1 files changed, 65 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libcruft/getpwent_r.c b/mdk-stage1/dietlibc/libcruft/getpwent_r.c
new file mode 100644
index 000000000..e887975c9
--- /dev/null
+++ b/mdk-stage1/dietlibc/libcruft/getpwent_r.c
@@ -0,0 +1,65 @@
+#include <pwd.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <paths.h>
+#include <string.h>
+#include "parselib.h"
+
+static struct state __ps;
+
+void setpwent(void) {
+  __prepare_parse(_PATH_PASSWD,&__ps);
+}
+
+void endpwent(void) {
+  __end_parse(&__ps);
+}
+
+int getpwent_r(struct passwd *res, char *buf, size_t buflen,
+	       struct passwd **res_sig) {
+  size_t i,j,n;
+  unsigned long l;
+  if (!__ps.buffirst) setpwent();
+  if (!__ps.buffirst) goto error;
+  if (__ps.cur>=__ps.buflen) goto error;
+again:
+  n=0;
+  for (i=0; i<7; ++i) {
+    j=__parse_1(&__ps,':');
+    if (__ps.buffirst[__ps.cur+j]!=':' && i<6) {
+parseerror:
+      while (__ps.cur+j<__ps.buflen) {
+	if (__ps.buffirst[__ps.cur+j]=='\n') {
+	  __ps.cur+=j+1;
+	  goto again;
+	}
+	++j;
+      }
+    }
+    switch (i) {
+    case 0:
+      res->pw_name=buf+n;
+copy:
+      if ((size_t)buflen<=n+j) goto error;
+      memcpy(buf+n,__ps.buffirst+__ps.cur,j);
+      buf[n+j]=0;
+      n+=j+1;
+      break;
+    case 1: res->pw_passwd=buf+n; goto copy;
+    case 4: res->pw_gecos=buf+n; goto copy;
+    case 5: res->pw_dir=buf+n; goto copy;
+    case 6: res->pw_shell=buf+n; goto copy;
+    case 2:
+    case 3:
+	    if (scan_ulong(__ps.buffirst+__ps.cur,&l)!=j) goto parseerror;
+	    if (i==2) res->pw_uid=l; else res->pw_gid=l;
+	    break;
+    }
+    __ps.cur+=j+1;
+  }
+  *res_sig=res;
+  return 0;
+error:
+  *res_sig=0;/* the glibc people should be taken behind the barn and shot */
+  return -1;
+}