martell

0009:Call advapi32.CryptAcquireContextW(0112c8a0,00000000,00000000,00000001,f0000000) ret=141781bd4
0009:Call ntdll.RtlInitUnicodeString(0112c4f8,7fd6f153a0a0 L"Software\\Microsoft\\Cryptography") ret=7fd6f151038d
0009:Ret  ntdll.RtlInitUnicodeString() retval=00000040 ret=7fd6f151038d
0009:Call ntdll.NtOpenKeyEx(0112c690,000f003f,0112c508,00000000) ret=7fd6f150e34a
0009:Ret  ntdll.NtOpenKeyEx() retval=c0000034 ret=7fd6f150e34a
0009:Call ntdll.RtlNtStatusToDosError(c0000034) ret=7fd6f15103a1
0009:Ret  ntdll.RtlNtStatusToDosError() retval=00000002 ret=7fd6f15103a1
0009:Call KERNEL32.LocalAlloc(00000040,00000064) ret=7fd6f14ffe54
0009:Call ntdll.RtlAllocateHeap(00010000,00000008,00000064) ret=7b453b54
0009:Ret  ntdll.RtlAllocateHeap() retval=000381b0 ret=7b453b54

martell

Sending build context to Docker daemon  275.8MB

Step 1/62 : FROM alpine:3.7
 ---> 3fd9065eaf02
Step 2/62 : WORKDIR /build
 ---> Using cache
 ---> cba93be3da31
Step 3/62 : RUN apk --no-cache update && apk --no-cache upgrade && apk add --no-cache git
 ---> Using cache
 ---> 9ca3a1069aee

martell

/*
 * cc -Wall -O3 -c macos-syscall.c -o macos-syscall.o
 * ld -static -macosx_version_min 10.12 -pagezero_size 0x1000 macos-syscall.o -o macos-syscall
 */

__attribute__ ((visibility("default"))) extern void start(void) asm("start");

#define NR_exit 0x2000001
#define NR_write 0x2000004

martell

#!/bin/bash

#echo "Usage:
#  1 bash create-service-principal.sh appname
#  2 bash create-service-principal.sh appname <Subscription ID>
# You need Azure CLI: https://docs.microsoft.com/azure/xplat-cli-install

APP_NAME=$1
SUBSCRIPTION_ID=$2

martell

From bb716cb613551806c92d48b7a96c2cd7e76a7e06 Mon Sep 17 00:00:00 2001
From: Martell Malone <martellmalone@gmail.com>
Date: Sat, 1 Oct 2016 09:37:25 +0000
Subject: [PATCH] COFF: Fix short import lib import name type bitshift

As per the PE COFF spec (section 8.3, Import Name Type)
Offset: 18 Size 2 bits Name: Type
Offset: 20 Size 3 bits Name: Name Type

Offset: 20 added based on 18+2

martell

#!/bin/bash

PREFIX=~/llvm
eval PREFIX=$PREFIX

#TARGET=i686-w64-mingw32
#export CC=clang CXX=clang++
tools="gendef genlib"

cd ..

martell

../usr/bin/x86_64-w64-mingw32-clang test.c -v
clang version 3.9.0 (trunk 275826) (llvm/trunk 275825)
Target: x86_64--windows-gnu
Thread model: posix
InstalledDir: /Users/martell/llvm/usr/bin
 "/Users/martell/llvm/usr/bin/clang-3.9" -cc1 -triple x86_64--windows-gnu -emit-obj -mrelax-all -disable-free -disable-llvm-verifier -discard-value-names -main-file-name test.c -mrelocation-model pic -pic-level 2 -mthread-model posix -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -target-linker-version 264.3.102 -momit-leaf-frame-pointer -v -dwarf-column-info -debugger-tuning=gdb -resource-dir /Users/martell/llvm/usr/bin/../lib/clang/3.9.0 -internal-isystem /Users/martell/llvm/usr/bin/../lib/clang/3.9.0/include -internal-isystem /Users/martell/llvm/usr/x86_64-w64-mingw32/include -internal-isystem /Users/martell/llvm/usr/include -fdebug-compilation-dir /Users/martell/llvm/scripts -ferror-limit 19 -fmessage-length 80 -fno-use-cxa-atexit -fobjc-runtime=gcc -fdiagnostics-show-option -fcolo

martell

"/Users/martell/llvm/usr/bin/lld" -flavor gnu -m i386pep -Bdynamic -o a.exe /Users/martell/llvm/usr/x86_64-w64-mingw32/lib/crt2.o /Users/martell/llvm/usr/x86_64-w64-mingw32/lib/crtbegin.o -L/Users/martell/llvm/usr/x86_64-w64-mingw32/lib -L/Users/martell/llvm/usr/lib -L/Users/martell/llvm/usr/x86_64-w64-mingw32/sys-root/mingw/lib /var/folders/dm/xx2ssgf541x2f6tg8chl3wdh0000gn/T/test-0d4247.o -lmingw32 /Users/martell/llvm/usr/bin/../lib/clang/4.0.0/lib/windows/libclang_rt.builtins-x86_64.a -lmoldname -lmingwex -lmsvcrt -ladvapi32 -lshell32 -luser32 -lkernel32 /Users/martell/llvm/usr/x86_64-w64-mingw32/lib/crtend.o

martell

#pragma data_seg(".ctors")
__declspec(allocate(".ctors")) void *__CTOR_LIST__[] = {(void*)-1};

#pragma data_seg(".ctors$zzzz")
__declspec(allocate(".ctors$zzzz")) void *__CTOR_END__[] = {(void*)0};

#pragma data_seg(".dtors")
__declspec(allocate(".dtors")) void *__DTOR_LIST__[] = {(void*)-1};

#pragma data_seg(".dtors$zzzz")

martell

  StringRef CtorHead = StringRef("__CTOR_LIST__");  
  auto *CtorHeadImport = new DefinedRegular(CtorHead, new Defined(lld::coff::DefinedBitcode::DefinedRegularKind));
  coff_section Sec;

  auto *CtorSection = new (Alloc) SectionChunk(this, &Sec);
  OutputSection *Ctors = createSection(".ctors");
  Ctors->addChunk(CtorSection->getChunk());