diff options
Diffstat (limited to 'secure/lib/libcrypto/man/bn_internal.3')
-rw-r--r-- | secure/lib/libcrypto/man/bn_internal.3 | 54 |
1 files changed, 26 insertions, 28 deletions
diff --git a/secure/lib/libcrypto/man/bn_internal.3 b/secure/lib/libcrypto/man/bn_internal.3 index 6bfd50f..dfaae53 100644 --- a/secure/lib/libcrypto/man/bn_internal.3 +++ b/secure/lib/libcrypto/man/bn_internal.3 @@ -1,8 +1,7 @@ -.\" Automatically generated by Pod::Man version 1.15 -.\" Wed Mar 17 09:38:41 2004 +.\" Automatically generated by Pod::Man v1.37, Pod::Parser v1.14 .\" .\" Standard preamble: -.\" ====================================================================== +.\" ======================================================================== .de Sh \" Subsection heading .br .if t .Sp @@ -15,12 +14,6 @@ .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 @@ -28,15 +21,14 @@ .. .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++. Capital omega is used -.\" to do unbreakable dashes and therefore won't be available. \*(C` and -.\" \*(C' expand to `' in nroff, nothing in troff, for use with C<> +.\" real vertical bar. \*(C+ will give a nicer C++. Capital omega is used to +.\" do unbreakable dashes and therefore won't be available. \*(C` and \*(C' +.\" expand to `' in nroff, nothing in troff, for use with C<>. .tr \(*W-|\(bv\*(Tr .ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p' .ie n \{\ @@ -56,10 +48,10 @@ . ds R" '' 'br\} .\" -.\" If the F register is turned on, we'll generate index entries on stderr -.\" for titles (.TH), headers (.SH), subsections (.Sh), items (.Ip), and -.\" index entries marked with X<> in POD. Of course, you'll have to process -.\" the output yourself in some meaningful fashion. +.\" If the F register is turned on, we'll generate index entries on stderr for +.\" titles (.TH), headers (.SH), subsections (.Sh), items (.Ip), and index +.\" entries marked with X<> in POD. Of course, you'll have to process the +.\" output yourself in some meaningful fashion. .if \nF \{\ . de IX . tm Index:\\$1\t\\n%\t"\\$2" @@ -68,14 +60,13 @@ . rr F .\} .\" -.\" For nroff, turn off justification. Always turn off hyphenation; it -.\" makes way too many mistakes in technical documents. +.\" For nroff, turn off justification. 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. No user-serviceable parts. -.bd B 3 . \" fudge factors for nroff and troff .if n \{\ . ds #H 0 @@ -135,11 +126,10 @@ . ds Ae AE .\} .rm #[ #] #H #V #F C -.\" ====================================================================== +.\" ======================================================================== .\" .IX Title "bn_internal 3" -.TH bn_internal 3 "0.9.7d" "2004-03-17" "OpenSSL" -.UC +.TH bn_internal 3 "2005-02-24" "0.9.7d" "OpenSSL" .SH "NAME" bn_mul_words, bn_mul_add_words, bn_sqr_words, bn_div_words, bn_add_words, bn_sub_words, bn_mul_comba4, bn_mul_comba8, @@ -147,7 +137,7 @@ bn_sqr_comba4, bn_sqr_comba8, bn_cmp_words, bn_mul_normal, bn_mul_low_normal, bn_mul_recursive, bn_mul_part_recursive, bn_mul_low_recursive, bn_mul_high, bn_sqr_normal, bn_sqr_recursive, bn_expand, bn_wexpand, bn_expand2, bn_fix_top, bn_check_top, -bn_print, bn_dump, bn_set_max, bn_set_high, bn_set_low \- \s-1BIGNUM\s0 +bn_print, bn_dump, bn_set_max, bn_set_high, bn_set_low \- BIGNUM library internal functions .SH "SYNOPSIS" .IX Header "SYNOPSIS" @@ -162,15 +152,18 @@ library internal functions \& BN_ULONG bn_sub_words(BN_ULONG *rp, BN_ULONG *ap, BN_ULONG *bp, \& int num); .Ve +.PP .Vb 4 \& void bn_mul_comba4(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b); \& void bn_mul_comba8(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b); \& void bn_sqr_comba4(BN_ULONG *r, BN_ULONG *a); \& void bn_sqr_comba8(BN_ULONG *r, BN_ULONG *a); .Ve +.PP .Vb 1 \& int bn_cmp_words(BN_ULONG *a, BN_ULONG *b, int n); .Ve +.PP .Vb 11 \& void bn_mul_normal(BN_ULONG *r, BN_ULONG *a, int na, BN_ULONG *b, \& int nb); @@ -184,21 +177,25 @@ library internal functions \& void bn_mul_high(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, BN_ULONG *l, \& int n2, BN_ULONG *tmp); .Ve +.PP .Vb 2 \& void bn_sqr_normal(BN_ULONG *r, BN_ULONG *a, int n, BN_ULONG *tmp); \& void bn_sqr_recursive(BN_ULONG *r, BN_ULONG *a, int n2, BN_ULONG *tmp); .Ve +.PP .Vb 3 \& void mul(BN_ULONG r, BN_ULONG a, BN_ULONG w, BN_ULONG c); \& void mul_add(BN_ULONG r, BN_ULONG a, BN_ULONG w, BN_ULONG c); \& void sqr(BN_ULONG r0, BN_ULONG r1, BN_ULONG a); .Ve +.PP .Vb 4 \& BIGNUM *bn_expand(BIGNUM *a, int bits); \& BIGNUM *bn_wexpand(BIGNUM *a, int n); \& BIGNUM *bn_expand2(BIGNUM *a, int n); \& void bn_fix_top(BIGNUM *a); .Ve +.PP .Vb 6 \& void bn_check_top(BIGNUM *a); \& void bn_print(BIGNUM *a); @@ -224,6 +221,7 @@ applications. \& int neg; /* sign */ \& } BIGNUM; .Ve +.PP The big number is stored in \fBd\fR, a \fImalloc()\fRed array of \fB\s-1BN_ULONG\s0\fRs, least significant first. A \fB\s-1BN_ULONG\s0\fR can be either 16, 32 or 64 bits in size (\fB\s-1BITS2\s0\fR), depending on the 'number of bits' specified in @@ -239,7 +237,7 @@ Various routines in this library require the use of temporary allocation to create \fB\s-1BIGNUM\s0\fRs is rather expensive when used in conjunction with repeated subroutine calls, the \fB\s-1BN_CTX\s0\fR structure is used. This structure contains \fB\s-1BN_CTX_NUM\s0\fR \fB\s-1BIGNUM\s0\fRs, see -BN_CTX_start(3). +\&\fIBN_CTX_start\fR\|(3). .Sh "Low-level arithmetic operations" .IX Subsection "Low-level arithmetic operations" These functions are implemented in C and for several platforms in @@ -255,7 +253,7 @@ the result in \fBrp\fR, and returns the high word (carry). .PP bn_sqr_words(\fBrp\fR, \fBap\fR, \fBn\fR) operates on the \fBnum\fR word array \&\fBap\fR and the 2*\fBnum\fR word array \fBap\fR. It computes \fBap\fR * \fBap\fR -word-wise, and places the low and high bytes of the result in \fBrp\fR. +word\-wise, and places the low and high bytes of the result in \fBrp\fR. .PP bn_div_words(\fBh\fR, \fBl\fR, \fBd\fR) divides the two word number (\fBh\fR,\fBl\fR) by \fBd\fR and returns the result. @@ -345,7 +343,7 @@ number. \fIbn_wexpand()\fR ensures that \fBb\fR has enough space for an call \fIbn_expand2()\fR, which allocates a new \fBd\fR array and copies the data. They return \fB\s-1NULL\s0\fR on error, \fBb\fR otherwise. .PP -The \fIbn_fix_top()\fR macro reduces \fBa->top\fR to point to the most +The \fIbn_fix_top()\fR macro reduces \fBa\->top\fR to point to the most significant non-zero word when \fBa\fR has shrunk. .Sh "Debugging" .IX Subsection "Debugging" @@ -363,4 +361,4 @@ If \fB\s-1BN_DEBUG\s0\fR is not defined, \fIbn_check_top()\fR, \fIbn_print()\fR, and \fIbn_set_max()\fR are defined as empty macros. .SH "SEE ALSO" .IX Header "SEE ALSO" -bn(3) +\&\fIbn\fR\|(3) |