1 /* Machine independent support for SVR4 /proc (process file system) for GDB. 2 Copyright (C) 1999-2023 Free Software Foundation, Inc. 3 4 This file is part of GDB. 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 18 19 #ifndef PROC_UTILS_H 20 #define PROC_UTILS_H 21 22 /* From proc-why.c */ 23 24 /* 25 * Pretty-print functions for /proc data 26 */ 27 28 extern void proc_prettyprint_why (unsigned long why, unsigned long what, 29 int verbose); 30 31 extern void proc_prettyprint_syscalls (sysset_t *sysset, int verbose); 32 33 extern void proc_prettyprint_syscall (int num, int verbose); 34 35 extern void proc_prettyprint_signalset (sigset_t *sigset, int verbose); 36 37 extern void proc_prettyprint_signal (int signo, int verbose); 38 39 extern void proc_prettyprint_faultset (fltset_t *fltset, int verbose); 40 41 extern void proc_prettyprint_fault (int faultno, int verbose); 42 43 extern void proc_prettyprint_actionset (struct sigaction *actions, 44 int verbose); 45 46 extern void proc_prettyfprint_signalset (FILE *file, sigset_t *sigset, 47 int verbose); 48 49 extern void proc_prettyfprint_faultset (FILE *file, fltset_t *fltset, 50 int verbose); 51 52 extern void proc_prettyfprint_syscall (FILE *file, int num, int verbose); 53 54 extern void proc_prettyfprint_signal (FILE *file, int signo, int verbose); 55 56 extern void proc_prettyfprint_flags (FILE *file, unsigned long flags, 57 int verbose); 58 59 extern void proc_prettyfprint_why (FILE *file, unsigned long why, 60 unsigned long what, int verbose); 61 62 extern void proc_prettyfprint_fault (FILE *file, int faultno, int verbose); 63 64 extern void proc_prettyfprint_syscalls (FILE *file, sysset_t *sysset, 65 int verbose); 66 67 extern void proc_prettyfprint_status (long, int, int, int); 68 69 70 /* From proc-flags.c */ 71 72 /* 73 * Pretty-print the prstatus flags. 74 */ 75 76 extern void proc_prettyprint_flags (unsigned long flags, int verbose); 77 78 extern void proc_prettyfprint_flags (FILE *file, unsigned long flags, 79 int verbose); 80 81 82 /* From proc-api.c */ 83 84 /* 85 * Trace functions for /proc api. 86 */ 87 88 extern int write_with_trace (int, void *, size_t, char *, int); 89 extern off_t lseek_with_trace (int, off_t, int, char *, int); 90 extern int ioctl_with_trace (int, long, void *, char *, int); 91 extern pid_t wait_with_trace (int *, char *, int); 92 extern int open_with_trace (char *, int, char *, int); 93 extern int close_with_trace (int, char *, int); 94 extern void procfs_note (const char *, const char *, int); 95 96 #ifdef PROCFS_TRACE 97 /* 98 * Debugging code: 99 * 100 * These macros allow me to trace the system calls that we make 101 * to control the child process. This is quite handy for comparing 102 * with the older version of procfs. 103 */ 104 105 #define write(X,Y,Z) write_with_trace (X, Y, Z, __FILE__, __LINE__) 106 #define lseek(X,Y,Z) lseek_with_trace (X, Y, Z, __FILE__, __LINE__) 107 #define ioctl(X,Y,Z) ioctl_with_trace (X, Y, Z, __FILE__, __LINE__) 108 #define open(X,Y) open_with_trace (X, Y, __FILE__, __LINE__) 109 #define close(X) close_with_trace (X, __FILE__, __LINE__) 110 #define wait(X) wait_with_trace (X, __FILE__, __LINE__) 111 #endif 112 #define PROCFS_NOTE(X) procfs_note (X, __FILE__, __LINE__) 113 #define PROC_PRETTYFPRINT_STATUS(X,Y,Z,T) \ 114 proc_prettyfprint_status (X, Y, Z, T) 115 116 /* Define the type (and more importantly the width) of the control 117 word used to write to the /proc/PID/ctl file. */ 118 typedef long procfs_ctl_t; 119 120 #endif /* PROC_UTILS_H */ 121