72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_X86_USER32_H
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#define _ASM_X86_USER32_H
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/* IA32 compatible user structures for ptrace.
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* These should be used for 32bit coredumps too. */
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struct user_i387_ia32_struct {
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u32 cwd;
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u32 swd;
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u32 twd;
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u32 fip;
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u32 fcs;
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u32 foo;
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u32 fos;
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u32 st_space[20]; /* 8*10 bytes for each FP-reg = 80 bytes */
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};
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/* FSAVE frame with extensions */
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struct user32_fxsr_struct {
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unsigned short cwd;
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unsigned short swd;
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unsigned short twd; /* not compatible to 64bit twd */
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unsigned short fop;
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int fip;
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int fcs;
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int foo;
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int fos;
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int mxcsr;
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int reserved;
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int st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */
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int xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */
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int padding[56];
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};
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struct user_regs_struct32 {
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__u32 ebx, ecx, edx, esi, edi, ebp, eax;
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unsigned short ds, __ds, es, __es;
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unsigned short fs, __fs, gs, __gs;
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__u32 orig_eax, eip;
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unsigned short cs, __cs;
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__u32 eflags, esp;
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unsigned short ss, __ss;
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};
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struct user32 {
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struct user_regs_struct32 regs; /* Where the registers are actually stored */
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int u_fpvalid; /* True if math co-processor being used. */
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/* for this mess. Not yet used. */
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struct user_i387_ia32_struct i387; /* Math Co-processor registers. */
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/* The rest of this junk is to help gdb figure out what goes where */
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__u32 u_tsize; /* Text segment size (pages). */
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__u32 u_dsize; /* Data segment size (pages). */
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__u32 u_ssize; /* Stack segment size (pages). */
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__u32 start_code; /* Starting virtual address of text. */
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__u32 start_stack; /* Starting virtual address of stack area.
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This is actually the bottom of the stack,
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the top of the stack is always found in the
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esp register. */
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__u32 signal; /* Signal that caused the core dump. */
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int reserved; /* No __u32er used */
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__u32 u_ar0; /* Used by gdb to help find the values for */
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/* the registers. */
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__u32 u_fpstate; /* Math Co-processor pointer. */
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__u32 magic; /* To uniquely identify a core file */
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char u_comm[32]; /* User command that was responsible */
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int u_debugreg[8];
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};
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#endif /* _ASM_X86_USER32_H */
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