我tm跟个sb似的

.gitignore

@@ -2,7 +2,6 @@ build/
 build-cmake*/
 *.iso
 *.tar
-limine/
 
 # CMake generated files
 CMakeCache.txt

CMakeLists.txt

@@ -125,10 +125,27 @@ if(EXISTS "${CLEONOS_MENUCONFIG_CMAKE}")
 endif()
 
 function(cl_set_bool_cache VAR_NAME DEFAULT_VALUE DOC_TEXT)
-    if(NOT DEFINED ${VAR_NAME})
+    set(_raw_value "")
+    set(_has_value OFF)
+
+    if(DEFINED ${VAR_NAME})
+        set(_raw_value "${${VAR_NAME}}")
+        set(_has_value ON)
+    elseif(DEFINED ${VAR_NAME}_IS_ENABLED)
+        set(_raw_value "${${VAR_NAME}_IS_ENABLED}")
+        set(_has_value ON)
+    endif()
+
+    if(NOT _has_value)
         set(${VAR_NAME} ${DEFAULT_VALUE} CACHE BOOL "${DOC_TEXT}")
     else()
-        set(${VAR_NAME} ${${VAR_NAME}} CACHE BOOL "${DOC_TEXT}" FORCE)
+        string(TOUPPER "${_raw_value}" _raw_upper)
+        if(_raw_upper STREQUAL "Y" OR _raw_upper STREQUAL "M" OR _raw_upper STREQUAL "ON" OR _raw_upper STREQUAL "TRUE" OR _raw_upper STREQUAL "1")
+            set(_bool_value ON)
+        else()
+            set(_bool_value OFF)
+        endif()
+        set(${VAR_NAME} ${_bool_value} CACHE BOOL "${DOC_TEXT}" FORCE)
     endif()
 endfunction()
 
@@ -164,6 +181,19 @@ cl_set_bool_cache(CLEONOS_CLKS_ENABLE_TTY_READY_LOG ON "Print TTY ready logs")
 cl_set_bool_cache(CLEONOS_CLKS_ENABLE_IDLE_DEBUG_LOG ON "Print idle loop debug log")
 cl_set_bool_cache(CLEONOS_CLKS_ENABLE_PROCFS ON "Enable virtual /proc procfs syscall layer")
 cl_set_bool_cache(CLEONOS_CLKS_ENABLE_EXEC_SERIAL_LOG ON "Enable EXEC info logs on serial output")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC ON "Enable UserSafeController dangerous syscall confirmations")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_FS_MKDIR ON "USC intercept policy: FS_MKDIR")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_FS_WRITE ON "USC intercept policy: FS_WRITE")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_FS_APPEND ON "USC intercept policy: FS_APPEND")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_FS_REMOVE ON "USC intercept policy: FS_REMOVE")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATH ON "USC intercept policy: EXEC_PATH")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATHV ON "USC intercept policy: EXEC_PATHV")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATHV_IO ON "USC intercept policy: EXEC_PATHV_IO")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_SPAWN_PATH ON "USC intercept policy: SPAWN_PATH")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_SPAWN_PATHV ON "USC intercept policy: SPAWN_PATHV")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_PROC_KILL ON "USC intercept policy: PROC_KILL")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_SHUTDOWN ON "USC intercept policy: SHUTDOWN")
+cl_set_bool_cache(CLEONOS_CLKS_ENABLE_USC_SC_RESTART ON "USC intercept policy: RESTART")
 cl_set_bool_cache(CLEONOS_CLKS_ENABLE_KBD_TTY_SWITCH_HOTKEY ON "Enable ALT+F1..F4 TTY switch hotkey")
 cl_set_bool_cache(CLEONOS_CLKS_ENABLE_KBD_CTRL_SHORTCUTS ON "Enable Ctrl+A/C/V keyboard shortcuts")
 cl_set_bool_cache(CLEONOS_CLKS_ENABLE_KBD_FORCE_STOP_HOTKEY ON "Enable Ctrl+Alt+C force-stop hotkey")
@@ -197,6 +227,19 @@ cl_bool_to_int(CLEONOS_CLKS_ENABLE_TTY_READY_LOG CLKS_CFG_TTY_READY_LOG_INT)
 cl_bool_to_int(CLEONOS_CLKS_ENABLE_IDLE_DEBUG_LOG CLKS_CFG_IDLE_DEBUG_LOG_INT)
 cl_bool_to_int(CLEONOS_CLKS_ENABLE_PROCFS CLKS_CFG_PROCFS_INT)
 cl_bool_to_int(CLEONOS_CLKS_ENABLE_EXEC_SERIAL_LOG CLKS_CFG_EXEC_SERIAL_LOG_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC CLKS_CFG_USC_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_FS_MKDIR CLKS_CFG_USC_SC_FS_MKDIR_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_FS_WRITE CLKS_CFG_USC_SC_FS_WRITE_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_FS_APPEND CLKS_CFG_USC_SC_FS_APPEND_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_FS_REMOVE CLKS_CFG_USC_SC_FS_REMOVE_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATH CLKS_CFG_USC_SC_EXEC_PATH_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATHV CLKS_CFG_USC_SC_EXEC_PATHV_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATHV_IO CLKS_CFG_USC_SC_EXEC_PATHV_IO_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_SPAWN_PATH CLKS_CFG_USC_SC_SPAWN_PATH_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_SPAWN_PATHV CLKS_CFG_USC_SC_SPAWN_PATHV_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_PROC_KILL CLKS_CFG_USC_SC_PROC_KILL_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_SHUTDOWN CLKS_CFG_USC_SC_SHUTDOWN_INT)
+cl_bool_to_int(CLEONOS_CLKS_ENABLE_USC_SC_RESTART CLKS_CFG_USC_SC_RESTART_INT)
 cl_bool_to_int(CLEONOS_CLKS_ENABLE_KBD_TTY_SWITCH_HOTKEY CLKS_CFG_KBD_TTY_SWITCH_HOTKEY_INT)
 cl_bool_to_int(CLEONOS_CLKS_ENABLE_KBD_CTRL_SHORTCUTS CLKS_CFG_KBD_CTRL_SHORTCUTS_INT)
 cl_bool_to_int(CLEONOS_CLKS_ENABLE_KBD_FORCE_STOP_HOTKEY CLKS_CFG_KBD_FORCE_STOP_HOTKEY_INT)
@@ -244,6 +287,19 @@ set(ARCH_CFLAGS
     "-DCLKS_CFG_IDLE_DEBUG_LOG=${CLKS_CFG_IDLE_DEBUG_LOG_INT}"
     "-DCLKS_CFG_PROCFS=${CLKS_CFG_PROCFS_INT}"
     "-DCLKS_CFG_EXEC_SERIAL_LOG=${CLKS_CFG_EXEC_SERIAL_LOG_INT}"
+    "-DCLKS_CFG_USC=${CLKS_CFG_USC_INT}"
+    "-DCLKS_CFG_USC_SC_FS_MKDIR=${CLKS_CFG_USC_SC_FS_MKDIR_INT}"
+    "-DCLKS_CFG_USC_SC_FS_WRITE=${CLKS_CFG_USC_SC_FS_WRITE_INT}"
+    "-DCLKS_CFG_USC_SC_FS_APPEND=${CLKS_CFG_USC_SC_FS_APPEND_INT}"
+    "-DCLKS_CFG_USC_SC_FS_REMOVE=${CLKS_CFG_USC_SC_FS_REMOVE_INT}"
+    "-DCLKS_CFG_USC_SC_EXEC_PATH=${CLKS_CFG_USC_SC_EXEC_PATH_INT}"
+    "-DCLKS_CFG_USC_SC_EXEC_PATHV=${CLKS_CFG_USC_SC_EXEC_PATHV_INT}"
+    "-DCLKS_CFG_USC_SC_EXEC_PATHV_IO=${CLKS_CFG_USC_SC_EXEC_PATHV_IO_INT}"
+    "-DCLKS_CFG_USC_SC_SPAWN_PATH=${CLKS_CFG_USC_SC_SPAWN_PATH_INT}"
+    "-DCLKS_CFG_USC_SC_SPAWN_PATHV=${CLKS_CFG_USC_SC_SPAWN_PATHV_INT}"
+    "-DCLKS_CFG_USC_SC_PROC_KILL=${CLKS_CFG_USC_SC_PROC_KILL_INT}"
+    "-DCLKS_CFG_USC_SC_SHUTDOWN=${CLKS_CFG_USC_SC_SHUTDOWN_INT}"
+    "-DCLKS_CFG_USC_SC_RESTART=${CLKS_CFG_USC_SC_RESTART_INT}"
     "-DCLKS_CFG_KBD_TTY_SWITCH_HOTKEY=${CLKS_CFG_KBD_TTY_SWITCH_HOTKEY_INT}"
     "-DCLKS_CFG_KBD_CTRL_SHORTCUTS=${CLKS_CFG_KBD_CTRL_SHORTCUTS_INT}"
     "-DCLKS_CFG_KBD_FORCE_STOP_HOTKEY=${CLKS_CFG_KBD_FORCE_STOP_HOTKEY_INT}"
@@ -303,8 +359,6 @@ endif()
 
 set(KERNEL_SOURCE_DIRS
     "${CMAKE_SOURCE_DIR}/clks/kernel"
-    "${CMAKE_SOURCE_DIR}/clks/lib"
-    "${CMAKE_SOURCE_DIR}/clks/drivers"
     "${CMAKE_SOURCE_DIR}/clks/arch/${CLKS_ARCH}"
 )
 
@@ -329,6 +383,15 @@ list(REMOVE_DUPLICATES ASM_SOURCES)
 list(SORT C_SOURCES)
 list(SORT ASM_SOURCES)
 
+set(CLKS_BOOT_LIMINE_SOURCE "clks/kernel/boot/limine/limine_requests.c")
+if(EXISTS "${CMAKE_SOURCE_DIR}/${CLKS_BOOT_LIMINE_SOURCE}")
+    list(APPEND C_SOURCES "${CLKS_BOOT_LIMINE_SOURCE}")
+    list(REMOVE_DUPLICATES C_SOURCES)
+    list(SORT C_SOURCES)
+else()
+    cl_log_error("missing required boot source: ${CLKS_BOOT_LIMINE_SOURCE}")
+endif()
+
 file(GLOB_RECURSE KERNEL_INC_SOURCES_ABS CONFIGURE_DEPENDS
     "${CMAKE_SOURCE_DIR}/clks/**/*.inc"
 )

clks/kernel/runtime/syscall.c

@@ -34,11 +34,64 @@
 #define CLKS_SYSCALL_KERNEL_ADDR_BASE 0xFFFF800000000000ULL
 #define CLKS_SYSCALL_STATS_MAX_ID CLKS_SYSCALL_EXEC_PATHV_IO
 #define CLKS_SYSCALL_STATS_RING_SIZE 256U
+#define CLKS_SYSCALL_USC_MAX_ALLOWED_APPS 64U
 
 #ifndef CLKS_CFG_PROCFS
 #define CLKS_CFG_PROCFS 1
 #endif
 
+#ifndef CLKS_CFG_USC
+#define CLKS_CFG_USC 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_FS_MKDIR
+#define CLKS_CFG_USC_SC_FS_MKDIR 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_FS_WRITE
+#define CLKS_CFG_USC_SC_FS_WRITE 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_FS_APPEND
+#define CLKS_CFG_USC_SC_FS_APPEND 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_FS_REMOVE
+#define CLKS_CFG_USC_SC_FS_REMOVE 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_EXEC_PATH
+#define CLKS_CFG_USC_SC_EXEC_PATH 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_EXEC_PATHV
+#define CLKS_CFG_USC_SC_EXEC_PATHV 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_EXEC_PATHV_IO
+#define CLKS_CFG_USC_SC_EXEC_PATHV_IO 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_SPAWN_PATH
+#define CLKS_CFG_USC_SC_SPAWN_PATH 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_SPAWN_PATHV
+#define CLKS_CFG_USC_SC_SPAWN_PATHV 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_PROC_KILL
+#define CLKS_CFG_USC_SC_PROC_KILL 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_SHUTDOWN
+#define CLKS_CFG_USC_SC_SHUTDOWN 1
+#endif
+
+#ifndef CLKS_CFG_USC_SC_RESTART
+#define CLKS_CFG_USC_SC_RESTART 1
+#endif
+
 struct clks_syscall_frame {
     u64 rax;
     u64 rbx;
@@ -92,6 +145,10 @@ static u64 clks_syscall_stats_recent_id_count[CLKS_SYSCALL_STATS_MAX_ID + 1ULL];
 static u16 clks_syscall_stats_recent_ring[CLKS_SYSCALL_STATS_RING_SIZE];
 static u32 clks_syscall_stats_recent_head = 0U;
 static u32 clks_syscall_stats_recent_size = 0U;
+#if CLKS_CFG_USC != 0
+static clks_bool clks_syscall_usc_allowed_used[CLKS_SYSCALL_USC_MAX_ALLOWED_APPS];
+static char clks_syscall_usc_allowed_path[CLKS_SYSCALL_USC_MAX_ALLOWED_APPS][CLKS_EXEC_PROC_PATH_MAX];
+#endif
 
 #if defined(CLKS_ARCH_X86_64)
 static inline void clks_syscall_outb(u16 port, u8 value) {
@@ -1641,6 +1698,264 @@ static void clks_syscall_serial_write_hex64(u64 value) {
     }
 }
 
+#if CLKS_CFG_USC != 0
+static void clks_syscall_usc_sleep_until_input(void) {
+#if defined(CLKS_ARCH_X86_64)
+    u64 flags = 0ULL;
+
+    __asm__ volatile("pushfq; popq %0" : "=r"(flags) : : "memory");
+
+    if ((flags & (1ULL << 9)) != 0ULL) {
+        __asm__ volatile("hlt" : : : "memory");
+    } else {
+        __asm__ volatile("sti; hlt; cli" : : : "memory");
+    }
+#elif defined(CLKS_ARCH_AARCH64)
+    clks_cpu_pause();
+#endif
+}
+
+static const char *clks_syscall_usc_syscall_name(u64 id) {
+    switch (id) {
+    case CLKS_SYSCALL_FS_MKDIR:
+        return "FS_MKDIR";
+    case CLKS_SYSCALL_FS_WRITE:
+        return "FS_WRITE";
+    case CLKS_SYSCALL_FS_APPEND:
+        return "FS_APPEND";
+    case CLKS_SYSCALL_FS_REMOVE:
+        return "FS_REMOVE";
+    case CLKS_SYSCALL_EXEC_PATH:
+        return "EXEC_PATH";
+    case CLKS_SYSCALL_EXEC_PATHV:
+        return "EXEC_PATHV";
+    case CLKS_SYSCALL_EXEC_PATHV_IO:
+        return "EXEC_PATHV_IO";
+    case CLKS_SYSCALL_SPAWN_PATH:
+        return "SPAWN_PATH";
+    case CLKS_SYSCALL_SPAWN_PATHV:
+        return "SPAWN_PATHV";
+    case CLKS_SYSCALL_PROC_KILL:
+        return "PROC_KILL";
+    case CLKS_SYSCALL_SHUTDOWN:
+        return "SHUTDOWN";
+    case CLKS_SYSCALL_RESTART:
+        return "RESTART";
+    default:
+        return "UNKNOWN";
+    }
+}
+
+static clks_bool clks_syscall_usc_is_dangerous(u64 id) {
+    switch (id) {
+    case CLKS_SYSCALL_FS_MKDIR:
+        return (CLKS_CFG_USC_SC_FS_MKDIR != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_FS_WRITE:
+        return (CLKS_CFG_USC_SC_FS_WRITE != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_FS_APPEND:
+        return (CLKS_CFG_USC_SC_FS_APPEND != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_FS_REMOVE:
+        return (CLKS_CFG_USC_SC_FS_REMOVE != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_EXEC_PATH:
+        return (CLKS_CFG_USC_SC_EXEC_PATH != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_EXEC_PATHV:
+        return (CLKS_CFG_USC_SC_EXEC_PATHV != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_EXEC_PATHV_IO:
+        return (CLKS_CFG_USC_SC_EXEC_PATHV_IO != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_SPAWN_PATH:
+        return (CLKS_CFG_USC_SC_SPAWN_PATH != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_SPAWN_PATHV:
+        return (CLKS_CFG_USC_SC_SPAWN_PATHV != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_PROC_KILL:
+        return (CLKS_CFG_USC_SC_PROC_KILL != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_SHUTDOWN:
+        return (CLKS_CFG_USC_SC_SHUTDOWN != 0) ? CLKS_TRUE : CLKS_FALSE;
+    case CLKS_SYSCALL_RESTART:
+        return (CLKS_CFG_USC_SC_RESTART != 0) ? CLKS_TRUE : CLKS_FALSE;
+    default:
+        return CLKS_FALSE;
+    }
+}
+
+static void clks_syscall_usc_copy_path(char *dst, usize dst_size, const char *src) {
+    usize i = 0U;
+
+    if (dst == CLKS_NULL || dst_size == 0U) {
+        return;
+    }
+
+    if (src == CLKS_NULL) {
+        dst[0] = '\0';
+        return;
+    }
+
+    while (src[i] != '\0' && i + 1U < dst_size) {
+        dst[i] = src[i];
+        i++;
+    }
+
+    dst[i] = '\0';
+}
+
+static clks_bool clks_syscall_usc_current_app_path(char *out_path, usize out_size) {
+    u64 pid;
+    struct clks_exec_proc_snapshot snap;
+
+    if (out_path == CLKS_NULL || out_size == 0U) {
+        return CLKS_FALSE;
+    }
+
+    out_path[0] = '\0';
+    pid = clks_exec_current_pid();
+
+    if (pid == 0ULL) {
+        return CLKS_FALSE;
+    }
+
+    if (clks_exec_proc_snapshot(pid, &snap) == CLKS_FALSE || snap.path[0] == '\0') {
+        return CLKS_FALSE;
+    }
+
+    clks_syscall_usc_copy_path(out_path, out_size, snap.path);
+    return CLKS_TRUE;
+}
+
+static i32 clks_syscall_usc_find_allowed_path(const char *path) {
+    u32 i;
+
+    if (path == CLKS_NULL || path[0] == '\0') {
+        return -1;
+    }
+
+    for (i = 0U; i < CLKS_SYSCALL_USC_MAX_ALLOWED_APPS; i++) {
+        if (clks_syscall_usc_allowed_used[i] == CLKS_TRUE &&
+            clks_strcmp(clks_syscall_usc_allowed_path[i], path) == 0) {
+            return (i32)i;
+        }
+    }
+
+    return -1;
+}
+
+static void clks_syscall_usc_remember_path(const char *path) {
+    u32 i;
+
+    if (path == CLKS_NULL || path[0] == '\0') {
+        return;
+    }
+
+    if (clks_syscall_usc_find_allowed_path(path) >= 0) {
+        return;
+    }
+
+    for (i = 0U; i < CLKS_SYSCALL_USC_MAX_ALLOWED_APPS; i++) {
+        if (clks_syscall_usc_allowed_used[i] == CLKS_FALSE) {
+            clks_syscall_usc_allowed_used[i] = CLKS_TRUE;
+            clks_syscall_usc_copy_path(clks_syscall_usc_allowed_path[i], sizeof(clks_syscall_usc_allowed_path[i]), path);
+            return;
+        }
+    }
+}
+
+static void clks_syscall_usc_emit_text_line(const char *label, const char *value) {
+    char message[320];
+    usize pos = 0U;
+
+    message[0] = '\0';
+    pos = clks_syscall_procfs_append_text(message, sizeof(message), pos, label);
+    pos = clks_syscall_procfs_append_text(message, sizeof(message), pos, ": ");
+    pos = clks_syscall_procfs_append_text(message, sizeof(message), pos, value);
+    (void)pos;
+    clks_log(CLKS_LOG_WARN, "USC", message);
+}
+
+static void clks_syscall_usc_emit_hex_line(const char *label, u64 value) {
+    clks_log_hex(CLKS_LOG_WARN, "USC", label, value);
+}
+
+static clks_bool clks_syscall_usc_prompt_allow(const char *app_path, u64 id, u64 arg0, u64 arg1, u64 arg2) {
+    const char *name = clks_syscall_usc_syscall_name(id);
+    u32 tty_index = clks_exec_current_tty();
+
+#if !defined(CLKS_CFG_KEYBOARD) || (CLKS_CFG_KEYBOARD == 0)
+    (void)tty_index;
+    clks_syscall_usc_emit_text_line("BLOCK", "keyboard disabled, cannot prompt");
+    return CLKS_FALSE;
+#else
+    clks_syscall_usc_emit_text_line("DANGEROUS_SYSCALL", "REQUEST DETECTED");
+    clks_syscall_usc_emit_text_line("APP", app_path);
+    clks_syscall_usc_emit_hex_line("SYSCALL_ID", id);
+    clks_syscall_usc_emit_text_line("SYSCALL_NAME", name);
+    clks_syscall_usc_emit_hex_line("ARG0", arg0);
+    clks_syscall_usc_emit_hex_line("ARG1", arg1);
+    clks_syscall_usc_emit_hex_line("ARG2", arg2);
+    clks_log(CLKS_LOG_WARN, "USC", "CONFIRM: Allow this app permanently? [y/N]");
+    clks_tty_write("[WARN][USC] Allow this app permanently? [y/N]: ");
+    clks_serial_write("[WARN][USC] Allow this app permanently? [y/N]: ");
+
+    while (1) {
+        char ch = '\0';
+
+        if (clks_keyboard_pop_char_for_tty(tty_index, &ch) == CLKS_TRUE) {
+            if (ch == 'y' || ch == 'Y') {
+                clks_tty_write("y\n");
+                clks_serial_write("y\n");
+                return CLKS_TRUE;
+            }
+
+            if (ch == 'n' || ch == 'N' || ch == '\n' || ch == '\r' || ch == 27) {
+                clks_tty_write("n\n");
+                clks_serial_write("n\n");
+                return CLKS_FALSE;
+            }
+
+            continue;
+        }
+
+        clks_syscall_usc_sleep_until_input();
+    }
+#endif
+}
+#endif
+
+static clks_bool clks_syscall_usc_check(u64 id, u64 arg0, u64 arg1, u64 arg2) {
+#if CLKS_CFG_USC == 0
+    (void)id;
+    (void)arg0;
+    (void)arg1;
+    (void)arg2;
+    return CLKS_TRUE;
+#else
+    char app_path[CLKS_EXEC_PROC_PATH_MAX];
+
+    if (clks_syscall_usc_is_dangerous(id) == CLKS_FALSE) {
+        return CLKS_TRUE;
+    }
+
+    if (clks_exec_is_running() == CLKS_FALSE || clks_exec_current_path_is_user() == CLKS_FALSE) {
+        return CLKS_TRUE;
+    }
+
+    if (clks_syscall_usc_current_app_path(app_path, sizeof(app_path)) == CLKS_FALSE) {
+        clks_syscall_usc_emit_text_line("BLOCK", "cannot resolve current app path");
+        return CLKS_FALSE;
+    }
+
+    if (clks_syscall_usc_find_allowed_path(app_path) >= 0) {
+        return CLKS_TRUE;
+    }
+
+    if (clks_syscall_usc_prompt_allow(app_path, id, arg0, arg1, arg2) == CLKS_TRUE) {
+        clks_syscall_usc_remember_path(app_path);
+        clks_syscall_usc_emit_text_line("ALLOW", app_path);
+        return CLKS_TRUE;
+    }
+
+    clks_syscall_usc_emit_text_line("DENY", app_path);
+    return CLKS_FALSE;
+#endif
+}
+
 static void clks_syscall_stats_reset(void) {
     clks_syscall_stats_total = 0ULL;
     clks_memset(clks_syscall_stats_id_count, 0, sizeof(clks_syscall_stats_id_count));
@@ -1754,6 +2069,10 @@ void clks_syscall_init(void) {
     clks_syscall_symbols_checked = CLKS_FALSE;
     clks_syscall_symbols_data = CLKS_NULL;
     clks_syscall_symbols_size = 0ULL;
+#if CLKS_CFG_USC != 0
+    clks_memset(clks_syscall_usc_allowed_used, 0, sizeof(clks_syscall_usc_allowed_used));
+    clks_memset(clks_syscall_usc_allowed_path, 0, sizeof(clks_syscall_usc_allowed_path));
+#endif
     clks_syscall_stats_reset();
     clks_log(CLKS_LOG_INFO, "SYSCALL", "INT80 FRAMEWORK ONLINE");
 }
@@ -1773,6 +2092,10 @@ u64 clks_syscall_dispatch(void *frame_ptr) {
     clks_syscall_stats_record(id);
     clks_syscall_trace_user_program(id);
 
+    if (clks_syscall_usc_check(id, frame->rbx, frame->rcx, frame->rdx) == CLKS_FALSE) {
+        return (u64)-1;
+    }
+
     switch (id) {
     case CLKS_SYSCALL_LOG_WRITE:
         return clks_syscall_log_write(frame->rbx, frame->rcx);

clks/kernel/runtime/userland.c

@@ -53,6 +53,7 @@ static clks_bool clks_userland_probe_elf(const char *path, const char *tag) {
     return CLKS_TRUE;
 }
 
+#if CLKS_CFG_USER_INIT_SCRIPT_PROBE
 static void clks_userland_probe_init_script(void) {
     const void *data;
     u64 size = 0ULL;
@@ -67,6 +68,7 @@ static void clks_userland_probe_init_script(void) {
     clks_log(CLKS_LOG_INFO, "USER", "INIT SCRIPT READY /SHELL/INIT.CMD");
     clks_log_hex(CLKS_LOG_INFO, "USER", "INIT_SCRIPT_SIZE", size);
 }
+#endif
 
 static clks_bool clks_userland_request_shell_exec(void) {
     u64 status = (u64)-1;

configs/menuconfig/clks_features.json

@@ -4,193 +4,373 @@
       "key": "CLEONOS_CLKS_ENABLE_AUDIO",
       "title": "Audio Driver Init",
       "description": "Initialize kernel audio subsystem during boot.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_MOUSE",
       "title": "PS/2 Mouse Input",
       "description": "Initialize kernel PS/2 mouse input subsystem.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_DESKTOP",
       "title": "TTY2 Desktop",
       "description": "Enable desktop compositor tick/update path on TTY2.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_MOUSE"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_DRIVER_MANAGER",
       "title": "Driver Manager",
       "description": "Initialize kernel ELF driver manager.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_KELF",
       "title": "KELF Executor",
       "description": "Enable kernel ELF app dispatcher and kelfd task.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_DRIVER_MANAGER && CLEONOS_CLKS_ENABLE_ELFRUNNER_INIT",
+      "imply": [
+        "CLEONOS_CLKS_ENABLE_ELFRUNNER_PROBE",
+        "CLEONOS_CLKS_ENABLE_USER_SYSTEM_APP_PROBE"
+      ]
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_USERLAND_AUTO_EXEC",
       "title": "Auto Enter User Shell",
       "description": "Auto-exec /shell/shell.elf after kernel boot.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USRD_TASK && CLEONOS_CLKS_ENABLE_KEYBOARD",
+      "select": [
+        "CLEONOS_CLKS_ENABLE_USRD_TASK",
+        "CLEONOS_CLKS_ENABLE_KEYBOARD"
+      ],
+      "imply": [
+        "CLEONOS_CLKS_ENABLE_USER_INIT_SCRIPT_PROBE",
+        "CLEONOS_CLKS_ENABLE_SHELL_MODE_LOG"
+      ]
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_HEAP_SELFTEST",
       "title": "Heap Selftest",
       "description": "Run kmalloc/kfree selftest during kernel boot.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_EXTERNAL_PSF",
       "title": "Load External PSF Font",
       "description": "Load /system/tty.psf and apply it to framebuffer TTY.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_KEYBOARD",
       "title": "PS/2 Keyboard Input",
       "description": "Initialize PS/2 keyboard input subsystem.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "imply": [
+        "CLEONOS_CLKS_ENABLE_KBD_TTY_SWITCH_HOTKEY",
+        "CLEONOS_CLKS_ENABLE_KBD_CTRL_SHORTCUTS"
+      ]
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_ELFRUNNER_PROBE",
       "title": "ELFRUNNER Probe",
       "description": "Probe kernel ELF runtime metadata after ELFRUNNER init.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_ELFRUNNER_INIT && CLEONOS_CLKS_ENABLE_KELF"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_KLOGD_TASK",
       "title": "Scheduler Task: klogd",
       "description": "Enable periodic klogd maintenance task.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_KWORKER_TASK",
       "title": "Scheduler Task: kworker",
       "description": "Enable periodic kernel worker service-heartbeat task.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_USRD_TASK",
       "title": "Scheduler Task: usrd",
       "description": "Enable user/runtime dispatch task (shell tick, tty tick, exec tick).",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_BOOT_VIDEO_LOG",
       "title": "Boot Video Geometry Logs",
       "description": "Print framebuffer width/height/pitch/bpp logs at boot.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_PMM_STATS_LOG",
       "title": "PMM Stats Logs",
       "description": "Print PMM managed/free/used/dropped pages at boot.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_HEAP_STATS_LOG",
       "title": "Heap Stats Logs",
       "description": "Print heap total/free bytes at boot.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_FS_ROOT_LOG",
       "title": "FS Root Children Log",
       "description": "Print root directory children count during FS init.",
-      "default": true
+      "type": "tristate",
+      "default": "y",
+      "depends_on": "CLEONOS_CLKS_ENABLE_SYSTEM_DIR_CHECK"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_SYSTEM_DIR_CHECK",
       "title": "FS /SYSTEM Sanity Check",
       "description": "Require /system directory check during boot.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_ELFRUNNER_INIT",
       "title": "ELFRUNNER Init",
       "description": "Initialize ELFRUNNER framework in kernel boot path.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_SYSCALL_TICK_QUERY",
       "title": "SYSCALL Tick Query",
       "description": "Query timer ticks via syscall and log result during boot.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_PROCFS"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_TTY_READY_LOG",
       "title": "TTY Ready Logs",
       "description": "Print TTY count/active/cursor ready logs.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_IDLE_DEBUG_LOG",
       "title": "Idle Loop Debug Log",
       "description": "Print debug log before entering kernel idle loop.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_PROCFS",
       "title": "Virtual /proc",
       "description": "Enable virtual procfs paths (/proc, /proc/list, /proc/self, /proc/<pid>) in syscall FS layer.",
+      "type": "bool",
       "default": true
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_EXEC_SERIAL_LOG",
       "title": "EXEC Serial Logs",
       "description": "Print EXEC run/return/path logs to serial output.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC",
+      "title": "UserSafeController (USC)",
+      "description": "Prompt before dangerous user syscalls and remember per-app approval for current boot.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_KEYBOARD",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_FS_MKDIR",
+      "title": "Intercept FS_MKDIR",
+      "description": "USC prompt for syscall FS_MKDIR.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_FS_WRITE",
+      "title": "Intercept FS_WRITE",
+      "description": "USC prompt for syscall FS_WRITE.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_FS_APPEND",
+      "title": "Intercept FS_APPEND",
+      "description": "USC prompt for syscall FS_APPEND.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_FS_REMOVE",
+      "title": "Intercept FS_REMOVE",
+      "description": "USC prompt for syscall FS_REMOVE.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATH",
+      "title": "Intercept EXEC_PATH",
+      "description": "USC prompt for syscall EXEC_PATH.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATHV",
+      "title": "Intercept EXEC_PATHV",
+      "description": "USC prompt for syscall EXEC_PATHV.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_EXEC_PATHV_IO",
+      "title": "Intercept EXEC_PATHV_IO",
+      "description": "USC prompt for syscall EXEC_PATHV_IO.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_SPAWN_PATH",
+      "title": "Intercept SPAWN_PATH",
+      "description": "USC prompt for syscall SPAWN_PATH.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_SPAWN_PATHV",
+      "title": "Intercept SPAWN_PATHV",
+      "description": "USC prompt for syscall SPAWN_PATHV.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_PROC_KILL",
+      "title": "Intercept PROC_KILL",
+      "description": "USC prompt for syscall PROC_KILL.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_SHUTDOWN",
+      "title": "Intercept SHUTDOWN",
+      "description": "USC prompt for syscall SHUTDOWN.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
+    },
+    {
+      "key": "CLEONOS_CLKS_ENABLE_USC_SC_RESTART",
+      "title": "Intercept RESTART",
+      "description": "USC prompt for syscall RESTART.",
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USC",
+      "group": "USC Syscall Policy"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_KBD_TTY_SWITCH_HOTKEY",
       "title": "Keyboard TTY Switch Hotkey",
       "description": "Enable ALT+F1..F4 keyboard hotkey for active TTY switching.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_KEYBOARD"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_KBD_CTRL_SHORTCUTS",
       "title": "Keyboard Ctrl Shortcuts",
       "description": "Enable Ctrl+A/C/V shortcuts for input selection/copy/paste.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_KEYBOARD",
+      "imply": [
+        "CLEONOS_CLKS_ENABLE_KBD_TTY_SWITCH_HOTKEY"
+      ]
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_KBD_FORCE_STOP_HOTKEY",
       "title": "Keyboard Force-Stop Hotkey",
       "description": "Enable Ctrl+Alt+C force-stop for current running user process.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_KEYBOARD && CLEONOS_CLKS_ENABLE_PROCFS"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_USER_INIT_SCRIPT_PROBE",
       "title": "User Init Script Probe",
       "description": "Probe and log /shell/init.cmd presence during userland init.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_USERLAND_AUTO_EXEC"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_USER_SYSTEM_APP_PROBE",
       "title": "User System App Probe",
       "description": "Probe /system/elfrunner.elf and /system/memc.elf during userland init.",
-      "default": true
+      "type": "bool",
+      "default": true,
+      "depends_on": "CLEONOS_CLKS_ENABLE_KELF"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_SCHED_TASK_COUNT_LOG",
       "title": "Scheduler Task Count Log",
       "description": "Print scheduler task count after scheduler initialization.",
-      "default": true
+      "type": "tristate",
+      "default": "y",
+      "depends_on": "CLEONOS_CLKS_ENABLE_KLOGD_TASK || CLEONOS_CLKS_ENABLE_KWORKER_TASK || CLEONOS_CLKS_ENABLE_USRD_TASK"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_INTERRUPT_READY_LOG",
       "title": "Interrupt Ready Log",
       "description": "Print IDT/PIC initialized log after interrupt setup.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
     },
     {
       "key": "CLEONOS_CLKS_ENABLE_SHELL_MODE_LOG",
       "title": "Shell Mode Log",
       "description": "Print whether boot default mode is user shell or kernel shell.",
-      "default": true
+      "type": "tristate",
+      "default": "y"
     }
   ]
 }

wine/README.md

@@ -37,13 +37,17 @@ python wine/cleonos_wine.py build/x86_64/ramdisk_root/shell/shell.elf --rootfs b
 ## 支持
 
 - ELF64 (x86_64) PT_LOAD 段装载
-- CLeonOS `int 0x80` syscall 0..60
+- CLeonOS `int 0x80` syscall 0..80（含 `FD_*`、`PROC_*`、`STATS_*`、`EXEC_PATHV_IO`）
 - TTY 输出与键盘输入队列
 - rootfs 文件/目录访问（`FS_*`）
 - `/temp` 写入限制（`FS_MKDIR/WRITE/APPEND/REMOVE`）
 - `EXEC_PATH/EXEC_PATHV` 执行 ELF（带深度限制）
+- `EXEC_PATHV_IO`（支持 stdio fd 继承/重定向）
 - `SPAWN_PATH/SPAWN_PATHV/WAITPID/EXIT/SLEEP_TICKS/YIELD`
 - 进程 `argv/env` 查询（`PROC_ARGC/PROC_ARGV/PROC_ENVC/PROC_ENV`）
+- 进程枚举与快照（`PROC_COUNT/PROC_PID_AT/PROC_SNAPSHOT/PROC_KILL`）
+- syscall 统计（`STATS_TOTAL/STATS_ID_COUNT/STATS_RECENT_*`）
+- 文件描述符（`FD_OPEN/FD_READ/FD_WRITE/FD_CLOSE/FD_DUP`）
 - 异常退出状态编码与故障元信息（`PROC_LAST_SIGNAL/PROC_FAULT_*`）
 
 ## 参数

wine/cleonos_wine_lib/constants.py

@@ -69,6 +69,48 @@ SYS_PROC_LAST_SIGNAL = 57
 SYS_PROC_FAULT_VECTOR = 58
 SYS_PROC_FAULT_ERROR = 59
 SYS_PROC_FAULT_RIP = 60
+SYS_PROC_COUNT = 61
+SYS_PROC_PID_AT = 62
+SYS_PROC_SNAPSHOT = 63
+SYS_PROC_KILL = 64
+SYS_KDBG_SYM = 65
+SYS_KDBG_BT = 66
+SYS_KDBG_REGS = 67
+SYS_STATS_TOTAL = 68
+SYS_STATS_ID_COUNT = 69
+SYS_STATS_RECENT_WINDOW = 70
+SYS_STATS_RECENT_ID = 71
+SYS_FD_OPEN = 72
+SYS_FD_READ = 73
+SYS_FD_WRITE = 74
+SYS_FD_CLOSE = 75
+SYS_FD_DUP = 76
+SYS_DL_OPEN = 77
+SYS_DL_CLOSE = 78
+SYS_DL_SYM = 79
+SYS_EXEC_PATHV_IO = 80
+
+# proc states (from cleonos/c/include/cleonos_syscall.h)
+PROC_STATE_UNUSED = 0
+PROC_STATE_PENDING = 1
+PROC_STATE_RUNNING = 2
+PROC_STATE_EXITED = 3
+PROC_STATE_STOPPED = 4
+
+# signals (from cleonos/c/include/cleonos_syscall.h)
+SIGKILL = 9
+SIGTERM = 15
+SIGCONT = 18
+SIGSTOP = 19
+
+# open flags (from cleonos/c/include/cleonos_syscall.h)
+O_RDONLY = 0x0000
+O_WRONLY = 0x0001
+O_RDWR = 0x0002
+O_CREAT = 0x0040
+O_TRUNC = 0x0200
+O_APPEND = 0x0400
+FD_INHERIT = U64_MASK
 
 
 def u64(value: int) -> int:

wine/cleonos_wine_lib/runner.py

@@ -6,40 +6,48 @@ import sys
 import time
 from dataclasses import dataclass
 from pathlib import Path
-from typing import List, Optional, Tuple
+from typing import Dict, List, Optional, Tuple
 
 from .constants import (
     DEFAULT_MAX_EXEC_DEPTH,
+    FD_INHERIT,
     FS_NAME_MAX,
     MAX_CSTR,
     MAX_IO_READ,
+    O_APPEND,
+    O_CREAT,
+    O_RDONLY,
+    O_RDWR,
+    O_TRUNC,
+    O_WRONLY,
     PAGE_SIZE,
+    PROC_STATE_EXITED,
+    PROC_STATE_PENDING,
+    PROC_STATE_RUNNING,
+    PROC_STATE_STOPPED,
+    SIGCONT,
+    SIGKILL,
+    SIGSTOP,
+    SIGTERM,
     SYS_AUDIO_AVAILABLE,
     SYS_AUDIO_PLAY_TONE,
     SYS_AUDIO_STOP,
     SYS_CONTEXT_SWITCHES,
     SYS_CUR_TASK,
+    SYS_DL_CLOSE,
+    SYS_DL_OPEN,
+    SYS_DL_SYM,
     SYS_EXEC_PATH,
     SYS_EXEC_PATHV,
+    SYS_EXEC_PATHV_IO,
     SYS_EXEC_REQUESTS,
     SYS_EXEC_SUCCESS,
     SYS_EXIT,
-    SYS_GETPID,
-    SYS_PROC_ARGC,
-    SYS_PROC_ARGV,
-    SYS_PROC_ENVC,
-    SYS_PROC_ENV,
-    SYS_PROC_FAULT_ERROR,
-    SYS_PROC_FAULT_RIP,
-    SYS_PROC_FAULT_VECTOR,
-    SYS_PROC_LAST_SIGNAL,
-    SYS_SLEEP_TICKS,
-    SYS_SPAWN_PATH,
-    SYS_SPAWN_PATHV,
-    SYS_WAITPID,
-    SYS_YIELD,
-    SYS_SHUTDOWN,
-    SYS_RESTART,
+    SYS_FD_CLOSE,
+    SYS_FD_DUP,
+    SYS_FD_OPEN,
+    SYS_FD_READ,
+    SYS_FD_WRITE,
     SYS_FS_APPEND,
     SYS_FS_CHILD_COUNT,
     SYS_FS_GET_CHILD_NAME,
@@ -50,6 +58,7 @@ from .constants import (
     SYS_FS_STAT_SIZE,
     SYS_FS_STAT_TYPE,
     SYS_FS_WRITE,
+    SYS_GETPID,
     SYS_KBD_BUFFERED,
     SYS_KBD_DROPPED,
     SYS_KBD_GET_CHAR,
@@ -61,8 +70,29 @@ from .constants import (
     SYS_LOG_JOURNAL_COUNT,
     SYS_LOG_JOURNAL_READ,
     SYS_LOG_WRITE,
+    SYS_PROC_ARGC,
+    SYS_PROC_ARGV,
+    SYS_PROC_COUNT,
+    SYS_PROC_ENVC,
+    SYS_PROC_ENV,
+    SYS_PROC_FAULT_ERROR,
+    SYS_PROC_FAULT_RIP,
+    SYS_PROC_FAULT_VECTOR,
+    SYS_PROC_KILL,
+    SYS_PROC_LAST_SIGNAL,
+    SYS_PROC_PID_AT,
+    SYS_PROC_SNAPSHOT,
+    SYS_RESTART,
     SYS_SERVICE_COUNT,
     SYS_SERVICE_READY_COUNT,
+    SYS_SHUTDOWN,
+    SYS_SLEEP_TICKS,
+    SYS_SPAWN_PATH,
+    SYS_SPAWN_PATHV,
+    SYS_STATS_ID_COUNT,
+    SYS_STATS_RECENT_ID,
+    SYS_STATS_RECENT_WINDOW,
+    SYS_STATS_TOTAL,
     SYS_TASK_COUNT,
     SYS_TIMER_TICKS,
     SYS_TTY_ACTIVE,
@@ -75,6 +105,8 @@ from .constants import (
     SYS_USER_LAUNCH_OK,
     SYS_USER_LAUNCH_TRIES,
     SYS_USER_SHELL_READY,
+    SYS_WAITPID,
+    SYS_YIELD,
     page_ceil,
     page_floor,
     u64,
@@ -124,6 +156,15 @@ class ELFImage:
     segments: List[ELFSegment]
 
 
+@dataclass
+class FDEntry:
+    kind: str
+    flags: int
+    offset: int = 0
+    path: str = ""
+    tty_index: int = 0
+
+
 EXEC_PATH_MAX = 192
 EXEC_ARG_LINE_MAX = 256
 EXEC_ENV_LINE_MAX = 512
@@ -131,6 +172,8 @@ EXEC_MAX_ARGS = 24
 EXEC_MAX_ENVS = 24
 EXEC_ITEM_MAX = 128
 EXEC_STATUS_SIGNAL_FLAG = 1 << 63
+PROC_PATH_MAX = 192
+FD_MAX = 64
 
 
 class CLeonOSWineNative:
@@ -150,6 +193,7 @@ class CLeonOSWineNative:
         ppid: int = 0,
         argv_items: Optional[List[str]] = None,
         env_items: Optional[List[str]] = None,
+        inherited_fds: Optional[Dict[int, FDEntry]] = None,
     ) -> None:
         self.elf_path = elf_path
         self.rootfs = rootfs
@@ -175,9 +219,97 @@ class CLeonOSWineNative:
         self._stack_size = 0x0000000000020000
         self._ret_sentinel = 0x00007FFF10000000
         self._mapped_ranges: List[Tuple[int, int]] = []
+        self._tty_index = int(self.state.tty_active)
+        self._fds: Dict[int, FDEntry] = {}
+        self._fd_inherited = inherited_fds if inherited_fds is not None else {}
 
         default_path = self._normalize_guest_path(self.guest_path_hint or f"/{self.elf_path.name}")
         self.argv_items, self.env_items = self._prepare_exec_items(default_path, self.argv_items, self.env_items)
+        self._init_default_fds()
+
+    @staticmethod
+    def _clone_fd_entry(entry: FDEntry) -> FDEntry:
+        return FDEntry(kind=entry.kind, flags=int(entry.flags), offset=int(entry.offset), path=str(entry.path), tty_index=int(entry.tty_index))
+
+    @staticmethod
+    def _fd_access_mode(flags: int) -> int:
+        return int(flags) & 0x3
+
+    @classmethod
+    def _fd_access_mode_valid(cls, flags: int) -> bool:
+        mode = cls._fd_access_mode(flags)
+        return mode in (O_RDONLY, O_WRONLY, O_RDWR)
+
+    @classmethod
+    def _fd_can_read(cls, flags: int) -> bool:
+        mode = cls._fd_access_mode(flags)
+        return mode in (O_RDONLY, O_RDWR)
+
+    @classmethod
+    def _fd_can_write(cls, flags: int) -> bool:
+        mode = cls._fd_access_mode(flags)
+        return mode in (O_WRONLY, O_RDWR)
+
+    def _init_default_fds(self) -> None:
+        self._fds = {
+            0: FDEntry(kind="tty", flags=O_RDONLY, offset=0, tty_index=self._tty_index),
+            1: FDEntry(kind="tty", flags=O_WRONLY, offset=0, tty_index=self._tty_index),
+            2: FDEntry(kind="tty", flags=O_WRONLY, offset=0, tty_index=self._tty_index),
+        }
+
+        for target in (0, 1, 2):
+            inherited = self._fd_inherited.get(target)
+            if inherited is not None:
+                self._fds[target] = self._clone_fd_entry(inherited)
+
+        for target in (0, 1, 2):
+            entry = self._fds.get(target)
+            if entry is not None and entry.kind == "tty":
+                self._tty_index = int(entry.tty_index)
+                break
+
+    def _fd_lookup(self, fd: int) -> Optional[FDEntry]:
+        if fd < 0 or fd >= FD_MAX:
+            return None
+        return self._fds.get(int(fd))
+
+    def _fd_find_free(self) -> int:
+        for fd in range(FD_MAX):
+            if fd not in self._fds:
+                return fd
+        return -1
+
+    def _stdio_entry_for_child(self, target_fd: int, override_fd: int, require_read: bool, require_write: bool) -> Optional[FDEntry]:
+        if override_fd == FD_INHERIT:
+            src = self._fd_lookup(target_fd)
+        else:
+            src = self._fd_lookup(override_fd)
+
+        if src is None:
+            return None
+
+        if require_read and not self._fd_can_read(src.flags):
+            return None
+
+        if require_write and not self._fd_can_write(src.flags):
+            return None
+
+        return self._clone_fd_entry(src)
+
+    def _build_child_stdio_map(self, stdin_fd: int, stdout_fd: int, stderr_fd: int) -> Optional[Dict[int, FDEntry]]:
+        child_map: Dict[int, FDEntry] = {}
+
+        in_entry = self._stdio_entry_for_child(0, stdin_fd, require_read=True, require_write=False)
+        out_entry = self._stdio_entry_for_child(1, stdout_fd, require_read=False, require_write=True)
+        err_entry = self._stdio_entry_for_child(2, stderr_fd, require_read=False, require_write=True)
+
+        if in_entry is None or out_entry is None or err_entry is None:
+            return None
+
+        child_map[0] = in_entry
+        child_map[1] = out_entry
+        child_map[2] = err_entry
+        return child_map
 
     def run(self) -> Optional[int]:
         if self.pid == 0:
@@ -187,6 +319,7 @@ class CLeonOSWineNative:
         self.state.set_current_pid(self.pid)
         self.state.set_proc_cmdline(self.pid, self.argv_items, self.env_items)
         self.state.set_proc_fault(self.pid, 0, 0, 0, 0)
+        self.state.set_proc_running(self.pid, self.argv_items[0] if self.argv_items else self.guest_path_hint, self._tty_index)
 
         uc = Uc(UC_ARCH_X86, UC_MODE_64)
         self._install_hooks(uc)
@@ -252,6 +385,7 @@ class CLeonOSWineNative:
         arg1 = self._reg_read(uc, UC_X86_REG_RCX)
         arg2 = self._reg_read(uc, UC_X86_REG_RDX)
 
+        self.state.record_syscall(syscall_id)
         self.state.context_switches = u64(self.state.context_switches + 1)
         ret = self._dispatch_syscall(uc, syscall_id, arg0, arg1, arg2)
         self._reg_write(uc, UC_X86_REG_RAX, u64(ret))
@@ -291,6 +425,8 @@ class CLeonOSWineNative:
             return self._exec_path(uc, arg0)
         if sid == SYS_EXEC_PATHV:
             return self._exec_pathv(uc, arg0, arg1, arg2)
+        if sid == SYS_EXEC_PATHV_IO:
+            return self._exec_pathv_io(uc, arg0, arg1, arg2)
         if sid == SYS_SPAWN_PATH:
             return self._spawn_path(uc, arg0)
         if sid == SYS_SPAWN_PATHV:
@@ -315,6 +451,14 @@ class CLeonOSWineNative:
             return self._proc_fault_error()
         if sid == SYS_PROC_FAULT_RIP:
             return self._proc_fault_rip()
+        if sid == SYS_PROC_COUNT:
+            return self._proc_count()
+        if sid == SYS_PROC_PID_AT:
+            return self._proc_pid_at(uc, arg0, arg1)
+        if sid == SYS_PROC_SNAPSHOT:
+            return self._proc_snapshot(uc, arg0, arg1, arg2)
+        if sid == SYS_PROC_KILL:
+            return self._proc_kill(uc, arg0, arg1)
         if sid == SYS_EXIT:
             return self._request_exit(uc, arg0)
         if sid == SYS_SLEEP_TICKS:
@@ -400,6 +544,30 @@ class CLeonOSWineNative:
             return self.state.kbd_drop_count
         if sid == SYS_KBD_HOTKEY_SWITCHES:
             return self.state.kbd_hotkey_switches
+        if sid == SYS_STATS_TOTAL:
+            return self.state.stats_total()
+        if sid == SYS_STATS_ID_COUNT:
+            return self.state.stats_id_count(arg0)
+        if sid == SYS_STATS_RECENT_WINDOW:
+            return self.state.stats_recent_window()
+        if sid == SYS_STATS_RECENT_ID:
+            return self.state.stats_recent_id_count(arg0)
+        if sid == SYS_FD_OPEN:
+            return self._fd_open(uc, arg0, arg1, arg2)
+        if sid == SYS_FD_READ:
+            return self._fd_read(uc, arg0, arg1, arg2)
+        if sid == SYS_FD_WRITE:
+            return self._fd_write(uc, arg0, arg1, arg2)
+        if sid == SYS_FD_CLOSE:
+            return self._fd_close(arg0)
+        if sid == SYS_FD_DUP:
+            return self._fd_dup(arg0)
+        if sid == SYS_DL_OPEN:
+            return u64_neg1()
+        if sid == SYS_DL_CLOSE:
+            return 0
+        if sid == SYS_DL_SYM:
+            return 0
 
         return u64_neg1()
 
@@ -409,6 +577,15 @@ class CLeonOSWineNative:
         sys.stdout.write(text)
         sys.stdout.flush()
 
+    def _host_write_bytes(self, data: bytes) -> None:
+        if not data:
+            return
+        if hasattr(sys.stdout, "buffer"):
+            sys.stdout.buffer.write(data)
+            sys.stdout.flush()
+            return
+        self._host_write(data.decode("utf-8", errors="replace"))
+
     def _load_segments(self, uc: Uc) -> None:
         for seg in self.image.segments:
             start = page_floor(seg.vaddr)
@@ -504,6 +681,30 @@ class CLeonOSWineNative:
         except UcError:
             return b""
 
+    def _read_guest_bytes_exact(self, uc: Uc, addr: int, size: int) -> Optional[bytes]:
+        if size < 0 or addr == 0:
+            return None
+        if size == 0:
+            return b""
+
+        out = bytearray()
+        cursor = int(addr)
+        left = int(size)
+
+        while left > 0:
+            chunk = min(left, MAX_IO_READ)
+            try:
+                data = uc.mem_read(cursor, chunk)
+            except UcError:
+                return None
+            if len(data) != chunk:
+                return None
+            out.extend(data)
+            cursor += chunk
+            left -= chunk
+
+        return bytes(out)
+
     def _write_guest_bytes(self, uc: Uc, addr: int, data: bytes) -> bool:
         if addr == 0:
             return False
@@ -743,16 +944,86 @@ class CLeonOSWineNative:
         return 1 if self._write_guest_bytes(uc, out_ptr, encoded + b"\x00") else 0
 
     def _exec_path(self, uc: Uc, path_ptr: int) -> int:
-        return self._spawn_path_common(uc, path_ptr, 0, 0, return_pid=False)
+        return self._spawn_path_common(
+            uc,
+            path_ptr,
+            0,
+            0,
+            return_pid=False,
+            env_line_override=None,
+            stdin_fd=FD_INHERIT,
+            stdout_fd=FD_INHERIT,
+            stderr_fd=FD_INHERIT,
+        )
 
     def _exec_pathv(self, uc: Uc, path_ptr: int, argv_ptr: int, env_ptr: int) -> int:
-        return self._spawn_path_common(uc, path_ptr, argv_ptr, env_ptr, return_pid=False)
+        return self._spawn_path_common(
+            uc,
+            path_ptr,
+            argv_ptr,
+            env_ptr,
+            return_pid=False,
+            env_line_override=None,
+            stdin_fd=FD_INHERIT,
+            stdout_fd=FD_INHERIT,
+            stderr_fd=FD_INHERIT,
+        )
+
+    def _exec_pathv_io(self, uc: Uc, path_ptr: int, argv_ptr: int, req_ptr: int) -> int:
+        req_data: Optional[bytes]
+        env_ptr: int
+        stdin_fd: int
+        stdout_fd: int
+        stderr_fd: int
+        env_line: str
+
+        if req_ptr == 0:
+            return u64_neg1()
+
+        req_data = self._read_guest_bytes_exact(uc, req_ptr, 32)
+        if req_data is None or len(req_data) != 32:
+            return u64_neg1()
+
+        env_ptr, stdin_fd, stdout_fd, stderr_fd = struct.unpack("<QQQQ", req_data)
+        env_line = self._read_guest_cstring(uc, env_ptr, EXEC_ENV_LINE_MAX) if env_ptr != 0 else ""
+
+        return self._spawn_path_common(
+            uc,
+            path_ptr,
+            argv_ptr,
+            0,
+            return_pid=False,
+            env_line_override=env_line,
+            stdin_fd=stdin_fd,
+            stdout_fd=stdout_fd,
+            stderr_fd=stderr_fd,
+        )
 
     def _spawn_path(self, uc: Uc, path_ptr: int) -> int:
-        return self._spawn_path_common(uc, path_ptr, 0, 0, return_pid=True)
+        return self._spawn_path_common(
+            uc,
+            path_ptr,
+            0,
+            0,
+            return_pid=True,
+            env_line_override=None,
+            stdin_fd=FD_INHERIT,
+            stdout_fd=FD_INHERIT,
+            stderr_fd=FD_INHERIT,
+        )
 
     def _spawn_pathv(self, uc: Uc, path_ptr: int, argv_ptr: int, env_ptr: int) -> int:
-        return self._spawn_path_common(uc, path_ptr, argv_ptr, env_ptr, return_pid=True)
+        return self._spawn_path_common(
+            uc,
+            path_ptr,
+            argv_ptr,
+            env_ptr,
+            return_pid=True,
+            env_line_override=None,
+            stdin_fd=FD_INHERIT,
+            stdout_fd=FD_INHERIT,
+            stderr_fd=FD_INHERIT,
+        )
 
     def _spawn_path_common(
         self,
@@ -762,17 +1033,30 @@ class CLeonOSWineNative:
         env_ptr: int,
         *,
         return_pid: bool,
+        env_line_override: Optional[str],
+        stdin_fd: int,
+        stdout_fd: int,
+        stderr_fd: int,
     ) -> int:
         path = self._read_guest_cstring(uc, path_ptr, EXEC_PATH_MAX)
         guest_path = self._normalize_guest_path(path)
         argv_line = self._read_guest_cstring(uc, argv_ptr, EXEC_ARG_LINE_MAX) if argv_ptr != 0 else ""
-        env_line = self._read_guest_cstring(uc, env_ptr, EXEC_ENV_LINE_MAX) if env_ptr != 0 else ""
+        env_line = (
+            env_line_override
+            if env_line_override is not None
+            else (self._read_guest_cstring(uc, env_ptr, EXEC_ENV_LINE_MAX) if env_ptr != 0 else "")
+        )
         host_path = self._guest_to_host(guest_path, must_exist=True)
+        child_stdio = self._build_child_stdio_map(int(stdin_fd), int(stdout_fd), int(stderr_fd))
 
         self.state.exec_requests = u64(self.state.exec_requests + 1)
         self.state.user_exec_requested = 1
         self.state.user_launch_tries = u64(self.state.user_launch_tries + 1)
 
+        if child_stdio is None:
+            self.state.user_launch_fail = u64(self.state.user_launch_fail + 1)
+            return u64_neg1()
+
         if host_path is None or not host_path.is_file():
             self.state.user_launch_fail = u64(self.state.user_launch_fail + 1)
             return u64_neg1()
@@ -802,6 +1086,7 @@ class CLeonOSWineNative:
             ppid=parent_pid,
             argv_items=argv_items,
             env_items=env_items,
+            inherited_fds=child_stdio,
         )
         child_ret = child.run()
 
@@ -854,6 +1139,97 @@ class CLeonOSWineNative:
     def _proc_fault_rip(self) -> int:
         return self.state.proc_fault_rip_value(self.state.get_current_pid())
 
+    def _proc_count(self) -> int:
+        return self.state.proc_count()
+
+    def _proc_pid_at(self, uc: Uc, index: int, out_ptr: int) -> int:
+        if out_ptr == 0:
+            return 0
+
+        pid = self.state.proc_pid_at(int(index))
+        if pid is None:
+            return 0
+
+        return 1 if self._write_guest_bytes(uc, out_ptr, struct.pack("<Q", u64(pid))) else 0
+
+    def _proc_snapshot(self, uc: Uc, pid: int, out_ptr: int, out_size: int) -> int:
+        if out_ptr == 0 or out_size < (13 * 8 + PROC_PATH_MAX):
+            return 0
+
+        target = int(pid)
+        state_value = self.state.proc_state_value(target)
+        if state_value == 0:
+            return 0
+
+        path = self.state.proc_path_value(target)
+        encoded_path = path.encode("utf-8", errors="replace")
+        if len(encoded_path) >= PROC_PATH_MAX:
+            encoded_path = encoded_path[: PROC_PATH_MAX - 1]
+        path_buf = encoded_path + b"\x00" + (b"\x00" * (PROC_PATH_MAX - len(encoded_path) - 1))
+
+        blob = struct.pack(
+            "<13Q",
+            u64(target),
+            u64(self.state.proc_ppid(target)),
+            u64(state_value),
+            u64(self.state.proc_started_tick_value(target)),
+            u64(self.state.proc_exited_tick_value(target)),
+            u64(self.state.proc_exit_status_value(target)),
+            u64(self.state.proc_runtime_ticks(target)),
+            u64(self.state.proc_mem_bytes_value(target)),
+            u64(self.state.proc_tty_index_value(target)),
+            u64(self.state.proc_signal(target)),
+            u64(self.state.proc_fault_vector_value(target)),
+            u64(self.state.proc_fault_error_value(target)),
+            u64(self.state.proc_fault_rip_value(target)),
+        ) + path_buf
+
+        return 1 if self._write_guest_bytes(uc, out_ptr, blob) else 0
+
+    def _proc_kill(self, uc: Uc, pid: int, signal: int) -> int:
+        target = int(pid)
+        if target <= 0:
+            return u64_neg1()
+
+        current_state = self.state.proc_state_value(target)
+        if current_state == 0:
+            return u64_neg1()
+
+        effective_signal = int(signal) & 0xFF
+        if effective_signal == 0:
+            effective_signal = SIGTERM
+
+        self.state.set_proc_fault(target, effective_signal, 0, 0, 0)
+
+        if current_state == PROC_STATE_EXITED:
+            return 1
+
+        if effective_signal == SIGCONT:
+            if current_state == PROC_STATE_STOPPED:
+                self.state.set_proc_pending(target)
+            return 1
+
+        if effective_signal == SIGSTOP and current_state in (PROC_STATE_PENDING, PROC_STATE_STOPPED):
+            self.state.set_proc_stopped(target)
+            return 1
+
+        status = self._encode_signal_status(effective_signal, 0, 0)
+
+        if target == self.state.get_current_pid():
+            self._exit_requested = True
+            self._exit_status = u64(status)
+            if effective_signal == SIGSTOP:
+                self.state.set_proc_stopped(target)
+            uc.emu_stop()
+            return 1
+
+        if effective_signal == SIGSTOP:
+            self.state.set_proc_stopped(target)
+            return 1
+
+        self.state.mark_exited(target, status)
+        return 1
+
     def _wait_pid(self, uc: Uc, pid: int, out_ptr: int) -> int:
         wait_ret, status = self.state.wait_pid(int(pid))
 
@@ -885,6 +1261,190 @@ class CLeonOSWineNative:
         time.sleep(0)
         return self.state.timer_ticks()
 
+    def _fd_open(self, uc: Uc, path_ptr: int, flags: int, mode: int) -> int:
+        _ = mode
+        guest_path = self._normalize_guest_path(self._read_guest_cstring(uc, path_ptr, EXEC_PATH_MAX))
+        open_flags = int(u64(flags))
+        lower_path = guest_path.lower()
+        fd_slot: int
+        entry: FDEntry
+
+        if not guest_path.startswith("/"):
+            return u64_neg1()
+
+        if not self._fd_access_mode_valid(open_flags):
+            return u64_neg1()
+
+        if ((open_flags & O_TRUNC) != 0 or (open_flags & O_APPEND) != 0) and not self._fd_can_write(open_flags):
+            return u64_neg1()
+
+        fd_slot = self._fd_find_free()
+        if fd_slot < 0:
+            return u64_neg1()
+
+        if lower_path == "/dev/tty":
+            entry = FDEntry(kind="tty", flags=open_flags, offset=0, tty_index=self._tty_index)
+            self._fds[fd_slot] = entry
+            return fd_slot
+
+        if lower_path == "/dev/null":
+            entry = FDEntry(kind="dev_null", flags=open_flags, offset=0, tty_index=self._tty_index)
+            self._fds[fd_slot] = entry
+            return fd_slot
+
+        if lower_path == "/dev/zero":
+            entry = FDEntry(kind="dev_zero", flags=open_flags, offset=0, tty_index=self._tty_index)
+            self._fds[fd_slot] = entry
+            return fd_slot
+
+        if lower_path == "/dev/random":
+            entry = FDEntry(kind="dev_random", flags=open_flags, offset=0, tty_index=self._tty_index)
+            self._fds[fd_slot] = entry
+            return fd_slot
+
+        host_path = self._guest_to_host(guest_path, must_exist=False)
+        if host_path is None:
+            return u64_neg1()
+
+        try:
+            if not host_path.exists():
+                if (open_flags & O_CREAT) == 0 or not self._fd_can_write(open_flags):
+                    return u64_neg1()
+                host_path.parent.mkdir(parents=True, exist_ok=True)
+                host_path.write_bytes(b"")
+
+            if host_path.is_dir():
+                return u64_neg1()
+
+            if (open_flags & O_TRUNC) != 0:
+                host_path.write_bytes(b"")
+
+            offset = int(host_path.stat().st_size) if (open_flags & O_APPEND) != 0 else 0
+        except Exception:
+            return u64_neg1()
+
+        entry = FDEntry(kind="file", flags=open_flags, offset=offset, path=str(host_path), tty_index=self._tty_index)
+        self._fds[fd_slot] = entry
+        return fd_slot
+
+    def _fd_read(self, uc: Uc, fd: int, out_ptr: int, size: int) -> int:
+        req = int(u64(size))
+        entry = self._fd_lookup(int(fd))
+        data: bytes
+
+        if req == 0:
+            return 0
+
+        if out_ptr == 0:
+            return u64_neg1()
+
+        if entry is None or not self._fd_can_read(entry.flags):
+            return u64_neg1()
+
+        req = min(req, MAX_IO_READ)
+
+        if entry.kind == "tty":
+            out = bytearray()
+            while len(out) < req:
+                key = self.state.pop_key()
+                if key is None:
+                    break
+                out.append(key & 0xFF)
+            data = bytes(out)
+        elif entry.kind == "dev_null":
+            return 0
+        elif entry.kind == "dev_zero":
+            data = b"\x00" * req
+        elif entry.kind == "dev_random":
+            data = os.urandom(req)
+        elif entry.kind == "file":
+            try:
+                with open(entry.path, "rb") as fh:
+                    fh.seek(entry.offset)
+                    data = fh.read(req)
+            except Exception:
+                return u64_neg1()
+        else:
+            return u64_neg1()
+
+        if len(data) == 0:
+            return 0
+
+        if not self._write_guest_bytes(uc, int(out_ptr), data):
+            return u64_neg1()
+
+        entry.offset += len(data)
+        return len(data)
+
+    def _fd_write(self, uc: Uc, fd: int, buf_ptr: int, size: int) -> int:
+        req = int(u64(size))
+        entry = self._fd_lookup(int(fd))
+        data: Optional[bytes]
+        write_pos: int
+
+        if req == 0:
+            return 0
+
+        if buf_ptr == 0:
+            return u64_neg1()
+
+        if entry is None or not self._fd_can_write(entry.flags):
+            return u64_neg1()
+
+        req = min(req, MAX_IO_READ)
+        data = self._read_guest_bytes_exact(uc, int(buf_ptr), req)
+        if data is None:
+            return u64_neg1()
+
+        if entry.kind == "tty":
+            self._host_write_bytes(data)
+            entry.offset += len(data)
+            return len(data)
+
+        if entry.kind in ("dev_null", "dev_zero", "dev_random"):
+            entry.offset += len(data)
+            return len(data)
+
+        if entry.kind != "file":
+            return u64_neg1()
+
+        try:
+            host_path = Path(entry.path)
+            if not host_path.exists():
+                if (entry.flags & O_CREAT) == 0 or not self._fd_can_write(entry.flags):
+                    return u64_neg1()
+                host_path.parent.mkdir(parents=True, exist_ok=True)
+                host_path.write_bytes(b"")
+
+            with open(host_path, "r+b") as fh:
+                write_pos = int(entry.offset)
+                fh.seek(write_pos)
+                fh.write(data)
+        except Exception:
+            return u64_neg1()
+
+        entry.offset += len(data)
+        return len(data)
+
+    def _fd_close(self, fd: int) -> int:
+        key = int(fd)
+        if key not in self._fds:
+            return u64_neg1()
+        del self._fds[key]
+        return 0
+
+    def _fd_dup(self, fd: int) -> int:
+        src = self._fd_lookup(int(fd))
+        if src is None:
+            return u64_neg1()
+
+        slot = self._fd_find_free()
+        if slot < 0:
+            return u64_neg1()
+
+        self._fds[slot] = self._clone_fd_entry(src)
+        return slot
+
     @staticmethod
     def _truncate_item_text(text: str, max_bytes: int = EXEC_ITEM_MAX) -> str:
         if max_bytes <= 1:

wine/cleonos_wine_lib/state.py

@@ -6,7 +6,7 @@ import time
 from dataclasses import dataclass, field
 from typing import Deque, Dict, List, Optional, Tuple
 
-from .constants import u64
+from .constants import PROC_STATE_EXITED, PROC_STATE_PENDING, PROC_STATE_RUNNING, PROC_STATE_STOPPED, u64
 
 
 @dataclass
@@ -37,13 +37,27 @@ class SharedKernelState:
     kbd_hotkey_switches: int = 0
     log_journal_cap: int = 256
     log_journal: Deque[str] = field(default_factory=lambda: collections.deque(maxlen=256))
-    fs_write_max: int = 65536
+    fs_write_max: int = 16 * 1024 * 1024
 
+    # syscall stats
+    stats_lock: threading.Lock = field(default_factory=threading.Lock)
+    stats_total_calls: int = 0
+    stats_id_total: Dict[int, int] = field(default_factory=dict)
+    stats_recent_window_cap: int = 256
+    stats_recent_ring: Deque[int] = field(default_factory=lambda: collections.deque(maxlen=256))
+
+    # process table
     proc_lock: threading.Lock = field(default_factory=threading.Lock)
     proc_next_pid: int = 1
     proc_current_pid: int = 0
     proc_parents: Dict[int, int] = field(default_factory=dict)
     proc_status: Dict[int, Optional[int]] = field(default_factory=dict)
+    proc_state: Dict[int, int] = field(default_factory=dict)
+    proc_started_tick: Dict[int, int] = field(default_factory=dict)
+    proc_exited_tick: Dict[int, int] = field(default_factory=dict)
+    proc_mem_bytes: Dict[int, int] = field(default_factory=dict)
+    proc_tty_index: Dict[int, int] = field(default_factory=dict)
+    proc_path: Dict[int, str] = field(default_factory=dict)
     proc_argv: Dict[int, List[str]] = field(default_factory=dict)
     proc_env: Dict[int, List[str]] = field(default_factory=dict)
     proc_last_signal: Dict[int, int] = field(default_factory=dict)
@@ -54,6 +68,32 @@ class SharedKernelState:
     def timer_ticks(self) -> int:
         return (time.monotonic_ns() - self.start_ns) // 1_000_000
 
+    def record_syscall(self, sid: int) -> None:
+        key = int(u64(sid))
+
+        with self.stats_lock:
+            self.stats_total_calls = int(u64(self.stats_total_calls + 1))
+            self.stats_id_total[key] = int(u64(self.stats_id_total.get(key, 0) + 1))
+            self.stats_recent_ring.append(key)
+
+    def stats_total(self) -> int:
+        with self.stats_lock:
+            return int(self.stats_total_calls)
+
+    def stats_id_count(self, sid: int) -> int:
+        key = int(u64(sid))
+        with self.stats_lock:
+            return int(self.stats_id_total.get(key, 0))
+
+    def stats_recent_window(self) -> int:
+        with self.stats_lock:
+            return len(self.stats_recent_ring)
+
+    def stats_recent_id_count(self, sid: int) -> int:
+        key = int(u64(sid))
+        with self.stats_lock:
+            return sum(1 for item in self.stats_recent_ring if item == key)
+
     def push_key(self, key: int) -> None:
         with self.kbd_lock:
             if len(self.kbd_queue) >= self.kbd_queue_cap:
@@ -94,6 +134,8 @@ class SharedKernelState:
         return list(self.log_journal)[index_from_oldest]
 
     def alloc_pid(self, ppid: int) -> int:
+        now = self.timer_ticks()
+
         with self.proc_lock:
             pid = int(self.proc_next_pid)
 
@@ -107,6 +149,12 @@ class SharedKernelState:
 
             self.proc_parents[pid] = int(ppid)
             self.proc_status[pid] = None
+            self.proc_state[pid] = PROC_STATE_PENDING
+            self.proc_started_tick[pid] = now
+            self.proc_exited_tick[pid] = 0
+            self.proc_mem_bytes[pid] = 0
+            self.proc_tty_index[pid] = int(self.tty_active)
+            self.proc_path[pid] = ""
             self.proc_argv[pid] = []
             self.proc_env[pid] = []
             self.proc_last_signal[pid] = 0
@@ -123,12 +171,51 @@ class SharedKernelState:
         with self.proc_lock:
             return int(self.proc_current_pid)
 
+    def set_proc_running(self, pid: int, path: Optional[str], tty_index: int) -> None:
+        if pid <= 0:
+            return
+
+        now = self.timer_ticks()
+
+        with self.proc_lock:
+            if pid not in self.proc_status:
+                return
+
+            self.proc_state[pid] = PROC_STATE_RUNNING
+            if self.proc_started_tick.get(pid, 0) == 0:
+                self.proc_started_tick[pid] = now
+            self.proc_tty_index[pid] = int(tty_index)
+            if path:
+                self.proc_path[pid] = str(path)
+
     def mark_exited(self, pid: int, status: int) -> None:
         if pid <= 0:
             return
 
         with self.proc_lock:
             self.proc_status[int(pid)] = int(u64(status))
+            self.proc_state[int(pid)] = PROC_STATE_EXITED
+            self.proc_exited_tick[int(pid)] = self.timer_ticks()
+
+    def set_proc_stopped(self, pid: int) -> None:
+        if pid <= 0:
+            return
+
+        with self.proc_lock:
+            if pid not in self.proc_status:
+                return
+            if self.proc_state.get(pid, PROC_STATE_PENDING) != PROC_STATE_EXITED:
+                self.proc_state[pid] = PROC_STATE_STOPPED
+
+    def set_proc_pending(self, pid: int) -> None:
+        if pid <= 0:
+            return
+
+        with self.proc_lock:
+            if pid not in self.proc_status:
+                return
+            if self.proc_state.get(pid, PROC_STATE_PENDING) != PROC_STATE_EXITED:
+                self.proc_state[pid] = PROC_STATE_PENDING
 
     def wait_pid(self, pid: int) -> Tuple[int, int]:
         with self.proc_lock:
@@ -151,6 +238,8 @@ class SharedKernelState:
                 return
             self.proc_argv[pid] = [str(item) for item in argv]
             self.proc_env[pid] = [str(item) for item in env]
+            if argv:
+                self.proc_path[pid] = str(argv[0])
 
     def set_proc_fault(self, pid: int, signal: int, vector: int, error_code: int, rip: int) -> None:
         if pid <= 0:
@@ -164,6 +253,68 @@ class SharedKernelState:
             self.proc_fault_error[pid] = int(u64(error_code))
             self.proc_fault_rip[pid] = int(u64(rip))
 
+    def proc_count(self) -> int:
+        with self.proc_lock:
+            return len(self.proc_status)
+
+    def proc_pid_at(self, index: int) -> Optional[int]:
+        if index < 0:
+            return None
+
+        with self.proc_lock:
+            ordered = sorted(self.proc_status.keys())
+            if index >= len(ordered):
+                return None
+            return int(ordered[index])
+
+    def proc_state_value(self, pid: int) -> int:
+        with self.proc_lock:
+            return int(self.proc_state.get(int(pid), 0))
+
+    def proc_ppid(self, pid: int) -> int:
+        with self.proc_lock:
+            return int(self.proc_parents.get(int(pid), 0))
+
+    def proc_started_tick_value(self, pid: int) -> int:
+        with self.proc_lock:
+            return int(self.proc_started_tick.get(int(pid), 0))
+
+    def proc_exited_tick_value(self, pid: int) -> int:
+        with self.proc_lock:
+            return int(self.proc_exited_tick.get(int(pid), 0))
+
+    def proc_exit_status_value(self, pid: int) -> int:
+        with self.proc_lock:
+            value = self.proc_status.get(int(pid))
+            return int(value) if value is not None else 0
+
+    def proc_runtime_ticks(self, pid: int) -> int:
+        with self.proc_lock:
+            start = int(self.proc_started_tick.get(int(pid), 0))
+            state = int(self.proc_state.get(int(pid), 0))
+            end = int(self.proc_exited_tick.get(int(pid), 0))
+
+        if start == 0:
+            return 0
+
+        if state == PROC_STATE_EXITED and end >= start:
+            return end - start
+
+        now = self.timer_ticks()
+        return 0 if now < start else now - start
+
+    def proc_mem_bytes_value(self, pid: int) -> int:
+        with self.proc_lock:
+            return int(self.proc_mem_bytes.get(int(pid), 0))
+
+    def proc_tty_index_value(self, pid: int) -> int:
+        with self.proc_lock:
+            return int(self.proc_tty_index.get(int(pid), 0))
+
+    def proc_path_value(self, pid: int) -> str:
+        with self.proc_lock:
+            return str(self.proc_path.get(int(pid), ""))
+
     def proc_argc(self, pid: int) -> int:
         with self.proc_lock:
             return len(self.proc_argv.get(int(pid), []))