For windows, mask off low 16 bits because Gradient DCE does things

wrong.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@7866 dc483132-0cff-0310-8789-dd5450dbe970

4 files changed, 57 insertions, 1 deletions

diff --git a/src/lib/krb5/ccache/file/ChangeLog b/src/lib/krb5/ccache/file/ChangeLog
index 9b6010664..17559ecf2 100644
--- a/src/lib/krb5/ccache/file/ChangeLog
+++ b/src/lib/krb5/ccache/file/ChangeLog
@@ -1,3 +1,10 @@
+Wed Feb 14 10:44:27 1996    <tytso@rsts-11.mit.edu>
+
+	* fcc_read.c (krb5_fcc_read_keyblock, krb5_fcc_read_data,
+		krb5_fcc_read_authdatum, krb5_fcc_read_addr): For windows,
+		mask off low 16 bits because Gradient DCE does things
+		wrong.
+
 Wed Mar 20 22:48:51 1996  Theodore Y. Ts'o  <tytso@dcl>
 
 	* fcc-proto.h (krb5_fcc_skip_header): Added prototype (fix Windows
diff --git a/src/lib/krb5/ccache/file/fcc_read.c b/src/lib/krb5/ccache/file/fcc_read.c
index aa2cba8ea..c4ff13d20 100644
--- a/src/lib/krb5/ccache/file/fcc_read.c
+++ b/src/lib/krb5/ccache/file/fcc_read.c
@@ -214,8 +214,12 @@ krb5_fcc_read_keyblock(context, id, keyblock)
 
      kret = krb5_fcc_read_int32(context, id, &int32);
      CHECK(kret);
+#ifdef _WINDOWS
+     int32 &= VALID_INT_BITS;    /* Gradient does not write  correctly */     
+#else
      if ((int32 & VALID_INT_BITS) != int32)     /* Overflow size_t??? */
 	  return KRB5_CC_NOMEM;
+#endif
      keyblock->length = (int) int32;
      if ( keyblock->length == 0 )
 	     return KRB5_OK;
@@ -249,8 +253,12 @@ krb5_fcc_read_data(context, id, data)
 
      kret = krb5_fcc_read_int32(context, id, &len);
      CHECK(kret);
+#ifdef _WINDOWS
+     len &= VALID_INT_BITS;
+#else
      if ((len & VALID_INT_BITS) != len)
         return KRB5_CC_NOMEM;
+#endif
      data->length = (int) len;
 
      if (data->length == 0) {
@@ -292,8 +300,12 @@ krb5_fcc_read_addr(context, id, addr)
      
      kret = krb5_fcc_read_int32(context, id, &int32);
      CHECK(kret);
+#ifdef _WINDOWS
+     int32 &= VALID_INT_BITS;	/* Gradient DCE does this wrong */
+#else
      if ((int32 & VALID_INT_BITS) != int32)     /* Overflow int??? */
 	  return KRB5_CC_NOMEM;
+#endif
      addr->length = (int) int32;
 
      if (addr->length == 0)
@@ -471,8 +483,12 @@ krb5_fcc_read_authdatum(context, id, a)
     a->ad_type = (krb5_authdatatype)ui2;
     kret = krb5_fcc_read_int32(context, id, &int32);
     CHECK(kret);
+#ifdef _WINDOWS
+    int32 &= VALID_INT_BITS;
+#else
     if ((int32 & VALID_INT_BITS) != int32)     /* Overflow int??? */
           return KRB5_CC_NOMEM;
+#endif
     a->length = (int) int32;
     
     if (a->length == 0 )
diff --git a/src/lib/krb5/ccache/stdio/ChangeLog b/src/lib/krb5/ccache/stdio/ChangeLog
index 4eb60f7d5..bb5664f39 100644
--- a/src/lib/krb5/ccache/stdio/ChangeLog
+++ b/src/lib/krb5/ccache/stdio/ChangeLog
@@ -1,3 +1,10 @@
+Wed Feb 14 10:44:27 1996    <tytso@rsts-11.mit.edu>
+
+	* scc_read.c (krb5_scc_read_keyblock, krb5_scc_read_data,
+		krb5_scc_read_authdatum, krb5_scc_read_addr): For windows,
+		mask off low 16 bits because Gradient DCE does things
+		wrong.
+
 Wed Mar 20 22:50:05 1996  Theodore Y. Ts'o  <tytso@dcl>
 
 	* scc-proto.h (krb5_scc_skip_header): Added prototype (to fix lint
diff --git a/src/lib/krb5/ccache/stdio/scc_read.c b/src/lib/krb5/ccache/stdio/scc_read.c
index 6c50794cf..f1bec6f34 100644
--- a/src/lib/krb5/ccache/stdio/scc_read.c
+++ b/src/lib/krb5/ccache/stdio/scc_read.c
@@ -208,6 +208,12 @@ krb5_scc_read_keyblock(context, id, keyblock)
 
      kret = krb5_scc_read_int32(context, id, &int32);
      CHECK(kret);
+#ifdef _WINDOWS
+     int32 &= VALID_INT_BITS;    /* Gradient does not write  correctly */     
+#else
+     if ((int32 & VALID_INT_BITS) != int32)     /* Overflow size_t??? */
+	  return KRB5_CC_NOMEM;
+#endif
      keyblock->length = int32;
      if ( keyblock->length == 0 )
 	     return KRB5_OK;
@@ -234,12 +240,20 @@ krb5_scc_read_data(context, id, data)
    krb5_data *data;
 {
      krb5_error_code kret;
+     krb5_int32 len;
 
      data->magic = KV5M_DATA;
      data->data = 0;
 
-     kret = krb5_scc_read_int32(context, id, &data->length);
+     kret = krb5_scc_read_int32(context, id, &len);
      CHECK(kret);
+#ifdef _WINDOWS
+     len &= VALID_INT_BITS;
+#else
+     if ((len & VALID_INT_BITS) != len)
+        return KRB5_CC_NOMEM;
+#endif
+     data->length = (int) len;
 
      if (data->length == 0) {
 	data->data = 0;
@@ -280,6 +294,12 @@ krb5_scc_read_addr(context, id, addr)
      
      kret = krb5_scc_read_int32(context, id, &int32);
      CHECK(kret);
+#ifdef _WINDOWS
+     int32 &= VALID_INT_BITS;	/* Gradient DCE does this wrong */
+#else
+     if ((int32 & VALID_INT_BITS) != int32)     /* Overflow int??? */
+	  return KRB5_CC_NOMEM;
+#endif
      addr->length = int32;
 
      if (addr->length == 0)
@@ -449,6 +469,12 @@ krb5_scc_read_authdatum(context, id, a)
     a->ad_type = (krb5_authdatatype)ui2;
     kret = krb5_scc_read_int32(context, id, &int32);
     CHECK(kret);
+#ifdef _WINDOWS
+    int32 &= VALID_INT_BITS;
+#else
+    if ((int32 & VALID_INT_BITS) != int32)     /* Overflow int??? */
+          return KRB5_CC_NOMEM;
+#endif
     a->length = int32;
     
     if (a->length == 0 )