Mercurial > dropbear
view libtommath/bn_error.c @ 687:167fdc091c05
Improve RNG seeding.
Try to read from /dev/urandom multiple times, take input from extra sources,
and use /dev/random when generating private keys
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Fri, 29 Jun 2012 23:19:43 +0800 |
parents | 5ff8218bcee9 |
children | 60fc6476e044 |
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#include <tommath.h> #ifdef BN_ERROR_C /* LibTomMath, multiple-precision integer library -- Tom St Denis * * LibTomMath is a library that provides multiple-precision * integer arithmetic as well as number theoretic functionality. * * The library was designed directly after the MPI library by * Michael Fromberger but has been written from scratch with * additional optimizations in place. * * The library is free for all purposes without any express * guarantee it works. * * Tom St Denis, [email protected], http://math.libtomcrypt.com */ static const struct { int code; char *msg; } msgs[] = { { MP_OKAY, "Successful" }, { MP_MEM, "Out of heap" }, { MP_VAL, "Value out of range" } }; /* return a char * string for a given code */ char *mp_error_to_string(int code) { int x; /* scan the lookup table for the given message */ for (x = 0; x < (int)(sizeof(msgs) / sizeof(msgs[0])); x++) { if (msgs[x].code == code) { return msgs[x].msg; } } /* generic reply for invalid code */ return "Invalid error code"; } #endif /* $Source: /cvs/libtom/libtommath/bn_error.c,v $ */ /* $Revision: 1.3 $ */ /* $Date: 2006/03/31 14:18:44 $ */