diff options
| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-08-25 20:20:25 +0200 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-08-25 20:20:25 +0200 |
| commit | 8f2e408448c2c2d16173f244448b8b9a1fcaf6d7 (patch) | |
| tree | e7c0263d9470ac7f73e39613b7ed44f52874ce48 /sys/man | |
| parent | 2dec35524e1c9205656ef0167f5d7486a3a34302 (diff) | |
libmp: add mpnrand() function to generate uniform random number 0 ≤ x < n
Diffstat (limited to 'sys/man')
| -rw-r--r-- | sys/man/2/mp | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/sys/man/2/mp b/sys/man/2/mp index d2ebe342a..bfa49f71d 100644 --- a/sys/man/2/mp +++ b/sys/man/2/mp @@ -1,6 +1,6 @@ .TH MP 2 .SH NAME -mpsetminbits, mpnew, mpfree, mpbits, mpnorm, mpcopy, mpassign, mprand, strtomp, mpfmt,mptoa, betomp, mptobe, letomp, mptole, mptoui, uitomp, mptoi, itomp, uvtomp, mptouv, vtomp, mptov, mpdigdiv, mpadd, mpsub, mpleft, mpright, mpmul, mpexp, mpmod, mpdiv, mpcmp, mpextendedgcd, mpinvert, mpsignif, mplowbits0, mpvecdigmuladd, mpvecdigmulsub, mpvecadd, mpvecsub, mpveccmp, mpvecmul, mpmagcmp, mpmagadd, mpmagsub, crtpre, crtin, crtout, crtprefree, crtresfree \- extended precision arithmetic +mpsetminbits, mpnew, mpfree, mpbits, mpnorm, mpcopy, mpassign, mprand, mpnrand, strtomp, mpfmt,mptoa, betomp, mptobe, letomp, mptole, mptoui, uitomp, mptoi, itomp, uvtomp, mptouv, vtomp, mptov, mpdigdiv, mpadd, mpsub, mpleft, mpright, mpmul, mpexp, mpmod, mpdiv, mpcmp, mpextendedgcd, mpinvert, mpsignif, mplowbits0, mpvecdigmuladd, mpvecdigmulsub, mpvecadd, mpvecsub, mpveccmp, mpvecmul, mpmagcmp, mpmagadd, mpmagsub, crtpre, crtin, crtout, crtprefree, crtresfree \- extended precision arithmetic .SH SYNOPSIS .B #include <u.h> .br @@ -34,6 +34,9 @@ void mpassign(mpint *old, mpint *new) mpint* mprand(int bits, void (*gen)(uchar*, int), mpint *b) .PP .B +mpint* mnprand(mpint *n, void (*gen)(uchar*, int), mpint *b) +.PP +.B mpint* strtomp(char *buf, char **rptr, int base, mpint *b) .PP .B @@ -300,6 +303,14 @@ bit random number using the generator takes a pointer to a string of uchar's and the number to fill in. .PP +.I Mpnrand +uses +.I gen +to generate a uniform random number +.IR x , +.if t 0 ≤ \fIx\fR < \fIn\fR. +.if n 0 ≤ x < n. +.PP .I Strtomp and .I mptoa |