diff --git a/filesystem/Android.bp b/filesystem/Android.bp index 38684d3b2..857dfa7e8 100644 --- a/filesystem/Android.bp +++ b/filesystem/Android.bp @@ -15,6 +15,7 @@ bootstrap_go_package { "bootimg.go", "filesystem.go", "logical_partition.go", + "raw_binary.go", "system_image.go", "vbmeta.go", "testing.go", diff --git a/filesystem/raw_binary.go b/filesystem/raw_binary.go new file mode 100644 index 000000000..f7261240d --- /dev/null +++ b/filesystem/raw_binary.go @@ -0,0 +1,120 @@ +// Copyright (C) 2022 The Android Open Source Project +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package filesystem + +import ( + "fmt" + + "github.com/google/blueprint" + "github.com/google/blueprint/proptools" + + "android/soong/android" +) + +var ( + toRawBinary = pctx.AndroidStaticRule("toRawBinary", + blueprint.RuleParams{ + Command: "${objcopy} --output-target=binary ${in} ${out}", + CommandDeps: []string{"$objcopy"}, + }, + "objcopy") +) + +func init() { + pctx.Import("android/soong/cc/config") + + android.RegisterModuleType("raw_binary", rawBinaryFactory) +} + +type rawBinary struct { + android.ModuleBase + + properties rawBinaryProperties + + output android.OutputPath + installDir android.InstallPath +} + +type rawBinaryProperties struct { + // Set the name of the output. Defaults to .bin. + Stem *string + + // Name of input executable. Can be a name of a target. + Src *string `android:"path,arch_variant"` +} + +func rawBinaryFactory() android.Module { + module := &rawBinary{} + module.AddProperties(&module.properties) + android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibFirst) + return module +} + +func (r *rawBinary) DepsMutator(ctx android.BottomUpMutatorContext) { + // do nothing +} + +func (r *rawBinary) installFileName() string { + return proptools.StringDefault(r.properties.Stem, r.BaseModuleName()+".bin") +} + +func (r *rawBinary) GenerateAndroidBuildActions(ctx android.ModuleContext) { + inputFile := android.PathForModuleSrc(ctx, proptools.String(r.properties.Src)) + outputFile := android.PathForModuleOut(ctx, r.installFileName()).OutputPath + + ctx.Build(pctx, android.BuildParams{ + Rule: toRawBinary, + Description: "prefix symbols " + outputFile.Base(), + Output: outputFile, + Input: inputFile, + Args: map[string]string{ + "objcopy": "${config.ClangBin}/llvm-objcopy", + }, + }) + + r.output = outputFile + r.installDir = android.PathForModuleInstall(ctx, "etc") + ctx.InstallFile(r.installDir, r.installFileName(), r.output) +} + +var _ android.AndroidMkEntriesProvider = (*rawBinary)(nil) + +// Implements android.AndroidMkEntriesProvider +func (r *rawBinary) AndroidMkEntries() []android.AndroidMkEntries { + return []android.AndroidMkEntries{android.AndroidMkEntries{ + Class: "ETC", + OutputFile: android.OptionalPathForPath(r.output), + }} +} + +var _ Filesystem = (*rawBinary)(nil) + +func (r *rawBinary) OutputPath() android.Path { + return r.output +} + +func (r *rawBinary) SignedOutputPath() android.Path { + return nil +} + +var _ android.OutputFileProducer = (*rawBinary)(nil) + +// Implements android.OutputFileProducer +func (r *rawBinary) OutputFiles(tag string) (android.Paths, error) { + if tag == "" { + return []android.Path{r.output}, nil + } + return nil, fmt.Errorf("unsupported module reference tag %q", tag) +}