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-rw-r--r--crypto/asn1/a_object.c615
1 files changed, 301 insertions, 314 deletions
diff --git a/crypto/asn1/a_object.c b/crypto/asn1/a_object.c
index 77b2768967e3..27f9c1691462 100644
--- a/crypto/asn1/a_object.c
+++ b/crypto/asn1/a_object.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
@@ -65,351 +65,338 @@
#include <openssl/bn.h>
int i2d_ASN1_OBJECT(ASN1_OBJECT *a, unsigned char **pp)
- {
- unsigned char *p;
- int objsize;
+{
+ unsigned char *p;
+ int objsize;
- if ((a == NULL) || (a->data == NULL)) return(0);
+ if ((a == NULL) || (a->data == NULL))
+ return (0);
- objsize = ASN1_object_size(0,a->length,V_ASN1_OBJECT);
- if (pp == NULL) return objsize;
+ 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;
+ 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);
- }
+ *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;
+{
+ 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);
+ 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;
- }
+ 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)
- OPENSSL_free(tmp);
- tmpsize = blsize + 32;
- tmp = OPENSSL_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 (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)
+ OPENSSL_free(tmp);
+ tmpsize = blsize + 32;
+ tmp = OPENSSL_malloc(tmpsize);
+ if (!tmp)
+ goto err;
+ }
+ while (blsize--)
+ tmp[i++] = (unsigned char)BN_div_word(bl, 0x80L);
+ } else {
- }
- 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)
- OPENSSL_free(tmp);
- if (bl)
- BN_free(bl);
- return(len);
-err:
- if (tmp != ftmp)
- OPENSSL_free(tmp);
- if (bl)
- BN_free(bl);
- return(0);
- }
+ 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)
+ OPENSSL_free(tmp);
+ if (bl)
+ BN_free(bl);
+ return (len);
+ err:
+ if (tmp != ftmp)
+ OPENSSL_free(tmp);
+ if (bl)
+ 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);
+ return OBJ_obj2txt(buf, buf_len, a, 0);
}
int i2a_ASN1_OBJECT(BIO *bp, ASN1_OBJECT *a)
- {
- char buf[80], *p = buf;
- int i;
+{
+ char buf[80], *p = buf;
+ int i;
- if ((a == NULL) || (a->data == NULL))
- return(BIO_write(bp,"NULL",4));
- i=i2t_ASN1_OBJECT(buf,sizeof buf,a);
- if (i > (int)(sizeof(buf) - 1))
- {
- p = OPENSSL_malloc(i + 1);
- if (!p)
- return -1;
- i2t_ASN1_OBJECT(p,i + 1,a);
- }
- if (i <= 0)
- return BIO_write(bp, "<INVALID>", 9);
- BIO_write(bp,p,i);
- if (p != buf)
- OPENSSL_free(p);
- return(i);
- }
+ if ((a == NULL) || (a->data == NULL))
+ return (BIO_write(bp, "NULL", 4));
+ i = i2t_ASN1_OBJECT(buf, sizeof buf, a);
+ if (i > (int)(sizeof(buf) - 1)) {
+ p = OPENSSL_malloc(i + 1);
+ if (!p)
+ return -1;
+ i2t_ASN1_OBJECT(p, i + 1, a);
+ }
+ if (i <= 0)
+ return BIO_write(bp, "<INVALID>", 9);
+ BIO_write(bp, p, i);
+ if (p != buf)
+ OPENSSL_free(p);
+ return (i);
+}
ASN1_OBJECT *d2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
- long length)
+ 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;
- }
+ 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);
+ 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;
+ 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;
- }
- }
+ /*
+ * 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);
+ /*
+ * 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;
- ret->data = NULL;
- /* once detached we can change it */
- if ((data == NULL) || (ret->length < length))
- {
- ret->length=0;
- if (data != NULL) OPENSSL_free(data);
- data=(unsigned char *)OPENSSL_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;
+ p = *pp;
+ /* detach data from object */
+ data = (unsigned char *)ret->data;
+ ret->data = NULL;
+ /* once detached we can change it */
+ if ((data == NULL) || (ret->length < length)) {
+ ret->length = 0;
+ if (data != NULL)
+ OPENSSL_free(data);
+ data = (unsigned char *)OPENSSL_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);
- }
+ 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;
+{
+ ASN1_OBJECT *ret;
- ret=(ASN1_OBJECT *)OPENSSL_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);
- }
+ ret = (ASN1_OBJECT *)OPENSSL_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)
- {
-#ifndef CONST_STRICT /* disable purely for compile-time strict const checking. Doing this on a "real" compile will cause memory leaks */
- if (a->sn != NULL) OPENSSL_free((void *)a->sn);
- if (a->ln != NULL) OPENSSL_free((void *)a->ln);
+{
+ if (a == NULL)
+ return;
+ if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_STRINGS) {
+#ifndef CONST_STRICT /* disable purely for compile-time strict
+ * const checking. Doing this on a "real"
+ * compile will cause memory leaks */
+ if (a->sn != NULL)
+ OPENSSL_free((void *)a->sn);
+ if (a->ln != NULL)
+ OPENSSL_free((void *)a->ln);
#endif
- a->sn=a->ln=NULL;
- }
- if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_DATA)
- {
- if (a->data != NULL) OPENSSL_free((void *)a->data);
- a->data=NULL;
- a->length=0;
- }
- if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC)
- OPENSSL_free(a);
- }
+ a->sn = a->ln = NULL;
+ }
+ if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_DATA) {
+ if (a->data != NULL)
+ OPENSSL_free((void *)a->data);
+ a->data = NULL;
+ a->length = 0;
+ }
+ if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC)
+ OPENSSL_free(a);
+}
ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data, int len,
- const char *sn, const char *ln)
- {
- ASN1_OBJECT o;
+ 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));
- }
+ 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));
+}
IMPLEMENT_STACK_OF(ASN1_OBJECT)
+
IMPLEMENT_ASN1_SET_OF(ASN1_OBJECT)