diff options
Diffstat (limited to 'src/common/mac/macho_utilities.cc')
-rw-r--r-- | src/common/mac/macho_utilities.cc | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/src/common/mac/macho_utilities.cc b/src/common/mac/macho_utilities.cc new file mode 100644 index 00000000..d25de5c8 --- /dev/null +++ b/src/common/mac/macho_utilities.cc @@ -0,0 +1,89 @@ +// Copyright (c) 2006, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// macho_utilties.cc: Utilities for dealing with mach-o files +// +// Author: Dave Camp + +#include "common/mac/macho_utilities.h" + +void breakpad_swap_uuid_command(struct breakpad_uuid_command *uc, + enum NXByteOrder target_byte_order) +{ + uc->cmd = NXSwapLong(uc->cmd); + uc->cmdsize = NXSwapLong(uc->cmdsize); +} + +void breakpad_swap_segment_command_64(struct segment_command_64 *sg, + enum NXByteOrder target_byte_order) +{ + sg->cmd = NXSwapLong(sg->cmd); + sg->cmdsize = NXSwapLong(sg->cmdsize); + + sg->vmaddr = NXSwapLongLong(sg->vmaddr); + sg->vmsize = NXSwapLongLong(sg->vmsize); + sg->fileoff = NXSwapLongLong(sg->fileoff); + sg->filesize = NXSwapLongLong(sg->filesize); + + sg->maxprot = NXSwapLong(sg->maxprot); + sg->initprot = NXSwapLong(sg->initprot); + sg->nsects = NXSwapLong(sg->nsects); + sg->flags = NXSwapLong(sg->flags); +} + +void breakpad_swap_mach_header_64(struct mach_header_64 *mh, + enum NXByteOrder target_byte_order) +{ + mh->magic = NXSwapLong(mh->magic); + mh->cputype = NXSwapLong(mh->cputype); + mh->cpusubtype = NXSwapLong(mh->cpusubtype); + mh->filetype = NXSwapLong(mh->filetype); + mh->ncmds = NXSwapLong(mh->ncmds); + mh->sizeofcmds = NXSwapLong(mh->sizeofcmds); + mh->flags = NXSwapLong(mh->flags); + mh->reserved = NXSwapLong(mh->reserved); +} + +void breakpad_swap_section_64(struct section_64 *s, + uint32_t nsects, + enum NXByteOrder target_byte_order) +{ + for (uint32_t i = 0; i < nsects; i++) { + s[i].addr = NXSwapLongLong(s[i].addr); + s[i].size = NXSwapLongLong(s[i].size); + + s[i].offset = NXSwapLong(s[i].offset); + s[i].align = NXSwapLong(s[i].align); + s[i].reloff = NXSwapLong(s[i].reloff); + s[i].nreloc = NXSwapLong(s[i].nreloc); + s[i].flags = NXSwapLong(s[i].flags); + s[i].reserved1 = NXSwapLong(s[i].reserved1); + s[i].reserved2 = NXSwapLong(s[i].reserved2); + } +} |