---
name: "lamf_rfwrite"
section: "2"
platform: "linux"
package: "lam2-dev"
version: "6.3.2-3"
release: "Debian 2.2 (Potato)"
platforms: ["linux"]
url: "https://new.carta.tech/lamf_rfread"
---

# lamf\_rfwrite(2)

Read/write data from/to a remote file. (LAM)

Part of [lamf\_rfread(2)](/lamf_rfread/2.md).

## NAME

lamf\_rfread, lamf\_rfwrite - Read/write data from/to a remote file. (LAM)

## SYNOPSIS

```
subroutine lamf_rfread (udesc, buffer, inbytes, outbytes, ierror)
subroutine lamf_rfread (udesc, buffer, inbytes, outbytes, ierror)
<type> buffer(*)
integer udesc, inbytes, outbytes, ierror
```

## DESCRIPTION

These functions provide access to underlying POSIX functions, [read(2)](/read/2.md) and [write(2)](/write/2.md), on any LAM node. See [lam\_rfposix(2)](/lam_rfposix/2.md).

The length of the caller's buffer is given in the *inbytes* argument. The actual number of bytes transferred is returned in the *outbytes* argument.

## SEE ALSO

[lamf\_rfopen(2)](/lamf_rfopen/2.md), [lamf\_rfclose(2)](/lamf_rfclose/2.md)