1/* $FreeBSD: stable/11/usr.bin/gcore/elf32core.c 325029 2017-10-27 04:38:42Z bdrewery $ */ 2#ifndef __LP64__ 3#error "this file must be compiled for LP64." 4#endif 5 6#define __ELF_WORD_SIZE 32 7#define _MACHINE_ELF_WANT_32BIT 8#define _WANT_LWPINFO32 9 10#include <sys/procfs.h> 11 12#define ELFCORE_COMPAT_32 1 13#include "elfcore.c" 14 15static void 16elf_convert_gregset(elfcore_gregset_t *rd, struct reg *rs) 17{ 18#ifdef __amd64__ 19 rd->r_gs = rs->r_gs; 20 rd->r_fs = rs->r_fs; 21 rd->r_es = rs->r_es; 22 rd->r_ds = rs->r_ds; 23 rd->r_edi = rs->r_rdi; 24 rd->r_esi = rs->r_rsi; 25 rd->r_ebp = rs->r_rbp; 26 rd->r_ebx = rs->r_rbx; 27 rd->r_edx = rs->r_rdx; 28 rd->r_ecx = rs->r_rcx; 29 rd->r_eax = rs->r_rax; 30 rd->r_eip = rs->r_rip; 31 rd->r_cs = rs->r_cs; 32 rd->r_eflags = rs->r_rflags; 33 rd->r_esp = rs->r_rsp; 34 rd->r_ss = rs->r_ss; 35#else 36#error Unsupported architecture 37#endif 38} 39 40static void 41elf_convert_fpregset(elfcore_fpregset_t *rd, struct fpreg *rs) 42{ 43#ifdef __amd64__ 44 /* XXX this is wrong... */ 45 memcpy(rd, rs, sizeof(*rd)); 46#else 47#error Unsupported architecture 48#endif 49} 50 51static void 52elf_convert_siginfo(struct siginfo32 *sid, siginfo_t *sis) 53{ 54 55 bzero(sid, sizeof(*sid)); 56 sid->si_signo = sis->si_signo; 57 sid->si_errno = sis->si_errno; 58 sid->si_code = sis->si_code; 59 sid->si_pid = sis->si_pid; 60 sid->si_uid = sis->si_uid; 61 sid->si_status = sis->si_status; 62 sid->si_addr = (uintptr_t)sis->si_addr; 63#if _BYTE_ORDER == _BIG_ENDIAN 64 if (sis->si_value.sival_int == 0) 65 sid->si_value.sival_ptr = (uintptr_t)sis->si_value.sival_ptr; 66 else 67#endif 68 sid->si_value.sival_int = sis->si_value.sival_int; 69 sid->si_timerid = sis->si_timerid; 70 sid->si_overrun = sis->si_overrun; 71} 72 73static void 74elf_convert_lwpinfo(struct ptrace_lwpinfo32 *pld, struct ptrace_lwpinfo *pls) 75{ 76 77 pld->pl_lwpid = pls->pl_lwpid; 78 pld->pl_event = pls->pl_event; 79 pld->pl_flags = pls->pl_flags; 80 pld->pl_sigmask = pls->pl_sigmask; 81 pld->pl_siglist = pls->pl_siglist; 82 elf_convert_siginfo(&pld->pl_siginfo, &pls->pl_siginfo); 83 memcpy(pld->pl_tdname, pls->pl_tdname, sizeof(pld->pl_tdname)); 84 pld->pl_child_pid = pls->pl_child_pid; 85 pld->pl_syscall_code = pls->pl_syscall_code; 86 pld->pl_syscall_narg = pls->pl_syscall_narg; 87} 88 89