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-rw-r--r--meta-openembedded/meta-oe/recipes-extended/rarpd/rarpd/0003-rarpd.c-bug-fix.patch263
1 files changed, 263 insertions, 0 deletions
diff --git a/meta-openembedded/meta-oe/recipes-extended/rarpd/rarpd/0003-rarpd.c-bug-fix.patch b/meta-openembedded/meta-oe/recipes-extended/rarpd/rarpd/0003-rarpd.c-bug-fix.patch
new file mode 100644
index 000000000..7ce127909
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-extended/rarpd/rarpd/0003-rarpd.c-bug-fix.patch
@@ -0,0 +1,263 @@
+From b49c8e6e66801406520d1bff791c66dff7b1cddb Mon Sep 17 00:00:00 2001
+From: Li xin <lixin.fnst@cn.fujitsu.com>
+Date: Tue, 18 Nov 2014 18:10:20 +0900
+Subject: [PATCH 3/5] rarpd.c : bug fix
+
+Signed-off-by: Li Xin <lixin.fnst@cn.fujitsu.com>
+---
+ rarpd.c | 98 +++++++++++++++++++++++++++++++++++++----------------------------
+ 1 file changed, 56 insertions(+), 42 deletions(-)
+
+diff --git a/rarpd.c b/rarpd.c
+index 335d2d2..d45300e 100644
+--- a/rarpd.c
++++ b/rarpd.c
+@@ -7,9 +7,11 @@
+ * 2 of the License, or (at your option) any later version.
+ *
+ * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
++ * Jakub Jelinek, <jakub@redhat.com>
+ */
+
+ #include <stdio.h>
++#include <stdlib.h>
+ #include <syslog.h>
+ #include <dirent.h>
+ #include <malloc.h>
+@@ -26,6 +28,8 @@
+ #include <net/if.h>
+ #include <net/if_arp.h>
+ #include <netinet/in.h>
++#include <netinet/ether.h>
++#include <asm/types.h>
+ #include <linux/if_packet.h>
+ #include <linux/filter.h>
+
+@@ -39,27 +43,26 @@ int only_ethers;
+ int all_ifaces;
+ int listen_arp;
+ char *ifname;
+-char *tftp_dir = "/etc/tftpboot";
++char *tftp_dir = "/tftpboot";
+
+-extern int ether_ntohost(char *name, unsigned char *ea);
+ void usage(void) __attribute__((noreturn));
+
+-struct iflink
++struct rarpiflink
+ {
+- struct iflink *next;
+- int index;
+- int hatype;
+- unsigned char lladdr[16];
+- unsigned char name[IFNAMSIZ];
+- struct ifaddr *ifa_list;
++ struct rarpiflink *next;
++ int index;
++ int hatype;
++ unsigned char lladdr[16];
++ unsigned char name[IFNAMSIZ];
++ struct rarpifaddr *ifa_list;
+ } *ifl_list;
+
+-struct ifaddr
++struct rarpifaddr
+ {
+- struct ifaddr *next;
+- __u32 prefix;
+- __u32 mask;
+- __u32 local;
++ struct rarpifaddr *next;
++ __u32 prefix;
++ __u32 mask;
++ __u32 local;
+ };
+
+ struct rarp_map
+@@ -87,8 +90,8 @@ void load_if()
+ {
+ int fd;
+ struct ifreq *ifrp, *ifend;
+- struct iflink *ifl;
+- struct ifaddr *ifa;
++ struct rarpiflink *ifl;
++ struct rarpifaddr *ifa;
+ struct ifconf ifc;
+ struct ifreq ibuf[256];
+
+@@ -144,7 +147,7 @@ void load_if()
+ continue;
+ }
+
+- ifl = (struct iflink*)malloc(sizeof(*ifl));
++ ifl = (struct rarpiflink*)malloc(sizeof(*ifl));
+ if (ifl == NULL)
+ continue;
+ memset(ifl, 0, sizeof(*ifl));
+@@ -154,6 +157,7 @@ void load_if()
+ ifl->hatype = ifrp->ifr_hwaddr.sa_family;
+ memcpy(ifl->lladdr, ifrp->ifr_hwaddr.sa_data, 14);
+ strncpy(ifl->name, ifrp->ifr_name, IFNAMSIZ);
++ ifl->name[IFNAMSIZ-1] = 0;
+ p = strchr(ifl->name, ':');
+ if (p)
+ *p = 0;
+@@ -179,7 +183,7 @@ void load_if()
+ if (ifa == NULL) {
+ if (mask == 0 || prefix == 0)
+ continue;
+- ifa = (struct ifaddr*)malloc(sizeof(*ifa));
++ ifa = (struct rarpifaddr*)malloc(sizeof(*ifa));
+ memset(ifa, 0, sizeof(*ifa));
+ ifa->local = addr;
+ ifa->prefix = prefix;
+@@ -207,6 +211,7 @@ void load_if()
+ }
+ }
+ }
++ close(fd);
+ }
+
+ void configure()
+@@ -225,20 +230,21 @@ int bootable(__u32 addr)
+ d = opendir(tftp_dir);
+ if (d == NULL) {
+ syslog(LOG_ERR, "opendir: %m");
+- return 0;
++ goto done_bootable;
+ }
+ while ((dent = readdir(d)) != NULL) {
+ if (strncmp(dent->d_name, name, 8) == 0)
+ break;
+ }
++done_bootable:
+ closedir(d);
+ return dent != NULL;
+ }
+
+-struct ifaddr *select_ipaddr(int ifindex, __u32 *sel_addr, __u32 **alist)
++struct rarpifaddr *select_ipaddr(int ifindex, __u32 *sel_addr, __u32 **alist)
+ {
+- struct iflink *ifl;
+- struct ifaddr *ifa;
++ struct rarpiflink *ifl;
++ struct rarpifaddr *ifa;
+ int retry = 0;
+ int i;
+
+@@ -294,7 +300,7 @@ struct rarp_map *rarp_lookup(int ifindex, int hatype,
+
+ if (r == NULL) {
+ if (hatype == ARPHRD_ETHER && halen == 6) {
+- struct ifaddr *ifa;
++ struct rarpifaddr *ifa;
+ struct hostent *hp;
+ char ename[256];
+ static struct rarp_map emap = {
+@@ -304,7 +310,7 @@ struct rarp_map *rarp_lookup(int ifindex, int hatype,
+ 6,
+ };
+
+- if (ether_ntohost(ename, lladdr) != 0 ||
++ if (ether_ntohost(ename, (struct ether_addr *)lladdr) != 0 ||
+ (hp = gethostbyname(ename)) == NULL) {
+ if (verbose)
+ syslog(LOG_INFO, "not found in /etc/ethers");
+@@ -345,7 +351,7 @@ static int load_arp_bpflet(int fd)
+
+ int put_mylladdr(unsigned char **ptr_p, int ifindex, int alen)
+ {
+- struct iflink *ifl;
++ struct rarpiflink *ifl;
+
+ for (ifl=ifl_list; ifl; ifl = ifl->next)
+ if (ifl->index == ifindex)
+@@ -362,8 +368,8 @@ int put_mylladdr(unsigned char **ptr_p, int ifindex, int alen)
+ int put_myipaddr(unsigned char **ptr_p, int ifindex, __u32 hisipaddr)
+ {
+ __u32 laddr = 0;
+- struct iflink *ifl;
+- struct ifaddr *ifa;
++ struct rarpiflink *ifl;
++ struct rarpifaddr *ifa;
+
+ for (ifl=ifl_list; ifl; ifl = ifl->next)
+ if (ifl->index == ifindex)
+@@ -388,7 +394,7 @@ void arp_advise(int ifindex, unsigned char *lladdr, int lllen, __u32 ipaddr)
+ int fd;
+ struct arpreq req;
+ struct sockaddr_in *sin;
+- struct iflink *ifl;
++ struct rarpiflink *ifl;
+
+ for (ifl=ifl_list; ifl; ifl = ifl->next)
+ if (ifl->index == ifindex)
+@@ -421,6 +427,10 @@ void serve_it(int fd)
+ struct rarp_map *rmap;
+ unsigned char *ptr;
+ int n;
++ int i;
++ char tmpbuf[16*3];
++ char tmpname[IFNAMSIZ];
++ struct rarpiflink *ifl;
+
+ n = recvfrom(fd, buf, sizeof(buf), MSG_DONTWAIT, (struct sockaddr*)&sll, &sll_len);
+ if (n<0) {
+@@ -447,21 +457,23 @@ void serve_it(int fd)
+ if (a->ar_op != htons(ARPOP_RREQUEST))
+ return;
+
+- if (verbose) {
+- int i;
+- char tmpbuf[16*3];
+- char *ptr = tmpbuf;
+- for (i=0; i<sll.sll_halen; i++) {
+- if (i) {
+- sprintf(ptr, ":%02x", sll.sll_addr[i]);
+- ptr++;
+- } else
+- sprintf(ptr, "%02x", sll.sll_addr[i]);
+- ptr += 2;
+- }
+- syslog(LOG_INFO, "RARP request from %s on if%d", tmpbuf, sll.sll_ifindex);
++ ptr = tmpbuf;
++ snprintf(tmpbuf, 2, "%02x", sll.sll_addr[0]);
++ for (ptr=tmpbuf+2, i=1; i<sll.sll_halen; i++) {
++ snprintf(ptr, 3, ":%02x", sll.sll_addr[i]);
++ ptr += 3;
+ }
+
++ for (ifl=ifl_list; ifl; ifl = ifl->next)
++ if (ifl->index == sll.sll_ifindex)
++ break;
++ if (ifl) {
++ strncpy(tmpname, ifl->name, IFNAMSIZ);
++ tmpname[IFNAMSIZ-1] = 0;
++ } else
++ sprintf(tmpname, "if%d", sll.sll_ifindex);
++ syslog(LOG_INFO, "RARP request from %s on %s", tmpbuf, tmpname);
++
+ /* Sanity checks */
+
+ /* 1. IP only -> pln==4 */
+@@ -526,6 +538,8 @@ void serve_it(int fd)
+ ptr += rmap->lladdr_len;
+ memcpy(ptr, &rmap->ipaddr, 4);
+ ptr += 4;
++ syslog(LOG_INFO, "RARP response to %s %s on %s", tmpbuf,
++ inet_ntoa(*(struct in_addr *)&rmap->ipaddr), tmpname);
+
+ /* Update our ARP cache. Probably, this guy
+ will not able to make ARP (if it is broken)
+@@ -613,7 +627,7 @@ int main(int argc, char **argv)
+ if (ifname) {
+ struct ifreq ifr;
+ memset(&ifr, 0, sizeof(ifr));
+- strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
++ strncpy(ifr.ifr_name, ifname, IFNAMSIZ-1);
+ if (ioctl(pset[0].fd, SIOCGIFINDEX, &ifr)) {
+ perror("ioctl(SIOCGIFINDEX)");
+ usage();
+--
+1.8.4.2
+
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