diff options
Diffstat (limited to 'lib/libssl/src/crypto/asn1/a_object.c')
| -rw-r--r-- | lib/libssl/src/crypto/asn1/a_object.c | 410 |
1 files changed, 0 insertions, 410 deletions
diff --git a/lib/libssl/src/crypto/asn1/a_object.c b/lib/libssl/src/crypto/asn1/a_object.c deleted file mode 100644 index 5bf450d0e18..00000000000 --- a/lib/libssl/src/crypto/asn1/a_object.c +++ /dev/null @@ -1,410 +0,0 @@ -/* $OpenBSD: a_object.c,v 1.26 2016/03/17 03:51:49 beck Exp $ */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * 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 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 acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS 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 AUTHOR OR 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. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include <limits.h> -#include <stdio.h> -#include <string.h> - -#include <openssl/asn1.h> -#include <openssl/bn.h> -#include <openssl/err.h> -#include <openssl/buffer.h> -#include <openssl/objects.h> - -int -i2d_ASN1_OBJECT(ASN1_OBJECT *a, unsigned char **pp) -{ - unsigned char *p; - int objsize; - - if ((a == NULL) || (a->data == NULL)) - return (0); - - objsize = ASN1_object_size(0, a->length, V_ASN1_OBJECT); - if (pp == NULL) - return objsize; - - p = *pp; - ASN1_put_object(&p, 0, a->length, V_ASN1_OBJECT, V_ASN1_UNIVERSAL); - memcpy(p, a->data, a->length); - p += a->length; - - *pp = p; - return (objsize); -} - -int -a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num) -{ - int i, first, len = 0, c, use_bn; - char ftmp[24], *tmp = ftmp; - int tmpsize = sizeof ftmp; - const char *p; - unsigned long l; - BIGNUM *bl = NULL; - - if (num == 0) - return (0); - else if (num == -1) - num = strlen(buf); - - p = buf; - c = *(p++); - num--; - if ((c >= '0') && (c <= '2')) { - first= c-'0'; - } else { - ASN1err(ASN1_F_A2D_ASN1_OBJECT, ASN1_R_FIRST_NUM_TOO_LARGE); - goto err; - } - - if (num <= 0) { - ASN1err(ASN1_F_A2D_ASN1_OBJECT, ASN1_R_MISSING_SECOND_NUMBER); - goto err; - } - c = *(p++); - num--; - for (;;) { - if (num <= 0) - break; - if ((c != '.') && (c != ' ')) { - ASN1err(ASN1_F_A2D_ASN1_OBJECT, - ASN1_R_INVALID_SEPARATOR); - goto err; - } - l = 0; - use_bn = 0; - for (;;) { - if (num <= 0) - break; - num--; - c = *(p++); - if ((c == ' ') || (c == '.')) - break; - if ((c < '0') || (c > '9')) { - ASN1err(ASN1_F_A2D_ASN1_OBJECT, - ASN1_R_INVALID_DIGIT); - goto err; - } - if (!use_bn && l >= ((ULONG_MAX - 80) / 10L)) { - use_bn = 1; - if (!bl) - bl = BN_new(); - if (!bl || !BN_set_word(bl, l)) - goto err; - } - if (use_bn) { - if (!BN_mul_word(bl, 10L) || - !BN_add_word(bl, c-'0')) - goto err; - } else - l = l * 10L + (long)(c - '0'); - } - if (len == 0) { - if ((first < 2) && (l >= 40)) { - ASN1err(ASN1_F_A2D_ASN1_OBJECT, - ASN1_R_SECOND_NUMBER_TOO_LARGE); - goto err; - } - if (use_bn) { - if (!BN_add_word(bl, first * 40)) - goto err; - } else - l += (long)first * 40; - } - i = 0; - if (use_bn) { - int blsize; - blsize = BN_num_bits(bl); - blsize = (blsize + 6) / 7; - if (blsize > tmpsize) { - if (tmp != ftmp) - free(tmp); - tmpsize = blsize + 32; - tmp = malloc(tmpsize); - if (!tmp) - goto err; - } - while (blsize--) - tmp[i++] = (unsigned char)BN_div_word(bl, 0x80L); - } else { - - for (;;) { - tmp[i++] = (unsigned char)l & 0x7f; - l >>= 7L; - if (l == 0L) - break; - } - - } - if (out != NULL) { - if (len + i > olen) { - ASN1err(ASN1_F_A2D_ASN1_OBJECT, - ASN1_R_BUFFER_TOO_SMALL); - goto err; - } - while (--i > 0) - out[len++] = tmp[i]|0x80; - out[len++] = tmp[0]; - } else - len += i; - } - if (tmp != ftmp) - free(tmp); - BN_free(bl); - return (len); - -err: - if (tmp != ftmp) - free(tmp); - BN_free(bl); - return (0); -} - -int -i2t_ASN1_OBJECT(char *buf, int buf_len, ASN1_OBJECT *a) -{ - return OBJ_obj2txt(buf, buf_len, a, 0); -} - -int -i2a_ASN1_OBJECT(BIO *bp, ASN1_OBJECT *a) -{ - char *tmp = NULL; - size_t tlen = 256; - int i = -1; - - if ((a == NULL) || (a->data == NULL)) - return(BIO_write(bp, "NULL", 4)); - if ((tmp = malloc(tlen)) == NULL) - return -1; - i = i2t_ASN1_OBJECT(tmp, tlen, a); - if (i > (int)(tlen - 1)) { - explicit_bzero(tmp, tlen); - free(tmp); - if ((tmp = malloc(i + 1)) == NULL) - return -1; - tlen = i + 1; - i = i2t_ASN1_OBJECT(tmp, tlen, a); - } - if (i <= 0) - i = BIO_write(bp, "<INVALID>", 9); - else - i = BIO_write(bp, tmp, i); - explicit_bzero(tmp, tlen); - free(tmp); - return (i); -} - -ASN1_OBJECT * -d2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp, long length) -{ - const unsigned char *p; - long len; - int tag, xclass; - int inf, i; - ASN1_OBJECT *ret = NULL; - - p = *pp; - inf = ASN1_get_object(&p, &len, &tag, &xclass, length); - if (inf & 0x80) { - i = ASN1_R_BAD_OBJECT_HEADER; - goto err; - } - - if (tag != V_ASN1_OBJECT) { - i = ASN1_R_EXPECTING_AN_OBJECT; - goto err; - } - ret = c2i_ASN1_OBJECT(a, &p, len); - if (ret) - *pp = p; - return ret; - -err: - ASN1err(ASN1_F_D2I_ASN1_OBJECT, i); - return (NULL); -} - -ASN1_OBJECT * -c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp, long len) -{ - ASN1_OBJECT *ret = NULL; - const unsigned char *p; - unsigned char *data; - int i, length; - - /* - * Sanity check OID encoding: - * - need at least one content octet - * - MSB must be clear in the last octet - * - can't have leading 0x80 in subidentifiers, see: X.690 8.19.2 - */ - if (len <= 0 || len > INT_MAX || pp == NULL || (p = *pp) == NULL || - p[len - 1] & 0x80) { - ASN1err(ASN1_F_C2I_ASN1_OBJECT, ASN1_R_INVALID_OBJECT_ENCODING); - return (NULL); - } - - /* Now 0 < len <= INT_MAX, so the cast is safe. */ - length = (int)len; - for (i = 0; i < length; i++, p++) { - if (*p == 0x80 && (!i || !(p[-1] & 0x80))) { - ASN1err(ASN1_F_C2I_ASN1_OBJECT, - ASN1_R_INVALID_OBJECT_ENCODING); - return NULL; - } - } - - /* only the ASN1_OBJECTs from the 'table' will have values - * for ->sn or ->ln */ - if ((a == NULL) || ((*a) == NULL) || - !((*a)->flags & ASN1_OBJECT_FLAG_DYNAMIC)) { - if ((ret = ASN1_OBJECT_new()) == NULL) - return (NULL); - } else - ret = (*a); - - p = *pp; - /* detach data from object */ - data = (unsigned char *)ret->data; - if (data != NULL) - explicit_bzero(data, ret->length); - free(data); - data = malloc(length); - if (data == NULL) { - i = ERR_R_MALLOC_FAILURE; - goto err; - } - ret->flags |= ASN1_OBJECT_FLAG_DYNAMIC_DATA; - memcpy(data, p, length); - /* reattach data to object, after which it remains const */ - ret->data = data; - ret->length = length; - ret->sn = NULL; - ret->ln = NULL; - /* ret->flags=ASN1_OBJECT_FLAG_DYNAMIC; we know it is dynamic */ - p += length; - - if (a != NULL) - (*a) = ret; - *pp = p; - return (ret); - -err: - ASN1err(ASN1_F_C2I_ASN1_OBJECT, i); - if ((ret != NULL) && ((a == NULL) || (*a != ret))) - ASN1_OBJECT_free(ret); - return (NULL); -} - -ASN1_OBJECT * -ASN1_OBJECT_new(void) -{ - ASN1_OBJECT *ret; - - ret = malloc(sizeof(ASN1_OBJECT)); - if (ret == NULL) { - ASN1err(ASN1_F_ASN1_OBJECT_NEW, ERR_R_MALLOC_FAILURE); - return (NULL); - } - ret->length = 0; - ret->data = NULL; - ret->nid = 0; - ret->sn = NULL; - ret->ln = NULL; - ret->flags = ASN1_OBJECT_FLAG_DYNAMIC; - return (ret); -} - -void -ASN1_OBJECT_free(ASN1_OBJECT *a) -{ - if (a == NULL) - return; - if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_STRINGS) { - free((void *)a->sn); - free((void *)a->ln); - a->sn = a->ln = NULL; - } - if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_DATA) { - if (a->data != NULL) - explicit_bzero((void *)a->data, a->length); - free((void *)a->data); - a->data = NULL; - a->length = 0; - } - if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC) - free(a); -} - -ASN1_OBJECT * -ASN1_OBJECT_create(int nid, unsigned char *data, int len, - const char *sn, const char *ln) -{ - ASN1_OBJECT o; - - o.sn = sn; - o.ln = ln; - o.data = data; - o.nid = nid; - o.length = len; - o.flags = ASN1_OBJECT_FLAG_DYNAMIC | ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | - ASN1_OBJECT_FLAG_DYNAMIC_DATA; - return (OBJ_dup(&o)); -} |