diff options
Diffstat (limited to 'crypto/objects/objects.h')
| -rw-r--r-- | crypto/objects/objects.h | 97 |
1 files changed, 93 insertions, 4 deletions
diff --git a/crypto/objects/objects.h b/crypto/objects/objects.h index 7242f76fb0..bd0ee52feb 100644 --- a/crypto/objects/objects.h +++ b/crypto/objects/objects.h @@ -1011,10 +1011,91 @@ int OBJ_txt2nid(const char *s); int OBJ_ln2nid(const char *s); int OBJ_sn2nid(const char *s); int OBJ_cmp(const ASN1_OBJECT *a,const ASN1_OBJECT *b); -const char * OBJ_bsearch(const char *key,const char *base,int num,int size, - int (*cmp)(const void *, const void *)); -const char * OBJ_bsearch_ex(const char *key,const char *base,int num, - int size, int (*cmp)(const void *, const void *), int flags); +const void * OBJ_bsearch_(const void *key,const void *base,int num,int size, + int (*cmp)(const void *, const void *)); +const void * OBJ_bsearch_ex_(const void *key,const void *base,int num, + int size, + int (*cmp)(const void *, const void *), + int flags); + +#define _DECLARE_OBJ_BSEARCH_CMP_FN(scope, type1, type2, nm) \ + static int nm##_cmp_BSEARCH_CMP_FN(const void *, const void *); \ + static int nm##_cmp(type1 const *, type2 const *); \ + scope type2 * OBJ_bsearch_##nm(type1 *key, type2 const *base, int num) + +#define DECLARE_OBJ_BSEARCH_CMP_FN(type1, type2, cmp) \ + _DECLARE_OBJ_BSEARCH_CMP_FN(static, type1, type2, cmp) +#define DECLARE_OBJ_BSEARCH_GLOBAL_CMP_FN(type1, type2, nm) \ + type2 * OBJ_bsearch_##nm(type1 *key, type2 const *base, int num) + +/* + * Unsolved problem: if a type is actually a pointer type, like + * nid_triple is, then its impossible to get a const where you need + * it. Consider: + * + * typedef int nid_triple[3]; + * const void *a_; + * const nid_triple const *a = a_; + * + * The assignement discards a const because what you really want is: + * + * const int const * const *a = a_; + * + * But if you do that, you lose the fact that a is an array of 3 ints, + * which breaks comparison functions. + * + * Thus we end up having to cast, sadly, or unpack the + * declarations. Or, as I finally did in this case, delcare nid_triple + * to be a struct, which it should have been in the first place. + * + * Ben, August 2008. + * + * Also, strictly speaking not all types need be const, but handling + * the non-constness means a lot of complication, and in practice + * comparison routines do always not touch their arguments. + */ + +#define IMPLEMENT_OBJ_BSEARCH_CMP_FN(type1, type2, nm) \ + static int nm##_cmp_BSEARCH_CMP_FN(const void *a_, const void *b_) \ + { \ + type1 const *a = a_; \ + type2 const *b = b_; \ + return nm##_cmp(a,b); \ + } \ + static type2 *OBJ_bsearch_##nm(type1 *key, type2 const *base, int num) \ + { \ + return (type2 *)OBJ_bsearch_(key, base, num, sizeof(type2), \ + nm##_cmp_BSEARCH_CMP_FN); \ + } \ + extern void dummy_prototype(void) + +#define IMPLEMENT_OBJ_BSEARCH_GLOBAL_CMP_FN(type1, type2, nm) \ + static int nm##_cmp_BSEARCH_CMP_FN(const void *a_, const void *b_) \ + { \ + type1 const *a = a_; \ + type2 const *b = b_; \ + return nm##_cmp(a,b); \ + } \ + type2 *OBJ_bsearch_##nm(type1 *key, type2 const *base, int num) \ + { \ + return (type2 *)OBJ_bsearch_(key, base, num, sizeof(type2), \ + nm##_cmp_BSEARCH_CMP_FN); \ + } \ + extern void dummy_prototype(void) + +#define OBJ_bsearch(type1,key,type2,base,num,cmp) \ + ((type2 *)OBJ_bsearch_(CHECKED_PTR_OF(type1,key),CHECKED_PTR_OF(type2,base), \ + num,sizeof(type2), \ + ((void)CHECKED_PTR_OF(type1,cmp##_type_1), \ + (void)CHECKED_PTR_OF(type2,cmp##_type_2), \ + cmp##_BSEARCH_CMP_FN))) + +#define OBJ_bsearch_ex(type1,key,type2,base,num,cmp,flags) \ + ((type2 *)OBJ_bsearch_ex_(CHECKED_PTR_OF(type1,key),CHECKED_PTR_OF(type2,base), \ + num,sizeof(type2), \ + ((void)CHECKED_PTR_OF(type1,cmp##_type_1), \ + (void)type_2=CHECKED_PTR_OF(type2,cmp##_type_2), \ + cmp##_BSEARCH_CMP_FN)),flags) int OBJ_new_nid(int num); int OBJ_add_object(const ASN1_OBJECT *obj); @@ -1022,6 +1103,14 @@ int OBJ_create(const char *oid,const char *sn,const char *ln); void OBJ_cleanup(void ); int OBJ_create_objects(BIO *in); +int OBJ_find_sigid_algs(int signid, int *pdig_nid, int *ppkey_nid); +int OBJ_find_sigid_by_algs(int *psignid, int dig_nid, int pkey_nid); +int OBJ_add_sigid(int signid, int dig_id, int pkey_id); +void OBJ_sigid_free(void); + +extern int obj_cleanup_defer; +void check_defer(int nid); + /* BEGIN ERROR CODES */ /* The following lines are auto generated by the script mkerr.pl. Any changes * made after this point may be overwritten when the script is next run. |