1 /* ====================================================================
2 * Copyright (c) 2003 The OpenSSL Project. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer.
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17 * software must display the following acknowledgment:
18 * "This product includes software developed by the OpenSSL Project
19 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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24 * openssl-core@openssl.org.
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32 * "This product includes software developed by the OpenSSL Project
33 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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50 #ifndef HEADER_FIPS_RAND_H
51 #define HEADER_FIPS_RAND_H
53 #include <openssl/aes.h>
54 #include <openssl/evp.h>
55 #include <openssl/hmac.h>
56 #include <openssl/ec.h>
64 int FIPS_x931_set_key(const unsigned char *key, int keylen);
65 int FIPS_x931_seed(const void *buf, int num);
66 int FIPS_x931_bytes(unsigned char *out, int outlen);
68 int FIPS_x931_test_mode(void);
69 void FIPS_x931_reset(void);
70 int FIPS_x931_set_dt(unsigned char *dt);
72 int FIPS_x931_status(void);
74 const RAND_METHOD *FIPS_x931_method(void);
76 typedef struct drbg_ctx_st DRBG_CTX;
77 /* DRBG external flags */
78 /* Flag for CTR mode only: use derivation function ctr_df */
79 #define DRBG_FLAG_CTR_USE_DF 0x1
80 /* PRNG is in test state */
81 #define DRBG_FLAG_TEST 0x2
83 DRBG_CTX *FIPS_drbg_new(int type, unsigned int flags);
84 int FIPS_drbg_init(DRBG_CTX *dctx, int type, unsigned int flags);
85 int FIPS_drbg_instantiate(DRBG_CTX *dctx,
86 const unsigned char *pers, size_t perslen);
87 int FIPS_drbg_reseed(DRBG_CTX *dctx, const unsigned char *adin, size_t adinlen);
88 int FIPS_drbg_generate(DRBG_CTX *dctx, unsigned char *out, size_t outlen,
89 int prediction_resistance,
90 const unsigned char *adin, size_t adinlen);
92 int FIPS_drbg_uninstantiate(DRBG_CTX *dctx);
93 void FIPS_drbg_free(DRBG_CTX *dctx);
95 int FIPS_drbg_set_callbacks(DRBG_CTX *dctx,
96 size_t (*get_entropy)(DRBG_CTX *ctx, unsigned char **pout,
97 int entropy, size_t min_len, size_t max_len),
98 void (*cleanup_entropy)(DRBG_CTX *ctx, unsigned char *out, size_t olen),
99 size_t entropy_blocklen,
100 size_t (*get_nonce)(DRBG_CTX *ctx, unsigned char **pout,
101 int entropy, size_t min_len, size_t max_len),
102 void (*cleanup_nonce)(DRBG_CTX *ctx, unsigned char *out, size_t olen));
104 int FIPS_drbg_set_rand_callbacks(DRBG_CTX *dctx,
105 size_t (*get_adin)(DRBG_CTX *ctx, unsigned char **pout),
106 void (*cleanup_adin)(DRBG_CTX *ctx, unsigned char *out, size_t olen),
107 int (*rand_seed_cb)(DRBG_CTX *ctx, const void *buf, int num),
108 int (*rand_add_cb)(DRBG_CTX *ctx,
109 const void *buf, int num, double entropy));
111 void *FIPS_drbg_get_app_data(DRBG_CTX *ctx);
112 void FIPS_drbg_set_app_data(DRBG_CTX *ctx, void *app_data);
113 size_t FIPS_drbg_get_blocklength(DRBG_CTX *dctx);
114 int FIPS_drbg_get_strength(DRBG_CTX *dctx);
115 void FIPS_drbg_set_check_interval(DRBG_CTX *dctx, int interval);
116 void FIPS_drbg_set_reseed_interval(DRBG_CTX *dctx, int interval);
118 int FIPS_drbg_health_check(DRBG_CTX *dctx);
120 DRBG_CTX *FIPS_get_default_drbg(void);
121 const RAND_METHOD *FIPS_drbg_method(void);
124 int FIPS_rand_set_method(const RAND_METHOD *meth);
125 const RAND_METHOD *FIPS_rand_get_method(void);
127 void FIPS_rand_set_bits(int nbits);
129 int FIPS_rand_strength(void);