From af51a7a94a9548765a97f7b7ae198c849b07b050 Mon Sep 17 00:00:00 2001 From: Mystery Man Date: Fri, 7 Mar 2003 17:32:04 +0000 Subject: This commit was manufactured by cvs2svn to create tag 'V9_1_18mdk'. --- mdk-stage1/dietlibc/libcruft/dnscruft.c | 115 -------------------------------- 1 file changed, 115 deletions(-) delete mode 100644 mdk-stage1/dietlibc/libcruft/dnscruft.c (limited to 'mdk-stage1/dietlibc/libcruft/dnscruft.c') diff --git a/mdk-stage1/dietlibc/libcruft/dnscruft.c b/mdk-stage1/dietlibc/libcruft/dnscruft.c deleted file mode 100644 index d7a0efa50..000000000 --- a/mdk-stage1/dietlibc/libcruft/dnscruft.c +++ /dev/null @@ -1,115 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include -#include -#include - -int __dns_fd=-1; - -void __dns_make_fd() { - int tmp; - struct sockaddr_in si; - if (__dns_fd>0) return; - tmp=socket(PF_INET,SOCK_DGRAM,IPPROTO_UDP); - if (tmp<0) { - perror("__dns_make_fd!socket"); - return; - } - si.sin_family=AF_INET; - si.sin_port=0; - si.sin_addr.s_addr=INADDR_ANY; - if (bind(tmp,(struct sockaddr*)&si,sizeof(si))) { - perror("__dns_make_fd!bind"); - return; - } - __dns_fd=tmp; -} - -int __dns_servers=0; -struct sockaddr __dns_server_ips[8]; - -int __dns_search=0; -char *__dns_domains[8]; - -void __dns_readstartfiles() { - int fd; - char *buf=alloca(4096); - int len; - if (__dns_servers>0) return; - { - struct sockaddr_in to; - char *cacheip=getenv("DNSCACHEIP"); - if (cacheip) { - to.sin_port=htons(53); - to.sin_family=AF_INET; - if (inet_aton(cacheip,&to.sin_addr)) { - memmove(__dns_server_ips,&to,sizeof(struct sockaddr)); - ++__dns_servers; - } - } - } - if ((fd=open("/etc/resolv.conf",O_RDONLY))<0) return; - len=read(fd,buf,4096); - close(fd); - { - char *last=buf+len; - for (; buf=last) break; - *buf=0; - if (inet_aton(tmp,&i.sin_addr)) { - i.sin_family=AF_INET; - i.sin_port=htons(53); - memmove(&__dns_server_ips[__dns_servers],&i,sizeof(struct sockaddr)); - if (__dns_servers<8) ++__dns_servers; - } - } - } - } - if (!strncmp(buf,"search",6) || !strncmp(buf,"domain",6)) { - buf+=6; - } - while (buf0&&*tmp; ) { - if ((*tmp>>6)==3) { /* goofy DNS decompression */ - unsigned int ofs=((unsigned int)(*tmp&0x3f)<<8)|*(tmp+1); - if (ofs>=offset) return -1; /* RFC1035: "pointer to a _prior_ occurrance" */ - if (aftermax) return -1; - for (duh=*tmp; duh>0; --duh) - *dest++=*++tmp; - *dest++='.'; ok=1; - ++tmp; - if (tmp>after) { after=tmp; if (!*tmp) ++after; } - } - } - if (ok) --dest; - *dest=0; - return after-packet; -} -- cgit v1.2.1