| 1 | /* `ptrace' debugger support interface. Linux version. |
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| 2 | Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, write to the Free |
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| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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| 18 | 02111-1307 USA. */ |
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| 19 | |
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| 20 | #ifndef _SYS_PTRACE_H |
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| 21 | #define _SYS_PTRACE_H 1 |
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| 22 | |
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| 23 | #include <features.h> |
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| 24 | |
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| 25 | __BEGIN_DECLS |
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| 26 | |
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| 27 | /* Type of the REQUEST argument to `ptrace.' */ |
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| 28 | enum __ptrace_request |
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| 29 | { |
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| 30 | /* Indicate that the process making this request should be traced. |
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| 31 | All signals received by this process can be intercepted by its |
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| 32 | parent, and its parent can use the other `ptrace' requests. */ |
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| 33 | PTRACE_TRACEME = 0, |
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| 34 | #define PT_TRACE_ME PTRACE_TRACEME |
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| 35 | |
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| 36 | /* Return the word in the process's text space at address ADDR. */ |
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| 37 | PTRACE_PEEKTEXT = 1, |
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| 38 | #define PT_READ_I PTRACE_PEEKTEXT |
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| 39 | |
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| 40 | /* Return the word in the process's data space at address ADDR. */ |
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| 41 | PTRACE_PEEKDATA = 2, |
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| 42 | #define PT_READ_D PTRACE_PEEKDATA |
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| 43 | |
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| 44 | /* Return the word in the process's user area at offset ADDR. */ |
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| 45 | PTRACE_PEEKUSER = 3, |
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| 46 | #define PT_READ_U PTRACE_PEEKUSER |
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| 47 | |
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| 48 | /* Write the word DATA into the process's text space at address ADDR. */ |
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| 49 | PTRACE_POKETEXT = 4, |
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| 50 | #define PT_WRITE_I PTRACE_POKETEXT |
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| 51 | |
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| 52 | /* Write the word DATA into the process's data space at address ADDR. */ |
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| 53 | PTRACE_POKEDATA = 5, |
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| 54 | #define PT_WRITE_D PTRACE_POKEDATA |
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| 55 | |
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| 56 | /* Write the word DATA into the process's user area at offset ADDR. */ |
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| 57 | PTRACE_POKEUSER = 6, |
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| 58 | #define PT_WRITE_U PTRACE_POKEUSER |
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| 59 | |
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| 60 | /* Continue the process. */ |
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| 61 | PTRACE_CONT = 7, |
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| 62 | #define PT_CONTINUE PTRACE_CONT |
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| 63 | |
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| 64 | /* Kill the process. */ |
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| 65 | PTRACE_KILL = 8, |
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| 66 | #define PT_KILL PTRACE_KILL |
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| 67 | |
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| 68 | /* Single step the process. |
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| 69 | This is not supported on all machines. */ |
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| 70 | PTRACE_SINGLESTEP = 9, |
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| 71 | #define PT_STEP PTRACE_SINGLESTEP |
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| 72 | |
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| 73 | /* Get all general purpose registers used by a processes. |
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| 74 | This is not supported on all machines. */ |
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| 75 | PTRACE_GETREGS = 12, |
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| 76 | #define PT_GETREGS PTRACE_GETREGS |
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| 77 | |
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| 78 | /* Set all general purpose registers used by a processes. |
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| 79 | This is not supported on all machines. */ |
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| 80 | PTRACE_SETREGS = 13, |
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| 81 | #define PT_SETREGS PTRACE_SETREGS |
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| 82 | |
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| 83 | /* Get all floating point registers used by a processes. |
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| 84 | This is not supported on all machines. */ |
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| 85 | PTRACE_GETFPREGS = 14, |
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| 86 | #define PT_GETFPREGS PTRACE_GETFPREGS |
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| 87 | |
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| 88 | /* Set all floating point registers used by a processes. |
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| 89 | This is not supported on all machines. */ |
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| 90 | PTRACE_SETFPREGS = 15, |
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| 91 | #define PT_SETFPREGS PTRACE_SETFPREGS |
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| 92 | |
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| 93 | /* Attach to a process that is already running. */ |
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| 94 | PTRACE_ATTACH = 16, |
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| 95 | #define PT_ATTACH PTRACE_ATTACH |
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| 96 | |
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| 97 | /* Detach from a process attached to with PTRACE_ATTACH. */ |
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| 98 | PTRACE_DETACH = 17, |
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| 99 | #define PT_DETACH PTRACE_DETACH |
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| 100 | |
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| 101 | /* Get all extended floating point registers used by a processes. |
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| 102 | This is not supported on all machines. */ |
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| 103 | PTRACE_GETFPXREGS = 18, |
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| 104 | #define PT_GETFPXREGS PTRACE_GETFPXREGS |
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| 105 | |
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| 106 | /* Set all extended floating point registers used by a processes. |
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| 107 | This is not supported on all machines. */ |
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| 108 | PTRACE_SETFPXREGS = 19, |
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| 109 | #define PT_SETFPXREGS PTRACE_SETFPXREGS |
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| 110 | |
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| 111 | /* Continue and stop at the next (return from) syscall. */ |
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| 112 | PTRACE_SYSCALL = 24 |
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| 113 | #define PT_SYSCALL PTRACE_SYSCALL |
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| 114 | }; |
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| 115 | |
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| 116 | /* Perform process tracing functions. REQUEST is one of the values |
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| 117 | above, and determines the action to be taken. |
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| 118 | For all requests except PTRACE_TRACEME, PID specifies the process to be |
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| 119 | traced. |
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| 120 | |
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| 121 | PID and the other arguments described above for the various requests should |
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| 122 | appear (those that are used for the particular request) as: |
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| 123 | pid_t PID, void *ADDR, int DATA, void *ADDR2 |
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| 124 | after REQUEST. */ |
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| 125 | extern long int ptrace (enum __ptrace_request __request, ...) __THROW; |
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| 126 | |
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| 127 | __END_DECLS |
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| 128 | |
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| 129 | #endif /* _SYS_PTRACE_H */ |
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