148 lines
5.1 KiB
C++
148 lines
5.1 KiB
C++
// -*- mode: c++ -*-
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// Copyright (c) 2006, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// dump_syms_tool.mm: Command line tool that uses the DumpSymbols class.
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// TODO(waylonis): accept stdin
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#include <mach-o/arch.h>
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#include <unistd.h>
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#include <vector>
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#include "common/mac/dump_syms.h"
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#include "common/mac/macho_utilities.h"
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using google_breakpad::DumpSymbols;
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using std::vector;
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struct Options {
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Options() : srcPath(), arch() { }
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NSString *srcPath;
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const NXArchInfo *arch;
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};
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//=============================================================================
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static bool Start(const Options &options) {
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DumpSymbols dump_symbols;
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if (!dump_symbols.Read(options.srcPath))
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return false;
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if (options.arch) {
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if (!dump_symbols.SetArchitecture(options.arch->cputype,
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options.arch->cpusubtype)) {
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fprintf(stderr, "%s: no architecture '%s' is present in file.\n",
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[options.srcPath fileSystemRepresentation], options.arch->name);
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size_t available_size;
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const struct fat_arch *available =
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dump_symbols.AvailableArchitectures(&available_size);
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if (available_size == 1)
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fprintf(stderr, "the file's architecture is: ");
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else
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fprintf(stderr, "architectures present in the file are:\n");
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for (size_t i = 0; i < available_size; i++) {
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const struct fat_arch *arch = &available[i];
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const NXArchInfo *arch_info =
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NXGetArchInfoFromCpuType(arch->cputype, arch->cpusubtype);
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if (arch_info)
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fprintf(stderr, "%s (%s)\n", arch_info->name, arch_info->description);
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else
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fprintf(stderr, "unrecognized cpu type 0x%x, subtype 0x%x\n",
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arch->cputype, arch->cpusubtype);
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}
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return false;
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}
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}
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return dump_symbols.WriteSymbolFile(stdout);
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}
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//=============================================================================
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static void Usage(int argc, const char *argv[]) {
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fprintf(stderr, "Output a Breakpad symbol file from a Mach-o file.\n");
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fprintf(stderr, "Usage: %s [-a ARCHITECTURE] <Mach-o file>\n",
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argv[0]);
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fprintf(stderr, "\t-a: Architecture type [default: native, or whatever is\n");
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fprintf(stderr, "\t in the file, if it contains only one architecture]\n");
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fprintf(stderr, "\t-h: Usage\n");
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fprintf(stderr, "\t-?: Usage\n");
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}
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//=============================================================================
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static void SetupOptions(int argc, const char *argv[], Options *options) {
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extern int optind;
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signed char ch;
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while ((ch = getopt(argc, (char * const *)argv, "a:h?")) != -1) {
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switch (ch) {
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case 'a': {
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const NXArchInfo *arch_info = NXGetArchInfoFromName(optarg);
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if (!arch_info) {
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fprintf(stderr, "%s: Invalid architecture: %s\n", argv[0], optarg);
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Usage(argc, argv);
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exit(1);
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}
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options->arch = arch_info;
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break;
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}
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case '?':
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case 'h':
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Usage(argc, argv);
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exit(0);
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break;
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}
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}
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if ((argc - optind) != 1) {
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fprintf(stderr, "Must specify Mach-o file\n");
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Usage(argc, argv);
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exit(1);
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}
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options->srcPath = [[NSFileManager defaultManager]
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stringWithFileSystemRepresentation:argv[optind]
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length:strlen(argv[optind])];
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}
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//=============================================================================
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int main (int argc, const char * argv[]) {
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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Options options;
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bool result;
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SetupOptions(argc, argv, &options);
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result = Start(options);
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[pool release];
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return !result;
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}
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