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Unified Diff: third_party/mojo/src/mojo/public/tools/bindings/generators/cpp_templates/struct_macros.tmpl

Issue 1410053006: Move third_party/mojo/src/mojo/public to mojo/public (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: merge Created 5 years, 1 month ago
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Index: third_party/mojo/src/mojo/public/tools/bindings/generators/cpp_templates/struct_macros.tmpl
diff --git a/third_party/mojo/src/mojo/public/tools/bindings/generators/cpp_templates/struct_macros.tmpl b/third_party/mojo/src/mojo/public/tools/bindings/generators/cpp_templates/struct_macros.tmpl
deleted file mode 100644
index 234083a93dd0892c7069010de7b9fe0bd4d6174c..0000000000000000000000000000000000000000
--- a/third_party/mojo/src/mojo/public/tools/bindings/generators/cpp_templates/struct_macros.tmpl
+++ /dev/null
@@ -1,150 +0,0 @@
-{# TODO(yzshen): Make these templates more readable. #}
-
-{# Computes the serialized size for the specified struct.
- |struct| is the struct definition.
- |input_field_pattern| should be a pattern that contains one string
- placeholder, for example, "input->%s", "p_%s". The placeholder will be
- substituted with struct field names to refer to the input fields.
- This macro is expanded to compute seriailized size for both:
- - user-defined structs: the input is an instance of the corresponding struct
- wrapper class.
- - method parameters/response parameters: the input is a list of
- arguments.
- It declares |size| of type size_t to store the resulting size. #}
-{%- macro get_serialized_size(struct, input_field_pattern) -%}
- size_t size = sizeof(internal::{{struct.name}}_Data);
-{%- for pf in struct.packed.packed_fields_in_ordinal_order if pf.field.kind|is_object_kind %}
-{%- if pf.field.kind|is_union_kind %}
- size += GetSerializedSize_({{input_field_pattern|format(pf.field.name)}}, true);
-{%- else %}
- size += GetSerializedSize_({{input_field_pattern|format(pf.field.name)}});
-{%- endif %}
-{%- endfor %}
-{%- endmacro -%}
-
-{# Serializes the specified struct.
- |struct| is the struct definition.
- |struct_display_name| is the display name for the struct that can be showed
- in error/log messages, for example, "FooStruct", "FooMethod request".
- |input_field_pattern| should be a pattern that contains one string
- placeholder, for example, "input->%s", "p_%s". The placeholder will be
- substituted with struct field names to refer to the input fields.
- |output| is the name of the output struct instance.
- |buffer| is the name of the Buffer instance used.
- This macro is expanded to do serialization for both:
- - user-defined structs: the input is an instance of the corresponding struct
- wrapper class.
- - method parameters/response parameters: the input is a list of
- arguments. #}
-{%- macro serialize(struct, struct_display_name, input_field_pattern, output, buffer) -%}
- internal::{{struct.name}}_Data* {{output}} =
- internal::{{struct.name}}_Data::New({{buffer}});
-{%- for pf in struct.packed.packed_fields_in_ordinal_order %}
-{%- set input_field = input_field_pattern|format(pf.field.name) %}
-{%- set name = pf.field.name %}
-{%- set kind = pf.field.kind %}
-{%- if kind|is_object_kind %}
-{%- if kind|is_array_kind %}
- const mojo::internal::ArrayValidateParams {{name}}_validate_params(
- {{kind|get_array_validate_params_ctor_args|indent(10)}});
- mojo::SerializeArray_(mojo::internal::Forward({{input_field}}), {{buffer}},
- &{{output}}->{{name}}.ptr, &{{name}}_validate_params);
-{%- elif kind|is_map_kind %}
- const mojo::internal::ArrayValidateParams {{name}}_validate_params(
- {{kind.value_kind|get_map_validate_params_ctor_args|indent(10)}});
- mojo::SerializeMap_(
- mojo::internal::Forward({{input_field}}), {{buffer}}, &{{output}}->{{name}}.ptr,
- &{{name}}_validate_params);
-{%- elif kind|is_union_kind %}
- internal::{{kind.name}}_Data* {{name}}_ptr = &{{output}}->{{name}};
- SerializeUnion_(mojo::internal::Forward({{input_field}}), {{buffer}}, &{{name}}_ptr, true);
-{%- else %}
- Serialize_(mojo::internal::Forward({{input_field}}), {{buffer}}, &{{output}}->{{name}}.ptr);
-{%- endif %}
-{%- if not kind|is_nullable_kind %}
- MOJO_INTERNAL_DLOG_SERIALIZATION_WARNING(
-{%- if kind|is_union_kind %}
- {{output}}->{{name}}.is_null(),
-{%- else %}
- !{{output}}->{{name}}.ptr,
-{%- endif %}
- mojo::internal::VALIDATION_ERROR_UNEXPECTED_NULL_POINTER,
- "null {{name}} in {{struct_display_name}}");
-{%- endif %}
-{%- elif kind|is_any_handle_kind or kind|is_interface_kind %}
-{%- if kind|is_interface_kind %}
- mojo::internal::InterfacePointerToData({{input_field}}.Pass(), &{{output}}->{{name}});
-{%- elif kind|is_interface_request_kind %}
- {{output}}->{{name}} = {{input_field}}.PassMessagePipe().release();
-{%- else %}
- {{output}}->{{name}} = {{input_field}}.release();
-{%- endif %}
-{%- if not kind|is_nullable_kind %}
- MOJO_INTERNAL_DLOG_SERIALIZATION_WARNING(
-{%- if kind|is_interface_kind %}
- !{{output}}->{{name}}.handle.is_valid(),
-{%- else %}
- !{{output}}->{{name}}.is_valid(),
-{%- endif %}
- mojo::internal::VALIDATION_ERROR_UNEXPECTED_INVALID_HANDLE,
- "invalid {{name}} in {{struct_display_name}}");
-{%- endif %}
-{%- elif kind|is_associated_kind %}
- // TODO(yzshen): add serialization logic for associated kinds.
-{%- else %}
- {{output}}->{{name}} = {{input_field}};
-{%- endif %}
-{%- endfor %}
-{%- endmacro -%}
-
-{# Deserializes the specified struct.
- |struct| is the struct definition.
- |input| is the name of the input struct instance.
- |output_field_pattern| should be a pattern that contains one string
- placeholder, for example, "result->%s", "p_%s". The placeholder will be
- substituted with struct field names to refer to the output fields.
- This macro is expanded to do deserialization for both:
- - user-defined structs: the output is an instance of the corresponding
- struct wrapper class.
- - method parameters/response parameters: the output is a list of
- arguments. #}
-{%- macro deserialize(struct, input, output_field_pattern) -%}
- do {
- // NOTE: The memory backing |{{input}}| may has be smaller than
- // |sizeof(*{{input}})| if the message comes from an older version.
-{#- Before deserialize fields introduced at a certain version, we need to add
- a version check, which makes sure we skip further deserialization if
- |input| is from an earlier version. |last_checked_version| records the
- last version that we have added such version check. #}
-{%- set last_checked_version = 0 %}
-{%- for pf in struct.packed.packed_fields_in_ordinal_order %}
-{%- set output_field = output_field_pattern|format(pf.field.name) %}
-{%- set name = pf.field.name %}
-{%- set kind = pf.field.kind %}
-{%- if pf.min_version > last_checked_version %}
-{%- set last_checked_version = pf.min_version %}
- if ({{input}}->header_.version < {{pf.min_version}})
- break;
-{%- endif %}
-{%- if kind|is_object_kind %}
-{%- if kind|is_union_kind %}
- Deserialize_(&{{input}}->{{name}}, &{{output_field}});
-{%- else %}
- Deserialize_({{input}}->{{name}}.ptr, &{{output_field}});
-{%- endif %}
-{%- elif kind|is_interface_kind %}
- mojo::internal::InterfaceDataToPointer(&{{input}}->{{name}}, &{{output_field}});
-{%- elif kind|is_interface_request_kind %}
- {{output_field}}.Bind(mojo::MakeScopedHandle(mojo::internal::FetchAndReset(&{{input}}->{{name}})));
-{%- elif kind|is_any_handle_kind %}
- {{output_field}}.reset(mojo::internal::FetchAndReset(&{{input}}->{{name}}));
-{%- elif kind|is_associated_kind %}
- // TODO(yzshen): add deserialization logic for associated kinds.
-{%- elif kind|is_enum_kind %}
- {{output_field}} = static_cast<{{kind|cpp_wrapper_type}}>({{input}}->{{name}});
-{%- else %}
- {{output_field}} = {{input}}->{{name}};
-{%- endif %}
-{%- endfor %}
- } while (false);
-{%- endmacro %}

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