/* * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (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 OPENSSL_OBJECTS_H #define OPENSSL_OBJECTS_H #pragma once #include #ifndef OPENSSL_NO_DEPRECATED_3_0 #define HEADER_OBJECTS_H #endif #include #include #include #include #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_MAC_METH 0x05 #define OBJ_NAME_TYPE_KDF_METH 0x06 #define OBJ_NAME_TYPE_NUM 0x07 #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); DECLARE_ASN1_DUP_FUNCTION_name(ASN1_OBJECT, OBJ) 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); #ifndef OPENSSL_NO_DEPRECATED_1_1_0 #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