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[libvirt] [PATCH] esx: Fix generator for string return values



Distinguish between strings as parameters (const char *)
and strings as return values (char **).
---
 src/esx/esx_vi_generator.py |   19 +++++++++++++------
 src/esx/esx_vi_methods.c    |   22 ++++++++++++----------
 2 files changed, 25 insertions(+), 16 deletions(-)

diff --git a/src/esx/esx_vi_generator.py b/src/esx/esx_vi_generator.py
index be96a03..f9e8e11 100755
--- a/src/esx/esx_vi_generator.py
+++ b/src/esx/esx_vi_generator.py
@@ -52,9 +52,10 @@ class Parameter:
                      "SessionManager"     : "sessionManager",
                      "VirtualDiskManager" : "virtualDiskManager" }
 
-    def __init__(self, type, name, occurrence):
+    def __init__(self, type, name, occurrence, is_return_value = False):
         self.type = type
         self.occurrence = occurrence
+        self.is_return_value = is_return_value
 
         if ':' in name and name.startswith("_this"):
             self.name, self.autobind_type = name.split(":")
@@ -96,7 +97,7 @@ class Parameter:
 
     def generate_return(self, offset = 0, end_of_line = ";"):
         if self.occurrence == OCCURRENCE__IGNORED:
-            raise ValueError("invalid function parameteroccurrence value '%s'" % self.occurrence)
+            raise ValueError("invalid function parameter occurrence value '%s'" % self.occurrence)
         else:
             string = "       "
             string += " " * offset
@@ -130,7 +131,10 @@ class Parameter:
         if self.type == "String" and \
            self.occurrence not in [OCCURRENCE__REQUIRED_LIST,
                                    OCCURRENCE__OPTIONAL_LIST]:
-            return "const char *"
+            if self.is_return_value:
+                return "char *"
+            else:
+                return "const char *"
         elif self.is_enum():
             return "esxVI_%s " % self.type
         else:
@@ -227,9 +231,11 @@ class Method:
             source += "),\n"
 
         if self.returns is None:
-            source += "               void, None,\n"
+            source += "               void, /* nothing */, None,\n"
+        elif self.returns.type == "String":
+            source += "               String, Value, %s,\n" % self.returns.get_occurrence_short_enum()
         else:
-            source += "               %s, %s,\n" % (self.returns.type, self.returns.get_occurrence_short_enum())
+            source += "               %s, /* nothing */, %s,\n" % (self.returns.type, self.returns.get_occurrence_short_enum())
 
         source += "{\n"
 
@@ -1054,7 +1060,8 @@ def parse_method(block):
             report_error("line %d: invalid block header" % (number))
         else:
             returns = Parameter(type = header_items[3], name = "output",
-                                occurrence = header_items[4])
+                                occurrence = header_items[4],
+                                is_return_value = True)
 
     parameters = []
 
diff --git a/src/esx/esx_vi_methods.c b/src/esx/esx_vi_methods.c
index a00561f..5967088 100644
--- a/src/esx/esx_vi_methods.c
+++ b/src/esx/esx_vi_methods.c
@@ -67,34 +67,34 @@
 
 
 
-#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__None(_type)                       \
+#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__None(_type, _suffix)              \
     /* nothing */
 
 
 
-#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__RequiredItem(_type)               \
-    if (esxVI_##_type##_Deserialize(response->node, output) < 0) {            \
+#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__RequiredItem(_type, _suffix)      \
+    if (esxVI_##_type##_Deserialize##_suffix(response->node, output) < 0) {   \
         goto cleanup;                                                         \
     }
 
 
 
-#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__RequiredList(_type)               \
+#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__RequiredList(_type, _suffix)      \
     if (esxVI_##_type##_DeserializeList(response->node, output) < 0) {        \
         goto cleanup;                                                         \
     }
 
 
 
-#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__OptionalItem(_type)               \
+#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__OptionalItem(_type, _suffix)      \
     if (response->node != NULL &&                                             \
-        esxVI_##_type##_Deserialize(response->node, output) < 0) {            \
+        esxVI_##_type##_Deserialize##_suffix(response->node, output) < 0) {   \
         goto cleanup;                                                         \
     }
 
 
 
-#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__OptionalList(_type)               \
+#define ESX_VI__METHOD__DESERIALIZE_OUTPUT__OptionalList(_type, _suffix)      \
     if (response->node != NULL &&                                             \
         esxVI_##_type##_DeserializeList(response->node, output) < 0) {        \
         goto cleanup;                                                         \
@@ -103,7 +103,8 @@
 
 
 #define ESX_VI__METHOD(_name, _this_from_service, _parameters, _output_type,  \
-                       _occurrence, _validate, _serialize)                    \
+                       _deserialize_suffix, _occurrence, _validate,           \
+                       _serialize)                                            \
     int                                                                       \
     esxVI_##_name _parameters                                                 \
     {                                                                         \
@@ -139,7 +140,8 @@
             goto cleanup;                                                     \
         }                                                                     \
                                                                               \
-        ESX_VI__METHOD__DESERIALIZE_OUTPUT__##_occurrence(_output_type)       \
+        ESX_VI__METHOD__DESERIALIZE_OUTPUT__##_occurrence                     \
+          (_output_type, _deserialize_suffix)                                 \
                                                                               \
         result = 0;                                                           \
                                                                               \
@@ -296,7 +298,7 @@ ESX_VI__METHOD(ValidateMigration, /* special _this */,
                 esxVI_ManagedObjectReference *pool,        /* optional */
                 esxVI_ManagedObjectReference *host,        /* optional */
                 esxVI_Event **output),                     /* optional, list */
-               Event, OptionalList,
+               Event, /* nothing */, OptionalList,
 {
     ESX_VI__METHOD__PARAMETER__REQUIRE(vm)
 },
-- 
1.7.0.4


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