diff options
Diffstat (limited to 'crypto/asn1/a_strnid.c')
| -rw-r--r-- | crypto/asn1/a_strnid.c | 250 |
1 files changed, 77 insertions, 173 deletions
diff --git a/crypto/asn1/a_strnid.c b/crypto/asn1/a_strnid.c index 99ffe7378735..f19a9de647b1 100644 --- a/crypto/asn1/a_strnid.c +++ b/crypto/asn1/a_strnid.c @@ -1,65 +1,14 @@ -/* a_strnid.c */ /* - * Written by Dr Stephen N Henson (steve@openssl.org) 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 1999-2018 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 */ #include <stdio.h> -#include <ctype.h> -#include "cryptlib.h" +#include "internal/cryptlib.h" #include <openssl/asn1.h> #include <openssl/objects.h> @@ -100,19 +49,20 @@ int ASN1_STRING_set_default_mask_asc(const char *p) { unsigned long mask; char *end; - if (!strncmp(p, "MASK:", 5)) { + + if (strncmp(p, "MASK:", 5) == 0) { if (!p[5]) return 0; mask = strtoul(p + 5, &end, 0); if (*end) return 0; - } else if (!strcmp(p, "nombstr")) + } else if (strcmp(p, "nombstr") == 0) mask = ~((unsigned long)(B_ASN1_BMPSTRING | B_ASN1_UTF8STRING)); - else if (!strcmp(p, "pkix")) + else if (strcmp(p, "pkix") == 0) mask = ~((unsigned long)B_ASN1_T61STRING); - else if (!strcmp(p, "utf8only")) + else if (strcmp(p, "utf8only") == 0) mask = B_ASN1_UTF8STRING; - else if (!strcmp(p, "default")) + else if (strcmp(p, "default") == 0) mask = 0xFFFFFFFFL; else return 0; @@ -134,19 +84,20 @@ ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out, ASN1_STRING *str = NULL; unsigned long mask; int ret; - if (!out) + + if (out == NULL) out = &str; tbl = ASN1_STRING_TABLE_get(nid); - if (tbl) { + if (tbl != NULL) { mask = tbl->mask; if (!(tbl->flags & STABLE_NO_MASK)) mask &= global_mask; ret = ASN1_mbstring_ncopy(out, in, inlen, inform, mask, tbl->minsize, tbl->maxsize); - } else - ret = - ASN1_mbstring_copy(out, in, inlen, inform, - DIRSTRING_TYPE & global_mask); + } else { + ret = ASN1_mbstring_copy(out, in, inlen, inform, + DIRSTRING_TYPE & global_mask); + } if (ret <= 0) return NULL; return *out; @@ -156,45 +107,7 @@ ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out, * Now the tables and helper functions for the string table: */ -/* size limits: this stuff is taken straight from RFC3280 */ - -#define ub_name 32768 -#define ub_common_name 64 -#define ub_locality_name 128 -#define ub_state_name 128 -#define ub_organization_name 64 -#define ub_organization_unit_name 64 -#define ub_title 64 -#define ub_email_address 128 -#define ub_serial_number 64 - -/* This table must be kept in NID order */ - -static const ASN1_STRING_TABLE tbl_standard[] = { - {NID_commonName, 1, ub_common_name, DIRSTRING_TYPE, 0}, - {NID_countryName, 2, 2, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, - {NID_localityName, 1, ub_locality_name, DIRSTRING_TYPE, 0}, - {NID_stateOrProvinceName, 1, ub_state_name, DIRSTRING_TYPE, 0}, - {NID_organizationName, 1, ub_organization_name, DIRSTRING_TYPE, 0}, - {NID_organizationalUnitName, 1, ub_organization_unit_name, DIRSTRING_TYPE, - 0}, - {NID_pkcs9_emailAddress, 1, ub_email_address, B_ASN1_IA5STRING, - STABLE_NO_MASK}, - {NID_pkcs9_unstructuredName, 1, -1, PKCS9STRING_TYPE, 0}, - {NID_pkcs9_challengePassword, 1, -1, PKCS9STRING_TYPE, 0}, - {NID_pkcs9_unstructuredAddress, 1, -1, DIRSTRING_TYPE, 0}, - {NID_givenName, 1, ub_name, DIRSTRING_TYPE, 0}, - {NID_surname, 1, ub_name, DIRSTRING_TYPE, 0}, - {NID_initials, 1, ub_name, DIRSTRING_TYPE, 0}, - {NID_serialNumber, 1, ub_serial_number, B_ASN1_PRINTABLESTRING, - STABLE_NO_MASK}, - {NID_friendlyName, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK}, - {NID_name, 1, ub_name, DIRSTRING_TYPE, 0}, - {NID_dnQualifier, -1, -1, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, - {NID_domainComponent, 1, -1, B_ASN1_IA5STRING, STABLE_NO_MASK}, - {NID_ms_csp_name, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK}, - {NID_jurisdictionCountryName, 2, 2, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK} -}; +#include "tbl_standard.h" static int sk_table_cmp(const ASN1_STRING_TABLE *const *a, const ASN1_STRING_TABLE *const *b) @@ -214,20 +127,56 @@ IMPLEMENT_OBJ_BSEARCH_CMP_FN(ASN1_STRING_TABLE, ASN1_STRING_TABLE, table); ASN1_STRING_TABLE *ASN1_STRING_TABLE_get(int nid) { int idx; - ASN1_STRING_TABLE *ttmp; ASN1_STRING_TABLE fnd; + fnd.nid = nid; - ttmp = OBJ_bsearch_table(&fnd, tbl_standard, - sizeof(tbl_standard) / - sizeof(ASN1_STRING_TABLE)); - if (ttmp) - return ttmp; - if (!stable) + if (stable) { + idx = sk_ASN1_STRING_TABLE_find(stable, &fnd); + if (idx >= 0) + return sk_ASN1_STRING_TABLE_value(stable, idx); + } + return OBJ_bsearch_table(&fnd, tbl_standard, OSSL_NELEM(tbl_standard)); +} + +/* + * Return a string table pointer which can be modified: either directly from + * table or a copy of an internal value added to the table. + */ + +static ASN1_STRING_TABLE *stable_get(int nid) +{ + ASN1_STRING_TABLE *tmp, *rv; + + /* Always need a string table so allocate one if NULL */ + if (stable == NULL) { + stable = sk_ASN1_STRING_TABLE_new(sk_table_cmp); + if (stable == NULL) + return NULL; + } + tmp = ASN1_STRING_TABLE_get(nid); + if (tmp != NULL && tmp->flags & STABLE_FLAGS_MALLOC) + return tmp; + if ((rv = OPENSSL_zalloc(sizeof(*rv))) == NULL) { + ASN1err(ASN1_F_STABLE_GET, ERR_R_MALLOC_FAILURE); return NULL; - idx = sk_ASN1_STRING_TABLE_find(stable, &fnd); - if (idx < 0) + } + if (!sk_ASN1_STRING_TABLE_push(stable, rv)) { + OPENSSL_free(rv); return NULL; - return sk_ASN1_STRING_TABLE_value(stable, idx); + } + if (tmp != NULL) { + rv->nid = tmp->nid; + rv->minsize = tmp->minsize; + rv->maxsize = tmp->maxsize; + rv->mask = tmp->mask; + rv->flags = tmp->flags | STABLE_FLAGS_MALLOC; + } else { + rv->nid = nid; + rv->minsize = -1; + rv->maxsize = -1; + rv->flags = STABLE_FLAGS_MALLOC; + } + return rv; } int ASN1_STRING_TABLE_add(int nid, @@ -235,41 +184,29 @@ int ASN1_STRING_TABLE_add(int nid, unsigned long flags) { ASN1_STRING_TABLE *tmp; - char new_nid = 0; - flags &= ~STABLE_FLAGS_MALLOC; - if (!stable) - stable = sk_ASN1_STRING_TABLE_new(sk_table_cmp); - if (!stable) { + + tmp = stable_get(nid); + if (tmp == NULL) { ASN1err(ASN1_F_ASN1_STRING_TABLE_ADD, ERR_R_MALLOC_FAILURE); return 0; } - if (!(tmp = ASN1_STRING_TABLE_get(nid))) { - tmp = OPENSSL_malloc(sizeof(ASN1_STRING_TABLE)); - if (!tmp) { - ASN1err(ASN1_F_ASN1_STRING_TABLE_ADD, ERR_R_MALLOC_FAILURE); - return 0; - } - tmp->flags = flags | STABLE_FLAGS_MALLOC; - tmp->nid = nid; - tmp->minsize = tmp->maxsize = -1; - new_nid = 1; - } else - tmp->flags = (tmp->flags & STABLE_FLAGS_MALLOC) | flags; - if (minsize != -1) + if (minsize >= 0) tmp->minsize = minsize; - if (maxsize != -1) + if (maxsize >= 0) tmp->maxsize = maxsize; - tmp->mask = mask; - if (new_nid) - sk_ASN1_STRING_TABLE_push(stable, tmp); + if (mask) + tmp->mask = mask; + if (flags) + tmp->flags = STABLE_FLAGS_MALLOC | flags; return 1; } void ASN1_STRING_TABLE_cleanup(void) { STACK_OF(ASN1_STRING_TABLE) *tmp; + tmp = stable; - if (!tmp) + if (tmp == NULL) return; stable = NULL; sk_ASN1_STRING_TABLE_pop_free(tmp, st_free); @@ -280,36 +217,3 @@ static void st_free(ASN1_STRING_TABLE *tbl) if (tbl->flags & STABLE_FLAGS_MALLOC) OPENSSL_free(tbl); } - - -IMPLEMENT_STACK_OF(ASN1_STRING_TABLE) - -#ifdef STRING_TABLE_TEST - -main() -{ - ASN1_STRING_TABLE *tmp; - int i, last_nid = -1; - - for (tmp = tbl_standard, i = 0; - i < sizeof(tbl_standard) / sizeof(ASN1_STRING_TABLE); i++, tmp++) { - if (tmp->nid < last_nid) { - last_nid = 0; - break; - } - last_nid = tmp->nid; - } - - if (last_nid != 0) { - printf("Table order OK\n"); - exit(0); - } - - for (tmp = tbl_standard, i = 0; - i < sizeof(tbl_standard) / sizeof(ASN1_STRING_TABLE); i++, tmp++) - printf("Index %d, NID %d, Name=%s\n", i, tmp->nid, - OBJ_nid2ln(tmp->nid)); - -} - -#endif |