85 lines
2.8 KiB
Ruby
85 lines
2.8 KiB
Ruby
class Unicorn < Formula
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desc "Lightweight multi-architecture CPU emulation framework"
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homepage "http://www.unicorn-engine.org"
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url "https://github.com/unicorn-engine/unicorn/archive/0.9.tar.gz"
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sha256 "1ca03b1c8f6360335567b528210713461e839d47c4eb7c676ba3aa4f72b8cf10"
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head "https://github.com/unicorn-engine/unicorn.git"
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bottle do
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cellar :any
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sha256 "760cd9e01aef293fa1046ba71e608fc66c9689759061d5aef8f6a9f45e69a5cb" => :el_capitan
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sha256 "c908ef47188f1a21412e6dd808aab7f7d234e7374b37393d4601efbfd7ded8fb" => :yosemite
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sha256 "8f5ff05290b73e5ceee5af78ea8f46a7167a64e71282f1c5917bbf2612d7e8ee" => :mavericks
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end
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option "with-all", "Build with support for ARM64, Motorola 64k, PowerPC and "\
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"SPARC"
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option "with-debug", "Create a debug build"
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depends_on "glib"
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depends_on "pkg-config" => :build
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def install
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archs = %w[x86 x86_64 arm mips]
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archs += %w[aarch64 m64k ppc sparc] if build.with?("all")
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ENV["PREFIX"] = prefix
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ENV["UNICORN_ARCHS"] = archs.join " "
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ENV["UNICORN_SHARED"] = "yes"
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if build.with?("debug")
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ENV["UNICORN_DEBUG"] = "yes"
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else
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ENV["UNICORN_DEBUG"] = "no"
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end
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system "make", "install"
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end
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test do
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(testpath/"test1.c").write <<-EOS
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/* Adapted from http://www.unicorn-engine.org/docs/tutorial.html
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* shamelessly and without permission. This almost certainly needs
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* replacement, but for now it should be an OK placeholder
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* assertion that the libraries are intact and available.
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*/
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#include <stdio.h>
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#include <unicorn/unicorn.h>
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#define X86_CODE32 "\x41\x4a"
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#define ADDRESS 0x1000000
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int main(int argc, char *argv[]) {
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uc_engine *uc;
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uc_err err;
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int r_ecx = 0x1234;
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int r_edx = 0x7890;
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err = uc_open(UC_ARCH_X86, UC_MODE_32, &uc);
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if (err != UC_ERR_OK) {
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fprintf(stderr, "Failed on uc_open() with error %u.\\n", err);
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return -1;
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}
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uc_mem_map(uc, ADDRESS, 2 * 1024 * 1024, UC_PROT_ALL);
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if (uc_mem_write(uc, ADDRESS, X86_CODE32, sizeof(X86_CODE32) - 1)) {
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fputs("Failed to write emulation code to memory.\\n", stderr);
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return -1;
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}
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uc_reg_write(uc, UC_X86_REG_ECX, &r_ecx);
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uc_reg_write(uc, UC_X86_REG_EDX, &r_edx);
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err = uc_emu_start(uc, ADDRESS, ADDRESS + sizeof(X86_CODE32) - 1, 0, 0);
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if (err) {
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fprintf(stderr, "Failed on uc_emu_start with error %u (%s).\\n",
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err, uc_strerror(err));
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return -1;
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}
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uc_close(uc);
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puts("Emulation complete.");
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return 0;
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}
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EOS
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system ENV.cc, "-o", testpath/"test1", testpath/"test1.c", "-lglib-2.0",
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"-lpthread", "-lm", "-lunicorn"
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system testpath/"test1"
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end
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end
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