michael@0: // Copyright (c) 2006, Google Inc.
michael@0: // All rights reserved.
michael@0: //
michael@0: // Redistribution and use in source and binary forms, with or without
michael@0: // modification, are permitted provided that the following conditions are
michael@0: // met:
michael@0: //
michael@0: //     * Redistributions of source code must retain the above copyright
michael@0: // notice, this list of conditions and the following disclaimer.
michael@0: //     * Redistributions in binary form must reproduce the above
michael@0: // copyright notice, this list of conditions and the following disclaimer
michael@0: // in the documentation and/or other materials provided with the
michael@0: // distribution.
michael@0: //     * Neither the name of Google Inc. nor the names of its
michael@0: // contributors may be used to endorse or promote products derived from
michael@0: // this software without specific prior written permission.
michael@0: //
michael@0: // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0: // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
michael@0: // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
michael@0: // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
michael@0: // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
michael@0: // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
michael@0: // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
michael@0: // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
michael@0: // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
michael@0: // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
michael@0: // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0: 
michael@0: // macho_utilties.cc: Utilities for dealing with mach-o files
michael@0: //
michael@0: // Author: Dave Camp
michael@0: 
michael@0: #include "common/mac/byteswap.h"
michael@0: #include "common/mac/macho_utilities.h"
michael@0: 
michael@0: void breakpad_swap_uuid_command(struct breakpad_uuid_command *uc,
michael@0:                                 enum NXByteOrder target_byte_order)
michael@0: {
michael@0:   uc->cmd = ByteSwap(uc->cmd);
michael@0:   uc->cmdsize = ByteSwap(uc->cmdsize);
michael@0: }
michael@0: 
michael@0: void breakpad_swap_segment_command_64(struct segment_command_64 *sg,
michael@0:                                       enum NXByteOrder target_byte_order)
michael@0: {
michael@0:   sg->cmd = ByteSwap(sg->cmd);
michael@0:   sg->cmdsize = ByteSwap(sg->cmdsize);
michael@0: 
michael@0:   sg->vmaddr = ByteSwap(sg->vmaddr);
michael@0:   sg->vmsize = ByteSwap(sg->vmsize);
michael@0:   sg->fileoff = ByteSwap(sg->fileoff);
michael@0:   sg->filesize = ByteSwap(sg->filesize);
michael@0: 
michael@0:   sg->maxprot = ByteSwap(sg->maxprot);
michael@0:   sg->initprot = ByteSwap(sg->initprot);
michael@0:   sg->nsects = ByteSwap(sg->nsects);
michael@0:   sg->flags = ByteSwap(sg->flags);
michael@0: }
michael@0: 
michael@0: void breakpad_swap_mach_header_64(struct mach_header_64 *mh,
michael@0:                                   enum NXByteOrder target_byte_order)
michael@0: {
michael@0:   mh->magic = ByteSwap(mh->magic);
michael@0:   mh->cputype = ByteSwap(mh->cputype);
michael@0:   mh->cpusubtype = ByteSwap(mh->cpusubtype);
michael@0:   mh->filetype = ByteSwap(mh->filetype);
michael@0:   mh->ncmds = ByteSwap(mh->ncmds);
michael@0:   mh->sizeofcmds = ByteSwap(mh->sizeofcmds);
michael@0:   mh->flags = ByteSwap(mh->flags);
michael@0:   mh->reserved = ByteSwap(mh->reserved);
michael@0: }
michael@0: 
michael@0: void breakpad_swap_section_64(struct section_64 *s,
michael@0:                               uint32_t nsects,
michael@0:                               enum NXByteOrder target_byte_order)
michael@0: {
michael@0:   for (uint32_t i = 0; i < nsects; i++) {
michael@0:     s[i].addr = ByteSwap(s[i].addr);
michael@0:     s[i].size = ByteSwap(s[i].size);
michael@0: 
michael@0:     s[i].offset = ByteSwap(s[i].offset);
michael@0:     s[i].align = ByteSwap(s[i].align);
michael@0:     s[i].reloff = ByteSwap(s[i].reloff);
michael@0:     s[i].nreloc = ByteSwap(s[i].nreloc);
michael@0:     s[i].flags = ByteSwap(s[i].flags);
michael@0:     s[i].reserved1 = ByteSwap(s[i].reserved1);
michael@0:     s[i].reserved2 = ByteSwap(s[i].reserved2);
michael@0:   }
michael@0: }