diff options
author | Ulf Möller <ulf@openssl.org> | 2000-01-13 20:59:17 +0000 |
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committer | Ulf Möller <ulf@openssl.org> | 2000-01-13 20:59:17 +0000 |
commit | eb952088f0d5da59e569ae2aa33e9b96bc3b586d (patch) | |
tree | 1d722a423148a6b568a1e6d42f01943aed6cfb2a /crypto/rand/rand.h | |
parent | 22e219d90f1ea5d3b2f4abb72c846a436ea33eff (diff) | |
download | openssl-eb952088f0d5da59e569ae2aa33e9b96bc3b586d.tar.gz |
Precautions against using the PRNG uninitialized: RAND_bytes() now
returns int (1 = ok, 0 = not seeded). New function RAND_add() is the
same as RAND_seed() but takes an estimate of the entropy as an additional
argument.
Diffstat (limited to 'crypto/rand/rand.h')
-rw-r--r-- | crypto/rand/rand.h | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/crypto/rand/rand.h b/crypto/rand/rand.h index fd8ee38366..35a3bb6e10 100644 --- a/crypto/rand/rand.h +++ b/crypto/rand/rand.h @@ -66,24 +66,41 @@ extern "C" { typedef struct rand_meth_st { void (*seed)(const void *buf, int num); - void (*bytes)(unsigned char *buf, int num); + int (*bytes)(unsigned char *buf, int num); void (*cleanup)(void); + void (*add)(const void *buf, int num, int entropy); } RAND_METHOD; void RAND_set_rand_method(RAND_METHOD *meth); RAND_METHOD *RAND_get_rand_method(void ); RAND_METHOD *RAND_SSLeay(void); void RAND_cleanup(void ); -void RAND_bytes(unsigned char *buf,int num); +int RAND_bytes(unsigned char *buf,int num); void RAND_seed(const void *buf,int num); +void RAND_add(const void *buf,int num,int entropy); int RAND_load_file(const char *file,long max_bytes); int RAND_write_file(const char *file); char *RAND_file_name(char *file,int num); #ifdef WINDOWS void RAND_screen(void); #endif +void ERR_load_RAND_strings(void); + +/* BEGIN ERROR CODES */ +/* The following lines are auto generated by the script mkerr.pl. Any changes + * made after this point may be overwritten when the script is next run. + */ + +/* Error codes for the RAND functions. */ + +/* Function codes. */ +#define RAND_F_SSLEAY_RAND_BYTES 100 + +/* Reason codes. */ +#define RAND_R_PRNG_NOT_SEEDED 100 + #ifdef __cplusplus } #endif - #endif + |