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: #ifndef GOOGLE_BREAKPAD_COMMON_ANDROID_INCLUDE_SYS_USER_H
michael@0: #define GOOGLE_BREAKPAD_COMMON_ANDROID_INCLUDE_SYS_USER_H
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: extern "C" {
michael@0: #endif  // __cplusplus
michael@0: 
michael@0: // These types are used with ptrace(), more specifically with
michael@0: // PTRACE_GETREGS, PTRACE_GETFPREGS and PTRACE_GETVFPREGS respectively.
michael@0: //
michael@0: // They are also defined, sometimes with different names, in <asm/user.h>
michael@0: //
michael@0: 
michael@0: #if defined(__arm__)
michael@0: 
michael@0: #define _ARM_USER_H  1  // Prevent <asm/user.h> conflicts
michael@0: 
michael@0: // Note: on ARM, GLibc uses user_regs instead of user_regs_struct.
michael@0: struct user_regs {
michael@0:   // Note: Entries 0-15 match r0..r15
michael@0:   //       Entry 16 is used to store the CPSR register.
michael@0:   //       Entry 17 is used to store the "orig_r0" value.
michael@0:   unsigned long int uregs[18];
michael@0: };
michael@0: 
michael@0: // Same here: user_fpregs instead of user_fpregs_struct.
michael@0: struct user_fpregs {
michael@0:   struct fp_reg {
michael@0:     unsigned int sign1:1;
michael@0:     unsigned int unused:15;
michael@0:     unsigned int sign2:1;
michael@0:     unsigned int exponent:14;
michael@0:     unsigned int j:1;
michael@0:     unsigned int mantissa1:31;
michael@0:     unsigned int mantissa0:32;
michael@0:   } fpregs[8];
michael@0:   unsigned int  fpsr:32;
michael@0:   unsigned int  fpcr:32;
michael@0:   unsigned char ftype[8];
michael@0:   unsigned int  init_flag;
michael@0: };
michael@0: 
michael@0: // GLibc doesn't define this one in <sys/user.h> though.
michael@0: struct user_vfpregs {
michael@0:   unsigned long long  fpregs[32];
michael@0:   unsigned long       fpscr;
michael@0: };
michael@0: 
michael@0: #elif defined(__i386__)
michael@0: 
michael@0: #define _I386_USER_H 1  // Prevent <asm/user.h> conflicts
michael@0: 
michael@0: // GLibc-compatible definitions
michael@0: struct user_regs_struct {
michael@0:   long ebx, ecx, edx, esi, edi, ebp, eax;
michael@0:   long xds, xes, xfs, xgs, orig_eax;
michael@0:   long eip, xcs, eflags, esp, xss;
michael@0: };
michael@0: 
michael@0: struct user_fpregs_struct {
michael@0:   long cwd, swd, twd, fip, fcs, foo, fos;
michael@0:   long st_space[20];
michael@0: };
michael@0: 
michael@0: struct user_fpxregs_struct {
michael@0:   unsigned short cwd, swd, twd, fop;
michael@0:   long fip, fcs, foo, fos, mxcsr, reserved;
michael@0:   long st_space[32];
michael@0:   long xmm_space[32];
michael@0:   long padding[56];
michael@0: };
michael@0: 
michael@0: struct user {
michael@0:   struct user_regs_struct    regs;
michael@0:   int                        u_fpvalid;
michael@0:   struct user_fpregs_struct  i387;
michael@0:   unsigned long              u_tsize;
michael@0:   unsigned long              u_dsize;
michael@0:   unsigned long              u_ssize;
michael@0:   unsigned long              start_code;
michael@0:   unsigned long              start_stack;
michael@0:   long                       signal;
michael@0:   int                        reserved;
michael@0:   struct user_regs_struct*   u_ar0;
michael@0:   struct user_fpregs_struct* u_fpstate;
michael@0:   unsigned long              magic;
michael@0:   char                       u_comm [32];
michael@0:   int                        u_debugreg [8];
michael@0: };
michael@0: 
michael@0: 
michael@0: #elif defined(__mips__)
michael@0: 
michael@0: // TODO: Provide some useful definitions here, once the rest of Breakpad
michael@0: //        requires them.
michael@0: 
michael@0: #else
michael@0: #  error "Unsupported Android CPU ABI"
michael@0: #endif
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: }  // extern "C"
michael@0: #endif  // __cplusplus
michael@0: 
michael@0: #endif  // GOOGLE_BREAKPAD_COMMON_ANDROID_INCLUDE_SYS_USER_H