cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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target_os_siginfo.h (2014B)


      1#ifndef _TARGET_OS_SIGINFO_H_
      2#define _TARGET_OS_SIGINFO_H_
      3
      4#define TARGET_NSIG     32   /* counting 0; could be 33 (mask is 1-32) */
      5#define TARGET_NSIG_BPW     (sizeof(uint32_t) * 8)
      6#define TARGET_NSIG_WORDS   (TARGET_NSIG / TARGET_NSIG_BPW)
      7
      8/* this struct defines a stack used during syscall handling */
      9typedef struct target_sigaltstack {
     10    abi_long    ss_sp;
     11    abi_ulong   ss_size;
     12    abi_long    ss_flags;
     13} target_stack_t;
     14
     15typedef struct {
     16    uint32_t __bits[TARGET_NSIG_WORDS];
     17} target_sigset_t
     18
     19struct target_sigaction {
     20    abi_ulong   _sa_handler;
     21    int32_t     sa_flags;
     22    target_sigset_t sa_mask;
     23};
     24
     25/* Compare to sys/siginfo.h */
     26typedef union target_sigval {
     27    int         sival_int;
     28    abi_ulong   sival_ptr;
     29} target_sigval_t;
     30
     31struct target_ksiginfo {
     32    int32_t     _signo;
     33    int32_t     _code;
     34    int32_t     _errno;
     35#if TARGET_ABI_BITS == 64
     36    int32_t     _pad;
     37#endif
     38    union {
     39        struct {
     40            int32_t             _pid;
     41            int32_t             _uid;
     42            target_sigval_t    _value;
     43        } _rt;
     44
     45        struct {
     46            int32_t             _pid;
     47            int32_t             _uid;
     48            int32_t             _struct;
     49            /* clock_t          _utime; */
     50            /* clock_t          _stime; */
     51        } _child;
     52
     53        struct {
     54            abi_ulong           _addr;
     55            int32_t             _trap;
     56        } _fault;
     57
     58        struct {
     59            long                _band;
     60            int                 _fd;
     61        } _poll;
     62    } _reason;
     63};
     64
     65typedef union target_siginfo {
     66    int8_t     si_pad[128];
     67    struct     target_ksiginfo  _info;
     68} target_siginfo_t;
     69
     70#define target_si_signo     _info._signo
     71#define target_si_code      _info._code
     72#define target_si_errno     _info._errno
     73#define target_si_addr      _info._reason._fault._addr
     74
     75#define TARGET_SEGV_MAPERR  1
     76#define TARGET_SEGV_ACCERR  2
     77
     78#define TARGET_TRAP_BRKPT   1
     79#define TARGET_TRAP_TRACE   2
     80
     81
     82#endif /* ! _TARGET_OS_SIGINFO_H_ */