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@@ -9,14 +9,19 @@
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* ntdll.dll NtWriteFile、RtlNtStatusToDosError
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* bcryptprimitives.dll ProcessPrng (rdtsc xorshift)
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* api-ms-win-core-synch-l1-2-0.dll WaitOnAddress、WakeByAddress (futex 桩)
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* user32.dll 窗口类、窗口、消息泵 (PS/2 键盘轮询)、DefWindowProc
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* user32.dll 窗口类、窗口、消息泵 (PS/2 键盘+AUX 鼠标轮询)、DefWindowProc
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* gdi32.dll 内存 DC、DIBSection、BitBlt 到 Limine 帧缓冲
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*
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* 窗口模型:单顶层窗口 (固定伪句柄),GetDC 返回窗口 DC,
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* BitBlt(窗口 DC, ...) 把 DIB 后台缓冲按窗口原点拷入帧缓冲.
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* 消息泵:PeekMessageW 轮询 PS/2 键盘 (0x64/0x60),生成
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* WM_KEYDOWN、WM_KEYUP、WM_CHAR;Esc 额外合成 WM_CLOSE (无鼠标环境的
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* 唯一退出途径).鼠标字节 (状态位 0x20) 直接丢弃.
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* 消息泵:PeekMessageW 轮询 PS/2 (0x64/0x60),按状态位 0x20 分流键盘/鼠标:
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* 键盘 -> WM_KEYDOWN、WM_KEYUP、WM_CHAR;Esc 额外合成 WM_CLOSE;
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* 鼠标 -> 3 字节包解码(同步位/溢出防御),坐标钳位到帧缓冲,
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* 边沿生成 WM_MOUSEMOVE 与 WM_xBUTTONDOWN/WM_xBUTTONUP 系列.
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* 软件光标:BitBlt 上屏后在光标坐标叠画 12x12 箭头(黑边白心),
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* 下一帧 BitBlt 自动覆盖旧光标,无需保存/恢复背景.
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* 鼠标初始化:on-demand(首次轮询时),AUX 启用 + 0xF4 数据报告,
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* 全程超时保护,单步失败只记日志并禁用鼠标,绝不阻塞.
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*/
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#include "pe_shim.h"
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@@ -45,16 +50,39 @@ static int g_exit_jmp_set;
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static u64 g_exit_code;
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static const char *g_cmdline = "";
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/* ===== BUG-20260801-007: PE32 guest→host 指针转换 =====
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* PE32 解释器路径下,fn64 回退 shim 收到的指针参数是 32 位 guest VA
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* (相对解释器 mem 基址的偏移),直接当 host 指针解引用 → 低地址 #PF
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* → 三重故障(定案证据:#PF RIP 落在 shim_printf 体内解引用 0x401017)。
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* x86emu32 执行前经 pe_shim_set_emu_base() 设置 mem 基址,各 shim 在
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* **指针解引用点**经 gp() 转换(不在参数入口盲目转换——退出码/长度等
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* 小整数参数会被误转)。阈值 0x10000000 与 pe_service.c 解释器地址
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* 空间上限一致;shim 伪句柄(0x10000001+)与负值句柄天然豁免。
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* 原生 PE32+ 路径 g_emu_mem_base 恒为 0,gp() 恒等映射,零影响。 */
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static u64 g_emu_mem_base = 0;
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void pe_shim_set_emu_base(u64 base) { g_emu_mem_base = base; }
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static inline u64 gp(u64 va) {
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if (g_emu_mem_base && va && va < 0x10000000ULL)
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return g_emu_mem_base + va;
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return va;
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}
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void pe_shim_init(const char *cmdline) {
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g_cmdline = cmdline ? cmdline : "";
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g_exit_jmp_set = 0;
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g_exit_code = 0;
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g_emu_mem_base = 0; /* BUG-007: 默认非解释器上下文(原生路径恒等映射) */
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}
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/* pe_run 调用:保存上下文,返回 0 = 首次(继续执行),1 = ExitProcess 触发 */
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int pe_shim_setup_exit(void) {
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/* 返回 ExitProcess longjmp 目标 jmpbuf(见 pe_shim.h 的 BUG-006 说明).
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* 本函数只提供缓冲区并重置退出状态;__builtin_setjmp 由调用方
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* (pe_service_run 本体)直接执行,确保 setjmp 帧在 PE 执行全程存活. */
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void **pe_shim_exit_jmpbuf(void) {
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g_exit_jmp_set = 1;
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return __builtin_setjmp(g_exit_jmp);
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g_exit_code = 0;
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return g_exit_jmp;
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}
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void pe_shim_exit_process(u64 exit_code) {
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@@ -81,7 +109,18 @@ u64 pe_shim_unimpl_stub(void) {
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}
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/* ===== 串口/帧缓冲输出(shim 内部复用) ===== */
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/* 单次输出长度上限:防御 PE 侧传野 (buf,len)(如 panic 递归中损坏的
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* String)把半个地址空间倒进串口并踩穿未映射页(#PF).正常日志远远
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* 低于此值;截断时留锚点便于定位. */
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#define SHIM_OUTPUT_MAX (1ULL * 1024ULL * 1024ULL)
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static void shim_output(const char *s, u64 len) {
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if (len > SHIM_OUTPUT_MAX) {
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log_error("[shim] output len clamped");
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log_hex64("[shim] output buf=", (u64)s);
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log_hex64("[shim] output len=", len);
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len = SHIM_OUTPUT_MAX;
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}
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for (u64 i = 0; i < len; i++) {
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serial_putc(s[i]);
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}
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@@ -115,10 +154,11 @@ static u64 __attribute__((ms_abi)) shim_WriteFile(u64 handle, u64 buffer, u64 le
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u64 bytes_written_ptr, u64 overlapped) {
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(void)overlapped;
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if (handle == SHIM_STDOUT_HANDLE || handle == SHIM_STDERR_HANDLE) {
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const char *buf = (const char *)buffer;
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const char *buf = (const char *)gp(buffer);
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shim_output(buf, length);
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/* lpNumberOfBytesWritten 是 DWORD*(4 字节),不能按 u64 写 */
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if (bytes_written_ptr) *(u32 *)bytes_written_ptr = (u32)length;
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u64 bwp = gp(bytes_written_ptr);
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if (bwp) *(u32 *)bwp = (u32)length;
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return 1; /* TRUE */
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}
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return 0;
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@@ -127,8 +167,9 @@ static u64 __attribute__((ms_abi)) shim_WriteFile(u64 handle, u64 buffer, u64 le
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static u64 __attribute__((ms_abi)) shim_ReadFile(u64 handle, u64 buffer, u64 max_length,
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u64 bytes_read_ptr, u64 overlapped) {
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(void)handle; (void)buffer; (void)max_length; (void)overlapped;
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/* 暂不支持输入读取 */
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if (bytes_read_ptr) *(u64 *)bytes_read_ptr = 0;
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/* 暂不支持输入读取;lpNumberOfBytesRead 同为 DWORD*(4 字节) */
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u64 brp = gp(bytes_read_ptr);
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if (brp) *(u32 *)brp = 0;
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return 1;
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}
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@@ -163,12 +204,13 @@ static u64 __attribute__((ms_abi)) shim_HeapAlloc(u64 heap, u64 flags, u64 size)
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}
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static u64 __attribute__((ms_abi)) shim_HeapFree(u64 heap, u64 flags, u64 ptr) {
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(void)heap; (void)flags;
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shim_heap_free((void *)ptr);
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/* gp():PE32 野指针收束进 guest 沙盒,避免低地址 host 解引用 */
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shim_heap_free((void *)gp(ptr));
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return 1;
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}
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static u64 __attribute__((ms_abi)) shim_HeapReAlloc(u64 heap, u64 flags, u64 ptr, u64 size) {
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(void)heap; (void)flags;
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return (u64)shim_heap_realloc((void *)ptr, size);
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return (u64)shim_heap_realloc((void *)gp(ptr), size);
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}
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static u64 __attribute__((ms_abi)) shim_GetProcessHeap(void) {
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return 0x10000010;
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@@ -216,7 +258,7 @@ static void shim_msvcrt_output(const char *s) {
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static u64 __attribute__((ms_abi)) shim_printf(u64 fmt, u64 a1, u64 a2, u64 a3) {
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/* 可变参数:MS x64 ABI 下 a1-a3 在 RDX/R8/R9,更多参数在栈上.
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* 简化处理:只处理前 3 个参数. */
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const char *f = (const char *)fmt;
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const char *f = (const char *)gp(fmt);
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u64 args[3] = {a1, a2, a3};
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int argi = 0;
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char outbuf[512];
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@@ -226,7 +268,7 @@ static u64 __attribute__((ms_abi)) shim_printf(u64 fmt, u64 a1, u64 a2, u64 a3)
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i++;
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switch (f[i]) {
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case 's': {
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const char *s = (const char *)(args[argi++ & 3]);
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const char *s = (const char *)gp(args[argi++ & 3]);
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if (s) while (*s && oi < 510) outbuf[oi++] = *s++;
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break;
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}
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@@ -272,7 +314,7 @@ static u64 __attribute__((ms_abi)) shim_printf(u64 fmt, u64 a1, u64 a2, u64 a3)
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}
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static u64 __attribute__((ms_abi)) shim_puts(u64 str) {
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const char *s = (const char *)str;
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const char *s = (const char *)gp(str);
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shim_msvcrt_output(s);
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shim_msvcrt_output("\n");
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return 0;
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@@ -292,9 +334,9 @@ static u64 __attribute__((ms_abi)) shim_calloc(u64 count, u64 size) {
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if (p) for (u64 i = 0; i < total; i++) p[i] = 0;
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return (u64)p;
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}
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static u64 __attribute__((ms_abi)) shim_free(u64 ptr) { shim_heap_free((void *)ptr); return 0; }
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static u64 __attribute__((ms_abi)) shim_free(u64 ptr) { shim_heap_free((void *)gp(ptr)); return 0; }
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static u64 __attribute__((ms_abi)) shim_realloc(u64 ptr, u64 size) {
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return (u64)shim_heap_realloc((void *)ptr, size);
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return (u64)shim_heap_realloc((void *)gp(ptr), size);
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}
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static u64 __attribute__((ms_abi)) shim_exit(u64 code) {
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pe_shim_exit_process(code);
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@@ -302,38 +344,38 @@ static u64 __attribute__((ms_abi)) shim_exit(u64 code) {
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}
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static u64 __attribute__((ms_abi)) shim_memcpy(u64 dst, u64 src, u64 n) {
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u8 *d = (u8 *)dst; const u8 *s = (const u8 *)src;
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u8 *d = (u8 *)gp(dst); const u8 *s = (const u8 *)gp(src);
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for (u64 i = 0; i < n; i++) d[i] = s[i];
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return dst;
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}
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static u64 __attribute__((ms_abi)) shim_memset(u64 dst, u64 val, u64 n) {
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u8 *d = (u8 *)dst; u8 v = (u8)(val & 0xFF);
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u8 *d = (u8 *)gp(dst); u8 v = (u8)(val & 0xFF);
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for (u64 i = 0; i < n; i++) d[i] = v;
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return dst;
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}
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static u64 __attribute__((ms_abi)) shim_memmove(u64 dst, u64 src, u64 n) {
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u8 *d = (u8 *)dst; const u8 *s = (const u8 *)src;
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u8 *d = (u8 *)gp(dst); const u8 *s = (const u8 *)gp(src);
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if (d < s) { for (u64 i = 0; i < n; i++) d[i] = s[i]; }
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else { for (u64 i = n; i > 0; i--) d[i-1] = s[i-1]; }
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return dst;
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}
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static u64 __attribute__((ms_abi)) shim_strlen(u64 str) {
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const char *s = (const char *)str;
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const char *s = (const char *)gp(str);
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u64 n = 0; while (s[n]) n++; return n;
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}
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static u64 __attribute__((ms_abi)) shim_strcmp(u64 a, u64 b) {
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const char *pa = (const char *)a; const char *pb = (const char *)b;
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const char *pa = (const char *)gp(a); const char *pb = (const char *)gp(b);
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while (*pa && *pa == *pb) { pa++; pb++; }
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return (u64)(i64)(*pa - *pb);
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}
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static u64 __attribute__((ms_abi)) shim_strcpy(u64 dst, u64 src) {
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char *d = (char *)dst; const char *s = (const char *)src;
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char *d = (char *)gp(dst); const char *s = (const char *)gp(src);
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while (*s) *d++ = *s++;
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*d = 0;
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return dst;
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}
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static u64 __attribute__((ms_abi)) shim_strncmp(u64 a, u64 b, u64 n) {
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const char *pa = (const char *)a; const char *pb = (const char *)b;
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const char *pa = (const char *)gp(a); const char *pb = (const char *)gp(b);
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for (u64 i = 0; i < n; i++) {
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if (pa[i] != pb[i]) return (u64)(i64)(pa[i] - pb[i]);
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if (pa[i] == 0) return 0;
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@@ -343,12 +385,12 @@ static u64 __attribute__((ms_abi)) shim_strncmp(u64 a, u64 b, u64 n) {
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static u64 __attribute__((ms_abi)) shim_fwrite(u64 ptr, u64 size, u64 nmemb, u64 stream) {
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(void)stream;
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u64 total = size * nmemb;
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shim_output((const char *)ptr, total);
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shim_output((const char *)gp(ptr), total);
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return nmemb;
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}
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static u64 __attribute__((ms_abi)) shim_fputs(u64 str, u64 stream) {
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(void)stream;
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shim_output_str((const char *)str);
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shim_output_str((const char *)gp(str));
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return 0;
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}
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static u64 __attribute__((ms_abi)) shim_fputc(u64 ch, u64 stream) {
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@@ -372,11 +414,23 @@ static u64 __attribute__((ms_abi)) shim_initterm_e(u64 start, u64 end) {
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*
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* Rust std 的 GlobalAlloc 走 GetProcessHeap/HeapAlloc/HeapReAlloc/
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* HeapFree.arena 只增不减,GUI 主循环每帧的 Vec 分配会耗尽内存,
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* 因此 shim 从 arena carve 一块 8MB 区域自行管理:
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* 32B 块头 {size,used,next_free,pad},首次适应 + 分割 + 前向合并.
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* 因此 shim 从 arena carve 一块 32MB 区域自行管理:
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* 32B 块头 {size,used,next_free,pad},首次适应 + 分割.
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*
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* 合并策略(2026-08-02 修复):空闲链表按地址升序维护,free 时做
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* 前向 + 后向双向合并.旧实现是 LIFO 头插 + 仅前向合并,egui 每帧
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* 内部存在非 LIFO 的 alloc/free 序列,物理相邻的空闲块永远无法
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* 后向合并,堆逐渐碎成小片,实测 ~27KB/帧的速度劣化,第 ~1200 帧
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* (BitBlt frames=0x4b0)连 0x2a80 的连续块都分不出而 OOM,随后
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* Rust panic 递归损坏 String,NtWriteFile 野性转储 55MB 踩穿
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* 未映射页 #PF(rip=shim_NtWriteFile+0x30).地址有序空闲链表使
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* "物理相邻"等价于"链相邻",前后向合并即可完备回收.
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*
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* (egui 字体 + 每帧 tessellation 缓冲实测 8MB 会在第 3 帧 OOM,扩到 32MB;
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* arena 总 64MB,PE 镜像~3MB + 栈 1MB + DIB ~6MB,余量充足.)
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* ========================================================== */
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#define SHIM_HEAP_BYTES (8ULL * 1024ULL * 1024ULL)
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#define SHIM_HEAP_BYTES (32ULL * 1024ULL * 1024ULL)
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#define HEAP_HDR 32
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typedef struct heap_blk {
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@@ -388,6 +442,7 @@ typedef struct heap_blk {
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static u8 *g_heap_region;
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static heap_blk *g_heap_free_head;
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static u64 g_heap_live; /* 已分配字节合计(诊断:区分真泄漏与碎片化) */
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static void shim_heap_init_once(void) {
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if (g_heap_region) return;
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@@ -404,57 +459,88 @@ static void shim_heap_init_once(void) {
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g_heap_free_head = b;
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}
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/* 大/小块阈值:egui 长寿命缓存块多为几十字节,每帧 tessellation 等
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* 瞬态缓冲为 10-30KB.大块专取地址最高的适配块,使顶部连续区域免于
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* 被小长寿块钉碎(实测无此策略时 2400 帧后 29.9MB 空闲碎成 6 万个
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|
|
* 平均 500B 的片,free_max 只剩 10.2KB,10.8KB 请求即 OOM). */
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|
|
#define SHIM_HEAP_LARGE 2048ULL
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static void *shim_heap_alloc(u64 size) {
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shim_heap_init_once();
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|
|
if (!g_heap_region) return 0;
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if (size == 0) size = 16;
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size = (size + 15) & ~15ULL;
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|
|
heap_blk *prev = 0, *b = g_heap_free_head;
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|
|
while (b) {
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|
if (b->size >= size) {
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if (prev) prev->next_free = b->next_free;
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|
else g_heap_free_head = (heap_blk *)b->next_free;
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|
|
/* 剩余足够再分一块则分割 */
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|
|
if (b->size >= size + HEAP_HDR + 16) {
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|
|
heap_blk *nb = (heap_blk *)((u8 *)b + HEAP_HDR + size);
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|
|
nb->size = b->size - size - HEAP_HDR;
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|
|
nb->used = 0;
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|
|
nb->pad = 0;
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|
|
nb->next_free = (u64)g_heap_free_head;
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|
|
g_heap_free_head = nb;
|
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|
|
b->size = size;
|
|
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|
|
}
|
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|
|
b->used = 1;
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|
|
b->next_free = 0;
|
|
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|
|
return (u8 *)b + HEAP_HDR;
|
|
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|
|
heap_blk *cand = 0, *cand_prev = 0;
|
|
|
|
|
if (size < SHIM_HEAP_LARGE) {
|
|
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|
|
/* 小块:首次适应(低地址优先)填碎洞,保护顶部大区域 */
|
|
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|
|
while (b) {
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|
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|
|
if (b->size >= size) { cand = b; cand_prev = prev; break; }
|
|
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|
|
prev = b; b = (heap_blk *)b->next_free;
|
|
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|
|
}
|
|
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|
|
prev = b;
|
|
|
|
|
b = (heap_blk *)b->next_free;
|
|
|
|
|
} else {
|
|
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|
|
/* 大块:取地址最高的适配块(地址有序链,最后一个适配者) */
|
|
|
|
|
while (b) {
|
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|
|
if (b->size >= size) { cand = b; cand_prev = prev; }
|
|
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|
|
prev = b; b = (heap_blk *)b->next_free;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
b = cand; prev = cand_prev;
|
|
|
|
|
if (b) {
|
|
|
|
|
/* 摘除 b;分割时余量 nb 占据 b 原链位即可保持地址有序
|
|
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|
|
* (nb=b+HEAP_HDR+size < 原后继:后继不与 b 重叠 => 后继>=b 块尾 > nb) */
|
|
|
|
|
if (prev) prev->next_free = b->next_free;
|
|
|
|
|
else g_heap_free_head = (heap_blk *)b->next_free;
|
|
|
|
|
if (b->size >= size + HEAP_HDR + 16) {
|
|
|
|
|
heap_blk *nb = (heap_blk *)((u8 *)b + HEAP_HDR + size);
|
|
|
|
|
nb->size = b->size - size - HEAP_HDR;
|
|
|
|
|
nb->used = 0;
|
|
|
|
|
nb->pad = 0;
|
|
|
|
|
nb->next_free = b->next_free;
|
|
|
|
|
if (prev) prev->next_free = (u64)nb;
|
|
|
|
|
else g_heap_free_head = nb;
|
|
|
|
|
b->size = size;
|
|
|
|
|
}
|
|
|
|
|
b->used = 1;
|
|
|
|
|
b->next_free = 0;
|
|
|
|
|
g_heap_live += b->size;
|
|
|
|
|
return (u8 *)b + HEAP_HDR;
|
|
|
|
|
}
|
|
|
|
|
/* OOM 诊断:live 持续增长=真泄漏;live 平稳而 free_max 萎缩=碎片化 */
|
|
|
|
|
u64 ft = 0, fm = 0, fc = 0;
|
|
|
|
|
for (heap_blk *f = g_heap_free_head; f; f = (heap_blk *)f->next_free) {
|
|
|
|
|
ft += f->size; if (f->size > fm) fm = f->size; fc++;
|
|
|
|
|
}
|
|
|
|
|
log_error("[shim] heap OOM");
|
|
|
|
|
log_hex64("[shim] heap req=", size);
|
|
|
|
|
log_hex64("[shim] heap live=", g_heap_live);
|
|
|
|
|
log_hex64("[shim] heap free_total=", ft);
|
|
|
|
|
log_hex64("[shim] heap free_max=", fm);
|
|
|
|
|
log_hex64("[shim] heap free_blocks=", fc);
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void shim_heap_free(void *ptr) {
|
|
|
|
|
if (!ptr) return;
|
|
|
|
|
heap_blk *b = (heap_blk *)((u8 *)ptr - HEAP_HDR);
|
|
|
|
|
g_heap_live -= b->size;
|
|
|
|
|
b->used = 0;
|
|
|
|
|
/* 前向合并:物理下一块若空闲则吸收 */
|
|
|
|
|
heap_blk *nb = (heap_blk *)((u8 *)b + HEAP_HDR + b->size);
|
|
|
|
|
if ((u8 *)nb >= g_heap_region && (u8 *)nb < g_heap_region + SHIM_HEAP_BYTES
|
|
|
|
|
&& !nb->used && nb->size) {
|
|
|
|
|
/* 从空闲链摘除 nb */
|
|
|
|
|
heap_blk *prev = 0, *x = g_heap_free_head;
|
|
|
|
|
while (x && x != nb) { prev = x; x = (heap_blk *)x->next_free; }
|
|
|
|
|
if (x == nb) {
|
|
|
|
|
if (prev) prev->next_free = nb->next_free;
|
|
|
|
|
else g_heap_free_head = (heap_blk *)nb->next_free;
|
|
|
|
|
b->size += HEAP_HDR + nb->size;
|
|
|
|
|
}
|
|
|
|
|
/* 地址升序插入空闲链表:prev < b < x(x 可为 0 表尾) */
|
|
|
|
|
heap_blk *prev = 0, *x = g_heap_free_head;
|
|
|
|
|
while (x && x < b) { prev = x; x = (heap_blk *)x->next_free; }
|
|
|
|
|
b->next_free = (u64)x;
|
|
|
|
|
if (prev) prev->next_free = (u64)b;
|
|
|
|
|
else g_heap_free_head = b;
|
|
|
|
|
/* 前向合并:x 与 b 物理相邻则吸收(地址有序 => 物理相邻即链相邻) */
|
|
|
|
|
if (x && (u8 *)b + HEAP_HDR + b->size == (u8 *)x) {
|
|
|
|
|
b->size += HEAP_HDR + x->size;
|
|
|
|
|
b->next_free = x->next_free;
|
|
|
|
|
}
|
|
|
|
|
/* 后向合并:prev 与 b 物理相邻则把 b 并入 prev */
|
|
|
|
|
if (prev && (u8 *)prev + HEAP_HDR + prev->size == (u8 *)b) {
|
|
|
|
|
prev->size += HEAP_HDR + b->size;
|
|
|
|
|
prev->next_free = b->next_free;
|
|
|
|
|
}
|
|
|
|
|
b->next_free = (u64)g_heap_free_head;
|
|
|
|
|
g_heap_free_head = b;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void *shim_heap_realloc(void *ptr, u64 size) {
|
|
|
|
@@ -503,11 +589,13 @@ static void shim_tsc_init(void) {
|
|
|
|
|
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_QueryPerformanceFrequency(u64 freq_ptr) {
|
|
|
|
|
shim_tsc_init();
|
|
|
|
|
freq_ptr = gp(freq_ptr);
|
|
|
|
|
if (freq_ptr) *(u64 *)freq_ptr = g_tsc_per_ms * 1000;
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_QueryPerformanceCounter(u64 count_ptr) {
|
|
|
|
|
shim_tsc_init();
|
|
|
|
|
count_ptr = gp(count_ptr);
|
|
|
|
|
if (count_ptr) *(u64 *)count_ptr = shim_rdtsc();
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
@@ -524,6 +612,7 @@ static u64 __attribute__((ms_abi)) shim_Sleep(u64 ms) {
|
|
|
|
|
|
|
|
|
|
/* SYSTEM_INFO(x64,48 字节) */
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_GetSystemInfo(u64 si_p) {
|
|
|
|
|
si_p = gp(si_p);
|
|
|
|
|
if (!si_p) return 0;
|
|
|
|
|
u8 *p = (u8 *)si_p;
|
|
|
|
|
for (int i = 0; i < 48; i++) p[i] = 0;
|
|
|
|
@@ -548,7 +637,7 @@ static u64 __attribute__((ms_abi)) shim_WriteConsoleW(u64 handle, u64 buf, u64 n
|
|
|
|
|
u64 written_ptr, u64 reserved) {
|
|
|
|
|
(void)reserved;
|
|
|
|
|
if (handle != SHIM_STDOUT_HANDLE && handle != SHIM_STDERR_HANDLE) return 0;
|
|
|
|
|
const u16 *s = (const u16 *)buf;
|
|
|
|
|
const u16 *s = (const u16 *)gp(buf);
|
|
|
|
|
for (u64 i = 0; i < nchars; i++) {
|
|
|
|
|
u32 c = s[i];
|
|
|
|
|
if (c < 0x80) {
|
|
|
|
@@ -562,12 +651,14 @@ static u64 __attribute__((ms_abi)) shim_WriteConsoleW(u64 handle, u64 buf, u64 n
|
|
|
|
|
serial_putc((char)(0x80 | (c & 0x3F)));
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
written_ptr = gp(written_ptr);
|
|
|
|
|
if (written_ptr) *(u32 *)written_ptr = (u32)nchars;
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_GetCurrentDirectoryW(u64 buflen, u64 buf) {
|
|
|
|
|
static const u16 cwd[] = { 'C', ':', '\\', 0 };
|
|
|
|
|
buf = gp(buf);
|
|
|
|
|
if (!buf || buflen < 4) return 4; /* 需要 4 个字符(含 NUL) */
|
|
|
|
|
u16 *out = (u16 *)buf;
|
|
|
|
|
for (int i = 0; i < 4; i++) out[i] = cwd[i];
|
|
|
|
@@ -603,6 +694,7 @@ static u64 __attribute__((ms_abi)) shim_FormatMessageW(u64 flags, u64 src, u64 m
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_LoadLibraryA(u64 name_p) {
|
|
|
|
|
name_p = gp(name_p);
|
|
|
|
|
if (!name_p) return 0;
|
|
|
|
|
const char *n = (const char *)name_p;
|
|
|
|
|
/* 已知 DLL 返回伪句柄(大小写不敏感子串匹配) */
|
|
|
|
@@ -625,7 +717,7 @@ static u64 __attribute__((ms_abi)) shim_LoadLibraryA(u64 name_p) {
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_lstrlenW(u64 str_p) {
|
|
|
|
|
const u16 *s = (const u16 *)str_p;
|
|
|
|
|
const u16 *s = (const u16 *)gp(str_p);
|
|
|
|
|
u64 n = 0;
|
|
|
|
|
if (s) while (s[n]) n++;
|
|
|
|
|
return n;
|
|
|
|
@@ -636,6 +728,7 @@ static u64 __attribute__((ms_abi)) shim_lstrlenW(u64 str_p) {
|
|
|
|
|
* Rust std 用它动态探测 Rtl 系列/dbghelp API,命中返回真实 shim 地址,miss 返回 0。 */
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_GetProcAddress(u64 module, u64 name_p) {
|
|
|
|
|
(void)module;
|
|
|
|
|
name_p = gp(name_p);
|
|
|
|
|
if (!name_p) return 0;
|
|
|
|
|
if ((name_p >> 16) == 0) { /* ordinal 导入 */
|
|
|
|
|
g_last_error = 127; /* ERROR_PROC_NOT_FOUND */
|
|
|
|
@@ -660,12 +753,13 @@ static u64 __attribute__((ms_abi)) shim_GetProcAddress(u64 module, u64 name_p) {
|
|
|
|
|
|
|
|
|
|
/* Rtl* — Rust panic/unwind 机制引用(panic=abort 下不会真正走到) */
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_RtlCaptureContext(u64 ctx_p) {
|
|
|
|
|
u8 *p = (u8 *)ctx_p;
|
|
|
|
|
u8 *p = (u8 *)gp(ctx_p);
|
|
|
|
|
if (p) for (int i = 0; i < 1232; i++) p[i] = 0; /* x64 CONTEXT ≈ 1232B */
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_RtlLookupFunctionEntry(u64 rip, u64 base_p, u64 table_p) {
|
|
|
|
|
(void)rip;
|
|
|
|
|
base_p = gp(base_p); table_p = gp(table_p);
|
|
|
|
|
if (base_p) *(u64 *)base_p = 0;
|
|
|
|
|
if (table_p) *(u64 *)table_p = 0;
|
|
|
|
|
return 0;
|
|
|
|
@@ -680,8 +774,8 @@ static u64 __attribute__((ms_abi)) shim_RtlVirtualUnwind(u64 a, u64 b, u64 c, u6
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_MultiByteToWideChar(u64 cp, u64 flags, u64 mbs_p,
|
|
|
|
|
u64 cbmb, u64 wbuf_p, u64 cchw) {
|
|
|
|
|
(void)flags;
|
|
|
|
|
const u8 *s = (const u8 *)mbs_p;
|
|
|
|
|
u16 *out = (u16 *)wbuf_p;
|
|
|
|
|
const u8 *s = (const u8 *)gp(mbs_p);
|
|
|
|
|
u16 *out = (u16 *)gp(wbuf_p);
|
|
|
|
|
i64 remain = (i64)cbmb; /* -1 = NUL 结尾 */
|
|
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|
|
u64 need = 0;
|
|
|
|
|
if (!s) return 0;
|
|
|
|
@@ -730,10 +824,11 @@ static u64 __attribute__((ms_abi)) shim_WideCharToMultiByte(u64 cp, u64 flags, u
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u64 cchw, u64 mbs_p, u64 cbmb,
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|
|
|
|
u64 defc, u64 used_p) {
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|
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|
|
(void)flags; (void)defc;
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|
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|
|
const u16 *s = (const u16 *)ws_p;
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|
u8 *out = (u8 *)mbs_p;
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|
const u16 *s = (const u16 *)gp(ws_p);
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|
u8 *out = (u8 *)gp(mbs_p);
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|
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|
|
i64 remain = (i64)cchw; /* -1 = NUL 结尾 */
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|
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|
u64 need = 0;
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|
used_p = gp(used_p);
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|
|
|
|
if (used_p) *(u32 *)used_p = 0;
|
|
|
|
|
if (!s) return 0;
|
|
|
|
|
for (;;) {
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|
@@ -785,8 +880,9 @@ static u64 __attribute__((ms_abi)) shim_NtWriteFile(u64 fh, u64 ev, u64 apc_r, u
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|
|
u64 off, u64 key) {
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|
(void)ev; (void)apc_r; (void)apc_c; (void)off; (void)key;
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|
|
if (fh == SHIM_STDOUT_HANDLE || fh == SHIM_STDERR_HANDLE) {
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|
|
shim_output((const char *)buf, len);
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|
|
|
|
shim_output((const char *)gp(buf), len);
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|
|
}
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|
iosb = gp(iosb);
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|
|
|
|
if (iosb) { /* IO_STATUS_BLOCK: {NTSTATUS Status; ULONG_PTR Information} */
|
|
|
|
|
((u64 *)iosb)[0] = 0;
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|
|
|
|
((u64 *)iosb)[1] = len;
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|
@@ -799,7 +895,7 @@ static u64 __attribute__((ms_abi)) shim_RtlNtStatusToDosError(u64 status) {
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|
|
static u64 __attribute__((ms_abi)) shim_ProcessPrng(u64 buf, u64 len) {
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|
|
u64 s = shim_rdtsc() ^ 0x9E3779B97F4A7C15ULL;
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|
|
u8 *p = (u8 *)buf;
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|
|
|
u8 *p = (u8 *)gp(buf);
|
|
|
|
|
for (u64 i = 0; i < len; i++) {
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|
|
s ^= s << 13; s ^= s >> 7; s ^= s << 17; /* xorshift64 */
|
|
|
|
|
p[i] = (u8)(s & 0xFF);
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|
|
@@ -815,7 +911,7 @@ static u64 __attribute__((ms_abi)) shim_WaitOnAddress(u64 addr, u64 expected, u6
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|
static u64 __attribute__((ms_abi)) shim_WakeByAddress(u64 addr) { (void)addr; return 0; }
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|
|
/* ============================================================
|
|
|
|
|
* user32.dll — 单窗口 + 消息泵(PS/2 键盘轮询)
|
|
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|
|
* user32.dll — 单窗口 + 消息泵(PS/2 键盘 + AUX 鼠标轮询)
|
|
|
|
|
* ========================================================== */
|
|
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|
|
|
|
#define SHIM_HWND 0x20000001ULL
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|
|
@@ -827,6 +923,19 @@ static u64 __attribute__((ms_abi)) shim_WakeByAddress(u64 addr) { (void)addr; re
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|
|
#define SHIM_WM_KEYDOWN 0x0100u
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|
|
#define SHIM_WM_KEYUP 0x0101u
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|
|
#define SHIM_WM_CHAR 0x0102u
|
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|
|
|
#define SHIM_WM_MOUSEMOVE 0x0200u
|
|
|
|
|
#define SHIM_WM_LBUTTONDOWN 0x0201u
|
|
|
|
|
#define SHIM_WM_LBUTTONUP 0x0202u
|
|
|
|
|
#define SHIM_WM_RBUTTONDOWN 0x0204u
|
|
|
|
|
#define SHIM_WM_RBUTTONUP 0x0205u
|
|
|
|
|
#define SHIM_WM_MBUTTONDOWN 0x0207u
|
|
|
|
|
#define SHIM_WM_MBUTTONUP 0x0208u
|
|
|
|
|
/* wparam MK_* 修饰位 */
|
|
|
|
|
#define SHIM_MK_LBUTTON 0x0001u
|
|
|
|
|
#define SHIM_MK_RBUTTON 0x0002u
|
|
|
|
|
#define SHIM_MK_SHIFT 0x0004u
|
|
|
|
|
#define SHIM_MK_CONTROL 0x0008u
|
|
|
|
|
#define SHIM_MK_MBUTTON 0x0010u
|
|
|
|
|
|
|
|
|
|
static u64 g_wnd_proc = 0;
|
|
|
|
|
static int g_wnd_created = 0;
|
|
|
|
@@ -846,8 +955,13 @@ typedef struct {
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|
|
|
|
static shim_msg_t g_msgq[SHIM_MSGQ_CAP];
|
|
|
|
|
static int g_mq_head = 0, g_mq_count = 0;
|
|
|
|
|
|
|
|
|
|
static void shim_msg_push(u32 msg, u64 w, u64 l) {
|
|
|
|
|
if (g_mq_count >= SHIM_MSGQ_CAP) return; /* 满则丢弃 */
|
|
|
|
|
static u32 g_mq_drops = 0; /* 队列满丢弃计数(诊断) */
|
|
|
|
|
|
|
|
|
|
static void shim_msg_push_pt(u32 msg, u64 w, u64 l, i32 ptx, i32 pty) {
|
|
|
|
|
if (g_mq_count >= SHIM_MSGQ_CAP) {
|
|
|
|
|
if (g_mq_drops < 4) { g_mq_drops++; log_hex64("[shim] msgq drop msg=", msg); }
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
int idx = (g_mq_head + g_mq_count) % SHIM_MSGQ_CAP;
|
|
|
|
|
g_msgq[idx].hwnd = SHIM_HWND;
|
|
|
|
|
g_msgq[idx].message = msg;
|
|
|
|
@@ -856,11 +970,15 @@ static void shim_msg_push(u32 msg, u64 w, u64 l) {
|
|
|
|
|
g_msgq[idx].lparam = l;
|
|
|
|
|
g_msgq[idx].time = 0;
|
|
|
|
|
g_msgq[idx].pad1 = 0;
|
|
|
|
|
g_msgq[idx].ptx = 0;
|
|
|
|
|
g_msgq[idx].pty = 0;
|
|
|
|
|
g_msgq[idx].ptx = ptx;
|
|
|
|
|
g_msgq[idx].pty = pty;
|
|
|
|
|
g_mq_count++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void shim_msg_push(u32 msg, u64 w, u64 l) {
|
|
|
|
|
shim_msg_push_pt(msg, w, l, 0, 0);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* PS/2 键盘状态 */
|
|
|
|
|
static int s_kbd_shift = 0, s_kbd_ctrl = 0, s_kbd_alt = 0, s_kbd_e0 = 0;
|
|
|
|
|
|
|
|
|
@@ -895,9 +1013,15 @@ static u32 shim_scan_vk(u8 sc, int e0) {
|
|
|
|
|
default: return 0;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (sc >= 0x10 && sc <= 0x19) return 'Q' + (sc - 0x10);
|
|
|
|
|
if (sc >= 0x1E && sc <= 0x26) return 'A' + (sc - 0x1E);
|
|
|
|
|
if (sc >= 0x2C && sc <= 0x32) return 'Z' + (sc - 0x2C);
|
|
|
|
|
/* 字母三行:scancode 顺序与 ASCII 序不一致(QWERTY 布局),且 'Z'+1='['
|
|
|
|
|
* 在 ASCII 中不连续,必须用显式表,不能算术偏移(此前 shift-b 出 0x5E). */
|
|
|
|
|
static const u8 vk_row_q[10] = { 'Q','W','E','R','T','Y','U','I','O','P' };
|
|
|
|
|
static const u8 vk_row_a[9] = { 'A','S','D','F','G','H','J','K','L' };
|
|
|
|
|
static const u8 vk_row_z[7] = { 'Z','X','C','V','B','N','M' };
|
|
|
|
|
if (sc >= 0x10 && sc <= 0x19) return vk_row_q[sc - 0x10];
|
|
|
|
|
if (sc >= 0x1E && sc <= 0x26) return vk_row_a[sc - 0x1E];
|
|
|
|
|
if (sc >= 0x2C && sc <= 0x32) return vk_row_z[sc - 0x2C];
|
|
|
|
|
/* 数字行 scancode 与 ASCII 均连续,算术偏移正确 */
|
|
|
|
|
if (sc >= 0x02 && sc <= 0x0A) return '1' + (sc - 0x02);
|
|
|
|
|
if (sc == 0x0B) return '0';
|
|
|
|
|
switch (sc) {
|
|
|
|
@@ -913,13 +1037,134 @@ static u32 shim_scan_vk(u8 sc, int e0) {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 前向声明(shim_fb 定义在下方 RegisterClassExW 之后) */
|
|
|
|
|
static const struct limine_framebuffer *shim_fb(void);
|
|
|
|
|
|
|
|
|
|
/* ============================================================
|
|
|
|
|
* PS/2 AUX 鼠标(轮询模式,无 IRQ12)
|
|
|
|
|
*
|
|
|
|
|
* 初始化:on-demand(首次消息泵轮询时执行),启用 AUX 端口 +
|
|
|
|
|
* 清配置字节 bit5(启用 AUX 时钟) + 发 0xF4 启用数据报告.
|
|
|
|
|
* 全程超时保护:任何单步失败只记日志并永久禁用鼠标,绝不阻塞
|
|
|
|
|
* GUI 主循环.包解码:3 字节(同步位 bit3 校验,9 位有符号位移,
|
|
|
|
|
* 溢出位丢弃位移),坐标钳位到帧缓冲,边沿合成鼠标消息.
|
|
|
|
|
* ========================================================== */
|
|
|
|
|
|
|
|
|
|
static int s_mouse_inited = 0;
|
|
|
|
|
static int s_mouse_ok = 0;
|
|
|
|
|
static i32 s_mouse_x = 512, s_mouse_y = 384; /* 屏幕坐标 */
|
|
|
|
|
static u8 s_mouse_btn = 0; /* bit0=L bit1=R bit2=M */
|
|
|
|
|
static u8 s_mpkt[3];
|
|
|
|
|
static int s_mpkt_n = 0;
|
|
|
|
|
static int s_dbg_aux = 0; /* 调试:前 16 个 AUX 字节计数 */
|
|
|
|
|
static int s_dbg_pkt = 0; /* 调试:前 8 个完整包计数 */
|
|
|
|
|
static int s_dbg_key = 0; /* 调试:前 16 个键盘消息计数(KEYDOWN/KEYUP/CHAR) */
|
|
|
|
|
|
|
|
|
|
static int ps2_wait_ibf_clear(u32 spins) {
|
|
|
|
|
while (spins--) { if (!(inb(0x64) & 2)) return 0; }
|
|
|
|
|
return -1;
|
|
|
|
|
}
|
|
|
|
|
static int ps2_wait_obf_set(u32 spins) {
|
|
|
|
|
while (spins--) { if (inb(0x64) & 1) return 0; }
|
|
|
|
|
return -1;
|
|
|
|
|
}
|
|
|
|
|
/* 经 0xD4 转发命令到鼠标并等 ACK(0xFA) */
|
|
|
|
|
static int ps2_aux_cmd(u8 v) {
|
|
|
|
|
if (ps2_wait_ibf_clear(100000) < 0) return -1;
|
|
|
|
|
outb(0x64, 0xD4);
|
|
|
|
|
if (ps2_wait_ibf_clear(100000) < 0) return -1;
|
|
|
|
|
outb(0x60, v);
|
|
|
|
|
if (ps2_wait_obf_set(100000) < 0) return -1;
|
|
|
|
|
return inb(0x60) == 0xFA ? 0 : -1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void shim_mouse_init_once(void) {
|
|
|
|
|
if (s_mouse_inited) return;
|
|
|
|
|
s_mouse_inited = 1;
|
|
|
|
|
/* 排空控制器残留输出字节 */
|
|
|
|
|
for (int i = 0; i < 16 && (inb(0x64) & 1); i++) (void)inb(0x60);
|
|
|
|
|
/* 启用 AUX 端口 */
|
|
|
|
|
if (ps2_wait_ibf_clear(100000) < 0) { log_warn("[shim] mouse: ctrl busy"); return; }
|
|
|
|
|
outb(0x64, 0xA8);
|
|
|
|
|
/* 读配置字节:清 bit5(启用 AUX 时钟),置 bit1(IRQ12 允许,轮询下无害) */
|
|
|
|
|
if (ps2_wait_ibf_clear(100000) < 0) { log_warn("[shim] mouse: ctrl busy2"); return; }
|
|
|
|
|
outb(0x64, 0x20);
|
|
|
|
|
if (ps2_wait_obf_set(100000) < 0) { log_warn("[shim] mouse: no cfg byte"); return; }
|
|
|
|
|
u8 cfg = inb(0x60);
|
|
|
|
|
cfg = (u8)((cfg & ~0x20u) | 0x02u);
|
|
|
|
|
if (ps2_wait_ibf_clear(100000) < 0) { log_warn("[shim] mouse: cfg wbusy"); return; }
|
|
|
|
|
outb(0x64, 0x60);
|
|
|
|
|
if (ps2_wait_ibf_clear(100000) < 0) { log_warn("[shim] mouse: cfg wbusy2"); return; }
|
|
|
|
|
outb(0x60, cfg);
|
|
|
|
|
/* 启用流模式数据报告 */
|
|
|
|
|
if (ps2_aux_cmd(0xF4) < 0) { log_warn("[shim] mouse: enable-report nack"); return; }
|
|
|
|
|
s_mouse_ok = 1;
|
|
|
|
|
log_info("[shim] mouse init ok (AUX streaming, polled)");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 鼠标 1 字节 -> 3 字节包 -> Win32 消息 */
|
|
|
|
|
static void shim_mouse_byte(u8 b) {
|
|
|
|
|
if (s_mpkt_n == 0 && !(b & 0x08)) return; /* byte0 同步位(bit3)必须为 1,否则丢弃重同步 */
|
|
|
|
|
s_mpkt[s_mpkt_n++] = b;
|
|
|
|
|
if (s_mpkt_n < 3) return;
|
|
|
|
|
s_mpkt_n = 0;
|
|
|
|
|
|
|
|
|
|
u8 f = s_mpkt[0];
|
|
|
|
|
i32 dx = (i32)s_mpkt[1] - ((f & 0x10) ? 0x100 : 0); /* 9 位有符号位移 */
|
|
|
|
|
i32 dy = (i32)s_mpkt[2] - ((f & 0x20) ? 0x100 : 0);
|
|
|
|
|
if (f & 0x40) dx = 0; /* X 溢出:位移不可信,只取按钮 */
|
|
|
|
|
if (f & 0x80) dy = 0; /* Y 溢出 */
|
|
|
|
|
if (s_dbg_pkt < 8) {
|
|
|
|
|
s_dbg_pkt++;
|
|
|
|
|
log_hex64("[shim] mpkt f=", f);
|
|
|
|
|
log_hex64("[shim] mpkt dx=", (u64)(i64)dx);
|
|
|
|
|
log_hex64("[shim] mpkt dy=", (u64)(i64)dy);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
const struct limine_framebuffer *fb = shim_fb();
|
|
|
|
|
i32 fw = fb ? (i32)fb->width : 1024;
|
|
|
|
|
i32 fh = fb ? (i32)fb->height : 768;
|
|
|
|
|
i32 nx = s_mouse_x + dx;
|
|
|
|
|
i32 ny = s_mouse_y - dy; /* PS/2 Y 向前(屏幕上方向)为正 -> 屏幕坐标取反 */
|
|
|
|
|
if (nx < 0) nx = 0; else if (nx >= fw) nx = fw - 1;
|
|
|
|
|
if (ny < 0) ny = 0; else if (ny >= fh) ny = fh - 1;
|
|
|
|
|
|
|
|
|
|
u8 nbtn = (u8)(f & 0x07);
|
|
|
|
|
i32 cx = nx - g_wnd_x, cy = ny - g_wnd_y; /* 客户区坐标(消息 lparam) */
|
|
|
|
|
u64 lp = (u64)(u32)(((u32)(u16)cy << 16) | (u32)(u16)cx);
|
|
|
|
|
u64 mk = 0;
|
|
|
|
|
if (nbtn & 1) mk |= SHIM_MK_LBUTTON;
|
|
|
|
|
if (nbtn & 2) mk |= SHIM_MK_RBUTTON;
|
|
|
|
|
if (nbtn & 4) mk |= SHIM_MK_MBUTTON;
|
|
|
|
|
if (s_kbd_shift) mk |= SHIM_MK_SHIFT;
|
|
|
|
|
if (s_kbd_ctrl) mk |= SHIM_MK_CONTROL;
|
|
|
|
|
|
|
|
|
|
if (nx != s_mouse_x || ny != s_mouse_y) {
|
|
|
|
|
s_mouse_x = nx; s_mouse_y = ny;
|
|
|
|
|
shim_msg_push_pt(SHIM_WM_MOUSEMOVE, mk, lp, nx, ny);
|
|
|
|
|
}
|
|
|
|
|
/* 按钮边沿(按钮事件罕见,逐一打点:msg/客户区坐标) */
|
|
|
|
|
if ((nbtn & 1) && !(s_mouse_btn & 1)) { shim_msg_push_pt(SHIM_WM_LBUTTONDOWN, mk, lp, nx, ny); log_hex64("[shim] LDOWN lp=", lp); }
|
|
|
|
|
if (!(nbtn & 1) && (s_mouse_btn & 1)) { shim_msg_push_pt(SHIM_WM_LBUTTONUP, mk, lp, nx, ny); log_hex64("[shim] LUP lp=", lp); }
|
|
|
|
|
if ((nbtn & 2) && !(s_mouse_btn & 2)) shim_msg_push_pt(SHIM_WM_RBUTTONDOWN, mk, lp, nx, ny);
|
|
|
|
|
if (!(nbtn & 2) && (s_mouse_btn & 2)) shim_msg_push_pt(SHIM_WM_RBUTTONUP, mk, lp, nx, ny);
|
|
|
|
|
if ((nbtn & 4) && !(s_mouse_btn & 4)) shim_msg_push_pt(SHIM_WM_MBUTTONDOWN, mk, lp, nx, ny);
|
|
|
|
|
if (!(nbtn & 4) && (s_mouse_btn & 4)) shim_msg_push_pt(SHIM_WM_MBUTTONUP, mk, lp, nx, ny);
|
|
|
|
|
s_mouse_btn = nbtn;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 排空 PS/2 输出缓冲,转成 Win32 消息入队 */
|
|
|
|
|
static void shim_kbd_poll(void) {
|
|
|
|
|
shim_mouse_init_once();
|
|
|
|
|
for (;;) {
|
|
|
|
|
u8 st = inb(0x64);
|
|
|
|
|
if (!(st & 1)) break;
|
|
|
|
|
u8 sc = inb(0x60);
|
|
|
|
|
if (st & 0x20) continue; /* 鼠标字节丢弃 */
|
|
|
|
|
if (st & 0x20) {
|
|
|
|
|
if (s_dbg_aux < 16) { s_dbg_aux++; log_hex64("[shim] aux byte=", sc); }
|
|
|
|
|
if (s_mouse_ok) shim_mouse_byte(sc);
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
if (sc == 0xE0) { s_kbd_e0 = 1; continue; }
|
|
|
|
|
int e0 = s_kbd_e0;
|
|
|
|
|
if (!e0) {
|
|
|
|
@@ -933,18 +1178,25 @@ static void shim_kbd_poll(void) {
|
|
|
|
|
s_kbd_e0 = 0;
|
|
|
|
|
if (sc & 0x80) {
|
|
|
|
|
u32 vk = shim_scan_vk(sc & 0x7F, e0);
|
|
|
|
|
if (vk) shim_msg_push(SHIM_WM_KEYUP, vk, sc);
|
|
|
|
|
if (vk) {
|
|
|
|
|
shim_msg_push(SHIM_WM_KEYUP, vk, sc);
|
|
|
|
|
if (s_dbg_key < 16) { s_dbg_key++; log_hex64("[shim] KEYUP vk=", vk); }
|
|
|
|
|
}
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
u32 vk = shim_scan_vk(sc, e0);
|
|
|
|
|
if (vk) {
|
|
|
|
|
shim_msg_push(SHIM_WM_KEYDOWN, vk, sc);
|
|
|
|
|
if (s_dbg_key < 16) { s_dbg_key++; log_hex64("[shim] KEYDOWN vk=", vk); }
|
|
|
|
|
/* Esc -> 额外合成 WM_CLOSE:无鼠标环境下关闭窗口的唯一途径 */
|
|
|
|
|
if (vk == 0x1B && !e0) shim_msg_push(SHIM_WM_CLOSE, 0, 0);
|
|
|
|
|
}
|
|
|
|
|
if (!e0) {
|
|
|
|
|
char c = shim_scan_ascii(sc, s_kbd_shift);
|
|
|
|
|
if (c >= ' ' && c < 0x7F) shim_msg_push(SHIM_WM_CHAR, (u64)(u8)c, sc);
|
|
|
|
|
if (c >= ' ' && c < 0x7F) {
|
|
|
|
|
shim_msg_push(SHIM_WM_CHAR, (u64)(u8)c, sc);
|
|
|
|
|
if (s_dbg_key < 16) { s_dbg_key++; log_hex64("[shim] CHAR ch=", (u64)(u8)c); }
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
@@ -1005,7 +1257,7 @@ static u64 __attribute__((ms_abi)) shim_SetCursor(u64 cur) {
|
|
|
|
|
(void)cur; return SHIM_HCURSOR;
|
|
|
|
|
}
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_GetCursorPos(u64 pt_p) {
|
|
|
|
|
if (pt_p) { ((i32 *)pt_p)[0] = g_wnd_w / 2; ((i32 *)pt_p)[1] = g_wnd_h / 2; }
|
|
|
|
|
if (pt_p) { ((i32 *)pt_p)[0] = s_mouse_x; ((i32 *)pt_p)[1] = s_mouse_y; }
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_ScreenToClient(u64 hwnd, u64 pt_p) {
|
|
|
|
@@ -1163,6 +1415,50 @@ static u64 __attribute__((ms_abi)) shim_GdiFlush(void) { return 1; }
|
|
|
|
|
|
|
|
|
|
static u64 g_blit_count = 0;
|
|
|
|
|
|
|
|
|
|
/* 12x12 箭头软件光标:'X'=黑边 '#'=白心 '.'=透明.
|
|
|
|
|
* 设计:BitBlt 上屏后叠画;egui 每帧全量重绘,下一帧 BitBlt 自动覆盖旧光标,
|
|
|
|
|
* 无需保存/恢复背景.只在窗口矩形内绘制(越界裁剪),避免屏外残影. */
|
|
|
|
|
static const char *const g_cursor_bmp[12] = {
|
|
|
|
|
"X...........",
|
|
|
|
|
"XX..........",
|
|
|
|
|
"X#X.........",
|
|
|
|
|
"X##X........",
|
|
|
|
|
"X###X.......",
|
|
|
|
|
"X####X......",
|
|
|
|
|
"X#####X.....",
|
|
|
|
|
"X######X....",
|
|
|
|
|
"X#######X...",
|
|
|
|
|
"X########X..",
|
|
|
|
|
"X####XXXX...",
|
|
|
|
|
"XXXX........",
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static void shim_draw_cursor(const struct limine_framebuffer *fb) {
|
|
|
|
|
if (!s_mouse_ok || !g_wnd_created) return;
|
|
|
|
|
i32 wx1 = g_wnd_x + g_wnd_w, wy1 = g_wnd_y + g_wnd_h;
|
|
|
|
|
if (s_mouse_x < g_wnd_x || s_mouse_y < g_wnd_y) return;
|
|
|
|
|
if (s_mouse_x >= wx1 || s_mouse_y >= wy1) return;
|
|
|
|
|
u8 *fbb = (u8 *)fb->address;
|
|
|
|
|
for (i32 r = 0; r < 12; r++) {
|
|
|
|
|
i32 fy = s_mouse_y + r;
|
|
|
|
|
if (fy >= wy1 || fy >= (i32)fb->height) break;
|
|
|
|
|
u8 *rowb = fbb + (u64)fy * fb->pitch;
|
|
|
|
|
for (i32 c = 0; c < 12; c++) {
|
|
|
|
|
char ch = g_cursor_bmp[r][c];
|
|
|
|
|
if (ch != 'X' && ch != '#') continue;
|
|
|
|
|
i32 fx = s_mouse_x + c;
|
|
|
|
|
if (fx >= wx1 || fx >= (i32)fb->width) break;
|
|
|
|
|
if (fb->bpp == 32) {
|
|
|
|
|
((u32 *)rowb)[fx] = (ch == '#') ? 0xFFFFFFFFu : 0xFF000000u;
|
|
|
|
|
} else {
|
|
|
|
|
u8 v = (ch == '#') ? 0xFF : 0x00;
|
|
|
|
|
u8 *p = rowb + (u64)fx * 3;
|
|
|
|
|
p[0] = v; p[1] = v; p[2] = v;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static u64 __attribute__((ms_abi)) shim_BitBlt(u64 dstdc, u64 x, u64 y, u64 cx, u64 cy,
|
|
|
|
|
u64 srcdc, u64 x1, u64 y1, u64 rop) {
|
|
|
|
|
(void)rop;
|
|
|
|
@@ -1216,9 +1512,19 @@ static u64 __attribute__((ms_abi)) shim_BitBlt(u64 dstdc, u64 x, u64 y, u64 cx,
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
shim_draw_cursor(fb);
|
|
|
|
|
g_blit_count++;
|
|
|
|
|
if (g_blit_count == 1) log_info("[shim] BitBlt first frame on screen");
|
|
|
|
|
if ((g_blit_count % 600) == 0) log_hex64("[shim] BitBlt frames=", g_blit_count);
|
|
|
|
|
if ((g_blit_count % 600) == 0) {
|
|
|
|
|
log_hex64("[shim] BitBlt frames=", g_blit_count);
|
|
|
|
|
/* 堆健康度:live 逐周期线性增长=真泄漏;free_max 持续萎缩=碎片化 */
|
|
|
|
|
u64 fm = 0;
|
|
|
|
|
for (heap_blk *f = g_heap_free_head; f; f = (heap_blk *)f->next_free) {
|
|
|
|
|
if (f->size > fm) fm = f->size;
|
|
|
|
|
}
|
|
|
|
|
log_hex64("[shim] heap live=", g_heap_live);
|
|
|
|
|
log_hex64("[shim] heap free_max=", fm);
|
|
|
|
|
}
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|