1 /* 2 * Copyright (c) 2015-2017 Dmitry V. Levin <ldv (at) altlinux.org> 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 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include "defs.h" 29 30 #include DEF_MPERS_TYPE(timeval_t) 31 32 typedef struct timeval timeval_t; 33 34 #include MPERS_DEFS 35 36 static const char timeval_fmt[] = "{tv_sec=%lld, tv_usec=%llu}"; 37 38 static void 39 print_timeval_t(const timeval_t *t) 40 { 41 tprintf(timeval_fmt, (long long) t->tv_sec, 42 zero_extend_signed_to_ull(t->tv_usec)); 43 } 44 45 static void 46 print_timeval_t_utime(const timeval_t *t) 47 { 48 print_timeval_t(t); 49 tprints_comment(sprinttime_usec(t->tv_sec, 50 zero_extend_signed_to_ull(t->tv_usec))); 51 } 52 53 MPERS_PRINTER_DECL(void, print_struct_timeval, const void *arg) 54 { 55 print_timeval_t(arg); 56 } 57 58 MPERS_PRINTER_DECL(bool, print_struct_timeval_data_size, 59 const void *arg, const size_t size) 60 { 61 if (size < sizeof(timeval_t)) { 62 tprints("?"); 63 return false; 64 } 65 66 print_timeval_t(arg); 67 return true; 68 } 69 70 MPERS_PRINTER_DECL(void, print_timeval, 71 struct tcb *const tcp, const kernel_ulong_t addr) 72 { 73 timeval_t t; 74 75 if (umove_or_printaddr(tcp, addr, &t)) 76 return; 77 78 print_timeval_t(&t); 79 } 80 81 MPERS_PRINTER_DECL(void, print_timeval_utimes, 82 struct tcb *const tcp, const kernel_ulong_t addr) 83 { 84 timeval_t t[2]; 85 86 if (umove_or_printaddr(tcp, addr, &t)) 87 return; 88 89 tprints("["); 90 print_timeval_t_utime(&t[0]); 91 tprints(", "); 92 print_timeval_t_utime(&t[1]); 93 tprints("]"); 94 } 95 96 MPERS_PRINTER_DECL(const char *, sprint_timeval, 97 struct tcb *const tcp, const kernel_ulong_t addr) 98 { 99 timeval_t t; 100 static char buf[sizeof(timeval_fmt) + 3 * sizeof(t)]; 101 102 if (!addr) { 103 strcpy(buf, "NULL"); 104 } else if (!verbose(tcp) || (exiting(tcp) && syserror(tcp)) || 105 umove(tcp, addr, &t)) { 106 snprintf(buf, sizeof(buf), "%#" PRI_klx, addr); 107 } else { 108 snprintf(buf, sizeof(buf), timeval_fmt, 109 (long long) t.tv_sec, 110 zero_extend_signed_to_ull(t.tv_usec)); 111 } 112 113 return buf; 114 } 115 116 MPERS_PRINTER_DECL(void, print_itimerval, 117 struct tcb *const tcp, const kernel_ulong_t addr) 118 { 119 timeval_t t[2]; 120 121 if (umove_or_printaddr(tcp, addr, &t)) 122 return; 123 124 tprints("{it_interval="); 125 print_timeval_t(&t[0]); 126 tprints(", it_value="); 127 print_timeval_t(&t[1]); 128 tprints("}"); 129 } 130 131 #ifdef ALPHA 132 133 void 134 print_timeval32_t(const timeval32_t *t) 135 { 136 tprintf(timeval_fmt, (long long) t->tv_sec, 137 zero_extend_signed_to_ull(t->tv_usec)); 138 } 139 140 static void 141 print_timeval32_t_utime(const timeval32_t *t) 142 { 143 print_timeval32_t(t); 144 tprints_comment(sprinttime_usec(t->tv_sec, 145 zero_extend_signed_to_ull(t->tv_usec))); 146 } 147 148 void 149 print_timeval32(struct tcb *const tcp, const kernel_ulong_t addr) 150 { 151 timeval32_t t; 152 153 if (umove_or_printaddr(tcp, addr, &t)) 154 return; 155 156 print_timeval32_t(&t); 157 } 158 159 void 160 print_timeval32_utimes(struct tcb *const tcp, const kernel_ulong_t addr) 161 { 162 timeval32_t t[2]; 163 164 if (umove_or_printaddr(tcp, addr, &t)) 165 return; 166 167 tprints("["); 168 print_timeval32_t_utime(&t[0]); 169 tprints(", "); 170 print_timeval32_t_utime(&t[1]); 171 tprints("]"); 172 } 173 174 void 175 print_itimerval32(struct tcb *const tcp, const kernel_ulong_t addr) 176 { 177 timeval32_t t[2]; 178 179 if (umove_or_printaddr(tcp, addr, &t)) 180 return; 181 182 tprints("{it_interval="); 183 print_timeval32_t(&t[0]); 184 tprints(", it_value="); 185 print_timeval32_t(&t[1]); 186 tprints("}"); 187 } 188 189 const char * 190 sprint_timeval32(struct tcb *const tcp, const kernel_ulong_t addr) 191 { 192 timeval32_t t; 193 static char buf[sizeof(timeval_fmt) + 3 * sizeof(t)]; 194 195 if (!addr) { 196 strcpy(buf, "NULL"); 197 } else if (!verbose(tcp) || (exiting(tcp) && syserror(tcp)) || 198 umove(tcp, addr, &t)) { 199 snprintf(buf, sizeof(buf), "%#" PRI_klx, addr); 200 } else { 201 snprintf(buf, sizeof(buf), timeval_fmt, 202 (long long) t.tv_sec, 203 zero_extend_signed_to_ull(t.tv_usec)); 204 } 205 206 return buf; 207 } 208 209 #endif /* ALPHA */ 210