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Porting of apps to userspace

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This commit is contained in:
boreddevnl
2026-02-26 20:07:21 +01:00
parent c2ead0d6a7
commit 786eac0345
84 changed files with 2887 additions and 2392 deletions
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153
src/kernel/syscall.c
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@@ -5,7 +5,8 @@
#include "process.h"
#include "wm.h"
#include "fat32.h"
#include "fat32.h"
#include "paging.h"
#include "platform.h"
// Read MSR
static inline uint64_t rdmsr(uint32_t msr) {
@@ -69,6 +70,50 @@ static void user_window_click(Window *win, int x, int y) {
process_push_gui_event(proc, &ev);
}
static void user_window_right_click(Window *win, int x, int y) {
process_t *proc = (process_t *)win->data;
if (!proc) return;
gui_event_t ev = { .type = GUI_EVENT_RIGHT_CLICK, .arg1 = x, .arg2 = y };
process_push_gui_event(proc, &ev);
}
static void user_window_mouse_down(Window *win, int x, int y) {
process_t *proc = (process_t *)win->data;
if (!proc) return;
gui_event_t ev = { .type = GUI_EVENT_MOUSE_DOWN, .arg1 = x, .arg2 = y };
process_push_gui_event(proc, &ev);
}
static void user_window_mouse_up(Window *win, int x, int y) {
process_t *proc = (process_t *)win->data;
if (!proc) return;
gui_event_t ev = { .type = GUI_EVENT_MOUSE_UP, .arg1 = x, .arg2 = y };
process_push_gui_event(proc, &ev);
}
static void user_window_mouse_move(Window *win, int x, int y, uint8_t buttons) {
process_t *proc = (process_t *)win->data;
if (!proc) return;
gui_event_t ev = { .type = GUI_EVENT_MOUSE_MOVE, .arg1 = x, .arg2 = y, .arg3 = buttons };
process_push_gui_event(proc, &ev);
}
// Helper function for WM to send mouse events
void syscall_send_mouse_move_event(Window *win, int x, int y, uint8_t buttons) {
if (!win || !win->data) return;
user_window_mouse_move(win, x, y, buttons);
}
void syscall_send_mouse_down_event(Window *win, int x, int y) {
if (!win || !win->data) return;
user_window_mouse_down(win, x, y);
}
void syscall_send_mouse_up_event(Window *win, int x, int y) {
if (!win || !win->data) return;
user_window_mouse_up(win, x, y);
}
static void user_window_key(Window *win, char c) {
process_t *proc = (process_t *)win->data;
if (!proc) return;
@@ -185,9 +230,9 @@ uint64_t syscall_handler_c(uint64_t syscall_num, uint64_t arg1, uint64_t arg2, u
// Set callbacks
win->paint = user_window_paint;
win->handle_click = user_window_click;
win->handle_right_click = user_window_right_click;
win->handle_close = user_window_close;
win->handle_key = user_window_key;
win->handle_right_click = NULL;
proc->ui_window = win;
wm_add_window(win);
@@ -398,6 +443,110 @@ uint64_t syscall_handler_c(uint64_t syscall_num, uint64_t arg1, uint64_t arg2, u
extern void serial_write(const char *str);
serial_write((const char *)arg2);
return 0;
} else if (syscall_num == 9) { // SYS_SBRK
int incr = (int)arg1;
process_t *proc = process_get_current();
if (!proc || !proc->is_user) return (uint64_t)-1;
uint64_t old_end = proc->heap_end;
if (incr == 0) return old_end;
uint64_t new_end = old_end + incr;
// If expanding, we might need to map new pages
if (incr > 0) {
uint64_t start_page = (old_end + 0xFFF) & ~0xFFF;
uint64_t end_page = (new_end + 0xFFF) & ~0xFFF;
for (uint64_t page = start_page; page < end_page; page += 4096) {
void *phys = kmalloc_aligned(4096, 4096);
if (!phys) return (uint64_t)-1; // Out of memory
extern void mem_memset(void *dest, int val, size_t len);
mem_memset(phys, 0, 4096);
paging_map_page(proc->pml4_phys, page, v2p((uint64_t)phys), 0x07); // PT_PRESENT | PT_RW | PT_USER
}
}
proc->heap_end = new_end;
return old_end;
} else if (syscall_num == 5) { // SYS_SYSTEM
int cmd = (int)arg1;
if (cmd == 1) { // SYSTEM_CMD_SET_BG_COLOR
uint32_t color = (uint32_t)arg2;
extern void graphics_set_bg_color(uint32_t color);
graphics_set_bg_color(color);
return 0;
} else if (cmd == 2) { // SYSTEM_CMD_SET_BG_PATTERN
uint32_t *user_pat = (uint32_t *)arg2;
if (!user_pat) {
extern void graphics_set_bg_pattern(uint32_t *pattern);
graphics_set_bg_pattern(NULL);
} else {
static uint32_t global_bg_pattern[128*128];
for (int i=0; i<128*128; i++) {
global_bg_pattern[i] = user_pat[i];
}
extern void graphics_set_bg_pattern(uint32_t *pattern);
graphics_set_bg_pattern(global_bg_pattern);
}
extern void wm_refresh(void);
wm_refresh();
return 0;
} else if (cmd == 3) { // SYSTEM_CMD_SET_WALLPAPER
int wp_id = (int)arg2;
extern void wallpaper_request_set(int index);
wallpaper_request_set(wp_id);
return 0;
} else if (cmd == 4) { // SYSTEM_CMD_SET_DESKTOP_PROP
int prop = (int)arg2;
int val = (int)arg3;
extern _Bool desktop_snap_to_grid;
extern _Bool desktop_auto_align;
extern int desktop_max_rows_per_col;
extern int desktop_max_cols;
if (prop == 1) desktop_snap_to_grid = val;
if (prop == 2) desktop_auto_align = val;
if (prop == 3) desktop_max_rows_per_col = val;
if (prop == 4) desktop_max_cols = val;
extern void wm_refresh_desktop(void);
wm_refresh_desktop();
return 0;
} else if (cmd == 5) { // SYSTEM_CMD_SET_MOUSE_SPEED
extern int mouse_speed;
mouse_speed = (int)arg2;
return 0;
} else if (cmd == 6) { // SYSTEM_CMD_NETWORK_INIT
extern int network_init(void);
return network_init();
} else if (cmd == 7) { // SYSTEM_CMD_GET_DESKTOP_PROP
int prop = (int)arg2;
extern _Bool desktop_snap_to_grid;
extern _Bool desktop_auto_align;
extern int desktop_max_rows_per_col;
extern int desktop_max_cols;
if (prop == 1) return desktop_snap_to_grid;
if (prop == 2) return desktop_auto_align;
if (prop == 3) return desktop_max_rows_per_col;
if (prop == 4) return desktop_max_cols;
return 0;
} else if (cmd == 8) { // SYSTEM_CMD_GET_MOUSE_SPEED
extern int mouse_speed;
return mouse_speed;
} else if (cmd == 9) { // SYSTEM_CMD_GET_WALLPAPER_THUMB
int id = (int)arg2;
uint32_t *dest = (uint32_t *)arg3;
if (!dest) return -1;
extern uint32_t* wallpaper_get_thumb(int index);
extern _Bool wallpaper_thumb_valid(int index);
if (!wallpaper_thumb_valid(id)) return -1;
uint32_t *thumb = wallpaper_get_thumb(id);
if (!thumb) return -1;
for (int i=0; i<100*60; i++) dest[i] = thumb[i];
return 0;
}
return -1;
}
return 0;