.\" -*- nroff -*-
.\" Generated file - DO NOT EDIT!
.TH CryptGetHashParam 3w "Oct 2012" "Wine API" "Wine API"

.SH NAME
\fBCryptGetHashParam\fR (ADVAPI32.@)
.SH SYNOPSIS
BOOL CryptGetHashParam
 (
  HCRYPTHASH \fIhHash\fR,
  DWORD      \fIdwParam\fR,
  BYTE*      \fIpbData\fR,
  DWORD*     \fIpdwDataLen\fR,
  DWORD      \fIdwFlags\fR
 )

.SH DESCRIPTION
.PP
Retrieves data that controls the operations of a hash object. 

.SH PARAMS
\fIhHash\fR \fB[In]\fR  Handle of the hash object to question.
.PP
\fIdwParam\fR \fB[In]\fR  Query type.
.PP
\fIpbData\fR \fB[Out]\fR  Buffer that receives the value data.
.PP
\fIpdwDataLen\fR \fB[In/Out]\fR  Size of the \fIpbData\fR buffer.
.PP
\fIdwFlags\fR \fB[In]\fR  Reserved for future use and must be zero.
.PP

.SH RETURNS
.PP
\fBSuccess:\fR \fBTRUE\fR 
.PP
\fBFailure:\fR \fBFALSE\fR. 

.SH NOTES
.PP
If \fIpbData\fR is \fBNULL\fR, \fIpdwDataLen\fR will contain the length required. 

.SH IMPLEMENTATION
.PP
Declared in \fB"wincrypt.h"\fR. 
.PP
Implemented in \fB"dlls/advapi32/crypt.c"\fR. 
.PP
Debug channel \fB"crypt"\fR.