1 /*- 2 * Copyright (c) 1998 John D. Polstra. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _SYS_PROCFS_H_ 30 #define _SYS_PROCFS_H_ 31 32 #include <sys/param.h> 33 #include <machine/reg.h> 34 35 typedef struct reg gregset_t; 36 typedef struct fpreg fpregset_t; 37 38 /* 39 * These structures define an interface between core files and the debugger. 40 * Never change or delete any elements. If you add elements, add them to 41 * the end of the structure, and increment the value of its version field. 42 * This will help to ensure that today's core dump will still be usable 43 * with next year's debugger. 44 * 45 * A lot more things should be added to these structures. At present, 46 * they contain the absolute bare minimum required to allow GDB to work 47 * with ELF core dumps. 48 */ 49 50 /* 51 * The parenthsized numbers like (1) indicate the minimum version number 52 * for which each element exists in the structure. The version number is 53 * not bumped when adding new fields to the end, only if the meaning of 54 * an existing field changes. Additional fields are annotated as (1a), 55 * (1b), etc. to indicate the groupings of additions. 56 */ 57 58 #define PRSTATUS_VERSION 1 /* Current version of prstatus_t */ 59 60 typedef struct prstatus { 61 int pr_version; /* Version number of struct (1) */ 62 size_t pr_statussz; /* sizeof(prstatus_t) (1) */ 63 size_t pr_gregsetsz; /* sizeof(gregset_t) (1) */ 64 size_t pr_fpregsetsz; /* sizeof(fpregset_t) (1) */ 65 int pr_osreldate; /* Kernel version (1) */ 66 int pr_cursig; /* Current signal (1) */ 67 pid_t pr_pid; /* LWP (Thread) ID (1) */ 68 gregset_t pr_reg; /* General purpose registers (1) */ 69 } prstatus_t; 70 71 typedef gregset_t prgregset_t[1]; 72 typedef fpregset_t prfpregset_t; 73 74 #define PRFNAMESZ 16 /* Maximum command length saved */ 75 #define PRARGSZ 80 /* Maximum argument bytes saved */ 76 77 #define PRPSINFO_VERSION 1 /* Current version of prpsinfo_t */ 78 79 typedef struct prpsinfo { 80 int pr_version; /* Version number of struct (1) */ 81 size_t pr_psinfosz; /* sizeof(prpsinfo_t) (1) */ 82 char pr_fname[PRFNAMESZ+1]; /* Command name, null terminated (1) */ 83 char pr_psargs[PRARGSZ+1]; /* Arguments, null terminated (1) */ 84 pid_t pr_pid; /* Process ID (1a) */ 85 } prpsinfo_t; 86 87 typedef struct thrmisc { 88 char pr_tname[MAXCOMLEN+1]; /* Thread name, null terminated (1) */ 89 u_int _pad; /* Convenience pad, 0-filled (1) */ 90 } thrmisc_t; 91 92 typedef uint64_t psaddr_t; /* An address in the target process. */ 93 94 #ifdef __HAVE_REG32 95 typedef struct prstatus32 { 96 int32_t pr_version; 97 uint32_t pr_statussz; 98 uint32_t pr_gregsetsz; 99 uint32_t pr_fpregsetsz; 100 int32_t pr_osreldate; 101 int32_t pr_cursig; 102 int32_t pr_pid; 103 struct reg32 pr_reg; 104 } prstatus32_t; 105 106 typedef struct prpsinfo32 { 107 int32_t pr_version; 108 uint32_t pr_psinfosz; 109 char pr_fname[PRFNAMESZ+1]; 110 char pr_psargs[PRARGSZ+1]; 111 int32_t pr_pid; 112 } prpsinfo32_t; 113 114 struct thrmisc32 { 115 char pr_tname[MAXCOMLEN+1]; 116 uint32_t _pad; 117 }; 118 #endif /* __HAVE_REG32 */ 119 120 #endif /* _SYS_PROCFS_H_ */ 121