From 511d75962789837231459e53e86eaaa6a1ff6e06 Mon Sep 17 00:00:00 2001
From: Tao Bao <tbao@google.com>
Date: Tue, 19 Jun 2018 15:56:49 -0700
Subject: edify: Remove VAL_INVALID and move ValueType into Value class.

Test: mmma -j bootable/recovery
Test: Run recovery_component_test and recovery_unit_test on marlin.
Change-Id: I4b240e3e771c387b9694be9c0f2f74e0265ab4cb
---
 updater/blockimg.cpp | 21 +++++++++++----------
 updater/install.cpp  | 22 +++++++++++-----------
 2 files changed, 22 insertions(+), 21 deletions(-)

(limited to 'updater')

diff --git a/updater/blockimg.cpp b/updater/blockimg.cpp
index fc713859b..6a6236b1b 100644
--- a/updater/blockimg.cpp
+++ b/updater/blockimg.cpp
@@ -1403,7 +1403,8 @@ static int PerformCommandDiff(CommandParameters& params) {
     if (status == 0) {
       LOG(INFO) << "patching " << blocks << " blocks to " << tgt.blocks();
       Value patch_value(
-          VAL_BLOB, std::string(reinterpret_cast<const char*>(params.patch_start + offset), len));
+          Value::Type::BLOB,
+          std::string(reinterpret_cast<const char*>(params.patch_start + offset), len));
 
       RangeSinkWriter writer(params.fd, tgt);
       if (params.cmdname[0] == 'i') {  // imgdiff
@@ -1531,19 +1532,19 @@ static Value* PerformBlockImageUpdate(const char* name, State* state,
   const std::unique_ptr<Value>& new_data_fn = args[2];
   const std::unique_ptr<Value>& patch_data_fn = args[3];
 
-  if (blockdev_filename->type != VAL_STRING) {
+  if (blockdev_filename->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "blockdev_filename argument to %s must be string", name);
     return StringValue("");
   }
-  if (transfer_list_value->type != VAL_BLOB) {
+  if (transfer_list_value->type != Value::Type::BLOB) {
     ErrorAbort(state, kArgsParsingFailure, "transfer_list argument to %s must be blob", name);
     return StringValue("");
   }
-  if (new_data_fn->type != VAL_STRING) {
+  if (new_data_fn->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "new_data_fn argument to %s must be string", name);
     return StringValue("");
   }
-  if (patch_data_fn->type != VAL_STRING) {
+  if (patch_data_fn->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "patch_data_fn argument to %s must be string", name);
     return StringValue("");
   }
@@ -1944,11 +1945,11 @@ Value* RangeSha1Fn(const char* name, State* state, const std::vector<std::unique
   const std::unique_ptr<Value>& blockdev_filename = args[0];
   const std::unique_ptr<Value>& ranges = args[1];
 
-  if (blockdev_filename->type != VAL_STRING) {
+  if (blockdev_filename->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "blockdev_filename argument to %s must be string", name);
     return StringValue("");
   }
-  if (ranges->type != VAL_STRING) {
+  if (ranges->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "ranges argument to %s must be string", name);
     return StringValue("");
   }
@@ -2010,7 +2011,7 @@ Value* CheckFirstBlockFn(const char* name, State* state,
 
   const std::unique_ptr<Value>& arg_filename = args[0];
 
-  if (arg_filename->type != VAL_STRING) {
+  if (arg_filename->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "filename argument to %s must be string", name);
     return StringValue("");
   }
@@ -2065,11 +2066,11 @@ Value* BlockImageRecoverFn(const char* name, State* state,
   const std::unique_ptr<Value>& filename = args[0];
   const std::unique_ptr<Value>& ranges = args[1];
 
-  if (filename->type != VAL_STRING) {
+  if (filename->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "filename argument to %s must be string", name);
     return StringValue("");
   }
-  if (ranges->type != VAL_STRING) {
+  if (ranges->type != Value::Type::STRING) {
     ErrorAbort(state, kArgsParsingFailure, "ranges argument to %s must be string", name);
     return StringValue("");
   }
diff --git a/updater/install.cpp b/updater/install.cpp
index 9d108e0ed..02a6fe7c5 100644
--- a/updater/install.cpp
+++ b/updater/install.cpp
@@ -191,7 +191,7 @@ Value* PackageExtractFileFn(const char* name, State* state,
                         zip_path.c_str(), buffer.size(), ErrorCodeString(ret));
     }
 
-    return new Value(VAL_BLOB, buffer);
+    return new Value(Value::Type::BLOB, buffer);
   }
 }
 
@@ -238,10 +238,10 @@ Value* ApplyPatchFn(const char* name, State* state,
   }
 
   for (int i = 0; i < patchcount; ++i) {
-    if (arg_values[i * 2]->type != VAL_STRING) {
+    if (arg_values[i * 2]->type != Value::Type::STRING) {
       return ErrorAbort(state, kArgsParsingFailure, "%s(): sha-1 #%d is not string", name, i * 2);
     }
-    if (arg_values[i * 2 + 1]->type != VAL_BLOB) {
+    if (arg_values[i * 2 + 1]->type != Value::Type::BLOB) {
       return ErrorAbort(state, kArgsParsingFailure, "%s(): patch #%d is not blob", name, i * 2 + 1);
     }
   }
@@ -741,8 +741,8 @@ Value* RunProgramFn(const char* name, State* state, const std::vector<std::uniqu
   return StringValue(std::to_string(status));
 }
 
-// Read a local file and return its contents (the Value* returned
-// is actually a FileContents*).
+// read_file(filename)
+//   Reads a local file 'filename' and returns its contents as a Value string.
 Value* ReadFileFn(const char* name, State* state, const std::vector<std::unique_ptr<Expr>>& argv) {
   if (argv.size() != 1) {
     return ErrorAbort(state, kArgsParsingFailure, "%s() expects 1 arg, got %zu", name, argv.size());
@@ -750,18 +750,18 @@ Value* ReadFileFn(const char* name, State* state, const std::vector<std::unique_
 
   std::vector<std::string> args;
   if (!ReadArgs(state, argv, &args)) {
-    return ErrorAbort(state, kArgsParsingFailure, "%s() Failed to parse the argument(s)", name);
+    return ErrorAbort(state, kArgsParsingFailure, "%s(): Failed to parse the argument(s)", name);
   }
   const std::string& filename = args[0];
 
-  Value* v = new Value(VAL_INVALID, "");
-
   FileContents fc;
   if (LoadFileContents(filename.c_str(), &fc) == 0) {
-    v->type = VAL_BLOB;
-    v->data = std::string(fc.data.begin(), fc.data.end());
+    return new Value(Value::Type::BLOB, std::string(fc.data.cbegin(), fc.data.cend()));
   }
-  return v;
+
+  // Leave it to caller to handle the failure.
+  LOG(ERROR) << name << ": Failed to read " << filename;
+  return StringValue("");
 }
 
 // write_value(value, filename)
-- 
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