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Editing: objects.h
/* * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #ifndef HEADER_OBJECTS_H # define HEADER_OBJECTS_H # include <openssl/obj_mac.h> # include <openssl/bio.h> # include <openssl/asn1.h> # include <openssl/objectserr.h> # define OBJ_NAME_TYPE_UNDEF 0x00 # define OBJ_NAME_TYPE_MD_METH 0x01 # define OBJ_NAME_TYPE_CIPHER_METH 0x02 # define OBJ_NAME_TYPE_PKEY_METH 0x03 # define OBJ_NAME_TYPE_COMP_METH 0x04 # define OBJ_NAME_TYPE_NUM 0x05 # define OBJ_NAME_ALIAS 0x8000 # define OBJ_BSEARCH_VALUE_ON_NOMATCH 0x01 # define OBJ_BSEARCH_FIRST_VALUE_ON_MATCH 0x02 #ifdef __cplusplus extern "C" { #endif typedef struct obj_name_st { int type; int alias; const char *name; const char *data; } OBJ_NAME; # define OBJ_create_and_add_object(a,b,c) OBJ_create(a,b,c) int OBJ_NAME_init(void); int OBJ_NAME_new_index(unsigned long (*hash_func) (const char *), int (*cmp_func) (const char *, const char *), void (*free_func) (const char *, int, const char *)); const char *OBJ_NAME_get(const char *name, int type); int OBJ_NAME_add(const char *name, int type, const char *data); int OBJ_NAME_remove(const char *name, int type); void OBJ_NAME_cleanup(int type); /* -1 for everything */ void OBJ_NAME_do_all(int type, void (*fn) (const OBJ_NAME *, void *arg), void *arg); void OBJ_NAME_do_all_sorted(int type, void (*fn) (const OBJ_NAME *, void *arg), void *arg); ASN1_OBJECT *OBJ_dup(const ASN1_OBJECT *o); ASN1_OBJECT *OBJ_nid2obj(int n); const char *OBJ_nid2ln(int n); const char *OBJ_nid2sn(int n); int OBJ_obj2nid(const ASN1_OBJECT *o); ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name); int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name); 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 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 assignment 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, declare 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); int OBJ_create(const char *oid, const char *sn, const char *ln); #if OPENSSL_API_COMPAT < 0x10100000L # define OBJ_cleanup() while(0) continue #endif int OBJ_create_objects(BIO *in); size_t OBJ_length(const ASN1_OBJECT *obj); const unsigned char *OBJ_get0_data(const ASN1_OBJECT *obj); 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); # ifdef __cplusplus } # endif #endif
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