[Libguestfs] [hivex] [PATCH 1/1] hivexml: Change value type output to standard names

[Alex Nelson]

Signed-off-by: Alex Nelson <ajnelson at cs.ucsc.edu>
---
 xml/hivexml.c |   42 ++++++++++++++++++++++++++++++++++--------
 1 files changed, 34 insertions(+), 8 deletions(-)

diff --git a/xml/hivexml.c b/xml/hivexml.c
index d38e9d4..1a75593 100644
--- a/xml/hivexml.c
+++ b/xml/hivexml.c
@@ -247,6 +247,32 @@ node_end (hive_h *h, void *writer_v, hive_node_h node, const char *name)
   return 0;
 }
 
+/*
+ * Hive type names retrieved from:
+ * https://secure.wikimedia.org/wikipedia/en/wiki/Windows_Registry#Keys_and_values
+ *   (Retrieved 2011-10-09)
+ * Caller should not free return value.
+ */
+static char *
+value_type_windows_string (hive_type t)
+{
+  switch (t) {
+  case 0: return "REG_NONE"; break;
+  case 1: return "REG_SZ"; break;
+  case 2: return "REG_EXPAND_SZ"; break;
+  case 3: return "REG_BINARY"; break;
+  case 4: return "REG_DWORD_LITTLE_ENDIAN"; break;
+  case 5: return "REG_DWORD_BIG_ENDIAN"; break;
+  case 6: return "REG_LINK"; break;
+  case 7: return "REG_MULTI_SZ"; break;
+  case 8: return "REG_RESOURCE_LIST"; break;
+  case 9: return "REG_FULL_RESOURCE_DESCRIPTOR"; break;
+  case 10: return "REG_RESOURCE_REQUIREMENTS_LIST"; break;
+  case 11: return "REG_QWORD"; break;
+  default: return "unknown"; break;
+  }
+}
+
 static void
 start_value (xmlTextWriterPtr writer,
              const char *key, const char *type, const char *encoding)
@@ -294,7 +320,7 @@ value_string (hive_h *h, void *writer_v, hive_node_h node, hive_value_h value,
     type = "unknown";
   }
 
-  start_value (writer, key, type, NULL);
+  start_value (writer, key, value_type_windows_string (t), NULL);
   XML_CHECK (xmlTextWriterStartAttribute, (writer, BAD_CAST "value"));
   XML_CHECK (xmlTextWriterWriteString, (writer, BAD_CAST str));
   XML_CHECK (xmlTextWriterEndAttribute, (writer));
@@ -308,7 +334,7 @@ value_multiple_strings (hive_h *h, void *writer_v, hive_node_h node,
                         const char *key, char **argv)
 {
   xmlTextWriterPtr writer = (xmlTextWriterPtr) writer_v;
-  start_value (writer, key, "string-list", NULL);
+  start_value (writer, key, value_type_windows_string (t), NULL);
 
   size_t i;
   for (i = 0; argv[i] != NULL; ++i) {
@@ -350,7 +376,7 @@ value_string_invalid_utf16 (hive_h *h, void *writer_v, hive_node_h node,
     type = "unknown";
   }
 
-  start_value (writer, key, type, "base64");
+  start_value (writer, key, value_type_windows_string (t), "base64");
   XML_CHECK (xmlTextWriterStartAttribute, (writer, BAD_CAST "value"));
   XML_CHECK (xmlTextWriterWriteBase64, (writer, str, 0, len));
   XML_CHECK (xmlTextWriterEndAttribute, (writer));
@@ -364,7 +390,7 @@ value_dword (hive_h *h, void *writer_v, hive_node_h node, hive_value_h value,
              hive_type t, size_t len, const char *key, int32_t v)
 {
   xmlTextWriterPtr writer = (xmlTextWriterPtr) writer_v;
-  start_value (writer, key, "int32", NULL);
+  start_value (writer, key, value_type_windows_string (t), NULL);
   XML_CHECK (xmlTextWriterWriteFormatAttribute, (writer, BAD_CAST "value", "%" PRIi32, v));
   end_value (writer);
   return 0;
@@ -375,7 +401,7 @@ value_qword (hive_h *h, void *writer_v, hive_node_h node, hive_value_h value,
              hive_type t, size_t len, const char *key, int64_t v)
 {
   xmlTextWriterPtr writer = (xmlTextWriterPtr) writer_v;
-  start_value (writer, key, "int64", NULL);
+  start_value (writer, key, value_type_windows_string (t), NULL);
   XML_CHECK (xmlTextWriterWriteFormatAttribute, (writer, BAD_CAST "value", "%" PRIi64, v));
   end_value (writer);
   return 0;
@@ -386,7 +412,7 @@ value_binary (hive_h *h, void *writer_v, hive_node_h node, hive_value_h value,
               hive_type t, size_t len, const char *key, const char *v)
 {
   xmlTextWriterPtr writer = (xmlTextWriterPtr) writer_v;
-  start_value (writer, key, "binary", "base64");
+  start_value (writer, key, value_type_windows_string (t), "base64");
   XML_CHECK (xmlTextWriterStartAttribute, (writer, BAD_CAST "value"));
   XML_CHECK (xmlTextWriterWriteBase64, (writer, v, 0, len));
   XML_CHECK (xmlTextWriterEndAttribute, (writer));
@@ -399,7 +425,7 @@ value_none (hive_h *h, void *writer_v, hive_node_h node, hive_value_h value,
             hive_type t, size_t len, const char *key, const char *v)
 {
   xmlTextWriterPtr writer = (xmlTextWriterPtr) writer_v;
-  start_value (writer, key, "none", "base64");
+  start_value (writer, key, value_type_windows_string (t), "base64");
   if (len > 0) {
     XML_CHECK (xmlTextWriterStartAttribute, (writer, BAD_CAST "value"));
     XML_CHECK (xmlTextWriterWriteBase64, (writer, v, 0, len));
@@ -436,7 +462,7 @@ value_other (hive_h *h, void *writer_v, hive_node_h node, hive_value_h value,
     type = "unknown";
   }
 
-  start_value (writer, key, type, "base64");
+  start_value (writer, key, value_type_windows_string (t), "base64");
   if (len > 0) {
     XML_CHECK (xmlTextWriterStartAttribute, (writer, BAD_CAST "value"));
     XML_CHECK (xmlTextWriterWriteBase64, (writer, v, 0, len));
-- 
1.7.6.4