 M_ASN1_I2D_vars(a); 74 75 M_ASN1_I2D_len(a->algorithm,i2d_ASN1_OBJECT); 76 if (a->parameter != NULL) 77 { M_ASN1_I2D_len(a->parameter,i2d_ASN1_TYPE); } 78 79 M_ASN1_I2D_seq_total(); 80 M_ASN1_I2D_put(a->algorithm,i2d_ASN1_OBJECT); 81 if (a->parameter != NULL) 82 { M_ASN1_I2D_put(a->parameter,i2d_ASN1_TYPE); } 83 84 M_ASN1_I2D_finish(); 85 } 86 87 X509_ALGOR *d2i_X509_ALGOR(a,pp,length) 88 X509_ALGOR **a; 89 unsigned char **pp; 90 long length; 91 { 92 M_ASN1_D2I_vars(a,X509_ALGOR *,X509_ALGOR_new); 93 94 M_ASN1_D2I_Init(); 95 M_ASN1_D2I_start_sequence(); 96 M_ASN1_D2I_get(ret->algorithm,d2i_ASN1_OBJECT); 97 if (!M_ASN1_D2I_end_sequence()) 98 { M_ASN1_D2I_get(ret->parameter,d2i_ASN1_TYPE); } 99 else 100 { 101 ASN1_TYPE_free(ret->parameter); 102 ret->parameter=NULL; 103 } 104 M_ASN1_D2I_Finish(a,X509_ALGOR_free,ASN1_F_D2I_X509_ALGOR); 105 } 106 107 X509_ALGOR *X509_ALGOR_new() 108 { 109 X509_ALGOR *ret=NULL; 110 111 M_ASN1_New_Malloc(ret,X509_ALGOR); 112 M_ASN1_New(ret->algorithm,ASN1_OBJECT_new); 113 ret->parameter=NULL; 114 return(ret); 115 M_ASN1_New_Error(ASN1_F_X509_ALGOR_NEW); 116 } 117 118 void X509_ALGOR_free(a) 119 X509_ALGOR *a; 120 { 121 if (a == NULL) return; 122 ASN1_OBJECT_free(a->algorithm); 123 ASN1_TYPE_free(a->parameter); 124 Free((char *)a); 125 } 126 127