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#include <stdio.h> #include <stddef.h> #include <signal.h> #include <sys/poll.h> #define __FRAME_OFFSETS #include <asm/ptrace.h> #include <asm/types.h> /* For some reason, x86_64 defines u64 and u32 only in <pci/types.h>, which I * refuse to include here, even though they're used throughout the headers. * These are used in asm/user.h, and that include can't be avoided because of * the sizeof(struct user_regs_struct) below. */ typedef __u64 u64; typedef __u32 u32; #include <asm/user.h> #define DEFINE(sym, val) \ asm volatile("\n->" #sym " %0 " #val : : "i" (val)) #define DEFINE_LONGS(sym, val) \ asm volatile("\n->" #sym " %0 " #val : : "i" (val/sizeof(unsigned long))) #define OFFSET(sym, str, mem) \ DEFINE(sym, offsetof(struct str, mem)); void foo(void) { OFFSET(HOST_SC_RBX, sigcontext, rbx); OFFSET(HOST_SC_RCX, sigcontext, rcx); OFFSET(HOST_SC_RDX, sigcontext, rdx); OFFSET(HOST_SC_RSI, sigcontext, rsi); OFFSET(HOST_SC_RDI, sigcontext, rdi); OFFSET(HOST_SC_RBP, sigcontext, rbp); OFFSET(HOST_SC_RAX, sigcontext, rax); OFFSET(HOST_SC_R8, sigcontext, r8); OFFSET(HOST_SC_R9, sigcontext, r9); OFFSET(HOST_SC_R10, sigcontext, r10); OFFSET(HOST_SC_R11, sigcontext, r11); OFFSET(HOST_SC_R12, sigcontext, r12); OFFSET(HOST_SC_R13, sigcontext, r13); OFFSET(HOST_SC_R14, sigcontext, r14); OFFSET(HOST_SC_R15, sigcontext, r15); OFFSET(HOST_SC_IP, sigcontext, rip); OFFSET(HOST_SC_SP, sigcontext, rsp); OFFSET(HOST_SC_CR2, sigcontext, cr2); OFFSET(HOST_SC_ERR, sigcontext, err); OFFSET(HOST_SC_TRAPNO, sigcontext, trapno); OFFSET(HOST_SC_CS, sigcontext, cs); OFFSET(HOST_SC_FS, sigcontext, fs); OFFSET(HOST_SC_GS, sigcontext, gs); OFFSET(HOST_SC_EFLAGS, sigcontext, eflags); OFFSET(HOST_SC_SIGMASK, sigcontext, oldmask); #if 0 OFFSET(HOST_SC_ORIG_RAX, sigcontext, orig_rax); OFFSET(HOST_SC_DS, sigcontext, ds); OFFSET(HOST_SC_ES, sigcontext, es); OFFSET(HOST_SC_SS, sigcontext, ss); #endif DEFINE_LONGS(HOST_FRAME_SIZE, FRAME_SIZE); DEFINE(HOST_FP_SIZE, sizeof(struct _fpstate) / sizeof(unsigned long)); DEFINE(HOST_XFP_SIZE, 0); DEFINE_LONGS(HOST_RBX, RBX); DEFINE_LONGS(HOST_RCX, RCX); DEFINE_LONGS(HOST_RDI, RDI); DEFINE_LONGS(HOST_RSI, RSI); DEFINE_LONGS(HOST_RDX, RDX); DEFINE_LONGS(HOST_RBP, RBP); DEFINE_LONGS(HOST_RAX, RAX); DEFINE_LONGS(HOST_R8, R8); DEFINE_LONGS(HOST_R9, R9); DEFINE_LONGS(HOST_R10, R10); DEFINE_LONGS(HOST_R11, R11); DEFINE_LONGS(HOST_R12, R12); DEFINE_LONGS(HOST_R13, R13); DEFINE_LONGS(HOST_R14, R14); DEFINE_LONGS(HOST_R15, R15); DEFINE_LONGS(HOST_ORIG_RAX, ORIG_RAX); DEFINE_LONGS(HOST_CS, CS); DEFINE_LONGS(HOST_SS, SS); DEFINE_LONGS(HOST_EFLAGS, EFLAGS); #if 0 DEFINE_LONGS(HOST_FS, FS); DEFINE_LONGS(HOST_GS, GS); DEFINE_LONGS(HOST_DS, DS); DEFINE_LONGS(HOST_ES, ES); #endif DEFINE_LONGS(HOST_IP, RIP); DEFINE_LONGS(HOST_SP, RSP); DEFINE(UM_FRAME_SIZE, sizeof(struct user_regs_struct)); /* XXX Duplicated between i386 and x86_64 */ DEFINE(UM_POLLIN, POLLIN); DEFINE(UM_POLLPRI, POLLPRI); DEFINE(UM_POLLOUT, POLLOUT); } |