support sandboxed rust rules

This commit adds support for compiling rust rules inside the sbox
sandbox. To compile a rust module with sandboxing enabled, the entry
point to the crate must be specified via the `crate_root` property, and
all input sources and compile-time data must be specified via the `srcs`
and `compile_data` properties.

Bug: 286077158
Change-Id: I8c9dc5cf7578037a583b4be2e2f73cf20ffd4408
diff --git a/rust/prebuilt.go b/rust/prebuilt.go
index fe9d0b5..d012680 100644
--- a/rust/prebuilt.go
+++ b/rust/prebuilt.go
@@ -146,7 +146,10 @@
 }
 
 func (prebuilt *prebuiltLibraryDecorator) compile(ctx ModuleContext, flags Flags, deps PathDeps) buildOutput {
-	prebuilt.flagExporter.exportLinkDirs(android.PathsForModuleSrc(ctx, prebuilt.Properties.Link_dirs).Strings()...)
+	deps.linkDirs = append(deps.linkDirs, android.PathsForModuleSrc(ctx, prebuilt.Properties.Link_dirs)...)
+	prebuilt.flagExporter.exportLinkDirs(deps.linkDirs...)
+	prebuilt.flagExporter.exportLinkObjects(deps.linkObjects...)
+	prebuilt.flagExporter.exportLibDeps(deps.LibDeps...)
 	prebuilt.flagExporter.setProvider(ctx)
 
 	srcPath, paths := srcPathFromModuleSrcs(ctx, prebuilt.prebuiltSrcs())
@@ -203,7 +206,7 @@
 }
 
 func (prebuilt *prebuiltProcMacroDecorator) compile(ctx ModuleContext, flags Flags, deps PathDeps) buildOutput {
-	prebuilt.flagExporter.exportLinkDirs(android.PathsForModuleSrc(ctx, prebuilt.Properties.Link_dirs).Strings()...)
+	prebuilt.flagExporter.exportLinkDirs(android.PathsForModuleSrc(ctx, prebuilt.Properties.Link_dirs)...)
 	prebuilt.flagExporter.setProvider(ctx)
 
 	srcPath, paths := srcPathFromModuleSrcs(ctx, prebuilt.prebuiltSrcs())