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Diffstat (limited to 'mdk-stage1/dietlibc/libcruft/gethostbyaddr_r.c')
-rw-r--r--mdk-stage1/dietlibc/libcruft/gethostbyaddr_r.c84
1 files changed, 0 insertions, 84 deletions
diff --git a/mdk-stage1/dietlibc/libcruft/gethostbyaddr_r.c b/mdk-stage1/dietlibc/libcruft/gethostbyaddr_r.c
deleted file mode 100644
index d18053c45..000000000
--- a/mdk-stage1/dietlibc/libcruft/gethostbyaddr_r.c
+++ /dev/null
@@ -1,84 +0,0 @@
-#include <string.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#include <stdlib.h>
-#include <arpa/inet.h>
-#include <unistd.h>
-#include <errno.h>
-#include "dietfeatures.h"
-#include "dietdns.h"
-
-static int i2a(char* dest,unsigned int x) {
- register unsigned int tmp=x;
- register int len=0;
- if (x>=100) { *dest++=tmp/100+'0'; tmp=tmp%100; ++len; }
- if (x>=10) { *dest++=tmp/10+'0'; tmp=tmp%10; ++len; }
- *dest++=tmp+'0';
- return len+1;
-}
-
-static char hexdigit(char c) {
- return c>9?c-10+'a':c+'0';
-}
-
-/* Oh boy, this interface sucks so badly, there are no words for it.
- * Not one, not two, but _three_ error signalling methods! (*h_errnop
- * nonzero? return value nonzero? *RESULT zero?) The glibc goons
- * really outdid themselves with this one. */
-int gethostbyaddr_r(const char* addr, size_t length, int format,
- struct hostent* result, char *buf, size_t buflen,
- struct hostent **RESULT, int *h_errnop) {
- char tmpbuf[100];
- char* tmp;
- int res;
- (void)length; /* shut gcc up about unused length. The length is implicit with format */
-#ifdef WANT_ETC_HOSTS
- {
- struct hostent* r;
- while ((r=gethostent_r(buf,buflen))) {
- if (r->h_addrtype==format && !memcmp(r->h_addr_list[0],addr,r->h_length)) { /* found it! */
- memmove(result,r,sizeof(struct hostent));
- *RESULT=result;
- *h_errnop=0;
- return 0;
- }
- }
- endhostent();
- }
-#endif
- if (format==AF_INET) {
- tmp=tmpbuf+i2a(tmpbuf,(unsigned char)addr[3]); *tmp++='.';
- tmp+=i2a(tmp,(unsigned char)addr[2]); *tmp++='.';
- tmp+=i2a(tmp,(unsigned char)addr[1]); *tmp++='.';
- tmp+=i2a(tmp,(unsigned char)addr[0]); strcpy(tmp,".in-addr.arpa");
- } else if (format==AF_INET6) {
- int i;
- tmp=tmpbuf;
- for (i=15; i>=0; --i) {
- tmp[0]=hexdigit(addr[i]&0xf);
- tmp[1]='.';
- tmp[2]=hexdigit((addr[i]>>4)&0xf);
- tmp[3]='.';
- tmp+=4;
- }
- strcpy(tmp,".ip6.int");
- } else return 1;
- if (buflen<sizeof(struct hostent)+16) {
- errno=ENOMEM;
- *h_errnop=NO_RECOVERY;
- return 1;
- }
- res= __dns_gethostbyx_r(tmpbuf,result,buf+16,buflen-16,RESULT,h_errnop,12); /* 12 == ns_t_ptr */
- if (res==0) {
- if (format==AF_INET) {
- result->h_length=4;
- result->h_addrtype=format;
- }
- memcpy(buf,addr,result->h_length);
- result->h_addr_list[0]=buf;
- result->h_addr_list[1]=0;
- }
- return res;
-}