linux-2.6.15.6
源代码在线查看: elfcore32.h
/* * IA-32 ELF core dump support. * * Copyright (C) 2003 Arun Sharma * * Derived from the x86_64 version */ #ifndef _ELFCORE32_H_ #define _ELFCORE32_H_ #include #include #define USE_ELF_CORE_DUMP 1 /* Override elfcore.h */ #define _LINUX_ELFCORE_H 1 typedef unsigned int elf_greg_t; #define ELF_NGREG (sizeof (struct user_regs_struct32) / sizeof(elf_greg_t)) typedef elf_greg_t elf_gregset_t[ELF_NGREG]; typedef struct ia32_user_i387_struct elf_fpregset_t; typedef struct ia32_user_fxsr_struct elf_fpxregset_t; struct elf_siginfo { int si_signo; /* signal number */ int si_code; /* extra code */ int si_errno; /* errno */ }; #define jiffies_to_timeval(a,b) do { (b)->tv_usec = 0; (b)->tv_sec = (a)/HZ; }while(0) struct elf_prstatus { struct elf_siginfo pr_info; /* Info associated with signal */ short pr_cursig; /* Current signal */ unsigned int pr_sigpend; /* Set of pending signals */ unsigned int pr_sighold; /* Set of held signals */ pid_t pr_pid; pid_t pr_ppid; pid_t pr_pgrp; pid_t pr_sid; struct compat_timeval pr_utime; /* User time */ struct compat_timeval pr_stime; /* System time */ struct compat_timeval pr_cutime; /* Cumulative user time */ struct compat_timeval pr_cstime; /* Cumulative system time */ elf_gregset_t pr_reg; /* GP registers */ int pr_fpvalid; /* True if math co-processor being used. */ }; #define ELF_PRARGSZ (80) /* Number of chars for args */ struct elf_prpsinfo { char pr_state; /* numeric process state */ char pr_sname; /* char for pr_state */ char pr_zomb; /* zombie */ char pr_nice; /* nice val */ unsigned int pr_flag; /* flags */ __u16 pr_uid; __u16 pr_gid; pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid; /* Lots missing */ char pr_fname[16]; /* filename of executable */ char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */ }; #define ELF_CORE_COPY_REGS(pr_reg, regs) \ pr_reg[0] = regs->r11; \ pr_reg[1] = regs->r9; \ pr_reg[2] = regs->r10; \ pr_reg[3] = regs->r14; \ pr_reg[4] = regs->r15; \ pr_reg[5] = regs->r13; \ pr_reg[6] = regs->r8; \ pr_reg[7] = regs->r16 & 0xffff; \ pr_reg[8] = (regs->r16 >> 16) & 0xffff; \ pr_reg[9] = (regs->r16 >> 32) & 0xffff; \ pr_reg[10] = (regs->r16 >> 48) & 0xffff; \ pr_reg[11] = regs->r1; \ pr_reg[12] = regs->cr_iip; \ pr_reg[13] = regs->r17 & 0xffff; \ pr_reg[14] = ia64_getreg(_IA64_REG_AR_EFLAG); \ pr_reg[15] = regs->r12; \ pr_reg[16] = (regs->r17 >> 16) & 0xffff; static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs) { ELF_CORE_COPY_REGS((*elfregs), regs) } static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs) { struct pt_regs *pp = ia64_task_regs(t); ELF_CORE_COPY_REGS((*elfregs), pp); return 1; } static inline int elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpregset_t *fpu) { struct ia32_user_i387_struct *fpstate = (void*)fpu; mm_segment_t old_fs; if (!tsk_used_math(tsk)) return 0; old_fs = get_fs(); set_fs(KERNEL_DS); save_ia32_fpstate(tsk, (struct ia32_user_i387_struct __user *) fpstate); set_fs(old_fs); return 1; } #define ELF_CORE_COPY_XFPREGS 1 static inline int elf_core_copy_task_xfpregs(struct task_struct *tsk, elf_fpxregset_t *xfpu) { struct ia32_user_fxsr_struct *fpxstate = (void*) xfpu; mm_segment_t old_fs; if (!tsk_used_math(tsk)) return 0; old_fs = get_fs(); set_fs(KERNEL_DS); save_ia32_fpxstate(tsk, (struct ia32_user_fxsr_struct __user *) fpxstate); set_fs(old_fs); return 1; } #endif /* _ELFCORE32_H_ */