CONTEXT

pub const CONTEXT = switch (native_arch)

File

Code

pub const CONTEXT = switch (native_arch) {
    .x86 => extern struct {
        ContextFlags: DWORD,
        Dr0: DWORD,
        Dr1: DWORD,
        Dr2: DWORD,
        Dr3: DWORD,
        Dr6: DWORD,
        Dr7: DWORD,
        FloatSave: FLOATING_SAVE_AREA,
        SegGs: DWORD,
        SegFs: DWORD,
        SegEs: DWORD,
        SegDs: DWORD,
        Edi: DWORD,
        Esi: DWORD,
        Ebx: DWORD,
        Edx: DWORD,
        Ecx: DWORD,
        Eax: DWORD,
        Ebp: DWORD,
        Eip: DWORD,
        SegCs: DWORD,
        EFlags: DWORD,
        Esp: DWORD,
        SegSs: DWORD,
        ExtendedRegisters: [512]BYTE,

        pub fn getRegs(ctx: *const CONTEXT) struct { bp: usize, ip: usize, sp: usize } {
            return .{ .bp = ctx.Ebp, .ip = ctx.Eip, .sp = ctx.Esp };
        }
    },
    .x86_64 => extern struct {
        P1Home: DWORD64 align(16),
        P2Home: DWORD64,
        P3Home: DWORD64,
        P4Home: DWORD64,
        P5Home: DWORD64,
        P6Home: DWORD64,
        ContextFlags: DWORD,
        MxCsr: DWORD,
        SegCs: WORD,
        SegDs: WORD,
        SegEs: WORD,
        SegFs: WORD,
        SegGs: WORD,
        SegSs: WORD,
        EFlags: DWORD,
        Dr0: DWORD64,
        Dr1: DWORD64,
        Dr2: DWORD64,
        Dr3: DWORD64,
        Dr6: DWORD64,
        Dr7: DWORD64,
        Rax: DWORD64,
        Rcx: DWORD64,
        Rdx: DWORD64,
        Rbx: DWORD64,
        Rsp: DWORD64,
        Rbp: DWORD64,
        Rsi: DWORD64,
        Rdi: DWORD64,
        R8: DWORD64,
        R9: DWORD64,
        R10: DWORD64,
        R11: DWORD64,
        R12: DWORD64,
        R13: DWORD64,
        R14: DWORD64,
        R15: DWORD64,
        Rip: DWORD64,
        DUMMYUNIONNAME: extern union {
            FltSave: XMM_SAVE_AREA32,
            FloatSave: XMM_SAVE_AREA32,
            DUMMYSTRUCTNAME: extern struct {
                Header: [2]M128A,
                Legacy: [8]M128A,
                Xmm0: M128A,
                Xmm1: M128A,
                Xmm2: M128A,
                Xmm3: M128A,
                Xmm4: M128A,
                Xmm5: M128A,
                Xmm6: M128A,
                Xmm7: M128A,
                Xmm8: M128A,
                Xmm9: M128A,
                Xmm10: M128A,
                Xmm11: M128A,
                Xmm12: M128A,
                Xmm13: M128A,
                Xmm14: M128A,
                Xmm15: M128A,
            },
        },
        VectorRegister: [26]M128A,
        VectorControl: DWORD64,
        DebugControl: DWORD64,
        LastBranchToRip: DWORD64,
        LastBranchFromRip: DWORD64,
        LastExceptionToRip: DWORD64,
        LastExceptionFromRip: DWORD64,

        pub fn getRegs(ctx: *const CONTEXT) struct { bp: usize, ip: usize, sp: usize } {
            return .{ .bp = ctx.Rbp, .ip = ctx.Rip, .sp = ctx.Rsp };
        }

        pub fn setIp(ctx: *CONTEXT, ip: usize) void {
            ctx.Rip = ip;
        }

        pub fn setSp(ctx: *CONTEXT, sp: usize) void {
            ctx.Rsp = sp;
        }
    },
    .thumb => extern struct {
        ContextFlags: ULONG,
        R0: ULONG,
        R1: ULONG,
        R2: ULONG,
        R3: ULONG,
        R4: ULONG,
        R5: ULONG,
        R6: ULONG,
        R7: ULONG,
        R8: ULONG,
        R9: ULONG,
        R10: ULONG,
        R11: ULONG,
        R12: ULONG,
        Sp: ULONG,
        Lr: ULONG,
        Pc: ULONG,
        Cpsr: ULONG,
        Fpcsr: ULONG,
        Padding: ULONG,
        DUMMYUNIONNAME: extern union {
            Q: [16]NEON128,
            D: [32]ULONGLONG,
            S: [32]ULONG,
        },
        Bvr: [8]ULONG,
        Bcr: [8]ULONG,
        Wvr: [1]ULONG,
        Wcr: [1]ULONG,
        Padding2: [2]ULONG,

        pub fn getRegs(ctx: *const CONTEXT) struct { bp: usize, ip: usize, sp: usize } {
            return .{
                .bp = ctx.DUMMYUNIONNAME.S[11],
                .ip = ctx.Pc,
                .sp = ctx.Sp,
            };
        }

        pub fn setIp(ctx: *CONTEXT, ip: usize) void {
            ctx.Pc = ip;
        }

        pub fn setSp(ctx: *CONTEXT, sp: usize) void {
            ctx.Sp = sp;
        }
    },
    .aarch64 => extern struct {
        ContextFlags: ULONG align(16),
        Cpsr: ULONG,
        DUMMYUNIONNAME: extern union {
            DUMMYSTRUCTNAME: extern struct {
                X0: DWORD64,
                X1: DWORD64,
                X2: DWORD64,
                X3: DWORD64,
                X4: DWORD64,
                X5: DWORD64,
                X6: DWORD64,
                X7: DWORD64,
                X8: DWORD64,
                X9: DWORD64,
                X10: DWORD64,
                X11: DWORD64,
                X12: DWORD64,
                X13: DWORD64,
                X14: DWORD64,
                X15: DWORD64,
                X16: DWORD64,
                X17: DWORD64,
                X18: DWORD64,
                X19: DWORD64,
                X20: DWORD64,
                X21: DWORD64,
                X22: DWORD64,
                X23: DWORD64,
                X24: DWORD64,
                X25: DWORD64,
                X26: DWORD64,
                X27: DWORD64,
                X28: DWORD64,
                Fp: DWORD64,
                Lr: DWORD64,
            },
            X: [31]DWORD64,
        },
        Sp: DWORD64,
        Pc: DWORD64,
        V: [32]NEON128,
        Fpcr: DWORD,
        Fpsr: DWORD,
        Bcr: [8]DWORD,
        Bvr: [8]DWORD64,
        Wcr: [2]DWORD,
        Wvr: [2]DWORD64,

        pub fn getRegs(ctx: *const CONTEXT) struct { bp: usize, ip: usize, sp: usize } {
            return .{
                .bp = ctx.DUMMYUNIONNAME.DUMMYSTRUCTNAME.Fp,
                .ip = ctx.Pc,
                .sp = ctx.Sp,
            };
        }

        pub fn setIp(ctx: *CONTEXT, ip: usize) void {
            ctx.Pc = ip;
        }

        pub fn setSp(ctx: *CONTEXT, sp: usize) void {
            ctx.Sp = sp;
        }
    },
    else => @compileError("CONTEXT is not defined for this architecture"),
}