DRBG: fix reseeding via RAND_add()/RAND_seed() with large input
[openssl.git] / crypto / rand / rand_err.c
1 /*
2  * Generated by util/mkerr.pl DO NOT EDIT
3  * Copyright 1995-2018 The OpenSSL Project Authors. 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 #include <openssl/err.h>
12 #include <openssl/randerr.h>
13
14 #ifndef OPENSSL_NO_ERR
15
16 static const ERR_STRING_DATA RAND_str_functs[] = {
17     {ERR_PACK(ERR_LIB_RAND, RAND_F_DRBG_BYTES, 0), "drbg_bytes"},
18     {ERR_PACK(ERR_LIB_RAND, RAND_F_DRBG_GET_ENTROPY, 0), "drbg_get_entropy"},
19     {ERR_PACK(ERR_LIB_RAND, RAND_F_DRBG_SETUP, 0), "drbg_setup"},
20     {ERR_PACK(ERR_LIB_RAND, RAND_F_GET_ENTROPY, 0), "get_entropy"},
21     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_BYTES, 0), "RAND_bytes"},
22     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_ENABLE_LOCKING, 0),
23      "rand_drbg_enable_locking"},
24     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_GENERATE, 0),
25      "RAND_DRBG_generate"},
26     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_GET_ENTROPY, 0),
27      "rand_drbg_get_entropy"},
28     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_GET_NONCE, 0),
29      "rand_drbg_get_nonce"},
30     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_INSTANTIATE, 0),
31      "RAND_DRBG_instantiate"},
32     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_NEW, 0), "RAND_DRBG_new"},
33     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_RESEED, 0), "RAND_DRBG_reseed"},
34     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_RESTART, 0), "rand_drbg_restart"},
35     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_SET, 0), "RAND_DRBG_set"},
36     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_SET_DEFAULTS, 0),
37      "RAND_DRBG_set_defaults"},
38     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_DRBG_UNINSTANTIATE, 0),
39      "RAND_DRBG_uninstantiate"},
40     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_LOAD_FILE, 0), "RAND_load_file"},
41     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_POOL_ACQUIRE_ENTROPY, 0),
42      "rand_pool_acquire_entropy"},
43     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_POOL_ADD, 0), "rand_pool_add"},
44     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_POOL_ADD_BEGIN, 0),
45      "rand_pool_add_begin"},
46     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_POOL_ADD_END, 0), "rand_pool_add_end"},
47     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_POOL_ATTACH, 0), "rand_pool_attach"},
48     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_POOL_BYTES_NEEDED, 0),
49      "rand_pool_bytes_needed"},
50     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_POOL_NEW, 0), "rand_pool_new"},
51     {ERR_PACK(ERR_LIB_RAND, RAND_F_RAND_WRITE_FILE, 0), "RAND_write_file"},
52     {0, NULL}
53 };
54
55 static const ERR_STRING_DATA RAND_str_reasons[] = {
56     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ADDITIONAL_INPUT_TOO_LONG),
57     "additional input too long"},
58     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ALREADY_INSTANTIATED),
59     "already instantiated"},
60     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ARGUMENT_OUT_OF_RANGE),
61     "argument out of range"},
62     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_CANNOT_OPEN_FILE), "Cannot open file"},
63     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_DRBG_ALREADY_INITIALIZED),
64     "drbg already initialized"},
65     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_DRBG_NOT_INITIALISED),
66     "drbg not initialised"},
67     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ENTROPY_INPUT_TOO_LONG),
68     "entropy input too long"},
69     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ENTROPY_OUT_OF_RANGE),
70     "entropy out of range"},
71     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ERROR_ENTROPY_POOL_WAS_IGNORED),
72     "error entropy pool was ignored"},
73     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ERROR_INITIALISING_DRBG),
74     "error initialising drbg"},
75     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ERROR_INSTANTIATING_DRBG),
76     "error instantiating drbg"},
77     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ERROR_RETRIEVING_ADDITIONAL_INPUT),
78     "error retrieving additional input"},
79     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ERROR_RETRIEVING_ENTROPY),
80     "error retrieving entropy"},
81     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_ERROR_RETRIEVING_NONCE),
82     "error retrieving nonce"},
83     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_FAILED_TO_CREATE_LOCK),
84     "failed to create lock"},
85     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_FUNC_NOT_IMPLEMENTED),
86     "Function not implemented"},
87     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_FWRITE_ERROR), "Error writing file"},
88     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_GENERATE_ERROR), "generate error"},
89     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_INTERNAL_ERROR), "internal error"},
90     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_IN_ERROR_STATE), "in error state"},
91     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_NOT_A_REGULAR_FILE),
92     "Not a regular file"},
93     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_NOT_INSTANTIATED), "not instantiated"},
94     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_NO_DRBG_IMPLEMENTATION_SELECTED),
95     "no drbg implementation selected"},
96     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_PARENT_LOCKING_NOT_ENABLED),
97     "parent locking not enabled"},
98     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_PARENT_STRENGTH_TOO_WEAK),
99     "parent strength too weak"},
100     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_PERSONALISATION_STRING_TOO_LONG),
101     "personalisation string too long"},
102     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_PREDICTION_RESISTANCE_NOT_SUPPORTED),
103     "prediction resistance not supported"},
104     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_PRNG_NOT_SEEDED), "PRNG not seeded"},
105     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_RANDOM_POOL_OVERFLOW),
106     "random pool overflow"},
107     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_RANDOM_POOL_UNDERFLOW),
108     "random pool underflow"},
109     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_REQUEST_TOO_LARGE_FOR_DRBG),
110     "request too large for drbg"},
111     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_RESEED_ERROR), "reseed error"},
112     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_SELFTEST_FAILURE), "selftest failure"},
113     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_TOO_LITTLE_NONCE_REQUESTED),
114     "too little nonce requested"},
115     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_TOO_MUCH_NONCE_REQUESTED),
116     "too much nonce requested"},
117     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_UNSUPPORTED_DRBG_FLAGS),
118     "unsupported drbg flags"},
119     {ERR_PACK(ERR_LIB_RAND, 0, RAND_R_UNSUPPORTED_DRBG_TYPE),
120     "unsupported drbg type"},
121     {0, NULL}
122 };
123
124 #endif
125
126 int ERR_load_RAND_strings(void)
127 {
128 #ifndef OPENSSL_NO_ERR
129     if (ERR_func_error_string(RAND_str_functs[0].error) == NULL) {
130         ERR_load_strings_const(RAND_str_functs);
131         ERR_load_strings_const(RAND_str_reasons);
132     }
133 #endif
134     return 1;
135 }