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[dragonfly.git] / secure / lib / libcrypto / man / DH_new.3
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2''' $RCSfile$$Revision$$Date$
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34'''
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36''' Set up \*(-- to give an unbreakable dash;
37''' string Tr holds user defined translation string.
38''' Bell System Logo is used as a dummy character.
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984263bc 41.ie n \{\
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42.ds -- \(*W-
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45.if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch
46.ds L" ""
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48''' \*(M", \*(S", \*(N" and \*(T" are the equivalent of
49''' \*(L" and \*(R", except that they are used on ".xx" lines,
50''' such as .IP and .SH, which do another additional levels of
51''' double-quote interpretation
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64.ds -- \(em\|
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66.ds L" ``
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80.\" If the F register is turned on, we'll generate
81.\" index entries out stderr for the following things:
82.\" TH Title
83.\" SH Header
84.\" Sh Subsection
85.\" Ip Item
86.\" X<> Xref (embedded
87.\" Of course, you have to process the output yourself
88.\" in some meaninful fashion.
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984263bc 92..
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96.TH DH_new 3 "0.9.7d" "2/Sep/2004" "OpenSSL"
97.UC
98.if n .hy 0
984263bc 99.if n .na
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100.ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p'
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109..
110.\" @(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2
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74dab6c2 113. \" fudge factors for nroff and troff
984263bc 114.if n \{\
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115. ds #H 0
116. ds #V .8m
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119. ds #] \fP
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120.\}
121.if t \{\
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139.\}
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146. ds ? \s-2c\h'-\w'c'u*7/10'\u\h'\*(#H'\zi\d\s+2\h'\w'c'u*8/10'
147. ds ! \s-2\(or\s+2\h'-\w'\(or'u'\v'-.8m'.\v'.8m'
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159.ds d- \h'\*(#H'\(pd\h'-\w'~'u'\v'-.25m'\f2\(hy\fP\v'.25m'\h'-\*(#H'
160.ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u'
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172\{\
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188.\}
189.rm #[ #] #H #V #F C
984263bc 190.SH "NAME"
74dab6c2 191DH_new, DH_free \- allocate and free DH objects
984263bc 192.SH "SYNOPSIS"
74dab6c2 193.PP
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194.Vb 1
195\& #include <openssl/dh.h>
196.Ve
197.Vb 1
198\& DH* DH_new(void);
199.Ve
200.Vb 1
201\& void DH_free(DH *dh);
202.Ve
203.SH "DESCRIPTION"
74dab6c2 204\fIDH_new()\fR allocates and initializes a \fBDH\fR structure.
984263bc 205.PP
74dab6c2 206\fIDH_free()\fR frees the \fBDH\fR structure and its components. The values are
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207erased before the memory is returned to the system.
208.SH "RETURN VALUES"
74dab6c2 209If the allocation fails, \fIDH_new()\fR returns \fBNULL\fR and sets an error
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210code that can be obtained by ERR_get_error(3). Otherwise it returns
211a pointer to the newly allocated structure.
212.PP
74dab6c2 213\fIDH_free()\fR returns no value.
984263bc 214.SH "SEE ALSO"
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215dh(3), ERR_get_error(3),
216DH_generate_parameters(3),
217DH_generate_key(3)
218.SH "HISTORY"
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219\fIDH_new()\fR and \fIDH_free()\fR are available in all versions of SSLeay and OpenSSL.
220
221.rn }` ''
222.IX Title "DH_new 3"
223.IX Name "DH_new, DH_free - allocate and free DH objects"
224
225.IX Header "NAME"
226
227.IX Header "SYNOPSIS"
228
229.IX Header "DESCRIPTION"
230
231.IX Header "RETURN VALUES"
232
233.IX Header "SEE ALSO"
234
984263bc 235.IX Header "HISTORY"
74dab6c2 236