diff options
Diffstat (limited to 'pcap_inject.3pcap')
| -rw-r--r-- | pcap_inject.3pcap | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/pcap_inject.3pcap b/pcap_inject.3pcap index ff9792d20966..92a92638849b 100644 --- a/pcap_inject.3pcap +++ b/pcap_inject.3pcap @@ -17,7 +17,7 @@ .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. .\" -.TH PCAP_INJECT 3PCAP "3 January 2014" +.TH PCAP_INJECT 3PCAP "25 July 2018" .SH NAME pcap_inject, pcap_sendpacket \- transmit a packet .SH SYNOPSIS @@ -42,7 +42,7 @@ is the number of bytes in the packet. Note that, even if you successfully open the network interface, you might not have permission to send packets on it, or it might not support sending packets; as -.I pcap_open_live() +.B pcap_open_live(3PCAP) doesn't have a flag to indicate whether to open for capturing, sending, or capturing and sending, you cannot request an open that supports sending and be notified at open time whether sending will be possible. @@ -72,17 +72,23 @@ comes from OpenBSD; comes from WinPcap. Both are provided for compatibility.) .SH RETURN VALUE .B pcap_inject() -returns the number of bytes written on success and \-1 on failure. +returns the number of bytes written on success and +.B PCAP_ERROR +on failure. .PP .B pcap_sendpacket() -returns 0 on success and \-1 on failure. +returns 0 on success and +.B PCAP_ERROR +on failure. .PP -If \-1 is returned, -.B pcap_geterr() +If +.B PCAP_ERROR +is returned, +.B pcap_geterr(3PCAP) or -.B pcap_perror() +.B pcap_perror(3PCAP) may be called with .I p as an argument to fetch or display the error text. .SH SEE ALSO -pcap(3PCAP), pcap_geterr(3PCAP) +pcap(3PCAP) |