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Fix ACL for bizarre routing cases 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2504 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer 2004-03-20 19:08:57 +00:00
parent 21d31939d1
commit 4ba3ced42f
1 changed files with 12 additions and 10 deletions
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22
acl.c
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@ -279,7 +279,7 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
fgets(line,sizeof(line),PROC);
while (!feof(PROC)) {
char iface[8];
char iface[256];
unsigned int dest, gateway, mask;
int i,fieldnum;
char *fields[40];
@ -303,18 +303,20 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
i = offset - line;
}
}
if (fieldnum >= 8) {
sscanf(fields[0],"%s",iface);
sscanf(fields[1],"%x",&dest);
sscanf(fields[2],"%x",&gateway);
sscanf(fields[7],"%x",&mask);
sscanf(fields[0],"%s",iface);
sscanf(fields[1],"%x",&dest);
sscanf(fields[2],"%x",&gateway);
sscanf(fields[7],"%x",&mask);
#if 0
printf("Addr: %s %08x Dest: %08x Mask: %08x\n", inet_ntoa(*them), remote_ip, dest, mask);
printf("Addr: %s %08x Dest: %08x Mask: %08x\n", inet_ntoa(*them), remote_ip, dest, mask);
#endif
/* Looks simple, but here is the magic */
if (((remote_ip & mask) ^ dest) == 0) {
res = ast_lookup_iface(iface,us);
break;
/* Looks simple, but here is the magic */
if (((remote_ip & mask) ^ dest) == 0) {
res = ast_lookup_iface(iface,us);
break;
}
}
}
fclose(PROC);