+++ /dev/null
-/* crypto/asn1/a_set.c */
-/* 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 <stdio.h>
-#include "cryptlib.h"
-#include <openssl/asn1_mac.h>
-
-#ifndef NO_ASN1_OLD
-
-typedef struct
- {
- unsigned char *pbData;
- int cbData;
- } MYBLOB;
-
-/* SetBlobCmp
- * This function compares two elements of SET_OF block
- */
-static int SetBlobCmp(const void *elem1, const void *elem2 )
- {
- const MYBLOB *b1 = (const MYBLOB *)elem1;
- const MYBLOB *b2 = (const MYBLOB *)elem2;
- int r;
-
- r = memcmp(b1->pbData, b2->pbData,
- b1->cbData < b2->cbData ? b1->cbData : b2->cbData);
- if(r != 0)
- return r;
- return b1->cbData-b2->cbData;
- }
-
-/* int is_set: if TRUE, then sort the contents (i.e. it isn't a SEQUENCE) */
-int i2d_ASN1_SET(STACK *a, unsigned char **pp, int (*func)(), int ex_tag,
- int ex_class, int is_set)
- {
- int ret=0,r;
- int i;
- unsigned char *p;
- unsigned char *pStart, *pTempMem;
- MYBLOB *rgSetBlob;
- int totSize;
-
- if (a == NULL) return(0);
- for (i=sk_num(a)-1; i>=0; i--)
- ret+=func(sk_value(a,i),NULL);
- r=ASN1_object_size(1,ret,ex_tag);
- if (pp == NULL) return(r);
-
- p= *pp;
- ASN1_put_object(&p,1,ret,ex_tag,ex_class);
-
-/* Modified by gp@nsj.co.jp */
- /* And then again by Ben */
- /* And again by Steve */
-
- if(!is_set || (sk_num(a) < 2))
- {
- for (i=0; i<sk_num(a); i++)
- func(sk_value(a,i),&p);
-
- *pp=p;
- return(r);
- }
-
- pStart = p; /* Catch the beg of Setblobs*/
- /* In this array we will store the SET blobs */
- rgSetBlob = (MYBLOB *)OPENSSL_malloc(sk_num(a) * sizeof(MYBLOB));
- if (rgSetBlob == NULL)
- {
- ASN1err(ASN1_F_I2D_ASN1_SET,ERR_R_MALLOC_FAILURE);
- return(0);
- }
-
- for (i=0; i<sk_num(a); i++)
- {
- rgSetBlob[i].pbData = p; /* catch each set encode blob */
- func(sk_value(a,i),&p);
- rgSetBlob[i].cbData = p - rgSetBlob[i].pbData; /* Length of this
-SetBlob
-*/
- }
- *pp=p;
- totSize = p - pStart; /* This is the total size of all set blobs */
-
- /* Now we have to sort the blobs. I am using a simple algo.
- *Sort ptrs *Copy to temp-mem *Copy from temp-mem to user-mem*/
- qsort( rgSetBlob, sk_num(a), sizeof(MYBLOB), SetBlobCmp);
- if (!(pTempMem = OPENSSL_malloc(totSize)))
- {
- ASN1err(ASN1_F_I2D_ASN1_SET,ERR_R_MALLOC_FAILURE);
- return(0);
- }
-
-/* Copy to temp mem */
- p = pTempMem;
- for(i=0; i<sk_num(a); ++i)
- {
- memcpy(p, rgSetBlob[i].pbData, rgSetBlob[i].cbData);
- p += rgSetBlob[i].cbData;
- }
-
-/* Copy back to user mem*/
- memcpy(pStart, pTempMem, totSize);
- OPENSSL_free(pTempMem);
- OPENSSL_free(rgSetBlob);
-
- return(r);
- }
-
-STACK *d2i_ASN1_SET(STACK **a, unsigned char **pp, long length,
- char *(*func)(), void (*free_func)(void *), int ex_tag, int ex_class)
- {
- ASN1_CTX c;
- STACK *ret=NULL;
-
- if ((a == NULL) || ((*a) == NULL))
- {
- if ((ret=sk_new_null()) == NULL)
- {
- ASN1err(ASN1_F_D2I_ASN1_SET,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- }
- else
- ret=(*a);
-
- c.p= *pp;
- c.max=(length == 0)?0:(c.p+length);
-
- c.inf=ASN1_get_object(&c.p,&c.slen,&c.tag,&c.xclass,c.max-c.p);
- if (c.inf & 0x80) goto err;
- if (ex_class != c.xclass)
- {
- ASN1err(ASN1_F_D2I_ASN1_SET,ASN1_R_BAD_CLASS);
- goto err;
- }
- if (ex_tag != c.tag)
- {
- ASN1err(ASN1_F_D2I_ASN1_SET,ASN1_R_BAD_TAG);
- goto err;
- }
- if ((c.slen+c.p) > c.max)
- {
- ASN1err(ASN1_F_D2I_ASN1_SET,ASN1_R_LENGTH_ERROR);
- goto err;
- }
- /* check for infinite constructed - it can be as long
- * as the amount of data passed to us */
- if (c.inf == (V_ASN1_CONSTRUCTED+1))
- c.slen=length+ *pp-c.p;
- c.max=c.p+c.slen;
-
- while (c.p < c.max)
- {
- char *s;
-
- if (M_ASN1_D2I_end_sequence()) break;
- if ((s=func(NULL,&c.p,c.slen,c.max-c.p)) == NULL)
- {
- ASN1err(ASN1_F_D2I_ASN1_SET,ASN1_R_ERROR_PARSING_SET_ELEMENT);
- asn1_add_error(*pp,(int)(c.q- *pp));
- goto err;
- }
- if (!sk_push(ret,s)) goto err;
- }
- if (a != NULL) (*a)=ret;
- *pp=c.p;
- return(ret);
-err:
- if ((ret != NULL) && ((a == NULL) || (*a != ret)))
- {
- if (free_func != NULL)
- sk_pop_free(ret,free_func);
- else
- sk_free(ret);
- }
- return(NULL);
- }
-
-#endif
projects / bcm963xx.git / blobdiff