X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fx509v3%2Fv3_utl.c;h=2e4d08e02bd5676bbf805df3cea85a15f4ec51e4;hp=7ffab1383c70750b7900d31c54b5a40b9c91bce1;hb=bf9d5e483db0683178f43ef74a4ae6577482db83;hpb=84a370a4002740d8311e5c6950071dfff436395b diff --git a/crypto/x509v3/v3_utl.c b/crypto/x509v3/v3_utl.c index 7ffab1383c..2e4d08e02b 100644 --- a/crypto/x509v3/v3_utl.c +++ b/crypto/x509v3/v3_utl.c @@ -1,415 +1,1195 @@ -/* v3_utl.c */ -/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 1999. - */ -/* ==================================================================== - * Copyright (c) 1999 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). +/* + * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved. * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ -/* X509 v3 extension utilities */ +/* X509 v3 extension utilities */ #include #include -#include "cryptlib.h" +#include "internal/cryptlib.h" #include #include +#include "internal/x509_int.h" +#include +#include "ext_dat.h" static char *strip_spaces(char *name); +static int sk_strcmp(const char *const *a, const char *const *b); +static STACK_OF(OPENSSL_STRING) *get_email(X509_NAME *name, + GENERAL_NAMES *gens); +static void str_free(OPENSSL_STRING str); +static int append_ia5(STACK_OF(OPENSSL_STRING) **sk, const ASN1_IA5STRING *email); + +static int ipv4_from_asc(unsigned char *v4, const char *in); +static int ipv6_from_asc(unsigned char *v6, const char *in); +static int ipv6_cb(const char *elem, int len, void *usr); +static int ipv6_hex(unsigned char *out, const char *in, int inlen); /* Add a CONF_VALUE name value pair to stack */ -int X509V3_add_value(const char *name, const char *value, STACK **extlist) -{ - CONF_VALUE *vtmp = NULL; - char *tname = NULL, *tvalue = NULL; - if(name && !(tname = BUF_strdup(name))) goto err; - if(value && !(tvalue = BUF_strdup(value))) goto err;; - if(!(vtmp = (CONF_VALUE *)Malloc(sizeof(CONF_VALUE)))) goto err; - if(!*extlist && !(*extlist = sk_new(NULL))) goto err; - vtmp->section = NULL; - vtmp->name = tname; - vtmp->value = tvalue; - if(!sk_push(*extlist, (char *)vtmp)) goto err; - return 1; - err: - X509V3err(X509V3_F_X509V3_ADD_VALUE,ERR_R_MALLOC_FAILURE); - if(vtmp) Free(vtmp); - if(tname) Free(tname); - if(tvalue) Free(tvalue); - return 0; +int X509V3_add_value(const char *name, const char *value, + STACK_OF(CONF_VALUE) **extlist) +{ + CONF_VALUE *vtmp = NULL; + char *tname = NULL, *tvalue = NULL; + + if (name && (tname = OPENSSL_strdup(name)) == NULL) + goto err; + if (value && (tvalue = OPENSSL_strdup(value)) == NULL) + goto err; + if ((vtmp = OPENSSL_malloc(sizeof(*vtmp))) == NULL) + goto err; + if (*extlist == NULL && (*extlist = sk_CONF_VALUE_new_null()) == NULL) + goto err; + vtmp->section = NULL; + vtmp->name = tname; + vtmp->value = tvalue; + if (!sk_CONF_VALUE_push(*extlist, vtmp)) + goto err; + return 1; + err: + X509V3err(X509V3_F_X509V3_ADD_VALUE, ERR_R_MALLOC_FAILURE); + OPENSSL_free(vtmp); + OPENSSL_free(tname); + OPENSSL_free(tvalue); + return 0; } int X509V3_add_value_uchar(const char *name, const unsigned char *value, - STACK **extlist) - { - return X509V3_add_value(name,(const char *)value,extlist); - } + STACK_OF(CONF_VALUE) **extlist) +{ + return X509V3_add_value(name, (const char *)value, extlist); +} -/* Free function for STACK of CONF_VALUE */ +/* Free function for STACK_OF(CONF_VALUE) */ void X509V3_conf_free(CONF_VALUE *conf) { - if(!conf) return; - if(conf->name) Free(conf->name); - if(conf->value) Free(conf->value); - if(conf->section) Free(conf->section); - Free((char *)conf); + if (!conf) + return; + OPENSSL_free(conf->name); + OPENSSL_free(conf->value); + OPENSSL_free(conf->section); + OPENSSL_free(conf); } -int X509V3_add_value_bool(const char *name, int asn1_bool, STACK **extlist) +int X509V3_add_value_bool(const char *name, int asn1_bool, + STACK_OF(CONF_VALUE) **extlist) { - if(asn1_bool) return X509V3_add_value(name, "TRUE", extlist); - return X509V3_add_value(name, "FALSE", extlist); + if (asn1_bool) + return X509V3_add_value(name, "TRUE", extlist); + return X509V3_add_value(name, "FALSE", extlist); } -int X509V3_add_value_bool_nf(char *name, int asn1_bool, STACK **extlist) +int X509V3_add_value_bool_nf(const char *name, int asn1_bool, + STACK_OF(CONF_VALUE) **extlist) { - if(asn1_bool) return X509V3_add_value(name, "TRUE", extlist); - return 1; + if (asn1_bool) + return X509V3_add_value(name, "TRUE", extlist); + return 1; } +char *i2s_ASN1_ENUMERATED(X509V3_EXT_METHOD *method, const ASN1_ENUMERATED *a) +{ + BIGNUM *bntmp = NULL; + char *strtmp = NULL; -char *i2s_ASN1_ENUMERATED(X509V3_EXT_METHOD *method, ASN1_ENUMERATED *a) + if (!a) + return NULL; + if ((bntmp = ASN1_ENUMERATED_to_BN(a, NULL)) == NULL + || (strtmp = BN_bn2dec(bntmp)) == NULL) + X509V3err(X509V3_F_I2S_ASN1_ENUMERATED, ERR_R_MALLOC_FAILURE); + BN_free(bntmp); + return strtmp; +} + +char *i2s_ASN1_INTEGER(X509V3_EXT_METHOD *method, const ASN1_INTEGER *a) { - BIGNUM *bntmp = NULL; - char *strtmp = NULL; - if(!a) return NULL; - if(!(bntmp = ASN1_ENUMERATED_to_BN(a, NULL)) || - !(strtmp = BN_bn2dec(bntmp)) ) - X509V3err(X509V3_F_I2S_ASN1_ENUMERATED,ERR_R_MALLOC_FAILURE); - BN_free(bntmp); - return strtmp; + BIGNUM *bntmp = NULL; + char *strtmp = NULL; + + if (!a) + return NULL; + if ((bntmp = ASN1_INTEGER_to_BN(a, NULL)) == NULL + || (strtmp = BN_bn2dec(bntmp)) == NULL) + X509V3err(X509V3_F_I2S_ASN1_INTEGER, ERR_R_MALLOC_FAILURE); + BN_free(bntmp); + return strtmp; } -char *i2s_ASN1_INTEGER(X509V3_EXT_METHOD *method, ASN1_INTEGER *a) +ASN1_INTEGER *s2i_ASN1_INTEGER(X509V3_EXT_METHOD *method, const char *value) { - BIGNUM *bntmp = NULL; - char *strtmp = NULL; - if(!a) return NULL; - if(!(bntmp = ASN1_INTEGER_to_BN(a, NULL)) || - !(strtmp = BN_bn2dec(bntmp)) ) - X509V3err(X509V3_F_I2S_ASN1_INTEGER,ERR_R_MALLOC_FAILURE); - BN_free(bntmp); - return strtmp; -} - -ASN1_INTEGER *s2i_ASN1_INTEGER(X509V3_EXT_METHOD *method, char *value) -{ - BIGNUM *bn = NULL; - ASN1_INTEGER *aint; - bn = BN_new(); - if(!value) { - X509V3err(X509V3_F_S2I_ASN1_INTEGER,X509V3_R_INVALID_NULL_VALUE); - return 0; - } - if(!BN_dec2bn(&bn, value)) { - X509V3err(X509V3_F_S2I_ASN1_INTEGER,X509V3_R_BN_DEC2BN_ERROR); - return 0; - } - - if(!(aint = BN_to_ASN1_INTEGER(bn, NULL))) { - X509V3err(X509V3_F_S2I_ASN1_INTEGER,X509V3_R_BN_TO_ASN1_INTEGER_ERROR); - return 0; - } - BN_free(bn); - return aint; -} - -int X509V3_add_value_int(const char *name, ASN1_INTEGER *aint, - STACK **extlist) -{ - char *strtmp; - int ret; - if(!aint) return 1; - if(!(strtmp = i2s_ASN1_INTEGER(NULL, aint))) return 0; - ret = X509V3_add_value(name, strtmp, extlist); - Free(strtmp); - return ret; -} - -int X509V3_get_value_bool(CONF_VALUE *value, int *asn1_bool) -{ - char *btmp; - if(!(btmp = value->value)) goto err; - if(!strcmp(btmp, "TRUE") || !strcmp(btmp, "true") - || !strcmp(btmp, "Y") || !strcmp(btmp, "y") - || !strcmp(btmp, "YES") || !strcmp(btmp, "yes")) { - *asn1_bool = 0xff; - return 1; - } else if(!strcmp(btmp, "FALSE") || !strcmp(btmp, "false") - || !strcmp(btmp, "N") || !strcmp(btmp, "n") - || !strcmp(btmp, "NO") || !strcmp(btmp, "no")) { - *asn1_bool = 0; - return 1; - } - err: - X509V3err(X509V3_F_X509V3_GET_VALUE_BOOL,X509V3_R_INVALID_BOOLEAN_STRING); - X509V3_conf_err(value); - return 0; -} - -int X509V3_get_value_int(CONF_VALUE *value, ASN1_INTEGER **aint) -{ - ASN1_INTEGER *itmp; - if(!(itmp = s2i_ASN1_INTEGER(NULL, value->value))) { - X509V3_conf_err(value); - return 0; - } - *aint = itmp; - return 1; -} - -#define HDR_NAME 1 -#define HDR_VALUE 2 - -/*#define DEBUG*/ - -STACK *X509V3_parse_list(char *line) -{ - char *p, *q, c; - char *ntmp, *vtmp; - STACK *values = NULL; - char *linebuf; - int state; - /* We are going to modify the line so copy it first */ - linebuf = BUF_strdup(line); - state = HDR_NAME; - ntmp = NULL; - /* Go through all characters */ - for(p = linebuf, q = linebuf; (c = *p) && (c!='\r') && (c!='\n'); p++) { - - switch(state) { - case HDR_NAME: - if(c == ':') { - state = HDR_VALUE; - *p = 0; - ntmp = strip_spaces(q); - if(!ntmp) { - X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME); - goto err; - } - q = p + 1; - } else if(c == ',') { - *p = 0; - ntmp = strip_spaces(q); - q = p + 1; -#ifdef DEBUG - printf("%s\n", ntmp); -#endif - if(!ntmp) { - X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME); - goto err; - } - X509V3_add_value(ntmp, NULL, &values); - } - break ; - - case HDR_VALUE: - if(c == ',') { - state = HDR_NAME; - *p = 0; - vtmp = strip_spaces(q); -#ifdef DEBUG - printf("%s\n", ntmp); -#endif - if(!vtmp) { - X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_VALUE); - goto err; - } - X509V3_add_value(ntmp, vtmp, &values); - ntmp = NULL; - q = p + 1; - } - - } - } - - if(state == HDR_VALUE) { - vtmp = strip_spaces(q); -#ifdef DEBUG - printf("%s=%s\n", ntmp, vtmp); -#endif - if(!vtmp) { - X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_VALUE); - goto err; - } - X509V3_add_value(ntmp, vtmp, &values); - } else { - ntmp = strip_spaces(q); -#ifdef DEBUG - printf("%s\n", ntmp); -#endif - if(!ntmp) { - X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME); - goto err; - } - X509V3_add_value(ntmp, NULL, &values); - } -Free(linebuf); -return values; + BIGNUM *bn = NULL; + ASN1_INTEGER *aint; + int isneg, ishex; + int ret; + if (value == NULL) { + X509V3err(X509V3_F_S2I_ASN1_INTEGER, X509V3_R_INVALID_NULL_VALUE); + return NULL; + } + bn = BN_new(); + if (bn == NULL) { + X509V3err(X509V3_F_S2I_ASN1_INTEGER, ERR_R_MALLOC_FAILURE); + return NULL; + } + if (value[0] == '-') { + value++; + isneg = 1; + } else + isneg = 0; + + if (value[0] == '0' && ((value[1] == 'x') || (value[1] == 'X'))) { + value += 2; + ishex = 1; + } else + ishex = 0; + + if (ishex) + ret = BN_hex2bn(&bn, value); + else + ret = BN_dec2bn(&bn, value); + + if (!ret || value[ret]) { + BN_free(bn); + X509V3err(X509V3_F_S2I_ASN1_INTEGER, X509V3_R_BN_DEC2BN_ERROR); + return NULL; + } + + if (isneg && BN_is_zero(bn)) + isneg = 0; + + aint = BN_to_ASN1_INTEGER(bn, NULL); + BN_free(bn); + if (!aint) { + X509V3err(X509V3_F_S2I_ASN1_INTEGER, + X509V3_R_BN_TO_ASN1_INTEGER_ERROR); + return NULL; + } + if (isneg) + aint->type |= V_ASN1_NEG; + return aint; +} + +int X509V3_add_value_int(const char *name, const ASN1_INTEGER *aint, + STACK_OF(CONF_VALUE) **extlist) +{ + char *strtmp; + int ret; + + if (!aint) + return 1; + if ((strtmp = i2s_ASN1_INTEGER(NULL, aint)) == NULL) + return 0; + ret = X509V3_add_value(name, strtmp, extlist); + OPENSSL_free(strtmp); + return ret; +} + +int X509V3_get_value_bool(const CONF_VALUE *value, int *asn1_bool) +{ + const char *btmp; + + if ((btmp = value->value) == NULL) + goto err; + if (strcmp(btmp, "TRUE") == 0 + || strcmp(btmp, "true") == 0 + || strcmp(btmp, "Y") == 0 + || strcmp(btmp, "y") == 0 + || strcmp(btmp, "YES") == 0 + || strcmp(btmp, "yes") == 0) { + *asn1_bool = 0xff; + return 1; + } + if (strcmp(btmp, "FALSE") == 0 + || strcmp(btmp, "false") == 0 + || strcmp(btmp, "N") == 0 + || strcmp(btmp, "n") == 0 + || strcmp(btmp, "NO") == 0 + || strcmp(btmp, "no") == 0) { + *asn1_bool = 0; + return 1; + } + err: + X509V3err(X509V3_F_X509V3_GET_VALUE_BOOL, + X509V3_R_INVALID_BOOLEAN_STRING); + X509V3_conf_err(value); + return 0; +} + +int X509V3_get_value_int(const CONF_VALUE *value, ASN1_INTEGER **aint) +{ + ASN1_INTEGER *itmp; + + if ((itmp = s2i_ASN1_INTEGER(NULL, value->value)) == NULL) { + X509V3_conf_err(value); + return 0; + } + *aint = itmp; + return 1; +} + +#define HDR_NAME 1 +#define HDR_VALUE 2 -err: -Free(linebuf); -sk_pop_free(values, X509V3_conf_free); -return NULL; +/* + * #define DEBUG + */ + +STACK_OF(CONF_VALUE) *X509V3_parse_list(const char *line) +{ + char *p, *q, c; + char *ntmp, *vtmp; + STACK_OF(CONF_VALUE) *values = NULL; + char *linebuf; + int state; + /* We are going to modify the line so copy it first */ + linebuf = OPENSSL_strdup(line); + if (linebuf == NULL) { + X509V3err(X509V3_F_X509V3_PARSE_LIST, ERR_R_MALLOC_FAILURE); + goto err; + } + state = HDR_NAME; + ntmp = NULL; + /* Go through all characters */ + for (p = linebuf, q = linebuf; (c = *p) && (c != '\r') && (c != '\n'); + p++) { + + switch (state) { + case HDR_NAME: + if (c == ':') { + state = HDR_VALUE; + *p = 0; + ntmp = strip_spaces(q); + if (!ntmp) { + X509V3err(X509V3_F_X509V3_PARSE_LIST, + X509V3_R_INVALID_NULL_NAME); + goto err; + } + q = p + 1; + } else if (c == ',') { + *p = 0; + ntmp = strip_spaces(q); + q = p + 1; + if (!ntmp) { + X509V3err(X509V3_F_X509V3_PARSE_LIST, + X509V3_R_INVALID_NULL_NAME); + goto err; + } + X509V3_add_value(ntmp, NULL, &values); + } + break; + + case HDR_VALUE: + if (c == ',') { + state = HDR_NAME; + *p = 0; + vtmp = strip_spaces(q); + if (!vtmp) { + X509V3err(X509V3_F_X509V3_PARSE_LIST, + X509V3_R_INVALID_NULL_VALUE); + goto err; + } + X509V3_add_value(ntmp, vtmp, &values); + ntmp = NULL; + q = p + 1; + } + + } + } + + if (state == HDR_VALUE) { + vtmp = strip_spaces(q); + if (!vtmp) { + X509V3err(X509V3_F_X509V3_PARSE_LIST, + X509V3_R_INVALID_NULL_VALUE); + goto err; + } + X509V3_add_value(ntmp, vtmp, &values); + } else { + ntmp = strip_spaces(q); + if (!ntmp) { + X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME); + goto err; + } + X509V3_add_value(ntmp, NULL, &values); + } + OPENSSL_free(linebuf); + return values; + + err: + OPENSSL_free(linebuf); + sk_CONF_VALUE_pop_free(values, X509V3_conf_free); + return NULL; } /* Delete leading and trailing spaces from a string */ static char *strip_spaces(char *name) { - char *p, *q; - /* Skip over leading spaces */ - p = name; - while(*p && isspace((unsigned char)*p)) p++; - if(!*p) return NULL; - q = p + strlen(p) - 1; - while((q != p) && isspace((unsigned char)*q)) q--; - if(p != q) q[1] = 0; - if(!*p) return NULL; - return p; + char *p, *q; + /* Skip over leading spaces */ + p = name; + while (*p && isspace((unsigned char)*p)) + p++; + if (!*p) + return NULL; + q = p + strlen(p) - 1; + while ((q != p) && isspace((unsigned char)*q)) + q--; + if (p != q) + q[1] = 0; + if (!*p) + return NULL; + return p; } -/* hex string utilities */ -/* Given a buffer of length 'len' return a Malloc'ed string with its - * hex representation +/* + * V2I name comparison function: returns zero if 'name' matches cmp or cmp.* */ -char *hex_to_string(unsigned char *buffer, long len) -{ - char *tmp, *q; - unsigned char *p; - int i; - static char hexdig[] = "0123456789ABCDEF"; - if(!buffer || !len) return NULL; - if(!(tmp = Malloc(len * 3 + 1))) { - X509V3err(X509V3_F_HEX_TO_STRING,ERR_R_MALLOC_FAILURE); - return NULL; - } - q = tmp; - for(i = 0, p = buffer; i < len; i++,p++) { - *q++ = hexdig[(*p >> 4) & 0xf]; - *q++ = hexdig[*p & 0xf]; - *q++ = ':'; - } - q[-1] = 0; - return tmp; -} - -/* Give a string of hex digits convert to - * a buffer +int name_cmp(const char *name, const char *cmp) +{ + int len, ret; + char c; + len = strlen(cmp); + if ((ret = strncmp(name, cmp, len))) + return ret; + c = name[len]; + if (!c || (c == '.')) + return 0; + return 1; +} + +static int sk_strcmp(const char *const *a, const char *const *b) +{ + return strcmp(*a, *b); +} + +STACK_OF(OPENSSL_STRING) *X509_get1_email(X509 *x) +{ + GENERAL_NAMES *gens; + STACK_OF(OPENSSL_STRING) *ret; + + gens = X509_get_ext_d2i(x, NID_subject_alt_name, NULL, NULL); + ret = get_email(X509_get_subject_name(x), gens); + sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free); + return ret; +} + +STACK_OF(OPENSSL_STRING) *X509_get1_ocsp(X509 *x) +{ + AUTHORITY_INFO_ACCESS *info; + STACK_OF(OPENSSL_STRING) *ret = NULL; + int i; + + info = X509_get_ext_d2i(x, NID_info_access, NULL, NULL); + if (!info) + return NULL; + for (i = 0; i < sk_ACCESS_DESCRIPTION_num(info); i++) { + ACCESS_DESCRIPTION *ad = sk_ACCESS_DESCRIPTION_value(info, i); + if (OBJ_obj2nid(ad->method) == NID_ad_OCSP) { + if (ad->location->type == GEN_URI) { + if (!append_ia5 + (&ret, ad->location->d.uniformResourceIdentifier)) + break; + } + } + } + AUTHORITY_INFO_ACCESS_free(info); + return ret; +} + +STACK_OF(OPENSSL_STRING) *X509_REQ_get1_email(X509_REQ *x) +{ + GENERAL_NAMES *gens; + STACK_OF(X509_EXTENSION) *exts; + STACK_OF(OPENSSL_STRING) *ret; + + exts = X509_REQ_get_extensions(x); + gens = X509V3_get_d2i(exts, NID_subject_alt_name, NULL, NULL); + ret = get_email(X509_REQ_get_subject_name(x), gens); + sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free); + sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); + return ret; +} + +static STACK_OF(OPENSSL_STRING) *get_email(X509_NAME *name, + GENERAL_NAMES *gens) +{ + STACK_OF(OPENSSL_STRING) *ret = NULL; + X509_NAME_ENTRY *ne; + ASN1_IA5STRING *email; + GENERAL_NAME *gen; + int i; + /* Now add any email address(es) to STACK */ + i = -1; + /* First supplied X509_NAME */ + while ((i = X509_NAME_get_index_by_NID(name, + NID_pkcs9_emailAddress, i)) >= 0) { + ne = X509_NAME_get_entry(name, i); + email = X509_NAME_ENTRY_get_data(ne); + if (!append_ia5(&ret, email)) + return NULL; + } + for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) { + gen = sk_GENERAL_NAME_value(gens, i); + if (gen->type != GEN_EMAIL) + continue; + if (!append_ia5(&ret, gen->d.ia5)) + return NULL; + } + return ret; +} + +static void str_free(OPENSSL_STRING str) +{ + OPENSSL_free(str); +} + +static int append_ia5(STACK_OF(OPENSSL_STRING) **sk, const ASN1_IA5STRING *email) +{ + char *emtmp; + /* First some sanity checks */ + if (email->type != V_ASN1_IA5STRING) + return 1; + if (!email->data || !email->length) + return 1; + if (*sk == NULL) + *sk = sk_OPENSSL_STRING_new(sk_strcmp); + if (*sk == NULL) + return 0; + /* Don't add duplicates */ + if (sk_OPENSSL_STRING_find(*sk, (char *)email->data) != -1) + return 1; + emtmp = OPENSSL_strdup((char *)email->data); + if (emtmp == NULL || !sk_OPENSSL_STRING_push(*sk, emtmp)) { + X509_email_free(*sk); + *sk = NULL; + return 0; + } + return 1; +} + +void X509_email_free(STACK_OF(OPENSSL_STRING) *sk) +{ + sk_OPENSSL_STRING_pop_free(sk, str_free); +} + +typedef int (*equal_fn) (const unsigned char *pattern, size_t pattern_len, + const unsigned char *subject, size_t subject_len, + unsigned int flags); + +/* Skip pattern prefix to match "wildcard" subject */ +static void skip_prefix(const unsigned char **p, size_t *plen, + size_t subject_len, + unsigned int flags) +{ + const unsigned char *pattern = *p; + size_t pattern_len = *plen; + + /* + * If subject starts with a leading '.' followed by more octets, and + * pattern is longer, compare just an equal-length suffix with the + * full subject (starting at the '.'), provided the prefix contains + * no NULs. + */ + if ((flags & _X509_CHECK_FLAG_DOT_SUBDOMAINS) == 0) + return; + + while (pattern_len > subject_len && *pattern) { + if ((flags & X509_CHECK_FLAG_SINGLE_LABEL_SUBDOMAINS) && + *pattern == '.') + break; + ++pattern; + --pattern_len; + } + + /* Skip if entire prefix acceptable */ + if (pattern_len == subject_len) { + *p = pattern; + *plen = pattern_len; + } +} + +/* Compare while ASCII ignoring case. */ +static int equal_nocase(const unsigned char *pattern, size_t pattern_len, + const unsigned char *subject, size_t subject_len, + unsigned int flags) +{ + skip_prefix(&pattern, &pattern_len, subject_len, flags); + if (pattern_len != subject_len) + return 0; + while (pattern_len) { + unsigned char l = *pattern; + unsigned char r = *subject; + /* The pattern must not contain NUL characters. */ + if (l == 0) + return 0; + if (l != r) { + if ('A' <= l && l <= 'Z') + l = (l - 'A') + 'a'; + if ('A' <= r && r <= 'Z') + r = (r - 'A') + 'a'; + if (l != r) + return 0; + } + ++pattern; + ++subject; + --pattern_len; + } + return 1; +} + +/* Compare using memcmp. */ +static int equal_case(const unsigned char *pattern, size_t pattern_len, + const unsigned char *subject, size_t subject_len, + unsigned int flags) +{ + skip_prefix(&pattern, &pattern_len, subject_len, flags); + if (pattern_len != subject_len) + return 0; + return !memcmp(pattern, subject, pattern_len); +} + +/* + * RFC 5280, section 7.5, requires that only the domain is compared in a + * case-insensitive manner. + */ +static int equal_email(const unsigned char *a, size_t a_len, + const unsigned char *b, size_t b_len, + unsigned int unused_flags) +{ + size_t i = a_len; + if (a_len != b_len) + return 0; + /* + * We search backwards for the '@' character, so that we do not have to + * deal with quoted local-parts. The domain part is compared in a + * case-insensitive manner. + */ + while (i > 0) { + --i; + if (a[i] == '@' || b[i] == '@') { + if (!equal_nocase(a + i, a_len - i, b + i, a_len - i, 0)) + return 0; + break; + } + } + if (i == 0) + i = a_len; + return equal_case(a, i, b, i, 0); +} + +/* + * Compare the prefix and suffix with the subject, and check that the + * characters in-between are valid. + */ +static int wildcard_match(const unsigned char *prefix, size_t prefix_len, + const unsigned char *suffix, size_t suffix_len, + const unsigned char *subject, size_t subject_len, + unsigned int flags) +{ + const unsigned char *wildcard_start; + const unsigned char *wildcard_end; + const unsigned char *p; + int allow_multi = 0; + int allow_idna = 0; + + if (subject_len < prefix_len + suffix_len) + return 0; + if (!equal_nocase(prefix, prefix_len, subject, prefix_len, flags)) + return 0; + wildcard_start = subject + prefix_len; + wildcard_end = subject + (subject_len - suffix_len); + if (!equal_nocase(wildcard_end, suffix_len, suffix, suffix_len, flags)) + return 0; + /* + * If the wildcard makes up the entire first label, it must match at + * least one character. + */ + if (prefix_len == 0 && *suffix == '.') { + if (wildcard_start == wildcard_end) + return 0; + allow_idna = 1; + if (flags & X509_CHECK_FLAG_MULTI_LABEL_WILDCARDS) + allow_multi = 1; + } + /* IDNA labels cannot match partial wildcards */ + if (!allow_idna && + subject_len >= 4 && strncasecmp((char *)subject, "xn--", 4) == 0) + return 0; + /* The wildcard may match a literal '*' */ + if (wildcard_end == wildcard_start + 1 && *wildcard_start == '*') + return 1; + /* + * Check that the part matched by the wildcard contains only + * permitted characters and only matches a single label unless + * allow_multi is set. + */ + for (p = wildcard_start; p != wildcard_end; ++p) + if (!(('0' <= *p && *p <= '9') || + ('A' <= *p && *p <= 'Z') || + ('a' <= *p && *p <= 'z') || + *p == '-' || (allow_multi && *p == '.'))) + return 0; + return 1; +} + +#define LABEL_START (1 << 0) +#define LABEL_END (1 << 1) +#define LABEL_HYPHEN (1 << 2) +#define LABEL_IDNA (1 << 3) + +static const unsigned char *valid_star(const unsigned char *p, size_t len, + unsigned int flags) +{ + const unsigned char *star = 0; + size_t i; + int state = LABEL_START; + int dots = 0; + for (i = 0; i < len; ++i) { + /* + * Locate first and only legal wildcard, either at the start + * or end of a non-IDNA first and not final label. + */ + if (p[i] == '*') { + int atstart = (state & LABEL_START); + int atend = (i == len - 1 || p[i + 1] == '.'); + /*- + * At most one wildcard per pattern. + * No wildcards in IDNA labels. + * No wildcards after the first label. + */ + if (star != NULL || (state & LABEL_IDNA) != 0 || dots) + return NULL; + /* Only full-label '*.example.com' wildcards? */ + if ((flags & X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS) + && (!atstart || !atend)) + return NULL; + /* No 'foo*bar' wildcards */ + if (!atstart && !atend) + return NULL; + star = &p[i]; + state &= ~LABEL_START; + } else if (('a' <= p[i] && p[i] <= 'z') + || ('A' <= p[i] && p[i] <= 'Z') + || ('0' <= p[i] && p[i] <= '9')) { + if ((state & LABEL_START) != 0 + && len - i >= 4 && strncasecmp((char *)&p[i], "xn--", 4) == 0) + state |= LABEL_IDNA; + state &= ~(LABEL_HYPHEN | LABEL_START); + } else if (p[i] == '.') { + if ((state & (LABEL_HYPHEN | LABEL_START)) != 0) + return NULL; + state = LABEL_START; + ++dots; + } else if (p[i] == '-') { + /* no domain/subdomain starts with '-' */ + if ((state & LABEL_START) != 0) + return NULL; + state |= LABEL_HYPHEN; + } else + return NULL; + } + + /* + * The final label must not end in a hyphen or ".", and + * there must be at least two dots after the star. + */ + if ((state & (LABEL_START | LABEL_HYPHEN)) != 0 || dots < 2) + return NULL; + return star; +} + +/* Compare using wildcards. */ +static int equal_wildcard(const unsigned char *pattern, size_t pattern_len, + const unsigned char *subject, size_t subject_len, + unsigned int flags) +{ + const unsigned char *star = NULL; + + /* + * Subject names starting with '.' can only match a wildcard pattern + * via a subject sub-domain pattern suffix match. + */ + if (!(subject_len > 1 && subject[0] == '.')) + star = valid_star(pattern, pattern_len, flags); + if (star == NULL) + return equal_nocase(pattern, pattern_len, + subject, subject_len, flags); + return wildcard_match(pattern, star - pattern, + star + 1, (pattern + pattern_len) - star - 1, + subject, subject_len, flags); +} + +/* + * Compare an ASN1_STRING to a supplied string. If they match return 1. If + * cmp_type > 0 only compare if string matches the type, otherwise convert it + * to UTF8. */ -unsigned char *string_to_hex(char *str, long *len) +static int do_check_string(ASN1_STRING *a, int cmp_type, equal_fn equal, + unsigned int flags, const char *b, size_t blen, + char **peername) { - unsigned char *hexbuf, *q; - unsigned char ch, cl, *p; - if(!str) { - X509V3err(X509V3_F_STRING_TO_HEX,X509V3_R_INVALID_NULL_ARGUMENT); - return NULL; - } - if(!(hexbuf = Malloc(strlen(str) >> 1))) goto err; - for(p = (unsigned char *)str, q = hexbuf; *p;) { - ch = *p++; - if(ch == ':') continue; - cl = *p++; - if(!cl) { - X509V3err(X509V3_F_STRING_TO_HEX,X509V3_R_ODD_NUMBER_OF_DIGITS); - Free(hexbuf); - return NULL; - } - if(isupper(ch)) ch = tolower(ch); - if(isupper(cl)) cl = tolower(cl); + int rv = 0; + + if (!a->data || !a->length) + return 0; + if (cmp_type > 0) { + if (cmp_type != a->type) + return 0; + if (cmp_type == V_ASN1_IA5STRING) + rv = equal(a->data, a->length, (unsigned char *)b, blen, flags); + else if (a->length == (int)blen && !memcmp(a->data, b, blen)) + rv = 1; + if (rv > 0 && peername) + *peername = OPENSSL_strndup((char *)a->data, a->length); + } else { + int astrlen; + unsigned char *astr; + astrlen = ASN1_STRING_to_UTF8(&astr, a); + if (astrlen < 0) { + /* + * -1 could be an internal malloc failure or a decoding error from + * malformed input; we can't distinguish. + */ + return -1; + } + rv = equal(astr, astrlen, (unsigned char *)b, blen, flags); + if (rv > 0 && peername) + *peername = OPENSSL_strndup((char *)astr, astrlen); + OPENSSL_free(astr); + } + return rv; +} + +static int do_x509_check(X509 *x, const char *chk, size_t chklen, + unsigned int flags, int check_type, char **peername) +{ + GENERAL_NAMES *gens = NULL; + X509_NAME *name = NULL; + int i; + int cnid = NID_undef; + int alt_type; + int san_present = 0; + int rv = 0; + equal_fn equal; + + /* See below, this flag is internal-only */ + flags &= ~_X509_CHECK_FLAG_DOT_SUBDOMAINS; + if (check_type == GEN_EMAIL) { + cnid = NID_pkcs9_emailAddress; + alt_type = V_ASN1_IA5STRING; + equal = equal_email; + } else if (check_type == GEN_DNS) { + cnid = NID_commonName; + /* Implicit client-side DNS sub-domain pattern */ + if (chklen > 1 && chk[0] == '.') + flags |= _X509_CHECK_FLAG_DOT_SUBDOMAINS; + alt_type = V_ASN1_IA5STRING; + if (flags & X509_CHECK_FLAG_NO_WILDCARDS) + equal = equal_nocase; + else + equal = equal_wildcard; + } else { + alt_type = V_ASN1_OCTET_STRING; + equal = equal_case; + } + + if (chklen == 0) + chklen = strlen(chk); - if((ch >= '0') && (ch <= '9')) ch -= '0'; - else if ((ch >= 'a') && (ch <= 'f')) ch -= 'a' - 10; - else goto badhex; + gens = X509_get_ext_d2i(x, NID_subject_alt_name, NULL, NULL); + if (gens) { + for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) { + GENERAL_NAME *gen; + ASN1_STRING *cstr; + gen = sk_GENERAL_NAME_value(gens, i); + if (gen->type != check_type) + continue; + san_present = 1; + if (check_type == GEN_EMAIL) + cstr = gen->d.rfc822Name; + else if (check_type == GEN_DNS) + cstr = gen->d.dNSName; + else + cstr = gen->d.iPAddress; + /* Positive on success, negative on error! */ + if ((rv = do_check_string(cstr, alt_type, equal, flags, + chk, chklen, peername)) != 0) + break; + } + GENERAL_NAMES_free(gens); + if (rv != 0) + return rv; + if (san_present && !(flags & X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT)) + return 0; + } - if((cl >= '0') && (cl <= '9')) cl -= '0'; - else if ((cl >= 'a') && (cl <= 'f')) cl -= 'a' - 10; - else goto badhex; + /* We're done if CN-ID is not pertinent */ + if (cnid == NID_undef || (flags & X509_CHECK_FLAG_NEVER_CHECK_SUBJECT)) + return 0; - *q++ = (ch << 4) | cl; - } + i = -1; + name = X509_get_subject_name(x); + while ((i = X509_NAME_get_index_by_NID(name, cnid, i)) >= 0) { + X509_NAME_ENTRY *ne; + ASN1_STRING *str; + ne = X509_NAME_get_entry(name, i); + str = X509_NAME_ENTRY_get_data(ne); + /* Positive on success, negative on error! */ + if ((rv = do_check_string(str, -1, equal, flags, + chk, chklen, peername)) != 0) + return rv; + } + return 0; +} - if(len) *len = q - hexbuf; +int X509_check_host(X509 *x, const char *chk, size_t chklen, + unsigned int flags, char **peername) +{ + if (chk == NULL) + return -2; + /* + * Embedded NULs are disallowed, except as the last character of a + * string of length 2 or more (tolerate caller including terminating + * NUL in string length). + */ + if (chklen == 0) + chklen = strlen(chk); + else if (memchr(chk, '\0', chklen > 1 ? chklen - 1 : chklen)) + return -2; + if (chklen > 1 && chk[chklen - 1] == '\0') + --chklen; + return do_x509_check(x, chk, chklen, flags, GEN_DNS, peername); +} - return hexbuf; +int X509_check_email(X509 *x, const char *chk, size_t chklen, + unsigned int flags) +{ + if (chk == NULL) + return -2; + /* + * Embedded NULs are disallowed, except as the last character of a + * string of length 2 or more (tolerate caller including terminating + * NUL in string length). + */ + if (chklen == 0) + chklen = strlen((char *)chk); + else if (memchr(chk, '\0', chklen > 1 ? chklen - 1 : chklen)) + return -2; + if (chklen > 1 && chk[chklen - 1] == '\0') + --chklen; + return do_x509_check(x, chk, chklen, flags, GEN_EMAIL, NULL); +} - err: - if(hexbuf) Free(hexbuf); - X509V3err(X509V3_F_STRING_TO_HEX,ERR_R_MALLOC_FAILURE); - return NULL; +int X509_check_ip(X509 *x, const unsigned char *chk, size_t chklen, + unsigned int flags) +{ + if (chk == NULL) + return -2; + return do_x509_check(x, (char *)chk, chklen, flags, GEN_IPADD, NULL); +} - badhex: - Free(hexbuf); - X509V3err(X509V3_F_STRING_TO_HEX,X509V3_R_ILLEGAL_HEX_DIGIT); - return NULL; +int X509_check_ip_asc(X509 *x, const char *ipasc, unsigned int flags) +{ + unsigned char ipout[16]; + size_t iplen; + if (ipasc == NULL) + return -2; + iplen = (size_t)a2i_ipadd(ipout, ipasc); + if (iplen == 0) + return -2; + return do_x509_check(x, (char *)ipout, iplen, flags, GEN_IPADD, NULL); } -/* V2I name comparison function: returns zero if 'name' matches - * cmp or cmp.* +/* + * Convert IP addresses both IPv4 and IPv6 into an OCTET STRING compatible + * with RFC3280. */ -int name_cmp(const char *name, const char *cmp) +ASN1_OCTET_STRING *a2i_IPADDRESS(const char *ipasc) { - int len, ret; - char c; - len = strlen(cmp); - if((ret = strncmp(name, cmp, len))) return ret; - c = name[len]; - if(!c || (c=='.')) return 0; - return 1; + unsigned char ipout[16]; + ASN1_OCTET_STRING *ret; + int iplen; + + /* If string contains a ':' assume IPv6 */ + + iplen = a2i_ipadd(ipout, ipasc); + + if (!iplen) + return NULL; + + ret = ASN1_OCTET_STRING_new(); + if (ret == NULL) + return NULL; + if (!ASN1_OCTET_STRING_set(ret, ipout, iplen)) { + ASN1_OCTET_STRING_free(ret); + return NULL; + } + return ret; +} + +ASN1_OCTET_STRING *a2i_IPADDRESS_NC(const char *ipasc) +{ + ASN1_OCTET_STRING *ret = NULL; + unsigned char ipout[32]; + char *iptmp = NULL, *p; + int iplen1, iplen2; + p = strchr(ipasc, '/'); + if (!p) + return NULL; + iptmp = OPENSSL_strdup(ipasc); + if (!iptmp) + return NULL; + p = iptmp + (p - ipasc); + *p++ = 0; + + iplen1 = a2i_ipadd(ipout, iptmp); + + if (!iplen1) + goto err; + + iplen2 = a2i_ipadd(ipout + iplen1, p); + + OPENSSL_free(iptmp); + iptmp = NULL; + + if (!iplen2 || (iplen1 != iplen2)) + goto err; + + ret = ASN1_OCTET_STRING_new(); + if (ret == NULL) + goto err; + if (!ASN1_OCTET_STRING_set(ret, ipout, iplen1 + iplen2)) + goto err; + + return ret; + + err: + OPENSSL_free(iptmp); + ASN1_OCTET_STRING_free(ret); + return NULL; +} + +int a2i_ipadd(unsigned char *ipout, const char *ipasc) +{ + /* If string contains a ':' assume IPv6 */ + + if (strchr(ipasc, ':')) { + if (!ipv6_from_asc(ipout, ipasc)) + return 0; + return 16; + } else { + if (!ipv4_from_asc(ipout, ipasc)) + return 0; + return 4; + } +} + +static int ipv4_from_asc(unsigned char *v4, const char *in) +{ + int a0, a1, a2, a3; + if (sscanf(in, "%d.%d.%d.%d", &a0, &a1, &a2, &a3) != 4) + return 0; + if ((a0 < 0) || (a0 > 255) || (a1 < 0) || (a1 > 255) + || (a2 < 0) || (a2 > 255) || (a3 < 0) || (a3 > 255)) + return 0; + v4[0] = a0; + v4[1] = a1; + v4[2] = a2; + v4[3] = a3; + return 1; +} + +typedef struct { + /* Temporary store for IPV6 output */ + unsigned char tmp[16]; + /* Total number of bytes in tmp */ + int total; + /* The position of a zero (corresponding to '::') */ + int zero_pos; + /* Number of zeroes */ + int zero_cnt; +} IPV6_STAT; + +static int ipv6_from_asc(unsigned char *v6, const char *in) +{ + IPV6_STAT v6stat; + v6stat.total = 0; + v6stat.zero_pos = -1; + v6stat.zero_cnt = 0; + /* + * Treat the IPv6 representation as a list of values separated by ':'. + * The presence of a '::' will parse as one, two or three zero length + * elements. + */ + if (!CONF_parse_list(in, ':', 0, ipv6_cb, &v6stat)) + return 0; + + /* Now for some sanity checks */ + + if (v6stat.zero_pos == -1) { + /* If no '::' must have exactly 16 bytes */ + if (v6stat.total != 16) + return 0; + } else { + /* If '::' must have less than 16 bytes */ + if (v6stat.total == 16) + return 0; + /* More than three zeroes is an error */ + if (v6stat.zero_cnt > 3) + return 0; + /* Can only have three zeroes if nothing else present */ + else if (v6stat.zero_cnt == 3) { + if (v6stat.total > 0) + return 0; + } + /* Can only have two zeroes if at start or end */ + else if (v6stat.zero_cnt == 2) { + if ((v6stat.zero_pos != 0) + && (v6stat.zero_pos != v6stat.total)) + return 0; + } else + /* Can only have one zero if *not* start or end */ + { + if ((v6stat.zero_pos == 0) + || (v6stat.zero_pos == v6stat.total)) + return 0; + } + } + + /* Format result */ + + if (v6stat.zero_pos >= 0) { + /* Copy initial part */ + memcpy(v6, v6stat.tmp, v6stat.zero_pos); + /* Zero middle */ + memset(v6 + v6stat.zero_pos, 0, 16 - v6stat.total); + /* Copy final part */ + if (v6stat.total != v6stat.zero_pos) + memcpy(v6 + v6stat.zero_pos + 16 - v6stat.total, + v6stat.tmp + v6stat.zero_pos, + v6stat.total - v6stat.zero_pos); + } else + memcpy(v6, v6stat.tmp, 16); + + return 1; +} + +static int ipv6_cb(const char *elem, int len, void *usr) +{ + IPV6_STAT *s = usr; + /* Error if 16 bytes written */ + if (s->total == 16) + return 0; + if (len == 0) { + /* Zero length element, corresponds to '::' */ + if (s->zero_pos == -1) + s->zero_pos = s->total; + /* If we've already got a :: its an error */ + else if (s->zero_pos != s->total) + return 0; + s->zero_cnt++; + } else { + /* If more than 4 characters could be final a.b.c.d form */ + if (len > 4) { + /* Need at least 4 bytes left */ + if (s->total > 12) + return 0; + /* Must be end of string */ + if (elem[len]) + return 0; + if (!ipv4_from_asc(s->tmp + s->total, elem)) + return 0; + s->total += 4; + } else { + if (!ipv6_hex(s->tmp + s->total, elem, len)) + return 0; + s->total += 2; + } + } + return 1; +} + +/* + * Convert a string of up to 4 hex digits into the corresponding IPv6 form. + */ + +static int ipv6_hex(unsigned char *out, const char *in, int inlen) +{ + unsigned char c; + unsigned int num = 0; + int x; + + if (inlen > 4) + return 0; + while (inlen--) { + c = *in++; + num <<= 4; + x = OPENSSL_hexchar2int(c); + if (x < 0) + return 0; + num |= (char)x; + } + out[0] = num >> 8; + out[1] = num & 0xff; + return 1; +} + +int X509V3_NAME_from_section(X509_NAME *nm, STACK_OF(CONF_VALUE) *dn_sk, + unsigned long chtype) +{ + CONF_VALUE *v; + int i, mval, spec_char, plus_char; + char *p, *type; + if (!nm) + return 0; + + for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++) { + v = sk_CONF_VALUE_value(dn_sk, i); + type = v->name; + /* + * Skip past any leading X. X: X, etc to allow for multiple instances + */ + for (p = type; *p; p++) { +#ifndef CHARSET_EBCDIC + spec_char = ((*p == ':') || (*p == ',') || (*p == '.')); +#else + spec_char = ((*p == os_toascii[':']) || (*p == os_toascii[',']) + || (*p == os_toascii['.'])); +#endif + if (spec_char) { + p++; + if (*p) + type = p; + break; + } + } +#ifndef CHARSET_EBCDIC + plus_char = (*type == '+'); +#else + plus_char = (*type == os_toascii['+']); +#endif + if (plus_char) { + mval = -1; + type++; + } else + mval = 0; + if (!X509_NAME_add_entry_by_txt(nm, type, chtype, + (unsigned char *)v->value, -1, -1, + mval)) + return 0; + + } + return 1; }