Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/engine/eng_int.h |
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1 | /* | - |
2 | * Copyright 2001-2018 The OpenSSL Project Authors. All Rights Reserved. | - |
3 | * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved | - |
4 | * | - |
5 | * Licensed under the OpenSSL license (the "License"). You may not use | - |
6 | * this file except in compliance with the License. You can obtain a copy | - |
7 | * in the file LICENSE in the source distribution or at | - |
8 | * https://www.openssl.org/source/license.html | - |
9 | */ | - |
10 | - | |
11 | #ifndef HEADER_ENGINE_INT_H | - |
12 | # define HEADER_ENGINE_INT_H | - |
13 | - | |
14 | # include "internal/cryptlib.h" | - |
15 | # include "internal/engine.h" | - |
16 | # include "internal/thread_once.h" | - |
17 | # include "internal/refcount.h" | - |
18 | - | |
19 | extern CRYPTO_RWLOCK *global_engine_lock; | - |
20 | - | |
21 | /* | - |
22 | * If we compile with this symbol defined, then both reference counts in the | - |
23 | * ENGINE structure will be monitored with a line of output on stderr for | - |
24 | * each change. This prints the engine's pointer address (truncated to | - |
25 | * unsigned int), "struct" or "funct" to indicate the reference type, the | - |
26 | * before and after reference count, and the file:line-number pair. The | - |
27 | * "engine_ref_debug" statements must come *after* the change. | - |
28 | */ | - |
29 | # ifdef ENGINE_REF_COUNT_DEBUG | - |
30 | - | |
31 | # define engine_ref_debug(e, isfunct, diff) \ | - |
32 | fprintf(stderr, "engine: %08x %s from %d to %d (%s:%d)\n", \ | - |
33 | (unsigned int)(e), (isfunct ? "funct" : "struct"), \ | - |
34 | ((isfunct) ? ((e)->funct_ref - (diff)) : ((e)->struct_ref - (diff))), \ | - |
35 | ((isfunct) ? (e)->funct_ref : (e)->struct_ref), \ | - |
36 | (OPENSSL_FILE), (OPENSSL_LINE)) | - |
37 | - | |
38 | # else | - |
39 | - | |
40 | # define engine_ref_debug(e, isfunct, diff) | - |
41 | - | |
42 | # endif | - |
43 | - | |
44 | /* | - |
45 | * Any code that will need cleanup operations should use these functions to | - |
46 | * register callbacks. engine_cleanup_int() will call all registered | - |
47 | * callbacks in order. NB: both the "add" functions assume the engine lock to | - |
48 | * already be held (in "write" mode). | - |
49 | */ | - |
50 | typedef void (ENGINE_CLEANUP_CB) (void); | - |
51 | typedef struct st_engine_cleanup_item { | - |
52 | ENGINE_CLEANUP_CB *cb; | - |
53 | } ENGINE_CLEANUP_ITEM; | - |
54 | DEFINE_STACK_OF(ENGINE_CLEANUP_ITEM) never executed: end of block never executed: end of block executed 1960 times by 1 test: end of block Executed by:
never executed: end of block never executed: return OPENSSL_sk_num((const OPENSSL_STACK *)sk); never executed: return (ENGINE_CLEANUP_ITEM *)OPENSSL_sk_value((const OPENSSL_STACK *)sk, idx); never executed: return (struct stack_st_ENGINE_CLEANUP_ITEM *)OPENSSL_sk_new((OPENSSL_sk_compfunc)compare); executed 1960 times by 1 test: return (struct stack_st_ENGINE_CLEANUP_ITEM *)OPENSSL_sk_new_null(); Executed by:
never executed: return (struct stack_st_ENGINE_CLEANUP_ITEM *)OPENSSL_sk_new_reserve((OPENSSL_sk_compfunc)compare, n); never executed: return OPENSSL_sk_reserve((OPENSSL_STACK *)sk, n); never executed: return (ENGINE_CLEANUP_ITEM *)OPENSSL_sk_delete((OPENSSL_STACK *)sk, i); never executed: return (ENGINE_CLEANUP_ITEM *)OPENSSL_sk_delete_ptr((OPENSSL_STACK *)sk, (const void *)ptr); executed 1963 times by 1 test: return OPENSSL_sk_push((OPENSSL_STACK *)sk, (const void *)ptr); Executed by:
never executed: return OPENSSL_sk_unshift((OPENSSL_STACK *)sk, (const void *)ptr); never executed: return (ENGINE_CLEANUP_ITEM *)OPENSSL_sk_pop((OPENSSL_STACK *)sk); never executed: return (ENGINE_CLEANUP_ITEM *)OPENSSL_sk_shift((OPENSSL_STACK *)sk); executed 1101 times by 1 test: return OPENSSL_sk_insert((OPENSSL_STACK *)sk, (const void *)ptr, idx); Executed by:
never executed: return (ENGINE_CLEANUP_ITEM *)OPENSSL_sk_set((OPENSSL_STACK *)sk, idx, (const void *)ptr); never executed: return OPENSSL_sk_find((OPENSSL_STACK *)sk, (const void *)ptr); never executed: return OPENSSL_sk_find_ex((OPENSSL_STACK *)sk, (const void *)ptr); never executed: return OPENSSL_sk_is_sorted((const OPENSSL_STACK *)sk); never executed: return (struct stack_st_ENGINE_CLEANUP_ITEM *)OPENSSL_sk_dup((const OPENSSL_STACK *)sk); never executed: return (struct stack_st_ENGINE_CLEANUP_ITEM *)OPENSSL_sk_deep_copy((const OPENSSL_STACK *)sk, (OPENSSL_sk_copyfunc)copyfunc, (OPENSSL_sk_freefunc)freefunc); never executed: return (sk_ENGINE_CLEANUP_ITEM_compfunc)OPENSSL_sk_set_cmp_func((OPENSSL_STACK *)sk, (OPENSSL_sk_compfunc)compare); | 0-1963 |
55 | void engine_cleanup_add_first(ENGINE_CLEANUP_CB *cb); | - |
56 | void engine_cleanup_add_last(ENGINE_CLEANUP_CB *cb); | - |
57 | - | |
58 | /* We need stacks of ENGINEs for use in eng_table.c */ | - |
59 | DEFINE_STACK_OF(ENGINE) executed 2936 times by 1 test: end of block Executed by:
never executed: end of block never executed: end of block never executed: end of block never executed: return OPENSSL_sk_num((const OPENSSL_STACK *)sk); never executed: return (ENGINE *)OPENSSL_sk_value((const OPENSSL_STACK *)sk, idx); never executed: return (struct stack_st_ENGINE *)OPENSSL_sk_new((OPENSSL_sk_compfunc)compare); executed 2936 times by 1 test: return (struct stack_st_ENGINE *)OPENSSL_sk_new_null(); Executed by:
never executed: return (struct stack_st_ENGINE *)OPENSSL_sk_new_reserve((OPENSSL_sk_compfunc)compare, n); never executed: return OPENSSL_sk_reserve((OPENSSL_STACK *)sk, n); never executed: return (ENGINE *)OPENSSL_sk_delete((OPENSSL_STACK *)sk, i); executed 2936 times by 1 test: return (ENGINE *)OPENSSL_sk_delete_ptr((OPENSSL_STACK *)sk, (const void *)ptr); Executed by:
executed 2936 times by 1 test: return OPENSSL_sk_push((OPENSSL_STACK *)sk, (const void *)ptr); Executed by:
never executed: return OPENSSL_sk_unshift((OPENSSL_STACK *)sk, (const void *)ptr); never executed: return (ENGINE *)OPENSSL_sk_pop((OPENSSL_STACK *)sk); never executed: return (ENGINE *)OPENSSL_sk_shift((OPENSSL_STACK *)sk); never executed: return OPENSSL_sk_insert((OPENSSL_STACK *)sk, (const void *)ptr, idx); never executed: return (ENGINE *)OPENSSL_sk_set((OPENSSL_STACK *)sk, idx, (const void *)ptr); never executed: return OPENSSL_sk_find((OPENSSL_STACK *)sk, (const void *)ptr); never executed: return OPENSSL_sk_find_ex((OPENSSL_STACK *)sk, (const void *)ptr); never executed: return OPENSSL_sk_is_sorted((const OPENSSL_STACK *)sk); never executed: return (struct stack_st_ENGINE *)OPENSSL_sk_dup((const OPENSSL_STACK *)sk); never executed: return (struct stack_st_ENGINE *)OPENSSL_sk_deep_copy((const OPENSSL_STACK *)sk, (OPENSSL_sk_copyfunc)copyfunc, (OPENSSL_sk_freefunc)freefunc); never executed: return (sk_ENGINE_compfunc)OPENSSL_sk_set_cmp_func((OPENSSL_STACK *)sk, (OPENSSL_sk_compfunc)compare); | 0-2936 |
60 | - | |
61 | /* | - |
62 | * If this symbol is defined then engine_table_select(), the function that is | - |
63 | * used by RSA, DSA (etc) code to select registered ENGINEs, cache defaults | - |
64 | * and functional references (etc), will display debugging summaries to | - |
65 | * stderr. | - |
66 | */ | - |
67 | /* #define ENGINE_TABLE_DEBUG */ | - |
68 | - | |
69 | /* | - |
70 | * This represents an implementation table. Dependent code should instantiate | - |
71 | * it as a (ENGINE_TABLE *) pointer value set initially to NULL. | - |
72 | */ | - |
73 | typedef struct st_engine_table ENGINE_TABLE; | - |
74 | int engine_table_register(ENGINE_TABLE **table, ENGINE_CLEANUP_CB *cleanup, | - |
75 | ENGINE *e, const int *nids, int num_nids, | - |
76 | int setdefault); | - |
77 | void engine_table_unregister(ENGINE_TABLE **table, ENGINE *e); | - |
78 | void engine_table_cleanup(ENGINE_TABLE **table); | - |
79 | # ifndef ENGINE_TABLE_DEBUG | - |
80 | ENGINE *engine_table_select(ENGINE_TABLE **table, int nid); | - |
81 | # else | - |
82 | ENGINE *engine_table_select_tmp(ENGINE_TABLE **table, int nid, const char *f, | - |
83 | int l); | - |
84 | # define engine_table_select(t,n) engine_table_select_tmp(t,n,OPENSSL_FILE,OPENSSL_LINE) | - |
85 | # endif | - |
86 | typedef void (engine_table_doall_cb) (int nid, STACK_OF(ENGINE) *sk, | - |
87 | ENGINE *def, void *arg); | - |
88 | void engine_table_doall(ENGINE_TABLE *table, engine_table_doall_cb *cb, | - |
89 | void *arg); | - |
90 | - | |
91 | /* | - |
92 | * Internal versions of API functions that have control over locking. These | - |
93 | * are used between C files when functionality needs to be shared but the | - |
94 | * caller may already be controlling of the engine lock. | - |
95 | */ | - |
96 | int engine_unlocked_init(ENGINE *e); | - |
97 | int engine_unlocked_finish(ENGINE *e, int unlock_for_handlers); | - |
98 | int engine_free_util(ENGINE *e, int not_locked); | - |
99 | - | |
100 | /* | - |
101 | * This function will reset all "set"able values in an ENGINE to NULL. This | - |
102 | * won't touch reference counts or ex_data, but is equivalent to calling all | - |
103 | * the ENGINE_set_***() functions with a NULL value. | - |
104 | */ | - |
105 | void engine_set_all_null(ENGINE *e); | - |
106 | - | |
107 | /* | - |
108 | * NB: Bitwise OR-able values for the "flags" variable in ENGINE are now | - |
109 | * exposed in engine.h. | - |
110 | */ | - |
111 | - | |
112 | /* Free up dynamically allocated public key methods associated with ENGINE */ | - |
113 | - | |
114 | void engine_pkey_meths_free(ENGINE *e); | - |
115 | void engine_pkey_asn1_meths_free(ENGINE *e); | - |
116 | - | |
117 | /* Once initialisation function */ | - |
118 | extern CRYPTO_ONCE engine_lock_init; | - |
119 | DECLARE_RUN_ONCE(do_engine_lock_init) | - |
120 | - | |
121 | /* | - |
122 | * This is a structure for storing implementations of various crypto | - |
123 | * algorithms and functions. | - |
124 | */ | - |
125 | struct engine_st { | - |
126 | const char *id; | - |
127 | const char *name; | - |
128 | const RSA_METHOD *rsa_meth; | - |
129 | const DSA_METHOD *dsa_meth; | - |
130 | const DH_METHOD *dh_meth; | - |
131 | const EC_KEY_METHOD *ec_meth; | - |
132 | const RAND_METHOD *rand_meth; | - |
133 | /* Cipher handling is via this callback */ | - |
134 | ENGINE_CIPHERS_PTR ciphers; | - |
135 | /* Digest handling is via this callback */ | - |
136 | ENGINE_DIGESTS_PTR digests; | - |
137 | /* Public key handling via this callback */ | - |
138 | ENGINE_PKEY_METHS_PTR pkey_meths; | - |
139 | /* ASN1 public key handling via this callback */ | - |
140 | ENGINE_PKEY_ASN1_METHS_PTR pkey_asn1_meths; | - |
141 | ENGINE_GEN_INT_FUNC_PTR destroy; | - |
142 | ENGINE_GEN_INT_FUNC_PTR init; | - |
143 | ENGINE_GEN_INT_FUNC_PTR finish; | - |
144 | ENGINE_CTRL_FUNC_PTR ctrl; | - |
145 | ENGINE_LOAD_KEY_PTR load_privkey; | - |
146 | ENGINE_LOAD_KEY_PTR load_pubkey; | - |
147 | ENGINE_SSL_CLIENT_CERT_PTR load_ssl_client_cert; | - |
148 | const ENGINE_CMD_DEFN *cmd_defns; | - |
149 | int flags; | - |
150 | /* reference count on the structure itself */ | - |
151 | CRYPTO_REF_COUNT struct_ref; | - |
152 | /* | - |
153 | * reference count on usability of the engine type. NB: This controls the | - |
154 | * loading and initialisation of any functionality required by this | - |
155 | * engine, whereas the previous count is simply to cope with | - |
156 | * (de)allocation of this structure. Hence, running_ref <= struct_ref at | - |
157 | * all times. | - |
158 | */ | - |
159 | int funct_ref; | - |
160 | /* A place to store per-ENGINE data */ | - |
161 | CRYPTO_EX_DATA ex_data; | - |
162 | /* Used to maintain the linked-list of engines. */ | - |
163 | struct engine_st *prev; | - |
164 | struct engine_st *next; | - |
165 | }; | - |
166 | - | |
167 | typedef struct st_engine_pile ENGINE_PILE; | - |
168 | - | |
169 | DEFINE_LHASH_OF(ENGINE_PILE); executed 1101 times by 1 test: end of block Executed by:
never executed: end of block never executed: end of block never executed: end of block never executed: end of block executed 1101 times by 1 test: end of block Executed by:
executed 1101 times by 1 test: return (struct lhash_st_ENGINE_PILE *) OPENSSL_LH_new((OPENSSL_LH_HASHFUNC)hfn, (OPENSSL_LH_COMPFUNC)cfn); Executed by:
executed 2936 times by 1 test: return (ENGINE_PILE *)OPENSSL_LH_insert((OPENSSL_LHASH *)lh, d); Executed by:
never executed: return (ENGINE_PILE *)OPENSSL_LH_delete((OPENSSL_LHASH *)lh, d); executed 17921 times by 1 test: return (ENGINE_PILE *)OPENSSL_LH_retrieve((OPENSSL_LHASH *)lh, d); Executed by:
never executed: return OPENSSL_LH_error((OPENSSL_LHASH *)lh); never executed: return OPENSSL_LH_num_items((OPENSSL_LHASH *)lh); never executed: return OPENSSL_LH_get_down_load((OPENSSL_LHASH *)lh); | 0-17921 |
170 | - | |
171 | #endif /* HEADER_ENGINE_INT_H */ | - |
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