tools/testing/selftests/net/packetdrill/tcp_blocking_blocking-read.pkt

Source file repositories/reference/linux-study-clean/tools/testing/selftests/net/packetdrill/tcp_blocking_blocking-read.pkt

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/net/packetdrill/tcp_blocking_blocking-read.pkt
Extension
.pkt
Size
823 bytes
Lines
32
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
// Test for blocking read.

--tolerance_usecs=10000
--mss=1000

`./defaults.sh`

// Establish a connection.
    0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 3
   +0 setsockopt(3, SOL_SOCKET, SO_REUSEADDR, [1], 4) = 0
   +0 bind(3, ..., ...) = 0
   +0 listen(3, 1) = 0

  +.1 < S 0:0(0) win 32792 <mss 1000,nop,wscale 7>
   +0 > S. 0:0(0) ack 1 <mss 1460,nop,wscale 8>
  +.1 < . 1:1(0) ack 1 win 257
   +0 accept(3, ..., ...) = 4

   +0...0.100 read(4, ..., 2000) = 2000
  +.1 < P. 1:2001(2000) ack 1 win 257
   +0 > . 1:1(0) ack 2001

  +.1...0.200 read(4, ..., 2000) = 2000
  +.1 < P. 2001:4001(2000) ack 1 win 257
   +0 > . 1:1(0) ack 4001

  +.1 < P. 4001:6001(2000) ack 1 win 257
   +0 > . 1:1(0) ack 6001
   +0...0.000 read(4, ..., 1000) = 1000
   +0...0.000 read(4, ..., 1000) = 1000

Annotation

Implementation Notes