shithub: netgraph

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adds pdf injection

--- a/netgraph.c

+++ b/netgraph.c

@@ -9,7 +9,7 @@

 static void

 usage(void)

 {

-	fprint(2, "usage: %s [-i] [-s systuples] [-n ipnettuples]\n", argv0);

+	fprint(2, "usage: %s [-ip] [-s systuples] [-n ipnettuples]\n", argv0);

 	exits("usage");

 }

@@ -184,6 +184,32 @@

 	dblock(n);

 }

+static void

+injectpdfout(void)

+{

+	char *size;

+	int p[2];

+	

+	pipe(p);

+	

+	switch (fork()) {

+	case -1:

+		sysfatal("fork: %r");

+	case 0:

+		break;

+	default: /* parent */

+		dup(p[0], 1);

+		close(p[1]);

+		return;

+	}

+	/* child */

+	dup(p[1], 0);

+	close(p[0]);

+	size = smprint("-g%dx%d", pagewidth, pageheight);

+	execl("/bin/ps2pdf", "ps2pdf", size, "-r72", nil);

+	sysfatal("execl: %r");

+}

+

 void

 main(int argc, char **argv)

 {

@@ -193,6 +219,7 @@

 	char *ntp = "ipnet,ip,ipmask,ipgw,authdom,auth,fs,dns";

 	char *s;

 	int i;

+	int pdf = 0;

 	ARGBEGIN{

 	case 'h':

@@ -209,7 +236,13 @@

 	case 'i':

 		showipnet++;

 		break;

+	case 'p':

+		pdf++;

+		break;

 	}ARGEND;

+	

+	if (pdf)

+		injectpdfout();

 	nsystuples = getfields(stp, systuples, MAXSYSTP, 1, ",");

 	nipnettuples = getfields(ntp, ipnettuples, MAXSYSTP, 1, ",");

-- 

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