1 files changed, 41 insertions, 0 deletions
diff --git a/crypto/kerberosIV/lib/krb/sizetest.c b/crypto/kerberosIV/lib/krb/sizetest.c
new file mode 100644
index 0000000000000..d64bbeb88ecca
--- /dev/null
+++ b/crypto/kerberosIV/lib/krb/sizetest.c
@@ -0,0 +1,41 @@
+#include "krb_locl.h"
+
+RCSID("$Id: sizetest.c,v 1.5 1996/11/15 18:39:19 bg Exp $");
+
+static
+void
+err(const char *msg)
+{
+  fputs(msg, stderr);
+  exit(1);
+}
+
+int
+main()
+{
+  if (sizeof(u_int8_t) < 1)
+    err("sizeof(u_int8_t) is smaller than 1 byte\n");
+  if (sizeof(u_int16_t) < 2)
+    err("sizeof(u_int16_t) is smaller than 2 bytes\n");
+  if (sizeof(u_int32_t) < 4)
+    err("sizeof(u_int32_t) is smaller than 4 bytes\n");
+
+  if (sizeof(u_int8_t) > 1)
+    fputs("warning: sizeof(u_int8_t) is larger than 1 byte, "
+	  "some stuff may not work properly!\n", stderr);
+
+  {
+    u_int8_t u = 1;
+    int i;
+    for (i = 0; u != 0 && i < 100; i++)
+      u <<= 1;
+
+    if (i < 8)
+      err("u_int8_t is smaller than 8 bits\n");
+    else if (i > 8)
+      fputs("warning: u_int8_t is larger than 8 bits, "
+	    "some stuff may not work properly!\n", stderr);
+  }
+
+  exit(0);
+}