diff options
8 files changed, 62 insertions, 11 deletions
diff --git a/include/libcamera/ipa/core.mojom b/include/libcamera/ipa/core.mojom index 2bc3028c..33b8abed 100644 --- a/include/libcamera/ipa/core.mojom +++ b/include/libcamera/ipa/core.mojom @@ -33,6 +33,15 @@ module libcamera; * available for the type and there's no need to generate one * - hasFd - struct fields or empty structs only * - Designate that this field or empty struct contains a SharedFD + * - scopedEnum - enum definitions + * - Designate that this enum should be an enum class, as opposed to a pure + * enum + * - flags - struct fields or function parameters that are enums + * - Designate that this enum type E should be Flags<E> in the generated C++ + * code + * - For example, if a struct field is defined as `[flags] ErrorFlag f;` + * (where ErrorFlag is defined as an enum elsewhere in mojom), then the + * generated code for this field will be `Flags<ErrorFlag> f` * * Rules: * - If the type is defined in a libcamera C++ header *and* a (de)serializer is diff --git a/include/libcamera/ipa/ipa_interface.h b/include/libcamera/ipa/ipa_interface.h index 50ca0e7b..8afcfe21 100644 --- a/include/libcamera/ipa/ipa_interface.h +++ b/include/libcamera/ipa/ipa_interface.h @@ -13,6 +13,7 @@ #include <map> #include <vector> +#include <libcamera/base/flags.h> #include <libcamera/base/signal.h> #include <libcamera/controls.h> diff --git a/utils/ipc/generators/libcamera_templates/definition_functions.tmpl b/utils/ipc/generators/libcamera_templates/definition_functions.tmpl index 94bb4918..8b8509f3 100644 --- a/utils/ipc/generators/libcamera_templates/definition_functions.tmpl +++ b/utils/ipc/generators/libcamera_templates/definition_functions.tmpl @@ -9,7 +9,7 @@ # \param enum Enum object whose definition is to be generated #} {%- macro define_enum(enum) -%} -enum {{enum.mojom_name}} { +enum{{" class" if enum|is_scoped}} {{enum.mojom_name}} { {%- for field in enum.fields %} {{field.mojom_name}} = {{field.numeric_value}}, {%- endfor %} diff --git a/utils/ipc/generators/libcamera_templates/module_ipa_interface.h.tmpl b/utils/ipc/generators/libcamera_templates/module_ipa_interface.h.tmpl index 415ec283..160601f7 100644 --- a/utils/ipc/generators/libcamera_templates/module_ipa_interface.h.tmpl +++ b/utils/ipc/generators/libcamera_templates/module_ipa_interface.h.tmpl @@ -69,7 +69,7 @@ public: {%- for method in interface_event.methods %} Signal< {%- for param in method.parameters -%} - {{"const " if not param|is_pod}}{{param|name}}{{" &" if not param|is_pod}} + {{"const " if not param|is_pod}}{{param|name}}{{" &" if not param|is_pod and not param|is_enum}} {{- ", " if not loop.last}} {%- endfor -%} > {{method.mojom_name}}; diff --git a/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl b/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl index c308dd10..ed270f5c 100644 --- a/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl +++ b/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl @@ -46,7 +46,7 @@ public: {%- for method in interface_event.methods %} Signal< {%- for param in method.parameters -%} - {{"const " if not param|is_pod}}{{param|name}}{{" &" if not param|is_pod}} + {{"const " if not param|is_pod}}{{param|name}}{{" &" if not param|is_pod and not param|is_enum}} {{- ", " if not loop.last}} {%- endfor -%} > {{method.mojom_name}}; diff --git a/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl b/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl index cbcfb64a..2be65d43 100644 --- a/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl +++ b/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl @@ -62,7 +62,9 @@ {%- else %} std::tie({{param.mojom_name}}Buf, std::ignore) = {%- endif %} -{%- if param|is_enum %} +{%- if param|is_flags %} + IPADataSerializer<{{param|name_full}}>::serialize({{param.mojom_name}} +{%- elif param|is_enum %} IPADataSerializer<uint32_t>::serialize(static_cast<uint32_t>({{param.mojom_name}}) {%- else %} IPADataSerializer<{{param|name}}>::serialize({{param.mojom_name}} @@ -105,7 +107,9 @@ #} {%- macro deserialize_param(param, pointer, loop, buf, fds, iter, data_size) -%} {{"*" if pointer}}{{param.mojom_name}} = -{%- if param|is_enum %} +{%- if param|is_flags %} +IPADataSerializer<{{param|name_full}}>::deserialize( +{%- elif param|is_enum %} static_cast<{{param|name_full}}>(IPADataSerializer<uint32_t>::deserialize( {%- else %} IPADataSerializer<{{param|name}}>::deserialize( @@ -133,7 +137,7 @@ IPADataSerializer<{{param|name}}>::deserialize( {%- if param|needs_control_serializer %} &controlSerializer_ {%- endif -%} -){{")" if param|is_enum}}; +){{")" if param|is_enum and not param|is_flags}}; {%- endmacro -%} diff --git a/utils/ipc/generators/libcamera_templates/serializer.tmpl b/utils/ipc/generators/libcamera_templates/serializer.tmpl index 77bae36f..323e1293 100644 --- a/utils/ipc/generators/libcamera_templates/serializer.tmpl +++ b/utils/ipc/generators/libcamera_templates/serializer.tmpl @@ -34,6 +34,10 @@ std::tie({{field.mojom_name}}, std::ignore) = {%- if field|is_pod %} IPADataSerializer<{{field|name}}>::serialize(data.{{field.mojom_name}}); + {%- elif field|is_flags %} + IPADataSerializer<{{field|name_full}}>::serialize(data.{{field.mojom_name}}); + {%- elif field|is_enum_scoped %} + IPADataSerializer<uint{{field|bit_width}}_t>::serialize(static_cast<uint{{field|bit_width}}_t>(data.{{field.mojom_name}})); {%- elif field|is_enum %} IPADataSerializer<uint{{field|bit_width}}_t>::serialize(data.{{field.mojom_name}}); {%- endif %} @@ -96,6 +100,8 @@ {{- check_data_size(field_size, 'dataSize', field.mojom_name, 'data')}} {%- if field|is_pod %} ret.{{field.mojom_name}} = IPADataSerializer<{{field|name}}>::deserialize(m, m + {{field_size}}); + {%- elif field|is_flags %} + ret.{{field.mojom_name}} = IPADataSerializer<{{field|name_full}}>::deserialize(m, m + {{field_size}}); {%- else %} ret.{{field.mojom_name}} = static_cast<{{field|name_full}}>(IPADataSerializer<uint{{field|bit_width}}_t>::deserialize(m, m + {{field_size}})); {%- endif %} diff --git a/utils/ipc/generators/mojom_libcamera_generator.py b/utils/ipc/generators/mojom_libcamera_generator.py index 753bfc73..442f797c 100644 --- a/utils/ipc/generators/mojom_libcamera_generator.py +++ b/utils/ipc/generators/mojom_libcamera_generator.py @@ -74,6 +74,8 @@ def GetDefaultValue(element): return element.default if type(element.kind) == mojom.Kind: return '0' + if IsFlags(element): + return '' if mojom.IsEnumKind(element.kind): return f'static_cast<{element.kind.mojom_name}>(0)' if isinstance(element.kind, mojom.Struct) and \ @@ -184,7 +186,7 @@ def MethodParameters(method): params = [] for param in method.parameters: params.append('const %s %s%s' % (GetNameForElement(param), - '&' if not IsPod(param) else '', + '' if IsPod(param) or IsEnum(param) else '&', param.mojom_name)) for param in MethodParamOutputs(method): params.append(f'{GetNameForElement(param)} *{param.mojom_name}') @@ -220,9 +222,30 @@ def IsControls(element): def IsEnum(element): return mojom.IsEnumKind(element.kind) + +# Only works the enum definition, not types +def IsScoped(element): + attributes = getattr(element, 'attributes', None) + if not attributes: + return False + return 'scopedEnum' in attributes + + +def IsEnumScoped(element): + if not IsEnum(element): + return False + return IsScoped(element.kind) + def IsFd(element): return mojom.IsStructKind(element.kind) and element.kind.mojom_name == "SharedFD" + +def IsFlags(element): + attributes = getattr(element, 'attributes', None) + if not attributes: + return False + return 'flags' in attributes + def IsMap(element): return mojom.IsMapKind(element.kind) @@ -251,9 +274,11 @@ def ByteWidthFromCppType(t): raise Exception('invalid type') return str(int(_bit_widths[key]) // 8) - # Get the type name for a given element def GetNameForElement(element): + # Flags + if IsFlags(element): + return f'Flags<{GetFullNameForElement(element.kind)}>' # structs if (mojom.IsEnumKind(element) or mojom.IsInterfaceKind(element) or @@ -302,15 +327,18 @@ def GetNameForElement(element): def GetFullNameForElement(element): name = GetNameForElement(element) namespace_str = '' - if mojom.IsStructKind(element): + if (mojom.IsStructKind(element) or mojom.IsEnumKind(element)): namespace_str = element.module.mojom_namespace.replace('.', '::') elif (hasattr(element, 'kind') and - (mojom.IsStructKind(element.kind) or - mojom.IsEnumKind(element.kind))): + (mojom.IsStructKind(element.kind) or mojom.IsEnumKind(element.kind))): namespace_str = element.kind.module.mojom_namespace.replace('.', '::') if namespace_str == '': return name + + if IsFlags(element): + return GetNameForElement(element) + return f'{namespace_str}::{name}' def ValidateZeroLength(l, s, cap=True): @@ -407,10 +435,13 @@ class Generator(generator.Generator): 'is_array': IsArray, 'is_controls': IsControls, 'is_enum': IsEnum, + 'is_enum_scoped': IsEnumScoped, 'is_fd': IsFd, + 'is_flags': IsFlags, 'is_map': IsMap, 'is_plain_struct': IsPlainStruct, 'is_pod': IsPod, + 'is_scoped': IsScoped, 'is_str': IsStr, 'method_input_has_fd': MethodInputHasFd, 'method_output_has_fd': MethodOutputHasFd, |