---
name: "CryptSetProvParam"
section: "3w"
platform: "linux"
package: "libwine-dev"
version: "1.4.1-4"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/CryptSetProvParam"
---

# CryptSetProvParam(3w)

## NAME

**CryptSetProvParam** (ADVAPI32.@)

## SYNOPSIS

BOOL CryptSetProvParam\
  (\
   HCRYPTPROV  *hProv*,\
   DWORD       *dwParam*,\
   CONST BYTE\* *pbData*,\
   DWORD       *dwFlags*\
  )

## DESCRIPTION

Customizes the operations of a **CSP**.

## PARAMS

*hProv* **\[In\]**  Handle of a **CSP**.

*dwParam* **\[In\]**  See **MSDN** Doc.

*pbData* **\[In\]**  Buffer that contains a value to set as a parameter.

*dwFlags* **\[In\]**  if *dwParam* is **PP\_USE\_HARDWARE\_RNG**, *dwFlags* must be zero.

## RETURNS

**Success:** **TRUE**

**Failure:** **FALSE**

## IMPLEMENTATION

Declared in **"wincrypt.h"**.

Implemented in **"dlls/advapi32/crypt.c"**.

Debug channel **"crypt"**.