Import dietlibc 0.22 + other fixes for AMD64

1 files changed, 35 insertions, 0 deletions

diff --git a/mdk-stage1/dietlibc/libcruft/res_search.c b/mdk-stage1/dietlibc/libcruft/res_search.c
new file mode 100644
index 000000000..a8b9257bc
--- /dev/null
+++ b/mdk-stage1/dietlibc/libcruft/res_search.c
@@ -0,0 +1,35 @@
+
+#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 <arpa/nameser.h>
+#include <resolv.h>
+
+extern int __dns_search;
+extern char *__dns_domains[];
+
+int res_search(const char *dname, int class, int type, unsigned char *answer, int anslen) {
+  const char *tmp=dname;
+  char Buf[MAXDNAME+1];
+  int res;
+  int len=strlen(dname);
+  int count=0;
+  memmove(Buf,dname,len);
+  Buf[len]=Buf[MAXDNAME]=0;
+//  printf("appending %d: %p\n",count,__dns_domains[count]);
+  while ((res=res_query(tmp,class,type,answer,anslen))<0) {
+    if (count==__dns_search) break;
+    Buf[len]='.';
+//    printf("appending %d: %p (%s)\n",count,__dns_domains[count],__dns_domains[count]);
+    memccpy(Buf+len+1,__dns_domains[count],0,MAXDNAME-len-1);
+    tmp=Buf;
+    ++count;
+  }
+  return res;
+}