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Diffstat (limited to 'secure/lib/libcrypto/man/RAND_set_rand_method.3')
| -rw-r--r-- | secure/lib/libcrypto/man/RAND_set_rand_method.3 | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/secure/lib/libcrypto/man/RAND_set_rand_method.3 b/secure/lib/libcrypto/man/RAND_set_rand_method.3 deleted file mode 100644 index 3e9af3c41b4e..000000000000 --- a/secure/lib/libcrypto/man/RAND_set_rand_method.3 +++ /dev/null @@ -1,219 +0,0 @@ -.\" Automatically generated by Pod::Man version 1.15 -.\" Wed Feb 19 16:42:57 2003 -.\" -.\" Standard preamble: -.\" ====================================================================== -.de Sh \" Subsection heading -.br -.if t .Sp -.ne 5 -.PP -\fB\\$1\fR -.PP -.. -.de Sp \" Vertical space (when we can't use .PP) -.if t .sp .5v -.if n .sp -.. -.de Ip \" List item -.br -.ie \\n(.$>=3 .ne \\$3 -.el .ne 3 -.IP "\\$1" \\$2 -.. -.de Vb \" Begin verbatim text -.ft CW -.nf -.ne \\$1 -.. -.de Ve \" End verbatim text -.ft R - -.fi -.. -.\" Set up some character translations and predefined strings. \*(-- will -.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left -.\" double quote, and \*(R" will give a right double quote. | will give a -.\" real vertical bar. \*(C+ will give a nicer C++. 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Always turn off hyphenation; it -.\" makes way too many mistakes in technical documents. -.hy 0 -.if n .na -.\" -.\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2). -.\" Fear. Run. Save yourself. 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By modifying the method, alternative implementations such as -hardware RNGs may be used. \s-1IMPORTANT:\s0 See the \s-1NOTES\s0 section for important -information about how these \s-1RAND\s0 \s-1API\s0 functions are affected by the use of -\&\fB\s-1ENGINE\s0\fR \s-1API\s0 calls. -.PP -Initially, the default \s-1RAND_METHOD\s0 is the OpenSSL internal implementation, as -returned by \fIRAND_SSLeay()\fR. -.PP -\&\fIRAND_set_default_method()\fR makes \fBmeth\fR the method for \s-1PRNG\s0 use. \fB\s-1NB\s0\fR: This is -true only whilst no \s-1ENGINE\s0 has been set as a default for \s-1RAND\s0, so this function -is no longer recommended. -.PP -\&\fIRAND_get_default_method()\fR returns a pointer to the current \s-1RAND_METHOD\s0. -However, the meaningfulness of this result is dependant on whether the \s-1ENGINE\s0 -\&\s-1API\s0 is being used, so this function is no longer recommended. -.SH "THE RAND_METHOD STRUCTURE" -.IX Header "THE RAND_METHOD STRUCTURE" -.Vb 9 -\& typedef struct rand_meth_st -\& { -\& void (*seed)(const void *buf, int num); -\& int (*bytes)(unsigned char *buf, int num); -\& void (*cleanup)(void); -\& void (*add)(const void *buf, int num, int entropy); -\& int (*pseudorand)(unsigned char *buf, int num); -\& int (*status)(void); -\& } RAND_METHOD; -.Ve -The components point to the implementation of \fIRAND_seed()\fR, -\&\fIRAND_bytes()\fR, \fIRAND_cleanup()\fR, \fIRAND_add()\fR, \fIRAND_pseudo_rand()\fR -and \fIRAND_status()\fR. -Each component may be \s-1NULL\s0 if the function is not implemented. -.SH "RETURN VALUES" -.IX Header "RETURN VALUES" -\&\fIRAND_set_rand_method()\fR returns no value. \fIRAND_get_rand_method()\fR and -\&\fIRAND_SSLeay()\fR return pointers to the respective methods. -.SH "NOTES" -.IX Header "NOTES" -As of version 0.9.7, \s-1RAND_METHOD\s0 implementations are grouped together with other -algorithmic APIs (eg. \s-1RSA_METHOD\s0, \s-1EVP_CIPHER\s0, etc) in \fB\s-1ENGINE\s0\fR modules. If a -default \s-1ENGINE\s0 is specified for \s-1RAND\s0 functionality using an \s-1ENGINE\s0 \s-1API\s0 function, -that will override any \s-1RAND\s0 defaults set using the \s-1RAND\s0 \s-1API\s0 (ie. -\&\fIRAND_set_rand_method()\fR). For this reason, the \s-1ENGINE\s0 \s-1API\s0 is the recommended way -to control default implementations for use in \s-1RAND\s0 and other cryptographic -algorithms. -.SH "SEE ALSO" -.IX Header "SEE ALSO" -rand(3), engine(3) -.SH "HISTORY" -.IX Header "HISTORY" -\&\fIRAND_set_rand_method()\fR, \fIRAND_get_rand_method()\fR and \fIRAND_SSLeay()\fR are -available in all versions of OpenSSL. -.PP -In the engine version of version 0.9.6, \fIRAND_set_rand_method()\fR was altered to -take an \s-1ENGINE\s0 pointer as its argument. As of version 0.9.7, that has been -reverted as the \s-1ENGINE\s0 \s-1API\s0 transparently overrides \s-1RAND\s0 defaults if used, -otherwise \s-1RAND\s0 \s-1API\s0 functions work as before. \fIRAND_set_rand_engine()\fR was also -introduced in version 0.9.7. |