diff options
Diffstat (limited to 'crypto/asn1/asn1_lib.c')
| -rw-r--r-- | crypto/asn1/asn1_lib.c | 46 |
1 files changed, 33 insertions, 13 deletions
diff --git a/crypto/asn1/asn1_lib.c b/crypto/asn1/asn1_lib.c index bb94257cee..1bcb44aee2 100644 --- a/crypto/asn1/asn1_lib.c +++ b/crypto/asn1/asn1_lib.c @@ -64,7 +64,7 @@ static int asn1_get_length(const unsigned char **pp,int *inf,long *rl,int max); static void asn1_put_length(unsigned char **pp, int length); -const char *ASN1_version="ASN.1" OPENSSL_VERSION_PTEXT; +const char ASN1_version[]="ASN.1" OPENSSL_VERSION_PTEXT; static int _asn1_check_infinite_end(const unsigned char **p, long len) { @@ -340,20 +340,31 @@ int asn1_GetSequence(ASN1_const_CTX *c, long *length) return(1); } -ASN1_STRING *ASN1_STRING_dup(ASN1_STRING *str) +int ASN1_STRING_copy(ASN1_STRING *dst, const ASN1_STRING *str) { - ASN1_STRING *ret; + if (str == NULL) + return 0; + dst->type = str->type; + if (!ASN1_STRING_set(dst,str->data,str->length)) + return 0; + dst->flags = str->flags; + return 1; + } - if (str == NULL) return(NULL); - if ((ret=ASN1_STRING_type_new(str->type)) == NULL) - return(NULL); - if (!ASN1_STRING_set(ret,str->data,str->length)) +ASN1_STRING *ASN1_STRING_dup(const ASN1_STRING *str) + { + ASN1_STRING *ret; + if (!str) + return NULL; + ret=ASN1_STRING_new(); + if (!ret) + return NULL; + if (!ASN1_STRING_copy(ret,str)) { ASN1_STRING_free(ret); - return(NULL); + return NULL; } - ret->flags = str->flags; - return(ret); + return ret; } int ASN1_STRING_set(ASN1_STRING *str, const void *_data, int len) @@ -393,6 +404,14 @@ int ASN1_STRING_set(ASN1_STRING *str, const void *_data, int len) return(1); } +void ASN1_STRING_set0(ASN1_STRING *str, void *data, int len) + { + if (str->data) + OPENSSL_free(str->data); + str->data = data; + str->length = len; + } + ASN1_STRING *ASN1_STRING_new(void) { return(ASN1_STRING_type_new(V_ASN1_OCTET_STRING)); @@ -419,11 +438,12 @@ ASN1_STRING *ASN1_STRING_type_new(int type) void ASN1_STRING_free(ASN1_STRING *a) { if (a == NULL) return; - if (a->data != NULL) OPENSSL_free(a->data); + if (a->data && !(a->flags & ASN1_STRING_FLAG_NDEF)) + OPENSSL_free(a->data); OPENSSL_free(a); } -int ASN1_STRING_cmp(ASN1_STRING *a, ASN1_STRING *b) +int ASN1_STRING_cmp(const ASN1_STRING *a, const ASN1_STRING *b) { int i; @@ -449,7 +469,7 @@ void asn1_add_error(const unsigned char *address, int offset) ERR_add_error_data(4,"address=",buf1," offset=",buf2); } -int ASN1_STRING_length(ASN1_STRING *x) +int ASN1_STRING_length(const ASN1_STRING *x) { return M_ASN1_STRING_length(x); } void ASN1_STRING_length_set(ASN1_STRING *x, int len) |