Merge pull request #55 from chaoticgd/ghidra11.0.1

Add Ghidra 11.0.1 support, fix relocation issue

.github/workflows/publish.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ghidra:  ["11.0"]
+        ghidra:  ["11.0.1"]
     steps:
       - name: Checkout
         uses: actions/checkout@v1

.github/workflows/test.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ghidra: ["11.0"]
+        ghidra: ["11.0.1"]
     steps:
       - name: Checkout
         uses: actions/checkout@v1

.github/workflows/unstable.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ghidra:  ["11.0"]
+        ghidra:  ["11.0.1"]
     steps:
       - name: Checkout
         uses: actions/checkout@v1

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog
 
+## v2.1.13
+
+- Added support for Ghidra 11.0.1.
+- Prevent relocations from being applied incorrectly for statically linked executable files that still have a relocation table.
+
 ## v2.1.12
 
 - Added support for Ghidra 11.0.

README.md

@@ -9,7 +9,7 @@ This extension is based on the original [ghidra-emotionengine](https://github.co
 - Recover data types, functions and global variables from ELF files with `.mdebug` sections with the included STABS Analyzer.
 - Import PCSX2 save states.
 - Fix references to global variables with the MIPS-R5900 Constant Reference Analyzer.
-- Support for Ghidra 11.0.
+- Support for Ghidra 11.0.1.
 
 ## Installation
 

os/download.sh

@@ -4,22 +4,37 @@ set -e
 # Downloads a release of ccc and puts all the stdump executables in the right
 # places. This file is called by the CI workflow for putting out new releases.
 
+pushd $(dirname -- "$0")
+
 version='v1.2.1'
 
-pushd $(dirname -- "$0")
+cat > shasums.txt <<EOF
+7fc40cb63d32ac7b363733d9dab586f10e0c44afd79a4dc3bbe93c32d1d1b61e  ccc_v1.2.1_linux.zip
+ab7d71b4a5255196a42728d97332548c9fabd213c9959dfc1edba243aeab9328  ccc_v1.2.1_mac.zip
+1824cf630c339918d4b5a5d8c331e20f2dc08511774cf0c878ae5b2037e8962f  ccc_v1.2.1_windows.zip
+EOF
+
 rm -f "ccc_$(echo $version)_linux.zip"
 rm -f "ccc_$(echo $version)_mac.zip"
 rm -f "ccc_$(echo $version)_windows.zip"
+
 wget "https://github.com/chaoticgd/ccc/releases/download/$(echo $version)/ccc_$(echo $version)_linux.zip"
 wget "https://github.com/chaoticgd/ccc/releases/download/$(echo $version)/ccc_$(echo $version)_mac.zip"
 wget "https://github.com/chaoticgd/ccc/releases/download/$(echo $version)/ccc_$(echo $version)_windows.zip"
+
+shasum -a 256 --check shasums.txt
+
 mkdir -p linux_x86_64
 mkdir -p mac_x86_64
 mkdir -p win_x86_64
+
 unzip -j "ccc_$(echo $version)_linux.zip" "ccc_$(echo $version)_linux/stdump" -d linux_x86_64
 unzip -j "ccc_$(echo $version)_mac.zip" "ccc_$(echo $version)_mac/stdump" -d mac_x86_64
 unzip -j "ccc_$(echo $version)_windows.zip" "ccc_$(echo $version)_windows/stdump.exe" -d win_x86_64
+
 rm -f "ccc_$(echo $version)_linux.zip"
 rm -f "ccc_$(echo $version)_mac.zip"
 rm -f "ccc_$(echo $version)_windows.zip"
+rm shasums.txt
+
 popd

src/main/java/ghidra/emotionengine/relocation/EmotionEngine_ElfRelocationHandler.java

@@ -55,6 +55,13 @@ public boolean canRelocate(ElfHeader elf) {
 	@Override
 	public RelocationResult relocate(ElfRelocationContext elfRelocationContext, ElfRelocation relocation,
 			Address relocationAddress) throws MemoryAccessException {
+		// Some versions of the Metrowerks compiler produced relocation tables
+		// in statically linked executables. We want to disable relocation in
+		// those cases.
+		if(elfRelocationContext.getElfHeader().isExecutable()) {
+			return RelocationResult.SKIPPED;
+		}
+
 		Program program = elfRelocationContext.getProgram();
 		Memory memory = program.getMemory();
 		MessageLog log = elfRelocationContext.getLog();