pr_exportfilemapasstring.md

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# PR_ExportFileMapAsString

Creates a string identifying a {ref}`PRFileMap`.

## Syntax

```{code}

#include <prshma.h>

NSPR_API( PRStatus )

PR_ExportFileMapAsString(

  PRFileMap *fm,

  PRSize bufsize,

  char *buf

);

```

1. define PR_FILEMAP_STRING_BUFSIZE 128

### Parameters

The function has the following parameters:

`fm`

: A pointer to the {ref}`PRFileMap` to be represented as a string.

`bufsize`

: sizeof(buf)

`buf`

: A pointer to abuffer of length `PR_FILEMAP_STRING_BUFSIZE`.

### Returns

{ref}`PRStatus`

## Description

Creates an identifier, as a string, from a {ref}`PRFileMap` object

previously created with {ref}`PR_OpenAnonFileMap`.