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Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/windows/omap_internal.h')
-rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/windows/omap_internal.h | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/windows/omap_internal.h b/toolkit/crashreporter/google-breakpad/src/common/windows/omap_internal.h deleted file mode 100644 index 3f904d7a7..000000000 --- a/toolkit/crashreporter/google-breakpad/src/common/windows/omap_internal.h +++ /dev/null @@ -1,137 +0,0 @@ -// Copyright 2013 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. - -// Declares internal implementation details for functionality in omap.h and -// omap.cc. - -#ifndef COMMON_WINDOWS_OMAP_INTERNAL_H_ -#define COMMON_WINDOWS_OMAP_INTERNAL_H_ - -#include <windows.h> -#include <dia2.h> - -#include <vector> - -namespace google_breakpad { - -// The OMAP struct is defined by debughlp.h, which doesn't play nicely with -// imagehlp.h. We simply redefine it. -struct OMAP { - DWORD rva; - DWORD rvaTo; -}; -static_assert(sizeof(OMAP) == 8, "Wrong size for OMAP structure."); -typedef std::vector<OMAP> OmapTable; - -// This contains the OMAP data extracted from an image. -struct OmapData { - // The table of OMAP entries describing the transformation from the - // original image to the transformed image. - OmapTable omap_from; - // The table of OMAP entries describing the transformation from the - // instrumented image to the original image. - OmapTable omap_to; - // The length of the original untransformed image. - DWORD length_original; - - OmapData() : length_original(0) { } -}; - -// This represents a range of addresses in an image. -struct AddressRange { - DWORD rva; - DWORD length; - - AddressRange() : rva(0), length(0) { } - AddressRange(DWORD rva, DWORD length) : rva(rva), length(length) { } - - // Returns the end address of this range. - DWORD end() const { return rva + length; } - - // Addreses only compare as less-than or greater-than if they are not - // overlapping. Otherwise, they compare equal. - int Compare(const AddressRange& rhs) const; - bool operator<(const AddressRange& rhs) const { return Compare(rhs) == -1; } - bool operator>(const AddressRange& rhs) const { return Compare(rhs) == 1; } - - // Equality operators compare exact values. - bool operator==(const AddressRange& rhs) const { - return rva == rhs.rva && length == rhs.length; - } - bool operator!=(const AddressRange& rhs) const { return !((*this) == rhs); } -}; - -typedef std::vector<AddressRange> AddressRangeVector; - -// This represents an address range in an original image, and its corresponding -// range in the transformed image. -struct MappedRange { - // An address in the original image. - DWORD rva_original; - // The corresponding addresses in the transformed image. - DWORD rva_transformed; - // The length of the address range. - DWORD length; - // It is possible for code to be injected into a transformed image, for which - // there is no corresponding code in the original image. If this range of - // transformed image is immediately followed by such injected code we maintain - // a record of its length here. - DWORD injected; - // It is possible for code to be removed from the original image. This happens - // for things like padding between blocks. There is no actual content lost, - // but the spacing between items may be lost. This keeps track of any removed - // content immediately following the |original| range. - DWORD removed; -}; -// A vector of mapped ranges is used as a more useful representation of -// OMAP data. -typedef std::vector<MappedRange> Mapping; - -// Used as a secondary search structure accompanying a Mapping. -struct EndpointIndex { - DWORD endpoint; - size_t index; -}; -typedef std::vector<EndpointIndex> EndpointIndexMap; - -// An ImageMap is vector of mapped ranges, plus a secondary index into it for -// doing interval searches. (An interval tree would also work, but is overkill -// because we don't need insertion and deletion.) -struct ImageMap { - // This is a description of the mapping between original and transformed - // image, sorted by addresses in the original image. - Mapping mapping; - // For all interval endpoints in |mapping| this stores the minimum index of - // an interval in |mapping| that contains the endpoint. Useful for doing - // interval intersection queries. - EndpointIndexMap endpoint_index_map; -}; - -} // namespace google_breakpad - -#endif // COMMON_WINDOWS_OMAP_INTERNAL_H_ |