pkgsrc/net/wminet/patches/patch-ab
2012-05-15 14:05:01 +00:00

128 lines
3.6 KiB
Text

$NetBSD: patch-ab,v 1.3 2012/05/15 14:05:01 marino Exp $
--- if.c.orig 1998-10-12 02:13:16.000000000 +0000
+++ if.c
@@ -12,12 +12,17 @@
#include <unistd.h>
#include <limits.h>
#include <err.h>
+#include <errno.h>
#include <sys/param.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <net/if.h>
-#if (__FreeBSD_version >= 300003)
+#if defined(__DragonFly__)
+#define _KERNEL_STRUCTURES
+#include <net/if_var.h>
+#include <net/if_types.h>
+#elif defined(__FreeBSD_version) && __FreeBSD_version >= 300003
#include <net/if_var.h>
#include <net/if_types.h>
#endif
@@ -89,7 +94,11 @@ static int addIfData(unsigned long theAd
if (!newData) {
size -= IF_STEP;
fprintf(stderr, "wmnet: Warning -- low memory; "
+#if defined(__NetBSD__) || defined(__DragonFly__)
+ "ignoring %s interface\n", theData->if_xname);
+#else
"ignoring %s interface\n", theData->if_name);
+#endif /* NetBSD */
return 0;
}
@@ -118,8 +127,12 @@ static int addIfData(unsigned long theAd
ptr->flags = 0;
#ifndef NDEBUG
+#if defined(__NetBSD__) || defined(__DragonFly__)
+ printf("Added '%.*s' to list.\n", IFNAMSIZ, theData->if_xname);
+#else
printf("Added '%.*s%d' to list.\n", IFNAMSIZ, theData->if_name,
theData->if_unit);
+#endif /* NetBSD */
#endif
// Bump the total.
@@ -161,6 +174,7 @@ static struct ifnet const* dereference(u
return &d;
else if (sizeof(d) == kvm_read(kd, a, &d, sizeof(d))) {
+#if !defined(__NetBSD__) && !defined(__DragonFly__)
/* We've read the structure's data, but the 'name' field still
points to kernel memory. We transfer the name to a local
buffer, and then modify the pointer to point to our
@@ -178,6 +192,7 @@ static struct ifnet const* dereference(u
to look at. While debugging, set these to NULL to trap
any attempts. */
+#endif /* !NetBSD */
d.if_softc = 0;
#if (__FreeBSD_version >= 300003)
d.if_addrhead.tqh_first = 0;
@@ -185,15 +200,24 @@ static struct ifnet const* dereference(u
d.if_addrlist = 0;
#endif
d.if_bpf = 0;
+#ifdef __NetBSD__
+ d.if_addrlist.tqh_first = 0;
+#else
d.if_linkmib = 0;
d.if_poll_slowq = 0;
+#endif /* NetBSD */
#endif
c = a;
return &d;
+#if !defined(__NetBSD__) && !defined(__DragonFly__)
} else
return 0;
+#endif /* !NetBSD */
} else
+ {
+ perror("kvm_read");
return 0;
+ }
}
/*------------------------------------------------------------------------------
@@ -233,6 +257,9 @@ int ifInit(void)
{ "" }
};
+ if (setgid(getgid()) != 0) { perror("setgid"); return(0); }
+ if (setuid(getuid()) != 0) { perror("seguid"); return(0); }
+
/* Try to pull the address for the global kernel variable,
ifnet. This variable is the root of the singly-linked list
of network interfaces. */
@@ -248,11 +275,15 @@ int ifInit(void)
while (current) {
addIfData(current);
-#if (__FreeBSD_version >= 300003)
+#if defined(__DragonFly__) || (defined(__FreeBSD_version) && __FreeBSD_version >= 300003)
current = (unsigned long) dereference(current)->if_link.tqe_next;
#else
+#ifdef __NetBSD__
+ current = (unsigned long) dereference(current)->if_list.tqe_next;
+#else
current = (unsigned long) dereference(current)->if_next;
#endif
+#endif
}
/* Try to register our termination function. If it
@@ -309,7 +340,11 @@ char const* ifName(unsigned idx)
if (ptr) {
static char buffer[IFNAMSIZ + 1];
+#if defined(__NetBSD__) || defined(__DragonFly__)
+ sprintf(buffer, "%.*s", IFNAMSIZ - 1, ptr->if_xname);
+#else
sprintf(buffer, "%.*s%d", IFNAMSIZ - 1, ptr->if_name, ptr->if_unit);
+#endif /* NetBSD */
return buffer;
}
}