michael@0: // Copyright (c) 2012, 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: // This header can be included either from a C, C++ or Assembly file.
michael@0: // Its purpose is to contain constants that must match the offsets of
michael@0: // various fields in ucontext_t.
michael@0: //
michael@0: // They should match the definitions from
michael@0: // src/common/android/include/sys/ucontext.h
michael@0: //
michael@0: // Used by src/common/android/breakpad_getcontext.S
michael@0: // Tested by src/common/android/testing/breakpad_getcontext_unittest.cc
michael@0: 
michael@0: #ifndef GOOGLEBREAKPAD_COMMON_ANDROID_UCONTEXT_CONSTANTS_H
michael@0: #define GOOGLEBREAKPAD_COMMON_ANDROID_UCONTEXT_CONSTANTS_H
michael@0: 
michael@0: #if defined(__arm__)
michael@0: 
michael@0: #define  MCONTEXT_GREGS_OFFSET     32
michael@0: #define  UCONTEXT_SIGMASK_OFFSET   104
michael@0: 
michael@0: #elif defined(__i386__)
michael@0: 
michael@0: #define  MCONTEXT_GREGS_OFFSET     20
michael@0: #define  MCONTEXT_GS_OFFSET        (MCONTEXT_GREGS_OFFSET + 0*4)
michael@0: #define  MCONTEXT_FS_OFFSET        (MCONTEXT_GREGS_OFFSET + 1*4)
michael@0: #define  MCONTEXT_ES_OFFSET        (MCONTEXT_GREGS_OFFSET + 2*4)
michael@0: #define  MCONTEXT_DS_OFFSET        (MCONTEXT_GREGS_OFFSET + 3*4)
michael@0: #define  MCONTEXT_EDI_OFFSET       (MCONTEXT_GREGS_OFFSET + 4*4)
michael@0: #define  MCONTEXT_ESI_OFFSET       (MCONTEXT_GREGS_OFFSET + 5*4)
michael@0: #define  MCONTEXT_EBP_OFFSET       (MCONTEXT_GREGS_OFFSET + 6*4)
michael@0: #define  MCONTEXT_ESP_OFFSET       (MCONTEXT_GREGS_OFFSET + 7*4)
michael@0: #define  MCONTEXT_EBX_OFFSET       (MCONTEXT_GREGS_OFFSET + 8*4)
michael@0: #define  MCONTEXT_EDX_OFFSET       (MCONTEXT_GREGS_OFFSET + 9*4)
michael@0: #define  MCONTEXT_ECX_OFFSET       (MCONTEXT_GREGS_OFFSET + 10*4)
michael@0: #define  MCONTEXT_EAX_OFFSET       (MCONTEXT_GREGS_OFFSET + 11*4)
michael@0: #define  MCONTEXT_TRAPNO_OFFSET    (MCONTEXT_GREGS_OFFSET + 12*4)
michael@0: #define  MCONTEXT_ERR_OFFSET       (MCONTEXT_GREGS_OFFSET + 13*4)
michael@0: #define  MCONTEXT_EIP_OFFSET       (MCONTEXT_GREGS_OFFSET + 14*4)
michael@0: #define  MCONTEXT_CS_OFFSET        (MCONTEXT_GREGS_OFFSET + 15*4)
michael@0: #define  MCONTEXT_EFL_OFFSET       (MCONTEXT_GREGS_OFFSET + 16*4)
michael@0: #define  MCONTEXT_UESP_OFFSET      (MCONTEXT_GREGS_OFFSET + 17*4)
michael@0: #define  MCONTEXT_SS_OFFSET        (MCONTEXT_GREGS_OFFSET + 18*4)
michael@0: 
michael@0: #define  UCONTEXT_SIGMASK_OFFSET   108
michael@0: 
michael@0: #define  UCONTEXT_FPREGS_OFFSET       96
michael@0: #define  UCONTEXT_FPREGS_MEM_OFFSET   116
michael@0: 
michael@0: #elif defined(__mips__)
michael@0: 
michael@0: #define  MCONTEXT_GREGS_OFFSET     0
michael@0: #define  UCONTEXT_SIGMASK_OFFSET   0
michael@0: 
michael@0: #else
michael@0: #error "This header has not been ported for your CPU"
michael@0: #endif
michael@0: 
michael@0: #endif  // GOOGLEBREAKPAD_COMMON_ANDROID_UCONTEXT_CONSTANTS_H