.TH "nfq_cfg" 3 "Thu Jan 28 2021" "Version 1.0.5" "libnetfilter_queue" \" -*- nroff -*-
.ad l
.nh
.SH NAME
nfq_cfg \- Config helpers
.SH SYNOPSIS
.br
.PP
.SS "Functions"

.in +1c
.ti -1c
.RI "void \fBnfq_nlmsg_cfg_put_cmd\fP (struct nlmsghdr *nlh, uint16_t pf, uint8_t cmd)"
.br
.ti -1c
.RI "void \fBnfq_nlmsg_cfg_put_params\fP (struct nlmsghdr *nlh, uint8_t mode, int range)"
.br
.ti -1c
.RI "void \fBnfq_nlmsg_cfg_put_qmaxlen\fP (struct nlmsghdr *nlh, uint32_t queue_maxlen)"
.br
.in -1c
.SH "Detailed Description"
.PP 

.SH "Function Documentation"
.PP 
.SS "void nfq_nlmsg_cfg_put_cmd (struct nlmsghdr * nlh, uint16_t pf, uint8_t cmd)"
nfq_nlmsg_cfg_put_cmd Add netlink config command to netlink message 
.PP
\fBParameters\fP
.RS 4
\fInlh\fP Pointer to netlink message 
.br
\fIpf\fP Packet family (e\&.g\&. AF_INET) 
.br
\fIcmd\fP nfqueue nfnetlink command\&.
.RE
.PP
Possible commands are:
.PP
.IP "\(bu" 2
NFQNL_CFG_CMD_NONE: Do nothing\&. It can be useful to know if the queue subsystem is working\&.
.IP "\(bu" 2
NFQNL_CFG_CMD_BIND: Binds the program to a specific queue\&.
.IP "\(bu" 2
NFQNL_CFG_CMD_UNBIND: Unbinds the program to a specifiq queue\&.
.PP
.PP
Obsolete commands:
.IP "\(bu" 2
NFQNL_CFG_CMD_PF_BIND: Binds to process packets belonging to the given protocol family (ie\&. PF_INET, PF_INET6, etc)\&.
.IP "\(bu" 2
NFQNL_CFG_CMD_PF_UNBIND: Unbinds from processing packets belonging to the given protocol family\&. Both commands are ignored by Linux kernel 3\&.8 and later versions\&. 
.PP

.PP
Definition at line 166 of file nlmsg\&.c\&.
.SS "void nfq_nlmsg_cfg_put_params (struct nlmsghdr * nlh, uint8_t mode, int range)"
nfq_nlmsg_cfg_put_params Add parameter to netlink message 
.PP
\fBParameters\fP
.RS 4
\fInlh\fP Pointer to netlink message 
.br
\fImode\fP one of NFQNL_COPY_NONE, NFQNL_COPY_META or NFQNL_COPY_PACKET 
.br
\fIrange\fP value of parameter 
.RE
.PP

.PP
Definition at line 182 of file nlmsg\&.c\&.
.SS "void nfq_nlmsg_cfg_put_qmaxlen (struct nlmsghdr * nlh, uint32_t queue_maxlen)"
nfq_nlmsg_cfg_put_qmaxlen Add queue maximum length to netlink message 
.PP
\fBParameters\fP
.RS 4
\fInlh\fP Pointer to netlink message 
.br
\fIqueue_maxlen\fP Maximum queue length 
.RE
.PP

.PP
Definition at line 197 of file nlmsg\&.c\&.
.SH "Author"
.PP 
Generated automatically by Doxygen for libnetfilter_queue from the source code\&.