-/* crypto/asn1/evp_asn1.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:
* 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
+ * 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
* 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
*/
#include <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
#include <openssl/asn1.h>
-#include <openssl/asn1_mac.h>
+#include <openssl/asn1t.h>
int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len)
- {
- ASN1_STRING *os;
-
- if ((os=ASN1_OCTET_STRING_new()) == NULL) return(0);
- if (!ASN1_OCTET_STRING_set(os,data,len)) return(0);
- ASN1_TYPE_set(a,V_ASN1_OCTET_STRING,os);
- return(1);
- }
+{
+ ASN1_STRING *os;
+
+ if ((os = ASN1_OCTET_STRING_new()) == NULL)
+ return (0);
+ if (!ASN1_OCTET_STRING_set(os, data, len)) {
+ ASN1_OCTET_STRING_free(os);
+ return 0;
+ }
+ ASN1_TYPE_set(a, V_ASN1_OCTET_STRING, os);
+ return (1);
+}
/* int max_len: for returned value */
-int ASN1_TYPE_get_octetstring(ASN1_TYPE *a, unsigned char *data,
- int max_len)
- {
- int ret,num;
- unsigned char *p;
-
- if ((a->type != V_ASN1_OCTET_STRING) || (a->value.octet_string == NULL))
- {
- ASN1err(ASN1_F_ASN1_TYPE_GET_OCTETSTRING,ASN1_R_DATA_IS_WRONG);
- return(-1);
- }
- p=ASN1_STRING_data(a->value.octet_string);
- ret=ASN1_STRING_length(a->value.octet_string);
- if (ret < max_len)
- num=ret;
- else
- num=max_len;
- memcpy(data,p,num);
- return(ret);
- }
+int ASN1_TYPE_get_octetstring(ASN1_TYPE *a, unsigned char *data, int max_len)
+{
+ int ret, num;
+ unsigned char *p;
+
+ if ((a->type != V_ASN1_OCTET_STRING) || (a->value.octet_string == NULL)) {
+ ASN1err(ASN1_F_ASN1_TYPE_GET_OCTETSTRING, ASN1_R_DATA_IS_WRONG);
+ return (-1);
+ }
+ p = ASN1_STRING_data(a->value.octet_string);
+ ret = ASN1_STRING_length(a->value.octet_string);
+ if (ret < max_len)
+ num = ret;
+ else
+ num = max_len;
+ memcpy(data, p, num);
+ return (ret);
+}
+
+typedef struct {
+ long num;
+ ASN1_OCTET_STRING *oct;
+} asn1_int_oct;
+
+ASN1_SEQUENCE(asn1_int_oct) = {
+ ASN1_SIMPLE(asn1_int_oct, num, LONG),
+ ASN1_SIMPLE(asn1_int_oct, oct, ASN1_OCTET_STRING)
+} static_ASN1_SEQUENCE_END(asn1_int_oct)
+
+DECLARE_ASN1_ITEM(asn1_int_oct)
int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num, unsigned char *data,
- int len)
- {
- int n,size;
- ASN1_OCTET_STRING os,*osp;
- ASN1_INTEGER in;
- unsigned char *p;
- unsigned char buf[32]; /* when they have 256bit longs,
- * I'll be in trouble */
- in.data=buf;
- in.length=32;
- os.data=data;
- os.type=V_ASN1_OCTET_STRING;
- os.length=len;
- ASN1_INTEGER_set(&in,num);
- n = i2d_ASN1_INTEGER(&in,NULL);
- n+=M_i2d_ASN1_OCTET_STRING(&os,NULL);
-
- size=ASN1_object_size(1,n,V_ASN1_SEQUENCE);
-
- if ((osp=ASN1_STRING_new()) == NULL) return(0);
- /* Grow the 'string' */
- ASN1_STRING_set(osp,NULL,size);
-
- ASN1_STRING_length(osp)=size;
- p=ASN1_STRING_data(osp);
-
- ASN1_put_object(&p,1,n,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL);
- i2d_ASN1_INTEGER(&in,&p);
- M_i2d_ASN1_OCTET_STRING(&os,&p);
-
- ASN1_TYPE_set(a,V_ASN1_SEQUENCE,osp);
- return(1);
- }
-
-/* we return the actual length..., num may be missing, in which
- * case, set it to zero */
+ int len)
+{
+ asn1_int_oct atmp;
+ ASN1_OCTET_STRING oct;
+
+ atmp.num = num;
+ atmp.oct = &oct;
+ oct.data = data;
+ oct.type = V_ASN1_OCTET_STRING;
+ oct.length = len;
+ oct.flags = 0;
+
+ if (ASN1_TYPE_pack_sequence(ASN1_ITEM_rptr(asn1_int_oct), &atmp, &a))
+ return 1;
+ return 0;
+}
+
+/*
+ * we return the actual length...
+ */
/* int max_len: for returned value */
-int ASN1_TYPE_get_int_octetstring(ASN1_TYPE *a, long *num, unsigned char *data,
- int max_len)
- {
- int ret= -1,n;
- ASN1_INTEGER *ai=NULL;
- ASN1_OCTET_STRING *os=NULL;
- unsigned char *p;
- long length;
- ASN1_CTX c;
-
- if ((a->type != V_ASN1_SEQUENCE) || (a->value.sequence == NULL))
- {
- goto err;
- }
- p=ASN1_STRING_data(a->value.sequence);
- length=ASN1_STRING_length(a->value.sequence);
-
- c.pp= &p;
- c.p=p;
- c.max=p+length;
- c.error=ASN1_R_DATA_IS_WRONG;
-
- M_ASN1_D2I_start_sequence();
- c.q=c.p;
- if ((ai=d2i_ASN1_INTEGER(NULL,&c.p,c.slen)) == NULL) goto err;
- c.slen-=(c.p-c.q);
- c.q=c.p;
- if ((os=d2i_ASN1_OCTET_STRING(NULL,&c.p,c.slen)) == NULL) goto err;
- c.slen-=(c.p-c.q);
- if (!M_ASN1_D2I_end_sequence()) goto err;
-
- if (num != NULL)
- *num=ASN1_INTEGER_get(ai);
-
- ret=ASN1_STRING_length(os);
- if (max_len > ret)
- n=ret;
- else
- n=max_len;
-
- if (data != NULL)
- memcpy(data,ASN1_STRING_data(os),n);
- if (0)
- {
-err:
- ASN1err(ASN1_F_ASN1_TYPE_GET_INT_OCTETSTRING,ASN1_R_DATA_IS_WRONG);
- }
- if (os != NULL) ASN1_OCTET_STRING_free(os);
- if (ai != NULL) ASN1_INTEGER_free(ai);
- return(ret);
- }
-
+int ASN1_TYPE_get_int_octetstring(ASN1_TYPE *a, long *num,
+ unsigned char *data, int max_len)
+{
+ asn1_int_oct *atmp = NULL;
+ int ret = -1, n;
+
+ if ((a->type != V_ASN1_SEQUENCE) || (a->value.sequence == NULL)) {
+ goto err;
+ }
+
+ atmp = ASN1_TYPE_unpack_sequence(ASN1_ITEM_rptr(asn1_int_oct), a);
+
+ if (atmp == NULL)
+ goto err;
+
+ if (num != NULL)
+ *num = atmp->num;
+
+ ret = ASN1_STRING_length(atmp->oct);
+ if (max_len > ret)
+ n = ret;
+ else
+ n = max_len;
+
+ if (data != NULL)
+ memcpy(data, ASN1_STRING_data(atmp->oct), n);
+ if (ret == -1) {
+ err:
+ ASN1err(ASN1_F_ASN1_TYPE_GET_INT_OCTETSTRING, ASN1_R_DATA_IS_WRONG);
+ }
+ M_ASN1_free_of(atmp, asn1_int_oct);
+ return ret;
+}