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omudpspoof: add action parameter for mtu size

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This commit is contained in:
Rainer Gerhards 2012-12-18 09:18:15 +01:00
parent 405313c39d
commit 5d2dd9d758
2 changed files with 3 additions and 4 deletions
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2
doc/omfwd.html
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@ -16,7 +16,7 @@
<p><b>Global Configuration Directives</b>:</p>
<ul>
<li><strong>Template </strong>[templateName]<br>
sets a new default template for file actions.<br></li>
sets a non-standard default template for this module.<br></li>
</ul>
<p>&nbsp;</p>

5
plugins/omudpspoof/omudpspoof.c
View File

@ -310,7 +310,7 @@ ENDfreeCnf
BEGINcreateInstance
CODESTARTcreateInstance
finalize_it:
pData->mtu = 1500;
ENDcreateInstance
@ -338,7 +338,6 @@ CODESTARTdbgPrintInstInfo
ENDdbgPrintInstInfo
#define MTU 1500 /* min max MTU we support - 1500 for ethernet TODO: config option? */
/* Send a message via UDP
* Note: libnet is not thread-safe, so we need to ensure that only one
* instance ever is calling libnet code.
@ -395,7 +394,7 @@ if(pData->libnet_handle == NULL) {
for (r = pData->f_addr; r && bSendSuccess == RSFALSE ; r = r->ai_next) {
tempaddr = (struct sockaddr_in *)r->ai_addr;
/* Getting max payload size (must be multiple of 8) */
maxPktLen = (MTU - LIBNET_IPV4_H) & ~0x07;
maxPktLen = (pData->mtu - LIBNET_IPV4_H) & ~0x07;
msgOffs = 0;
/* We're doing (payload size - UDP header size) and not
* checking if it's a multiple of 8 because we know the