1//===- ConfigManager.cpp --------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "llvm/ObjCopy/ConfigManager.h"
10#include "llvm/Support/Errc.h"
11#include "llvm/Support/Error.h"
12
13namespace llvm {
14namespace objcopy {
15
16Expected<const COFFConfig &> ConfigManager::getCOFFConfig() const {
17  if (!Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
18      !Common.AllocSectionsPrefix.empty() || !Common.KeepSection.empty() ||
19      !Common.SymbolsToGlobalize.empty() || !Common.SymbolsToKeep.empty() ||
20      !Common.SymbolsToLocalize.empty() || !Common.SymbolsToWeaken.empty() ||
21      !Common.SymbolsToKeepGlobal.empty() || !Common.SectionsToRename.empty() ||
22      !Common.SetSectionAlignment.empty() || !Common.SetSectionType.empty() ||
23      Common.ExtractDWO || Common.PreserveDates || Common.StripDWO ||
24      Common.StripNonAlloc || Common.StripSections || Common.Weaken ||
25      Common.DecompressDebugSections ||
26      Common.DiscardMode == DiscardType::Locals ||
27      !Common.SymbolsToAdd.empty() || Common.GapFill != 0 || Common.PadTo != 0)
28    return createStringError(llvm::errc::invalid_argument,
29                             "option is not supported for COFF");
30
31  return COFF;
32}
33
34Expected<const MachOConfig &> ConfigManager::getMachOConfig() const {
35  if (!Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
36      !Common.AllocSectionsPrefix.empty() || !Common.KeepSection.empty() ||
37      !Common.SymbolsToGlobalize.empty() || !Common.SymbolsToKeep.empty() ||
38      !Common.SymbolsToLocalize.empty() ||
39      !Common.SymbolsToKeepGlobal.empty() || !Common.SectionsToRename.empty() ||
40      !Common.UnneededSymbolsToRemove.empty() ||
41      !Common.SetSectionAlignment.empty() || !Common.SetSectionFlags.empty() ||
42      !Common.SetSectionType.empty() || Common.ExtractDWO ||
43      Common.PreserveDates || Common.StripAllGNU || Common.StripDWO ||
44      Common.StripNonAlloc || Common.StripSections ||
45      Common.DecompressDebugSections || Common.StripUnneeded ||
46      Common.DiscardMode == DiscardType::Locals ||
47      !Common.SymbolsToAdd.empty() || Common.GapFill != 0 || Common.PadTo != 0)
48    return createStringError(llvm::errc::invalid_argument,
49                             "option is not supported for MachO");
50
51  return MachO;
52}
53
54Expected<const WasmConfig &> ConfigManager::getWasmConfig() const {
55  if (!Common.AddGnuDebugLink.empty() || Common.ExtractPartition ||
56      !Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
57      !Common.AllocSectionsPrefix.empty() ||
58      Common.DiscardMode != DiscardType::None || !Common.SymbolsToAdd.empty() ||
59      !Common.SymbolsToGlobalize.empty() || !Common.SymbolsToLocalize.empty() ||
60      !Common.SymbolsToKeep.empty() || !Common.SymbolsToRemove.empty() ||
61      !Common.UnneededSymbolsToRemove.empty() ||
62      !Common.SymbolsToWeaken.empty() || !Common.SymbolsToKeepGlobal.empty() ||
63      !Common.SectionsToRename.empty() || !Common.SetSectionAlignment.empty() ||
64      !Common.SetSectionFlags.empty() || !Common.SetSectionType.empty() ||
65      !Common.SymbolsToRename.empty() || Common.GapFill != 0 ||
66      Common.PadTo != 0)
67    return createStringError(llvm::errc::invalid_argument,
68                             "only flags for section dumping, removal, and "
69                             "addition are supported");
70
71  return Wasm;
72}
73
74Expected<const XCOFFConfig &> ConfigManager::getXCOFFConfig() const {
75  if (!Common.AddGnuDebugLink.empty() || Common.ExtractPartition ||
76      !Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
77      !Common.AllocSectionsPrefix.empty() ||
78      Common.DiscardMode != DiscardType::None || !Common.AddSection.empty() ||
79      !Common.DumpSection.empty() || !Common.SymbolsToAdd.empty() ||
80      !Common.KeepSection.empty() || !Common.OnlySection.empty() ||
81      !Common.ToRemove.empty() || !Common.SymbolsToGlobalize.empty() ||
82      !Common.SymbolsToKeep.empty() || !Common.SymbolsToLocalize.empty() ||
83      !Common.SymbolsToRemove.empty() ||
84      !Common.UnneededSymbolsToRemove.empty() ||
85      !Common.SymbolsToWeaken.empty() || !Common.SymbolsToKeepGlobal.empty() ||
86      !Common.SectionsToRename.empty() || !Common.SetSectionAlignment.empty() ||
87      !Common.SetSectionFlags.empty() || !Common.SetSectionType.empty() ||
88      !Common.SymbolsToRename.empty() || Common.ExtractDWO ||
89      Common.ExtractMainPartition || Common.OnlyKeepDebug ||
90      Common.PreserveDates || Common.StripAllGNU || Common.StripDWO ||
91      Common.StripDebug || Common.StripNonAlloc || Common.StripSections ||
92      Common.Weaken || Common.StripUnneeded || Common.DecompressDebugSections ||
93      Common.GapFill != 0 || Common.PadTo != 0) {
94    return createStringError(
95        llvm::errc::invalid_argument,
96        "no flags are supported yet, only basic copying is allowed");
97  }
98
99  return XCOFF;
100}
101
102} // end namespace objcopy
103} // end namespace llvm
104