merged latest OpenSSH release (3.2.3p1) and latest features from

[gssapi-openssh.git] / openssh / bufaux.c

diff --git a/openssh/bufaux.c b/openssh/bufaux.c
index 23bc0c814d229cd685fd3952d5028b542362eb60..79f8bbd49667f528e6f56d39459c51573a4a2e57 100644 (file)
--- a/openssh/bufaux.c
+++ b/openssh/bufaux.c
@@ -37,7 +37,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: bufaux.c,v 1.22 2002/01/18 18:14:17 stevesk Exp $");
+RCSID("$OpenBSD: bufaux.c,v 1.25 2002/04/20 09:14:58 markus Exp $");
 
 #include <openssl/bn.h>
 #include "bufaux.h"
@@ -137,10 +137,18 @@ buffer_get_bignum2(Buffer *buffer, BIGNUM *value)
        BN_bin2bn(bin, len, value);
        xfree(bin);
 }
-
 /*
- * Returns an integer from the buffer (4 bytes, msb first).
+ * Returns integers from the buffer (msb first).
  */
+
+u_short
+buffer_get_short(Buffer *buffer)
+{
+       u_char buf[2];
+       buffer_get(buffer, (char *) buf, 2);
+       return GET_16BIT(buf);
+}
+
 u_int
 buffer_get_int(Buffer *buffer)
 {
@@ -160,8 +168,16 @@ buffer_get_int64(Buffer *buffer)
 #endif
 
 /*
- * Stores an integer in the buffer in 4 bytes, msb first.
+ * Stores integers in the buffer, msb first.
  */
+void
+buffer_put_short(Buffer *buffer, u_short value)
+{
+       char buf[2];
+       PUT_16BIT(buf, value);
+       buffer_append(buffer, buf, 2);
+}
+
 void
 buffer_put_int(Buffer *buffer, u_int value)
 {
@@ -196,7 +212,7 @@ buffer_get_string(Buffer *buffer, u_int *length_ptr)
        /* Get the length. */
        len = buffer_get_int(buffer);
        if (len > 256 * 1024)
-               fatal("Received packet with bad string length %d", len);
+               fatal("buffer_get_string: bad string length %d", len);
        /* Allocate space for the string.  Add one byte for a null character. */
        value = xmalloc(len + 1);
        /* Get the string. */
@@ -221,6 +237,8 @@ buffer_put_string(Buffer *buffer, const void *buf, u_int len)
 void
 buffer_put_cstring(Buffer *buffer, const char *s)
 {
+       if (s == NULL)
+               fatal("buffer_put_cstring: s == NULL");
        buffer_put_string(buffer, s, strlen(s));
 }