esx_vi_generator.py 63.2 KB
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#!/usr/bin/env python
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#
# esx_vi_generator.py: generates most of the SOAP type mapping code
#
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# Copyright (C) 2010-2011 Matthias Bolte <matthias.bolte@googlemail.com>
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#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
#

import sys
import os
import os.path



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OCCURRENCE__REQUIRED_ITEM = "r"
OCCURRENCE__REQUIRED_LIST = "rl"
OCCURRENCE__OPTIONAL_ITEM = "o"
OCCURRENCE__OPTIONAL_LIST = "ol"
OCCURRENCE__IGNORED = "i"
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valid_occurrences = [OCCURRENCE__REQUIRED_ITEM,
                     OCCURRENCE__REQUIRED_LIST,
                     OCCURRENCE__OPTIONAL_ITEM,
                     OCCURRENCE__OPTIONAL_LIST,
                     OCCURRENCE__IGNORED]
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autobind_map = { "FileManager"        : "fileManager",
                 "PerformanceManager" : "perfManager",
                 "PropertyCollector"  : "propertyCollector",
                 "SearchIndex"        : "searchIndex",
                 "SessionManager"     : "sessionManager",
                 "VirtualDiskManager" : "virtualDiskManager" }

autobind_map_usage = set()

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def aligned(left, right, length=59):
    while len(left) < length:
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        left += " "

    return left + right
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class Parameter:
    def __init__(self, type, name, occurrence):
        self.type = type
        self.occurrence = occurrence

        if ':' in name and name.startswith("_this"):
            self.name, self.autobind_type = name.split(":")
        else:
            self.name = name
            self.autobind_type = None


    def is_enum(self):
        return self.type in predefined_enums or self.type in enums_by_name


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    def is_object(self):
        return self.type in predefined_objects or self.type in objects_by_name


    def is_type_generated(self):
        return self.type in enums_by_name or self.type in objects_by_name


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    def generate_parameter(self, is_last = False, is_header = True, offset = 0):
        if self.occurrence == OCCURRENCE__IGNORED:
            raise ValueError("invalid function parameter occurrence value '%s'" % self.occurrence)
        elif self.autobind_type is not None:
            return ""
        else:
            string = "       "
            string += " " * offset
            string += "%s%s" % (self.get_type_string(), self.name)

            if is_last:
                if is_header:
                    string += "); "
                else:
                    string += "), "
            else:
                string += ", "

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            return aligned(string, self.get_occurrence_comment() + "\n")
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    def generate_return(self, offset = 0, end_of_line = ";"):
        if self.occurrence == OCCURRENCE__IGNORED:
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            raise ValueError("invalid function parameter occurrence value '%s'" % self.occurrence)
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        else:
            string = "       "
            string += " " * offset
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            string += "%s%s)%s" % (self.get_type_string(True), self.name, end_of_line)
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            return aligned(string, self.get_occurrence_comment() + "\n")
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    def generate_require_code(self):
        if self.occurrence in [OCCURRENCE__REQUIRED_ITEM,
                               OCCURRENCE__REQUIRED_LIST]:
            return "    ESX_VI__METHOD__PARAMETER__REQUIRE(%s)\n" % self.name
        else:
            return ""


    def generate_serialize_code(self):
        if self.occurrence in [OCCURRENCE__REQUIRED_LIST,
                               OCCURRENCE__OPTIONAL_LIST]:
            return "    ESX_VI__METHOD__PARAMETER__SERIALIZE_LIST(%s, %s)\n" % (self.type, self.name)
        elif self.type == "String":
            return "    ESX_VI__METHOD__PARAMETER__SERIALIZE_VALUE(String, %s)\n" % self.name
        else:
            return "    ESX_VI__METHOD__PARAMETER__SERIALIZE(%s, %s)\n" % (self.type, self.name)


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    def get_type_string(self, as_return_value = False):
        string = ""

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        if self.type == "String" and \
           self.occurrence not in [OCCURRENCE__REQUIRED_LIST,
                                   OCCURRENCE__OPTIONAL_LIST]:
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            if as_return_value:
                string += "char *"
            else:
                string += "const char *"
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        elif self.is_enum():
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            string += "esxVI_%s " % self.type
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        else:
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            string += "esxVI_%s *" % self.type

        if as_return_value:
            string += "*"

        return string
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    def get_occurrence_comment(self):
        if self.occurrence == OCCURRENCE__REQUIRED_ITEM:
            return "/* required */"
        elif self.occurrence == OCCURRENCE__REQUIRED_LIST:
            return "/* required, list */"
        elif self.occurrence == OCCURRENCE__OPTIONAL_ITEM:
            return "/* optional */"
        elif self.occurrence == OCCURRENCE__OPTIONAL_LIST:
            return "/* optional, list */"

        raise ValueError("unknown occurrence value '%s'" % self.occurrence)


    def get_occurrence_short_enum(self):
        if self.occurrence == OCCURRENCE__REQUIRED_ITEM:
            return "RequiredItem"
        elif self.occurrence == OCCURRENCE__REQUIRED_LIST:
            return "RequiredList"
        elif self.occurrence == OCCURRENCE__OPTIONAL_ITEM:
            return "OptionalItem"
        elif self.occurrence == OCCURRENCE__OPTIONAL_LIST:
            return "OptionalList"

        raise ValueError("unknown occurrence value '%s'" % self.occurrence)



class Method:
    def __init__(self, name, parameters, returns):
        self.name = name
        self.parameters = []
        self.autobind_parameter = None
        self.returns = returns

        for parameter in parameters:
            if parameter.autobind_type is None:
                self.parameters.append(parameter)
            else:
                self.autobind_parameter = parameter


    def generate_header(self):
        header = "int esxVI_%s\n" % self.name
        header += "      (esxVI_Context *ctx"

        if len(self.parameters) > 0 or self.returns is not None:
            header += ",\n"

            for parameter in self.parameters[:-1]:
                header += parameter.generate_parameter()

            if self.returns is None:
                header += self.parameters[-1].generate_parameter(is_last = True)
            else:
                header += self.parameters[-1].generate_parameter()
                header += self.returns.generate_return()
        else:
            header += ");\n"

        header += "\n"

        return header


    def generate_source(self):
        source = "/* esxVI_%s */\n" % self.name
        source += "ESX_VI__METHOD(%s," % self.name

        if self.autobind_parameter is not None:
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            autobind_map_usage.add(self.autobind_parameter.autobind_type)
            source += " %s,\n" % autobind_map[self.autobind_parameter.autobind_type]
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        else:
            source += " /* explicit _this */,\n"

        source += "               (esxVI_Context *ctx"

        if len(self.parameters) > 0 or self.returns is not None:
            source += ",\n"

            for parameter in self.parameters[:-1]:
                source += parameter.generate_parameter(is_header = False, offset = 9)

            if self.returns is None:
                source += self.parameters[-1].generate_parameter(is_last = True, is_header = False, offset = 9)
            else:
                source += self.parameters[-1].generate_parameter(is_header = False, offset = 9)
                source += self.returns.generate_return(offset = 9, end_of_line = ",")
        else:
            source += "),\n"

        if self.returns is None:
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            source += "               void, /* nothing */, None,\n"
        elif self.returns.type == "String":
            source += "               String, Value, %s,\n" % self.returns.get_occurrence_short_enum()
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        else:
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            source += "               %s, /* nothing */, %s,\n" % (self.returns.type, self.returns.get_occurrence_short_enum())
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        source += "{\n"

        if self.autobind_parameter is not None:
            source += self.autobind_parameter.generate_require_code()

        for parameter in self.parameters:
            source += parameter.generate_require_code()

        source += "},\n"
        source += "{\n"

        if self.autobind_parameter is not None:
            source += self.autobind_parameter.generate_serialize_code()

        for parameter in self.parameters:
            source += parameter.generate_serialize_code()

        source += "})\n\n\n\n"

        return source



class Property:
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    def __init__(self, type, name, occurrence):
        self.type = type
        self.name = name
        self.occurrence = occurrence

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    def is_enum(self):
        return self.type in predefined_enums or self.type in enums_by_name

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    def is_object(self):
        return self.type in predefined_objects or self.type in objects_by_name


    def is_type_generated(self):
        return self.type in enums_by_name or self.type in objects_by_name


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    def generate_struct_member(self):
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        if self.occurrence == OCCURRENCE__IGNORED:
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            return "    /* FIXME: %s is currently ignored */\n" % self.name
        else:
            string = "    %s%s; " % (self.get_type_string(), self.name)

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            return aligned(string, self.get_occurrence_comment() + "\n")
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    def generate_free_code(self):
        if self.type == "String" and \
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           self.occurrence not in [OCCURRENCE__REQUIRED_LIST,
                                   OCCURRENCE__OPTIONAL_LIST,
                                   OCCURRENCE__IGNORED]:
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            return "    VIR_FREE(item->%s);\n" % self.name
        elif self.is_enum():
            return ""
        else:
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            if self.occurrence == OCCURRENCE__IGNORED:
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                return "    /* FIXME: %s is currently ignored */\n" % self.name
            else:
                return "    esxVI_%s_Free(&item->%s);\n" % (self.type, self.name)

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    def generate_validate_code(self, managed=False):
        if managed:
            macro = "ESX_VI__TEMPLATE__PROPERTY__MANAGED_REQUIRE"
        else:
            macro = "ESX_VI__TEMPLATE__PROPERTY__REQUIRE"

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        if self.occurrence in [OCCURRENCE__REQUIRED_ITEM,
                               OCCURRENCE__REQUIRED_LIST]:
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            return "    %s(%s)\n" % (macro, self.name)
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        elif self.occurrence == OCCURRENCE__IGNORED:
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            return "    /* FIXME: %s is currently ignored */\n" % self.name
        else:
            return ""

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    def generate_deep_copy_code(self):
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        if self.occurrence == OCCURRENCE__IGNORED:
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            return "    /* FIXME: %s is currently ignored */\n" % self.name
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        elif self.occurrence in [OCCURRENCE__REQUIRED_LIST,
                                 OCCURRENCE__OPTIONAL_LIST]:
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            return "    ESX_VI__TEMPLATE__PROPERTY__DEEP_COPY_LIST(%s, %s)\n" % (self.type, self.name)
        elif self.type == "String":
            return "    ESX_VI__TEMPLATE__PROPERTY__DEEP_COPY_VALUE(String, %s)\n" % self.name
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        elif self.is_enum():
            return "    (*dest)->%s = src->%s;\n" % (self.name, self.name)
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        else:
            return "    ESX_VI__TEMPLATE__PROPERTY__DEEP_COPY(%s, %s)\n" % (self.type, self.name)

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    def generate_serialize_code(self):
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        if self.occurrence == OCCURRENCE__IGNORED:
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            return "    /* FIXME: %s is currently ignored */\n" % self.name
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        elif self.occurrence in [OCCURRENCE__REQUIRED_LIST,
                                 OCCURRENCE__OPTIONAL_LIST]:
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            return "    ESX_VI__TEMPLATE__PROPERTY__SERIALIZE_LIST(%s, %s)\n" % (self.type, self.name)
        elif self.type == "String":
            return "    ESX_VI__TEMPLATE__PROPERTY__SERIALIZE_VALUE(String, %s)\n" % self.name
        else:
            return "    ESX_VI__TEMPLATE__PROPERTY__SERIALIZE(%s, %s)\n" % (self.type, self.name)

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    def generate_deserialize_code(self):
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        if self.occurrence == OCCURRENCE__IGNORED:
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            return "    ESX_VI__TEMPLATE__PROPERTY__DESERIALIZE_IGNORE(%s) /* FIXME */\n" % self.name
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        elif self.occurrence in [OCCURRENCE__REQUIRED_LIST,
                                 OCCURRENCE__OPTIONAL_LIST]:
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            return "    ESX_VI__TEMPLATE__PROPERTY__DESERIALIZE_LIST(%s, %s)\n" % (self.type, self.name)
        elif self.type == "String":
            return "    ESX_VI__TEMPLATE__PROPERTY__DESERIALIZE_VALUE(String, %s)\n" % self.name
        else:
            return "    ESX_VI__TEMPLATE__PROPERTY__DESERIALIZE(%s, %s)\n" % (self.type, self.name)

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    def generate_lookup_code(self):
        if self.occurrence == OCCURRENCE__IGNORED:
            return "    ESX_VI__TEMPLATE__PROPERTY__CAST_FROM_ANY_TYPE_IGNORE(%s) /* FIXME */\n" % self.name
        elif self.occurrence in [OCCURRENCE__REQUIRED_LIST,
                                 OCCURRENCE__OPTIONAL_LIST]:
            return "    ESX_VI__TEMPLATE__PROPERTY__CAST_LIST_FROM_ANY_TYPE(%s, %s)\n" % (self.type, self.name)
        elif self.type == "String":
            return "    ESX_VI__TEMPLATE__PROPERTY__CAST_VALUE_FROM_ANY_TYPE(String, %s)\n" % self.name
        else:
            return "    ESX_VI__TEMPLATE__PROPERTY__CAST_FROM_ANY_TYPE(%s, %s)\n" % (self.type, self.name)


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    def get_type_string(self):
        if self.type == "String" and \
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           self.occurrence not in [OCCURRENCE__REQUIRED_LIST,
                                   OCCURRENCE__OPTIONAL_LIST]:
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            return "char *"
        elif self.is_enum():
            return "esxVI_%s " % self.type
        else:
            return "esxVI_%s *" % self.type


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    def get_occurrence_comment(self):
        if self.occurrence == OCCURRENCE__REQUIRED_ITEM:
            return "/* required */"
        elif self.occurrence == OCCURRENCE__REQUIRED_LIST:
            return "/* required, list */"
        elif self.occurrence == OCCURRENCE__OPTIONAL_ITEM:
            return "/* optional */"
        elif self.occurrence == OCCURRENCE__OPTIONAL_LIST:
            return "/* optional, list */"
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        raise ValueError("unknown occurrence value '%s'" % self.occurrence)
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class Base:
    def __init__(self, kind, name):
        self.kind = kind
        self.name = name


    def generate_typedef(self):
        return "typedef %s _esxVI_%s esxVI_%s;\n" % (self.kind, self.name, self.name)


    def generate_typeenum(self):
        return "    esxVI_Type_%s,\n" % self.name


    def generate_typetostring(self):
        string = "          case esxVI_Type_%s:\n" % self.name
        string += "            return \"%s\";\n\n" % self.name

        return string


    def generate_typefromstring(self):
        string =  "           else if (STREQ(type, \"%s\")) {\n" % self.name
        string += "               return esxVI_Type_%s;\n" % self.name
        string += "           }\n"

        return string



class Object(Base):
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    FEATURE__DYNAMIC_CAST = (1 << 1)
    FEATURE__LIST         = (1 << 2)
    FEATURE__DEEP_COPY    = (1 << 3)
    FEATURE__ANY_TYPE     = (1 << 4)
    FEATURE__SERIALIZE    = (1 << 5)
    FEATURE__DESERIALIZE  = (1 << 6)

    def __init__(self, name, extends, properties, features = 0, extended_by = None):
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        Base.__init__(self, "struct", name)
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        self.extends = extends
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        self.features = features
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        self.properties = properties
        self.extended_by = extended_by

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        if self.extended_by is not None:
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            self.extended_by.sort()
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    def generate_struct_members(self, add_banner=False, struct_gap=False):
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        members = ""

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        if struct_gap:
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            members += "\n"

        if self.extends is not None:
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            members += objects_by_name[self.extends].generate_struct_members(add_banner=True, struct_gap=False) + "\n"
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        if self.extends is not None or add_banner:
            members += "    /* %s */\n" % self.name

        for property in self.properties:
            members += property.generate_struct_member()

        if len(self.properties) < 1:
            members += "    /* no properties */\n"

        return members

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    def generate_free_code(self, add_banner=False):
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        source = ""

        if self.extends is not None:
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            source += objects_by_name[self.extends].generate_free_code(add_banner=True) + "\n"
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        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            string = ""

            for property in self.properties:
                string += property.generate_free_code()

            if len(string) < 1:
                source += "    /* no properties to be freed */\n"
            else:
                source += string

        return source

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    def generate_validate_code(self, add_banner=False):
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        source = ""

        if self.extends is not None:
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            source += objects_by_name[self.extends].generate_validate_code(add_banner=True) + "\n"
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        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            string = ""

            for property in self.properties:
                string += property.generate_validate_code()

            if len(string) < 1:
                source += "    /* no required properties */\n"
            else:
                source += string

        return source

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    def generate_dynamic_cast_code(self, is_first = True):
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        source = ""

        if self.extended_by is not None:
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            if not is_first:
                source += "\n"

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            source += "    /* %s */\n" % self.name

            for extended_by in self.extended_by:
                source += "    ESX_VI__TEMPLATE__DYNAMIC_CAST__ACCEPT(%s)\n" % extended_by

            for extended_by in self.extended_by:
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                source += objects_by_name[extended_by].generate_dynamic_cast_code(False)
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        return source

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    def generate_deep_copy_code(self, add_banner = False):
        source = ""

        if self.extends is not None:
            source += objects_by_name[self.extends].generate_deep_copy_code(add_banner = True) + "\n"

        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            string = ""

            for property in self.properties:
                string += property.generate_deep_copy_code()

            if len(string) < 1:
                source += "    /* no properties to be deep copied */\n"
            else:
                source += string

        return source

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    def generate_serialize_code(self, add_banner = False):
        source = ""

        if self.extends is not None:
            source += objects_by_name[self.extends].generate_serialize_code(add_banner = True) + "\n"

        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            for property in self.properties:
                source += property.generate_serialize_code()

        return source

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    def generate_deserialize_code(self, add_banner = False):
        source = ""

        if self.extends is not None:
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            source += objects_by_name[self.extends].generate_deserialize_code(add_banner=True) + "\n"
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        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            for property in self.properties:
                source += property.generate_deserialize_code()

        return source

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    def generate_header(self):
        header = "/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n"
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        header += " * VI Object: %s\n" % self.name
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        if self.extends is not None:
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            header += " *            extends %s\n" % self.extends
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        first = True

        if self.extended_by is not None:
            for extended_by in self.extended_by:
                if first:
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                    header += " *            extended by %s\n" % extended_by
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                    first = False
                else:
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                    header += " *                        %s\n" % extended_by
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        header += " */\n\n"

        # struct
        header += "struct _esxVI_%s {\n" % self.name

        if self.features & Object.FEATURE__LIST:
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            header += aligned("    esxVI_%s *_next; " % self.name, "/* optional */\n")
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        else:
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            header += aligned("    esxVI_%s *_unused; " % self.name, "/* optional */\n")
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        header += aligned("    esxVI_Type _type; ", "/* required */\n")
        header += self.generate_struct_members(struct_gap=True)
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        header += "};\n\n"

        # functions
        header += "int esxVI_%s_Alloc(esxVI_%s **item);\n" % (self.name, self.name)
        header += "void esxVI_%s_Free(esxVI_%s **item);\n" % (self.name, self.name)
        header += "int esxVI_%s_Validate(esxVI_%s *item);\n" % (self.name, self.name)

        if self.features & Object.FEATURE__DYNAMIC_CAST:
            if self.extended_by is not None or self.extends is not None:
                header += "esxVI_%s *esxVI_%s_DynamicCast(void *item);\n" % (self.name, self.name)
            else:
                report_error("cannot add dynamic cast support for an untyped object")

        if self.features & Object.FEATURE__LIST:
            header += "int esxVI_%s_AppendToList(esxVI_%s **list, esxVI_%s *item);\n" % (self.name, self.name, self.name)

        if self.features & Object.FEATURE__DEEP_COPY:
            header += "int esxVI_%s_DeepCopy(esxVI_%s **dst, esxVI_%s *src);\n" % (self.name, self.name, self.name)

            if self.features & Object.FEATURE__LIST:
                header += "int esxVI_%s_DeepCopyList(esxVI_%s **dstList, esxVI_%s *srcList);\n" % (self.name, self.name, self.name)

        if self.features & Object.FEATURE__ANY_TYPE:
            header += "int esxVI_%s_CastFromAnyType(esxVI_AnyType *anyType, esxVI_%s **item);\n" % (self.name, self.name)

            if self.features & Object.FEATURE__LIST:
                header += "int esxVI_%s_CastListFromAnyType(esxVI_AnyType *anyType, esxVI_%s **list);\n" % (self.name, self.name)

        if self.features & Object.FEATURE__SERIALIZE:
            header += "int esxVI_%s_Serialize(esxVI_%s *item, const char *element, virBufferPtr output);\n" % (self.name, self.name)

            if self.features & Object.FEATURE__LIST:
                header += "int esxVI_%s_SerializeList(esxVI_%s *list, const char *element, virBufferPtr output);\n" % (self.name, self.name)

        if self.features & Object.FEATURE__DESERIALIZE:
            header += "int esxVI_%s_Deserialize(xmlNodePtr node, esxVI_%s **item);\n" % (self.name, self.name)

            if self.features & Object.FEATURE__LIST:
                header += "int esxVI_%s_DeserializeList(xmlNodePtr node, esxVI_%s **list);\n" % (self.name, self.name)

        header += "\n\n\n"

        return header

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    def generate_source(self):
        source = "/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n"
683
        source += " * VI Object: %s\n" % self.name
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        if self.extends is not None:
686
            source += " *            extends %s\n" % self.extends
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        first = True

        if self.extended_by is not None:
            for extended_by in self.extended_by:
                if first:
693
                    source += " *            extended by %s\n" % extended_by
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                    first = False
                else:
696
                    source += " *                        %s\n" % extended_by
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        source += " */\n\n"

        # functions
        source += "/* esxVI_%s_Alloc */\n" % self.name
        source += "ESX_VI__TEMPLATE__ALLOC(%s)\n\n" % self.name

        # free
        if self.extended_by is None:
            source += "/* esxVI_%s_Free */\n" % self.name
            source += "ESX_VI__TEMPLATE__FREE(%s,\n" % self.name
            source += "{\n"

            if self.features & Object.FEATURE__LIST:
711
                if self.extends is not None:
712 713 714 715
                    # avoid "dereferencing type-punned pointer will break strict-aliasing rules" warnings
                    source += "    esxVI_%s *next = (esxVI_%s *)item->_next;\n\n" % (self.extends, self.extends)
                    source += "    esxVI_%s_Free(&next);\n" % self.extends
                    source += "    item->_next = (esxVI_%s *)next;\n\n" % self.name
716 717
                else:
                    source += "    esxVI_%s_Free(&item->_next);\n\n" % self.name
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            source += self.generate_free_code()

            source += "})\n\n"
        else:
            source += "/* esxVI_%s_Free */\n" % self.name
            source += "ESX_VI__TEMPLATE__DYNAMIC_FREE(%s,\n" % self.name
            source += "{\n"

            for extended_by in self.extended_by:
                source += "    ESX_VI__TEMPLATE__DISPATCH__FREE(%s)\n" % extended_by

            source += "},\n"
            source += "{\n"

            if self.features & Object.FEATURE__LIST:
734
                if self.extends is not None:
735 736 737 738
                    # avoid "dereferencing type-punned pointer will break strict-aliasing rules" warnings
                    source += "    esxVI_%s *next = (esxVI_%s *)item->_next;\n\n" % (self.extends, self.extends)
                    source += "    esxVI_%s_Free(&next);\n" % self.extends
                    source += "    item->_next = (esxVI_%s *)next;\n\n" % self.name
739 740
                else:
                    source += "    esxVI_%s_Free(&item->_next);\n\n" % self.name
741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809

            source += self.generate_free_code()

            source += "})\n\n"

        # validate
        source += "/* esxVI_%s_Validate */\n" % self.name
        source += "ESX_VI__TEMPLATE__VALIDATE(%s,\n" % self.name
        source += "{\n"

        source += self.generate_validate_code()

        source += "})\n\n"

        # dynamic cast
        if self.features & Object.FEATURE__DYNAMIC_CAST:
            if self.extended_by is not None or self.extends is not None:
                source += "/* esxVI_%s_DynamicCast */\n" % self.name
                source += "ESX_VI__TEMPLATE__DYNAMIC_CAST(%s,\n" % self.name
                source += "{\n"

                source += self.generate_dynamic_cast_code()

                source += "})\n\n"
            else:
                report_error("cannot add dynamic cast support for an untyped object")

        # append to list
        if self.features & Object.FEATURE__LIST:
            source += "/* esxVI_%s_AppendToList */\n" % self.name
            source += "ESX_VI__TEMPLATE__LIST__APPEND(%s)\n\n" % self.name

        # deep copy
        if self.extended_by is None:
            if self.features & Object.FEATURE__DEEP_COPY:
                source += "/* esxVI_%s_DeepCopy */\n" % self.name
                source += "ESX_VI__TEMPLATE__DEEP_COPY(%s,\n" % self.name
                source += "{\n"

                source += self.generate_deep_copy_code()

                source += "})\n\n"

                if self.features & Object.FEATURE__LIST:
                    source += "/* esxVI_%s_DeepCopyList */\n" % self.name
                    source += "ESX_VI__TEMPLATE__LIST__DEEP_COPY(%s)\n\n" % self.name
        else:
            if self.features & Object.FEATURE__DEEP_COPY:
                source += "/* esxVI_%s_DeepCopy */\n" % self.name
                source += "ESX_VI__TEMPLATE__DYNAMIC_DEEP_COPY(%s)\n" % self.name
                source += "{\n"

                for extended_by in self.extended_by:
                    source += "    ESX_VI__TEMPLATE__DISPATCH__DEEP_COPY(%s)\n" % extended_by

                source += "},\n"
                source += "{\n"

                source += self.generate_deep_copy_code()

                source += "})\n\n"

                if self.features & Object.FEATURE__LIST:
                    source += "/* esxVI_%s_DeepCopyList */\n" % self.name
                    source += "ESX_VI__TEMPLATE__LIST__DEEP_COPY(%s)\n\n" % self.name

        # cast from any type
        if self.features & Object.FEATURE__ANY_TYPE:
            source += "/* esxVI_%s_CastFromAnyType */\n" % self.name
810 811

            if self.extended_by is None:
812
                source += "ESX_VI__TEMPLATE__CAST_FROM_ANY_TYPE(%s)\n\n" % self.name
813
            else:
814
                source += "ESX_VI__TEMPLATE__DYNAMIC_CAST_FROM_ANY_TYPE(%s,\n" % self.name
815 816 817 818 819 820
                source += "{\n"

                for extended_by in self.extended_by:
                    source += "    ESX_VI__TEMPLATE__DISPATCH__CAST_FROM_ANY_TYPE(%s)\n" % extended_by

                source += "})\n\n"
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            if self.features & Object.FEATURE__LIST:
                source += "/* esxVI_%s_CastListFromAnyType */\n" % self.name
                source += "ESX_VI__TEMPLATE__LIST__CAST_FROM_ANY_TYPE(%s)\n\n" % self.name

        # serialize
        if self.extended_by is None:
            if self.features & Object.FEATURE__SERIALIZE:
                source += "/* esxVI_%s_Serialize */\n" % self.name
                source += "ESX_VI__TEMPLATE__SERIALIZE(%s,\n" % self.name
                source += "{\n"

                source += self.generate_serialize_code()

                source += "})\n\n"

                if self.features & Object.FEATURE__LIST:
                    source += "/* esxVI_%s_SerializeList */\n" % self.name
                    source += "ESX_VI__TEMPLATE__LIST__SERIALIZE(%s)\n\n" % self.name
        else:
            if self.features & Object.FEATURE__SERIALIZE:
                source += "/* esxVI_%s_Serialize */\n" % self.name
                source += "ESX_VI__TEMPLATE__DYNAMIC_SERIALIZE(%s,\n" % self.name
                source += "{\n"

                for extended_by in self.extended_by:
                    source += "    ESX_VI__TEMPLATE__DISPATCH__SERIALIZE(%s)\n" % extended_by

                source += "},\n"
                source += "{\n"

                source += self.generate_serialize_code()

                source += "})\n\n"

                if self.features & Object.FEATURE__LIST:
                    source += "/* esxVI_%s_SerializeList */\n" % self.name
                    source += "ESX_VI__TEMPLATE__LIST__SERIALIZE(%s)\n\n" % self.name

        # deserilaize
861 862 863 864 865
        if self.extended_by is None:
            if self.features & Object.FEATURE__DESERIALIZE:
                source += "/* esxVI_%s_Deserialize */\n" % self.name
                source += "ESX_VI__TEMPLATE__DESERIALIZE(%s,\n" % self.name
                source += "{\n"
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                source += self.generate_deserialize_code()
868

869
                source += "})\n\n"
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871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892
                if self.features & Object.FEATURE__LIST:
                    source += "/* esxVI_%s_DeserializeList */\n" % self.name
                    source += "ESX_VI__TEMPLATE__LIST__DESERIALIZE(%s)\n\n" % self.name
        else:
            if self.features & Object.FEATURE__DESERIALIZE:
                source += "/* esxVI_%s_Deserialize */\n" % self.name
                source += "ESX_VI__TEMPLATE__DYNAMIC_DESERIALIZE(%s,\n" % self.name
                source += "{\n"

                for extended_by in self.extended_by:
                    source += "    ESX_VI__TEMPLATE__DISPATCH__DESERIALIZE(%s)\n" % extended_by

                source += "},\n"
                source += "{\n"

                source += self.generate_deserialize_code()

                source += "})\n\n"

                if self.features & Object.FEATURE__LIST:
                    source += "/* esxVI_%s_DeserializeList */\n" % self.name
                    source += "ESX_VI__TEMPLATE__LIST__DESERIALIZE(%s)\n\n" % self.name
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        source += "\n\n"

        return source



900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937
class ManagedObject(Base):
    FEATURE__LIST = (1 << 2)


    def __init__(self, name, extends, properties, features=0, extended_by=None):
        Base.__init__(self, "struct", name)
        self.extends = extends
        self.features = features
        self.properties = properties
        self.extended_by = extended_by

        if self.extended_by is not None:
            self.extended_by.sort()


    def generate_struct_members(self, add_banner=False, struct_gap=False):
        members = ""

        if struct_gap:
            members += "\n"

        if self.extends is not None:
            members += managed_objects_by_name[self.extends].generate_struct_members(add_banner=True) + "\n"

        if self.extends is not None or add_banner:
            members += "    /* %s */\n" % self.name

        for property in self.properties:
            members += property.generate_struct_member()

        if len(self.properties) < 1:
            members += "    /* no properties */\n"

        return members


    def generate_free_code(self, add_banner=False):
        source = ""
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        if self.extends is not None:
            source += managed_objects_by_name[self.extends].generate_free_code(add_banner=True) + "\n"
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942 943
        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name
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945 946 947 948
        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            string = ""
949

950 951
            for property in self.properties:
                string += property.generate_free_code()
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            if len(string) < 1:
                source += "    /* no properties to be freed */\n"
            else:
                source += string
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958
        return source
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    def generate_validate_code(self, add_banner=False):
        source = ""

        if self.extends is not None:
            source += managed_objects_by_name[self.extends].generate_validate_code(add_banner=True) + "\n"

        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            string = ""
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975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196
            for property in self.properties:
                string += property.generate_validate_code(managed=True)

            if len(string) < 1:
                source += "    /* no required properties */\n"
            else:
                source += string

        return source


    def generate_lookup_code1(self, add_banner=False):
        source = ""

        if self.extends is not None:
            source += managed_objects_by_name[self.extends].generate_lookup_code1(add_banner=True) + "\n"

        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            string = ""

            for property in self.properties:
                string += "    \"%s\\0\"\n" % property.name

            if len(string) < 1:
                source += "    /* no properties */\n"
            else:
                source += string

        return source


    def generate_lookup_code2(self, add_banner=False):
        source = ""

        if self.extends is not None:
            source += managed_objects_by_name[self.extends].generate_lookup_code2(add_banner=True) + "\n"

        if self.extends is not None or add_banner:
            source += "    /* %s */\n" % self.name

        if len(self.properties) < 1:
            source += "    /* no properties */\n"
        else:
            string = ""

            for property in self.properties:
                string += property.generate_lookup_code()

            if len(string) < 1:
                source += "    /* no properties */\n"
            else:
                source += string

        return source


    def generate_comment(self):
        comment = "/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n"
        comment += " * VI Managed Object: %s\n" % self.name

        if self.extends is not None:
            comment += " *                    extends %s\n" % self.extends

        first = True

        if self.extended_by is not None:
            for extended_by in self.extended_by:
                if first:
                    comment += " *                    extended by %s\n" % extended_by
                    first = False
                else:
                    comment += " *                                %s\n" % extended_by

        comment += " */\n\n"

        return comment


    def generate_header(self):
        header = self.generate_comment()

        # struct
        header += "struct _esxVI_%s {\n" % self.name

        if self.features & Object.FEATURE__LIST:
            header += aligned("    esxVI_%s *_next; " % self.name, "/* optional */\n")
        else:
            header += aligned("    esxVI_%s *_unused; " % self.name, "/* optional */\n")

        header += aligned("    esxVI_Type _type; ", "/* required */\n")
        header += aligned("    esxVI_ManagedObjectReference *_reference; ", "/* required */\n")
        header += "\n"
        header += self.generate_struct_members()

        header += "};\n\n"

        # functions
        header += "int esxVI_%s_Alloc(esxVI_%s **item);\n" % (self.name, self.name)
        header += "void esxVI_%s_Free(esxVI_%s **item);\n" % (self.name, self.name)
        header += "int esxVI_%s_Validate(esxVI_%s *item, esxVI_String *selectedPropertyNameList);\n" % (self.name, self.name)

        if self.features & Object.FEATURE__LIST:
            header += "int esxVI_%s_AppendToList(esxVI_%s **list, esxVI_%s *item);\n" % (self.name, self.name, self.name)

        header += "\n\n\n"

        return header


    def generate_helper_header(self):
        header = ""

        # functions
        header += ("int esxVI_Lookup%s(esxVI_Context *ctx, " +
                                      "const char *name, " +
                                      "esxVI_ManagedObjectReference *root, " +
                                      "esxVI_String *selectedPropertyNameList, " +
                                      "esxVI_%s **item, " +
                                      "esxVI_Occurrence occurrence);\n") % (self.name, self.name)

        header += "\n"

        return header


    def generate_source(self):
        source = self.generate_comment()

        # functions
        source += "/* esxVI_%s_Alloc */\n" % self.name
        source += "ESX_VI__TEMPLATE__ALLOC(%s)\n\n" % self.name

        # free
        if self.extended_by is None:
            source += "/* esxVI_%s_Free */\n" % self.name
            source += "ESX_VI__TEMPLATE__FREE(%s,\n" % self.name
            source += "{\n"

            if self.features & ManagedObject.FEATURE__LIST:
                if self.extends is not None:
                    # avoid "dereferencing type-punned pointer will break strict-aliasing rules" warnings
                    source += "    esxVI_%s *next = (esxVI_%s *)item->_next;\n\n" % (self.extends, self.extends)
                    source += "    esxVI_%s_Free(&next);\n" % self.extends
                    source += "    item->_next = (esxVI_%s *)next;\n\n" % self.name
                else:
                    source += "    esxVI_%s_Free(&item->_next);\n" % self.name

            source += "    esxVI_ManagedObjectReference_Free(&item->_reference);\n\n"

            source += self.generate_free_code()

            source += "})\n\n"
        else:
            source += "/* esxVI_%s_Free */\n" % self.name
            source += "ESX_VI__TEMPLATE__DYNAMIC_FREE(%s,\n" % self.name
            source += "{\n"

            for extended_by in self.extended_by:
                source += "    ESX_VI__TEMPLATE__DISPATCH__FREE(%s)\n" % extended_by

            source += "},\n"
            source += "{\n"

            if self.features & Object.FEATURE__LIST:
                if self.extends is not None:
                    # avoid "dereferencing type-punned pointer will break strict-aliasing rules" warnings
                    source += "    esxVI_%s *next = (esxVI_%s *)item->_next;\n\n" % (self.extends, self.extends)
                    source += "    esxVI_%s_Free(&next);\n" % self.extends
                    source += "    item->_next = (esxVI_%s *)next;\n\n" % self.name
                else:
                    source += "    esxVI_%s_Free(&item->_next);\n" % self.name

            source += "    esxVI_ManagedObjectReference_Free(&item->_reference);\n\n"

            source += self.generate_free_code()

            source += "})\n\n"

        # validate
        source += "/* esxVI_%s_Validate */\n" % self.name
        source += "ESX_VI__TEMPLATE__MANAGED_VALIDATE(%s,\n" % self.name
        source += "{\n"

        source += self.generate_validate_code()

        source += "})\n\n"

        # append to list
        if self.features & ManagedObject.FEATURE__LIST:
            source += "/* esxVI_%s_AppendToList */\n" % self.name
            source += "ESX_VI__TEMPLATE__LIST__APPEND(%s)\n\n" % self.name

        source += "\n\n"

        return source


    def generate_helper_source(self):
        source = ""

        # lookup
        source += "/* esxVI_Lookup%s */\n" % self.name
        source += "ESX_VI__TEMPLATE__LOOKUP(%s,\n" % self.name
        source += "{\n"

        source += self.generate_lookup_code1()

        source += "},\n"
        source += "{\n"

        source += self.generate_lookup_code2()

        source += "})\n\n"

        source += "\n\n"

        return source
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Matthias Bolte 已提交
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class Enum(Base):
    FEATURE__ANY_TYPE = (1 << 1)
    FEATURE__SERIALIZE = (1 << 2)
    FEATURE__DESERIALIZE = (1 << 3)


    def __init__(self, name, values, features=0):
        Base.__init__(self, "enum", name)
        self.values = values
1209
        self.features = features
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    def generate_header(self):
        header = "/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n"
        header += " * VI Enum: %s\n" % self.name
        header += " */\n\n"

        # enum
        header += "enum _esxVI_%s {\n" % self.name
        header += "    esxVI_%s_Undefined = 0,\n" % self.name

        for value in self.values:
            header += "    esxVI_%s_%s,\n" % (self.name, capitalize_first(value))

        header += "};\n\n"

        # functions
        if self.features & Enum.FEATURE__ANY_TYPE:
            header += "int esxVI_%s_CastFromAnyType(esxVI_AnyType *anyType, esxVI_%s *item);\n" % (self.name, self.name)

        if self.features & Enum.FEATURE__SERIALIZE:
            header += "int esxVI_%s_Serialize(esxVI_%s item, const char *element, virBufferPtr output);\n" % (self.name, self.name)

        if self.features & Enum.FEATURE__DESERIALIZE:
            header += "int esxVI_%s_Deserialize(xmlNodePtr node, esxVI_%s *item);\n" % (self.name, self.name)

        header += "\n\n\n"

        return header

1240

1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286
    def generate_source(self):
        source = "/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n"
        source += " * VI Enum: %s\n" % self.name
        source += " */\n\n"

        source += "static const esxVI_Enumeration _esxVI_%s_Enumeration = {\n" % self.name
        source += "    esxVI_Type_%s, {\n" % self.name

        for value in self.values:
            source += "        { \"%s\", esxVI_%s_%s },\n" % (value, self.name, capitalize_first(value))

        source += "        { NULL, -1 },\n"
        source += "    },\n"
        source += "};\n\n"

        # functions
        if self.features & Enum.FEATURE__ANY_TYPE:
            source += "/* esxVI_%s_CastFromAnyType */\n" % self.name
            source += "ESX_VI__TEMPLATE__ENUMERATION__CAST_FROM_ANY_TYPE(%s)\n\n" % self.name

        if self.features & Enum.FEATURE__SERIALIZE:
            source += "/* esxVI_%s_Serialize */\n" % self.name
            source += "ESX_VI__TEMPLATE__ENUMERATION__SERIALIZE(%s)\n\n" % self.name

        if self.features & Enum.FEATURE__DESERIALIZE:
            source += "/* esxVI_%s_Deserialize */\n" % self.name
            source += "ESX_VI__TEMPLATE__ENUMERATION__DESERIALIZE(%s)\n\n" % self.name

        source += "\n\n"

        return source



def report_error(message):
    print "error: " + message
    sys.exit(1)



def capitalize_first(string):
    return string[:1].upper() + string[1:]



def parse_object(block):
1287
    # expected format: [managed] object <name> [extends <name>]
1288
    header_items = block[0][1].split()
1289 1290 1291 1292 1293
    managed = False

    if header_items[0] == "managed":
        managed = True
        del header_items[0]
1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317

    if len(header_items) < 2:
        report_error("line %d: invalid block header" % (number))

    assert header_items[0] == "object"

    name = header_items[1]
    extends = None

    if len(header_items) > 2:
        if header_items[2] != "extends":
            report_error("line %d: invalid block header" % (number))
        else:
            extends = header_items[3]

    properties = []

    for line in block[1:]:
        # expected format: <type> <name> <occurrence>
        items = line[1].split()

        if len(items) != 3:
            report_error("line %d: invalid property" % line[0])

1318
        if items[2] not in valid_occurrences:
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            report_error("line %d: invalid occurrence" % line[0])

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        properties.append(Property(type=items[0], name=items[1],
                                   occurrence=items[2]))
1323

1324 1325 1326 1327
    if managed:
        return ManagedObject(name=name, extends=extends, properties=properties)
    else:
        return Object(name=name, extends=extends, properties=properties)
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def parse_enum(block):
    # expected format: enum <name>
    header_items = block[0][1].split()

    if len(header_items) < 2:
        report_error("line %d: invalid block header" % (number))

    assert header_items[0] == "enum"

    name = header_items[1]

    values = []

    for line in block[1:]:
        # expected format: <value>
        values.append(line[1])

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    return Enum(name=name, values=values)
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1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367
def parse_method(block):
    # expected format: method <name> [returns <type> <occurrence>]
    header_items = block[0][1].split()

    if len(header_items) < 2:
        report_error("line %d: invalid block header" % (number))

    assert header_items[0] == "method"

    name = header_items[1]
    returns = None

    if len(header_items) > 2:
        if header_items[2] != "returns":
            report_error("line %d: invalid block header" % (number))
        else:
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            returns = Parameter(type=header_items[3], name="output",
                                occurrence=header_items[4])
1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382

    parameters = []

    for line in block[1:]:
        # expected format: <type> <name> <occurrence>
        items = line[1].split()

        if len(items) != 3:
            report_error("line %d: invalid property" % line[0])

        if items[2] not in valid_occurrences:
            report_error("line %d: invalid occurrence" % line[0])

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        parameters.append(Parameter(type=items[0], name=items[1],
                                    occurrence=items[2]))
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    return Method(name=name, parameters=parameters, returns=returns)
1387 1388 1389



1390 1391 1392 1393
def is_known_type(type):
    return type in predefined_objects or \
           type in predefined_enums or \
           type in objects_by_name or \
1394
           type in managed_objects_by_name or \
1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422
           type in enums_by_name



def open_and_print(filename):
    if filename.startswith("./"):
        print "  GEN    " + filename[2:]
    else:
        print "  GEN    " + filename

    return open(filename, "wb")










predefined_enums = ["Boolean"]

predefined_objects = ["AnyType",
                      "Int",
                      "Long",
                      "String",
                      "DateTime",
1423
                      "MethodFault",
1424 1425 1426 1427 1428 1429
                      "ManagedObjectReference"]

additional_enum_features = { "ManagedEntityStatus"      : Enum.FEATURE__ANY_TYPE,
                             "TaskInfoState"            : Enum.FEATURE__ANY_TYPE,
                             "VirtualMachinePowerState" : Enum.FEATURE__ANY_TYPE }

1430
additional_object_features = { "AutoStartDefaults"          : Object.FEATURE__ANY_TYPE,
1431
                               "AutoStartPowerInfo"         : Object.FEATURE__ANY_TYPE,
1432
                               "DatastoreHostMount"         : Object.FEATURE__DEEP_COPY | Object.FEATURE__LIST | Object.FEATURE__ANY_TYPE,
1433
                               "DatastoreInfo"              : Object.FEATURE__ANY_TYPE | Object.FEATURE__DYNAMIC_CAST,
1434 1435
                               "FileInfo"                   : Object.FEATURE__DYNAMIC_CAST,
                               "FileQuery"                  : Object.FEATURE__DYNAMIC_CAST,
1436
                               "HostConfigManager"          : Object.FEATURE__ANY_TYPE,
1437
                               "HostCpuIdInfo"              : Object.FEATURE__ANY_TYPE | Object.FEATURE__LIST,
1438
                               "HostDatastoreBrowserSearchResults" : Object.FEATURE__LIST | Object.FEATURE__ANY_TYPE,
1439
                               "ManagedObjectReference"     : Object.FEATURE__ANY_TYPE,
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                               "ObjectContent"              : Object.FEATURE__DEEP_COPY,
                               "PerfEntityMetric"           : Object.FEATURE__DYNAMIC_CAST,
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                               "PerfMetricIntSeries"        : Object.FEATURE__DYNAMIC_CAST,
                               "ResourcePoolResourceUsage"  : Object.FEATURE__ANY_TYPE,
                               "SelectionSpec"              : Object.FEATURE__DYNAMIC_CAST,
1445
                               "ServiceContent"             : Object.FEATURE__DESERIALIZE,
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                               "SharesInfo"                 : Object.FEATURE__ANY_TYPE,
                               "TaskInfo"                   : Object.FEATURE__ANY_TYPE | Object.FEATURE__LIST,
                               "UserSession"                : Object.FEATURE__ANY_TYPE,
1449
                               "VirtualDiskSpec"            : Object.FEATURE__DYNAMIC_CAST,
1450
                               "VirtualMachineQuestionInfo" : Object.FEATURE__ANY_TYPE,
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                               "VirtualMachineSnapshotTree" : Object.FEATURE__DEEP_COPY | Object.FEATURE__ANY_TYPE,
                               "VmEventArgument"            : Object.FEATURE__DESERIALIZE }
1453

1454
removed_object_features = {}
1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466



if "srcdir" in os.environ:
    input_filename = os.path.join(os.environ["srcdir"], "esx/esx_vi_generator.input")
    output_dirname = os.path.join(os.environ["srcdir"], "esx")
else:
    input_filename = os.path.join(os.getcwd(), "esx_vi_generator.input")
    output_dirname = os.getcwd()



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types_typedef = open_and_print(os.path.join(output_dirname, "esx_vi_types.generated.typedef"))
types_typeenum = open_and_print(os.path.join(output_dirname, "esx_vi_types.generated.typeenum"))
types_typetostring = open_and_print(os.path.join(output_dirname, "esx_vi_types.generated.typetostring"))
types_typefromstring = open_and_print(os.path.join(output_dirname, "esx_vi_types.generated.typefromstring"))
types_header = open_and_print(os.path.join(output_dirname, "esx_vi_types.generated.h"))
types_source = open_and_print(os.path.join(output_dirname, "esx_vi_types.generated.c"))
methods_header = open_and_print(os.path.join(output_dirname, "esx_vi_methods.generated.h"))
methods_source = open_and_print(os.path.join(output_dirname, "esx_vi_methods.generated.c"))
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methods_macro = open_and_print(os.path.join(output_dirname, "esx_vi_methods.generated.macro"))
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helpers_header = open_and_print(os.path.join(output_dirname, "esx_vi.generated.h"))
helpers_source = open_and_print(os.path.join(output_dirname, "esx_vi.generated.c"))
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number = 0
objects_by_name = {}
1483
managed_objects_by_name = {}
1484
enums_by_name = {}
1485
methods_by_name = {}
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block = None



1490
# parse input file
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for line in file(input_filename, "rb").readlines():
    number += 1

    if "#" in line:
        line = line[:line.index("#")]

    line = line.lstrip().rstrip()

    if len(line) < 1:
        continue

1502 1503
    if line.startswith("object") or line.startswith("managed object") or \
       line.startswith("enum") or line.startswith("method"):
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        if block is not None:
            report_error("line %d: nested block found" % (number))
        else:
            block = []

    if block is not None:
        if line == "end":
            if block[0][1].startswith("object"):
                obj = parse_object(block)
                objects_by_name[obj.name] = obj
1514 1515 1516
            elif block[0][1].startswith("managed object"):
                obj = parse_object(block)
                managed_objects_by_name[obj.name] = obj
1517
            elif block[0][1].startswith("enum"):
1518 1519
                enum = parse_enum(block)
                enums_by_name[enum.name] = enum
1520 1521 1522
            else:
                method = parse_method(block)
                methods_by_name[method.name] = method
1523 1524 1525 1526 1527 1528 1529

            block = None
        else:
            block.append((number, line))



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for method in methods_by_name.values():
    # method parameter types must be serializable
    for parameter in method.parameters:
        if not parameter.is_type_generated():
            continue

        if parameter.is_enum():
            enums_by_name[parameter.type].features |= Enum.FEATURE__SERIALIZE
        else:
            objects_by_name[parameter.type].features |= Object.FEATURE__SERIALIZE

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        # detect list usage
        if parameter.occurrence == OCCURRENCE__REQUIRED_LIST or \
           parameter.occurrence == OCCURRENCE__OPTIONAL_LIST:
            if parameter.is_enum():
                report_error("unsupported usage of enum '%s' as list in '%s'"
                             % (parameter.type, method.name))
            else:
                objects_by_name[parameter.type].features |= Object.FEATURE__LIST

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    # method return types must be deserializable
    if method.returns and method.returns.is_type_generated():
        if method.returns.is_enum():
            enums_by_name[method.returns.type].features |= Enum.FEATURE__DESERIALIZE
        else:
            objects_by_name[method.returns.type].features |= Object.FEATURE__DESERIALIZE

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        # detect list usage
        if method.returns.occurrence == OCCURRENCE__REQUIRED_LIST or \
           method.returns.occurrence == OCCURRENCE__OPTIONAL_LIST:
            if method.returns.is_enum():
                report_error("unsupported usage of enum '%s' as list in '%s'"
                             % (method.returns.type, method.name))
            else:
                objects_by_name[method.returns.type].features |= Object.FEATURE__LIST

1566 1567


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for enum in enums_by_name.values():
    # apply additional features
    if enum.name in additional_enum_features:
        enum.features |= additional_enum_features[enum.name]

1573 1574 1575
        if additional_enum_features[enum.name] & Enum.FEATURE__ANY_TYPE:
            enum.features |= Enum.FEATURE__DESERIALIZE

1576 1577 1578 1579


for obj in objects_by_name.values():
    for property in obj.properties:
1580
        if property.occurrence != OCCURRENCE__IGNORED and \
1581 1582 1583 1584 1585 1586 1587 1588 1589
           not is_known_type(property.type):
            report_error("object '%s' contains unknown property type '%s'" % (obj.name, property.type))

    if obj.extends is not None:
        if not is_known_type(obj.extends):
            report_error("object '%s' extends unknown object '%s'" % (obj.name, obj.extends))

    # detect list usage
    for property in obj.properties:
1590 1591 1592 1593 1594 1595 1596 1597 1598 1599
        if not property.is_type_generated():
            continue

        if property.occurrence == OCCURRENCE__REQUIRED_LIST or \
           property.occurrence == OCCURRENCE__OPTIONAL_LIST:
            if property.is_enum():
                report_error("unsupported usage of enum '%s' as list in '%s'"
                             % (property.type, obj.type))
            else:
                objects_by_name[property.type].features |= Object.FEATURE__LIST
1600 1601 1602 1603 1604

    # apply/remove additional features
    if obj.name in additional_object_features:
        obj.features |= additional_object_features[obj.name]

1605 1606 1607
        if additional_object_features[obj.name] & Object.FEATURE__ANY_TYPE:
            obj.features |= Object.FEATURE__DESERIALIZE

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    if obj.name in removed_object_features:
        obj.features &= ~removed_object_features[obj.name]

    # detect extended_by relation
    if obj.extends is not None:
        extended_obj = objects_by_name[obj.extends]

        if extended_obj.extended_by is None:
            extended_obj.extended_by = [obj.name]
        else:
            extended_obj.extended_by.append(obj.name)
1619
            extended_obj.extended_by.sort()
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1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696
def propagate_feature(obj, feature):
    global features_have_changed

    if not (obj.features & feature):
        return

    for property in obj.properties:
        if property.occurrence == OCCURRENCE__IGNORED or \
           not property.is_type_generated():
            continue

        if property.is_enum():
            if feature == Object.FEATURE__SERIALIZE and \
               not (enums_by_name[property.type].features & Enum.FEATURE__SERIALIZE):
                enums_by_name[property.type].features |= Enum.FEATURE__SERIALIZE
                features_have_changed = True
            elif feature == Object.FEATURE__DESERIALIZE and \
               not (enums_by_name[property.type].features & Enum.FEATURE__DESERIALIZE):
                enums_by_name[property.type].features |= Enum.FEATURE__DESERIALIZE
                features_have_changed = True
        elif property.is_object():
            if not (objects_by_name[property.type].features & feature):
                objects_by_name[property.type].features |= feature
                features_have_changed = True

            if obj.name != property.type:
                propagate_feature(objects_by_name[property.type], feature)



def inherit_features(obj):
    global features_have_changed

    if obj.extended_by is not None:
        for extended_by in obj.extended_by:
            previous = objects_by_name[extended_by].features
            objects_by_name[extended_by].features |= obj.features

            if objects_by_name[extended_by].features != previous:
                features_have_changed = True

    if obj.extends is not None:
        previous = objects_by_name[obj.extends].features
        objects_by_name[obj.extends].features |= obj.features

        if objects_by_name[obj.extends].features != previous:
            features_have_changed = True

    if obj.extended_by is not None:
        for extended_by in obj.extended_by:
            inherit_features(objects_by_name[extended_by])



# there are two directions to spread features:
# 1) up and down the inheritance chain
# 2) from object types to their member property types
# spreading needs to be done alternating on both directions because they can
# affect each other
features_have_changed = True

while features_have_changed:
    features_have_changed = False

    for obj in objects_by_name.values():
        propagate_feature(obj, Object.FEATURE__DEEP_COPY)
        propagate_feature(obj, Object.FEATURE__SERIALIZE)
        propagate_feature(obj, Object.FEATURE__DESERIALIZE)

    for obj in objects_by_name.values():
        inherit_features(obj)



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for obj in managed_objects_by_name.values():
    for property in obj.properties:
        if property.occurrence != OCCURRENCE__IGNORED and \
           not is_known_type(property.type):
            report_error("object '%s' contains unknown property type '%s'" % (obj.name, property.type))

    if obj.extends is not None:
        if not is_known_type(obj.extends):
            report_error("object '%s' extends unknown object '%s'" % (obj.name, obj.extends))

    # detect extended_by relation
    if obj.extends is not None:
        extended_obj = managed_objects_by_name[obj.extends]

        if extended_obj.extended_by is None:
            extended_obj.extended_by = [obj.name]
        else:
            extended_obj.extended_by.append(obj.name)
            extended_obj.extended_by.sort()



1719 1720 1721 1722 1723 1724 1725 1726
types_typedef.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
types_typeenum.write("/* Generated by esx_vi_generator.py */\n\n")
types_typetostring.write("/* Generated by esx_vi_generator.py */\n\n")
types_typefromstring.write("/* Generated by esx_vi_generator.py */\n\n")
types_header.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
types_source.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
methods_header.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
methods_source.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
1727
methods_macro.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
1728 1729
helpers_header.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
helpers_source.write("/* Generated by esx_vi_generator.py */\n\n\n\n")
1730 1731


1732

1733 1734 1735 1736
# output enums
types_typedef.write("/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n" +
                    " * VI Enums\n" +
                    " */\n\n")
1737 1738 1739 1740 1741

names = enums_by_name.keys()
names.sort()

for name in names:
1742 1743 1744 1745 1746 1747
    types_typedef.write(enums_by_name[name].generate_typedef())
    types_typeenum.write(enums_by_name[name].generate_typeenum())
    types_typetostring.write(enums_by_name[name].generate_typetostring())
    types_typefromstring.write(enums_by_name[name].generate_typefromstring())
    types_header.write(enums_by_name[name].generate_header())
    types_source.write(enums_by_name[name].generate_source())
1748 1749 1750



1751 1752 1753
# output objects
types_typedef.write("\n\n\n" +
                    "/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n" +
1754
                    " * VI Objects\n" +
1755 1756 1757 1758
                    " */\n\n")
types_typeenum.write("\n")
types_typetostring.write("\n")
types_typefromstring.write("\n")
1759

1760 1761
names = objects_by_name.keys()
names.sort()
1762

1763 1764 1765 1766 1767 1768 1769
for name in names:
    types_typedef.write(objects_by_name[name].generate_typedef())
    types_typeenum.write(objects_by_name[name].generate_typeenum())
    types_typetostring.write(objects_by_name[name].generate_typetostring())
    types_typefromstring.write(objects_by_name[name].generate_typefromstring())
    types_header.write(objects_by_name[name].generate_header())
    types_source.write(objects_by_name[name].generate_source())
1770 1771 1772



1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794
# output managed objects
types_typedef.write("\n\n\n" +
                    "/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\n" +
                    " * VI Managed Objects\n" +
                    " */\n\n")
types_typeenum.write("\n")
types_typetostring.write("\n")
types_typefromstring.write("\n")

names = managed_objects_by_name.keys()
names.sort()

for name in names:
    types_typedef.write(managed_objects_by_name[name].generate_typedef())
    types_typeenum.write(managed_objects_by_name[name].generate_typeenum())
    types_typetostring.write(managed_objects_by_name[name].generate_typetostring())
    types_typefromstring.write(managed_objects_by_name[name].generate_typefromstring())
    types_header.write(managed_objects_by_name[name].generate_header())
    types_source.write(managed_objects_by_name[name].generate_source())



1795 1796 1797
# output methods
names = methods_by_name.keys()
names.sort()
1798 1799

for name in names:
1800 1801
    methods_header.write(methods_by_name[name].generate_header())
    methods_source.write(methods_by_name[name].generate_source())
1802

1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813
sorted_usage = list(autobind_map_usage)
sorted_usage.sort()

for usage in sorted_usage:
    name = autobind_map[usage]
    string = aligned("#define ESX_VI__METHOD__PARAMETER__THIS__%s " % name, "\\\n", 78)
    string += "    ESX_VI__METHOD__PARAMETER__THIS_FROM_SERVICE(ManagedObjectReference,      \\\n"
    string += aligned("", "%s)\n\n\n\n" % name, 49)

    methods_macro.write(string)

1814 1815 1816 1817 1818 1819 1820 1821 1822


# output helpers
names = managed_objects_by_name.keys()
names.sort()

for name in names:
    helpers_header.write(managed_objects_by_name[name].generate_helper_header())
    helpers_source.write(managed_objects_by_name[name].generate_helper_source())