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-rw-r--r--crypto/asn1/a_enum.c213
1 files changed, 106 insertions, 107 deletions
diff --git a/crypto/asn1/a_enum.c b/crypto/asn1/a_enum.c
index fe9aa13b9cd5..c3498ac99c71 100644
--- a/crypto/asn1/a_enum.c
+++ b/crypto/asn1/a_enum.c
@@ -5,21 +5,21 @@
* 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:
@@ -34,10 +34,10 @@
* 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
@@ -49,7 +49,7 @@
* 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
@@ -61,122 +61,121 @@
#include <openssl/asn1.h>
#include <openssl/bn.h>
-/*
+/*
* Code for ENUMERATED type: identical to INTEGER apart from a different tag.
* for comments on encoding see a_int.c
*/
int ASN1_ENUMERATED_set(ASN1_ENUMERATED *a, long v)
- {
- int j,k;
- unsigned int i;
- unsigned char buf[sizeof(long)+1];
- long d;
+{
+ int j, k;
+ unsigned int i;
+ unsigned char buf[sizeof(long) + 1];
+ long d;
- a->type=V_ASN1_ENUMERATED;
- if (a->length < (int)(sizeof(long)+1))
- {
- if (a->data != NULL)
- OPENSSL_free(a->data);
- if ((a->data=(unsigned char *)OPENSSL_malloc(sizeof(long)+1)) != NULL)
- memset((char *)a->data,0,sizeof(long)+1);
- }
- if (a->data == NULL)
- {
- ASN1err(ASN1_F_ASN1_ENUMERATED_SET,ERR_R_MALLOC_FAILURE);
- return(0);
- }
- d=v;
- if (d < 0)
- {
- d= -d;
- a->type=V_ASN1_NEG_ENUMERATED;
- }
+ a->type = V_ASN1_ENUMERATED;
+ if (a->length < (int)(sizeof(long) + 1)) {
+ if (a->data != NULL)
+ OPENSSL_free(a->data);
+ if ((a->data =
+ (unsigned char *)OPENSSL_malloc(sizeof(long) + 1)) != NULL)
+ memset((char *)a->data, 0, sizeof(long) + 1);
+ }
+ if (a->data == NULL) {
+ ASN1err(ASN1_F_ASN1_ENUMERATED_SET, ERR_R_MALLOC_FAILURE);
+ return (0);
+ }
+ d = v;
+ if (d < 0) {
+ d = -d;
+ a->type = V_ASN1_NEG_ENUMERATED;
+ }
- for (i=0; i<sizeof(long); i++)
- {
- if (d == 0) break;
- buf[i]=(int)d&0xff;
- d>>=8;
- }
- j=0;
- for (k=i-1; k >=0; k--)
- a->data[j++]=buf[k];
- a->length=j;
- return(1);
- }
+ for (i = 0; i < sizeof(long); i++) {
+ if (d == 0)
+ break;
+ buf[i] = (int)d & 0xff;
+ d >>= 8;
+ }
+ j = 0;
+ for (k = i - 1; k >= 0; k--)
+ a->data[j++] = buf[k];
+ a->length = j;
+ return (1);
+}
long ASN1_ENUMERATED_get(ASN1_ENUMERATED *a)
- {
- int neg=0,i;
- long r=0;
+{
+ int neg = 0, i;
+ long r = 0;
+
+ if (a == NULL)
+ return (0L);
+ i = a->type;
+ if (i == V_ASN1_NEG_ENUMERATED)
+ neg = 1;
+ else if (i != V_ASN1_ENUMERATED)
+ return -1;
- if (a == NULL) return(0L);
- i=a->type;
- if (i == V_ASN1_NEG_ENUMERATED)
- neg=1;
- else if (i != V_ASN1_ENUMERATED)
- return -1;
-
- if (a->length > (int)sizeof(long))
- {
- /* hmm... a bit ugly */
- return(0xffffffffL);
- }
- if (a->data == NULL)
- return 0;
+ if (a->length > (int)sizeof(long)) {
+ /* hmm... a bit ugly */
+ return (0xffffffffL);
+ }
+ if (a->data == NULL)
+ return 0;
- for (i=0; i<a->length; i++)
- {
- r<<=8;
- r|=(unsigned char)a->data[i];
- }
- if (neg) r= -r;
- return(r);
- }
+ for (i = 0; i < a->length; i++) {
+ r <<= 8;
+ r |= (unsigned char)a->data[i];
+ }
+ if (neg)
+ r = -r;
+ return (r);
+}
ASN1_ENUMERATED *BN_to_ASN1_ENUMERATED(BIGNUM *bn, ASN1_ENUMERATED *ai)
- {
- ASN1_ENUMERATED *ret;
- int len,j;
+{
+ ASN1_ENUMERATED *ret;
+ int len, j;
- if (ai == NULL)
- ret=M_ASN1_ENUMERATED_new();
- else
- ret=ai;
- if (ret == NULL)
- {
- ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED,ERR_R_NESTED_ASN1_ERROR);
- goto err;
- }
- if(BN_is_negative(bn)) ret->type = V_ASN1_NEG_ENUMERATED;
- else ret->type=V_ASN1_ENUMERATED;
- j=BN_num_bits(bn);
- len=((j == 0)?0:((j/8)+1));
- if (ret->length < len+4)
- {
- unsigned char *new_data=OPENSSL_realloc(ret->data, len+4);
- if (!new_data)
- {
- ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- ret->data=new_data;
- }
+ if (ai == NULL)
+ ret = M_ASN1_ENUMERATED_new();
+ else
+ ret = ai;
+ if (ret == NULL) {
+ ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED, ERR_R_NESTED_ASN1_ERROR);
+ goto err;
+ }
+ if (BN_is_negative(bn))
+ ret->type = V_ASN1_NEG_ENUMERATED;
+ else
+ ret->type = V_ASN1_ENUMERATED;
+ j = BN_num_bits(bn);
+ len = ((j == 0) ? 0 : ((j / 8) + 1));
+ if (ret->length < len + 4) {
+ unsigned char *new_data = OPENSSL_realloc(ret->data, len + 4);
+ if (!new_data) {
+ ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ ret->data = new_data;
+ }
- ret->length=BN_bn2bin(bn,ret->data);
- return(ret);
-err:
- if (ret != ai) M_ASN1_ENUMERATED_free(ret);
- return(NULL);
- }
+ ret->length = BN_bn2bin(bn, ret->data);
+ return (ret);
+ err:
+ if (ret != ai)
+ M_ASN1_ENUMERATED_free(ret);
+ return (NULL);
+}
BIGNUM *ASN1_ENUMERATED_to_BN(ASN1_ENUMERATED *ai, BIGNUM *bn)
- {
- BIGNUM *ret;
+{
+ BIGNUM *ret;
- if ((ret=BN_bin2bn(ai->data,ai->length,bn)) == NULL)
- ASN1err(ASN1_F_ASN1_ENUMERATED_TO_BN,ASN1_R_BN_LIB);
- else if(ai->type == V_ASN1_NEG_ENUMERATED) BN_set_negative(ret,1);
- return(ret);
- }
+ if ((ret = BN_bin2bn(ai->data, ai->length, bn)) == NULL)
+ ASN1err(ASN1_F_ASN1_ENUMERATED_TO_BN, ASN1_R_BN_LIB);
+ else if (ai->type == V_ASN1_NEG_ENUMERATED)
+ BN_set_negative(ret, 1);
+ return (ret);
+}