5 files changed, 269 insertions, 0 deletions

diff --git a/src/lib/include/kogata/draw.h b/src/lib/include/kogata/draw.h
new file mode 100644
index 0000000..fb9fe05
--- /dev/null
+++ b/src/lib/include/kogata/draw.h
@@ -0,0 +1,64 @@
+#pragma once
+
+#include <kogata/syscall.h>
+#include <proto/fb.h>
+
+//  ---- Generic drawing functions
+
+//  ---- Data structures
+
+typedef struct {
+	fb_info_t geom;
+
+	fd_t fd;
+	uint8_t* data;
+} fb_t;
+
+typedef struct font font_t;
+
+typedef uint32_t color_t;	// a color is always linked to a FB on which it is to be applied
+
+//  ---- Buffer creation
+
+fb_t *g_fb_from_file(fd_t file, fb_info_t *geom);
+fb_t *g_fb_from_mem(uint8_t* region, fb_info_t *geom);
+
+void g_delete_fb(fb_t *fb);
+
+//  ---- Color manipulation
+
+color_t g_color_rgb(fb_t *f, uint8_t r, uint8_t g, uint8_t b);
+
+//  ---- Drawing primitives
+
+void g_plot(fb_t *fb, int x, int y, color_t c);
+
+void g_hline(fb_t *fb, int x, int y, int w, color_t c);		// horizontal line
+void g_vline(fb_t *fb, int x, int y, int h, color_t c);		// vertical line
+void g_line(fb_t *fb, int x1, int y1, int x2, int y2, color_t c);
+
+void g_rect(fb_t *fb, int x, int y, int w, int h, color_t c);
+void g_fillrect(fb_t *fb, int x, int y, int w, int h, color_t c);
+void g_rect_r(fb_t *fb, fb_region_t reg, color_t c);
+void g_fillrect_r(fb_t *fb, fb_region_t reg, color_t c);
+
+void g_circle(fb_t *fb, int cx, int cy, int r, color_t c);
+void g_fillcircle(fb_t *fb, int cx, int cy, int r, color_t c);
+
+void g_blit(fb_t *dst, int x, int y, fb_t *src);
+void g_blit_region(fb_t *dst, int x, int y, fb_t *src, fb_region_t reg);
+
+void g_scroll_up(fb_t *fb, int l);
+
+//  ---- Text manipulation
+
+font_t *g_load_font(const char* fontname);
+void g_free_font(font_t *f);
+
+int g_text_width(font_t *f, const char* text);
+int g_text_height(font_t *f, const char* text);
+
+void g_write(fb_t *fb, int x, int y, const char* text, font_t *font, color_t c);
+
+
+/* vim: set ts=4 sw=4 tw=0 noet :*/
diff --git a/src/lib/include/kogata/gip.h b/src/lib/include/kogata/gip.h
new file mode 100644
index 0000000..1d1725a
--- /dev/null
+++ b/src/lib/include/kogata/gip.h
@@ -0,0 +1,56 @@
+#pragma once
+
+// Not thread safe
+
+#include <kogata/hashtbl.h>
+#include <kogata/mainloop.h>
+
+#include <proto/gip.h>
+
+typedef struct gip_handler gip_handler_t;
+
+typedef void (*noarg_gip_callback_t)(gip_handler_t *s, gip_msg_header *m);
+typedef void (*gip_reply_callback_t)(gip_handler_t *s, gip_msg_header *m, void* msg_data, void* cb_data);
+
+typedef struct {
+	noarg_gip_callback_t
+		reset, initiate, ok, failure,
+		enable_features, disable_features,
+		query_mode, set_mode, switch_buffer,
+		key_down, key_up;
+	void (*buffer_info)(gip_handler_t *s, gip_msg_header *m, gip_buffer_info_msg *i);
+	void (*mode_info)(gip_handler_t *s, gip_msg_header *m, gip_mode_info_msg *i);
+	void (*buffer_damage)(gip_handler_t *s, gip_msg_header *m, gip_buffer_damage_msg *i);
+	void (*unknown_msg)(gip_handler_t *s, gip_msg_header *m);
+	void (*fd_error)(gip_handler_t *s);
+} gip_handler_callbacks_t;
+
+typedef struct gip_handler {
+	gip_handler_callbacks_t* cb;
+	void* data;
+
+	gip_msg_header			msg_buf;
+	gip_buffer_info_msg		buffer_info_msg_buf;
+	gip_mode_info_msg		mode_info_msg_buf;
+	gip_buffer_damage_msg	buffer_damage_msg_buf;
+
+	hashtbl_t *requests_in_progress;
+	uint32_t next_req_id;
+
+	mainloop_fd_t	mainloop_item;
+} gip_handler_t;
+
+gip_handler_t *new_gip_handler(gip_handler_callbacks_t *cb, void* data);
+void delete_gip_handler(gip_handler_t *h);
+
+// GIP send messages
+
+bool gip_cmd(gip_handler_t *h, gip_msg_header *msg, void* msg_data, gip_reply_callback_t cb, void* cb_data);
+
+bool gip_reply(gip_handler_t *h, gip_msg_header *orig_request, gip_msg_header *msg, void* msg_data);
+bool gip_reply_fail(gip_handler_t *h, gip_msg_header *o);
+bool gip_reply_ok(gip_handler_t *h, gip_msg_header *o);
+
+bool gip_notify(gip_handler_t *h, gip_msg_header *msg, void* msg_data);
+
+/* vim: set ts=4 sw=4 tw=0 noet :*/
diff --git a/src/lib/include/kogata/keyboard.h b/src/lib/include/kogata/keyboard.h
new file mode 100644
index 0000000..63c6c2c
--- /dev/null
+++ b/src/lib/include/kogata/keyboard.h
@@ -0,0 +1,39 @@
+#pragma once
+
+#include <proto/keyboard.h>
+
+#include <proto/keymap_file.h>
+
+#define KBD_CHAR		0x01
+#define KBD_ALT			0x02
+#define KBD_CTRL		0x04
+#define KBD_SUPER		0x08
+#define KBD_SHIFT		0x10
+#define KBD_CAPS		0x20
+#define KBD_MOD			0x40
+
+typedef struct {
+	union {
+		int chr;		// if flags & KBD_CHAR, chr is a character number
+		int key;		// if !(flags & KBD_CHAR), key is one of KBD_CODE_* defined in <proto/keyboard.h>
+	};
+	uint32_t flags;	// one of kbd_*
+} key_t;
+
+typedef struct {
+	keymap_t km;
+	int key_char[256];
+	uint32_t status;		// mask of alt/ctrl/super
+} keyboard_t;
+
+keyboard_t *init_keyboard();
+void free_keyboard(keyboard_t *t);
+
+bool load_keymap(keyboard_t *kb, const char* kmname);
+
+key_t keyboard_press(keyboard_t *t, int scancode);			// what key is pressed?
+key_t keyboard_release(keyboard_t *t, int scancode);		// what key is released?
+
+
+
+/* vim: set ts=4 sw=4 tw=0 noet :*/
diff --git a/src/lib/include/kogata/mainloop.h b/src/lib/include/kogata/mainloop.h
new file mode 100644
index 0000000..2b447ef
--- /dev/null
+++ b/src/lib/include/kogata/mainloop.h
@@ -0,0 +1,47 @@
+#pragma once
+
+// These functions are not thread safe, their purpose
+// is to multiplex several IO operations on a
+// single thread.
+
+#include <kogata/syscall.h>
+
+#define MAINLOOP_MAX_WR_BUFS 4
+
+typedef struct mainloop_fd mainloop_fd_t;
+
+typedef void (*buf_full_callback_t)(mainloop_fd_t *fd);
+typedef void (*fd_error_callback_t)(mainloop_fd_t *fd);
+
+typedef struct {
+	size_t size, written;
+	void* buf;
+	bool must_free;
+} mainloop_wr_buf_t;
+
+typedef struct mainloop_fd {
+	fd_t fd;
+	
+	size_t rd_buf_expect_size, rd_buf_filled;
+	void* rd_buf;
+
+	mainloop_wr_buf_t wr_bufs[MAINLOOP_MAX_WR_BUFS];
+
+	void* data;
+
+	buf_full_callback_t rd_on_full;
+	fd_error_callback_t on_error;
+
+	mainloop_fd_t *next;
+} mainloop_fd_t;
+
+void mainloop_add_fd(mainloop_fd_t* fd);
+void mainloop_rm_fd(mainloop_fd_t* fd);
+
+void mainloop_expect(mainloop_fd_t *fd, void* buf, size_t size, buf_full_callback_t cb);
+bool mainloop_nonblocking_write(mainloop_fd_t *fd, void* buf, size_t size, bool must_free_buf);
+
+void mainloop_run();
+void mainloop_exit();
+
+/* vim: set ts=4 sw=4 tw=0 noet :*/
diff --git a/src/lib/include/kogata/syscall.h b/src/lib/include/kogata/syscall.h
new file mode 100644
index 0000000..378dda2
--- /dev/null
+++ b/src/lib/include/kogata/syscall.h
@@ -0,0 +1,63 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#include <proto/syscall.h>
+#include <proto/mmap.h>
+#include <proto/fs.h>
+#include <proto/token.h>
+
+#include <kogata/debug.h>
+
+typedef void (*entry_t)(void*);
+
+void dbg_print(const char* str);
+void yield();
+void exit(int code);
+void usleep(int usecs);
+bool sys_new_thread(void* eip, void* esp);
+void exit_thread();
+
+bool mmap(void* addr, size_t size, int mode);
+bool mmap_file(fd_t file, size_t offset, void* addr, size_t size, int mode);
+bool mchmap(void* addr, int mode);
+bool munmap(void* addr);
+
+bool create(const char* name, int type);
+bool delete(const char* name);
+bool move(const char* oldname, const char* newname);
+bool stat(const char* name, stat_t *s);
+
+fd_t open(const char* name, int mode);
+void close(fd_t file);
+size_t read(fd_t file, size_t offset, size_t len, char *buf);
+size_t write(fd_t file, size_t offset, size_t len, const char* buf);
+bool readdir(fd_t file, size_t ent_no, dirent_t *d);
+bool stat_open(fd_t file, stat_t *s);
+int ioctl(fd_t file, int command, void* data);
+int fctl(fd_t file, int command, void* data);
+bool select(sel_fd_t* fds, size_t nfds, int timeout);
+
+fd_pair_t make_channel(bool blocking);
+fd_t make_shm(size_t size);
+bool gen_token(fd_t file, token_t *tok);
+fd_t use_token(token_t *tok);
+
+bool make_fs(const char* name, const char* driver, fd_t source, const char* options);
+bool fs_add_source(const char* fs, fd_t source, const char* options);
+bool fs_subfs(const char* name, const char* orig_fs, const char* root, int ok_modes);
+void fs_remove(const char* name);
+
+pid_t new_proc();
+bool bind_fs(pid_t pid, const char* new_name, const char* fs);
+bool bind_subfs(pid_t pid, const char* new_name, const char* fs, const char* root, int ok_modes);
+bool bind_make_fs(pid_t pid, const char* name, const char* driver, fd_t source, const char* options);
+bool bind_fd(pid_t pid, fd_t new_fd, fd_t fd);
+bool proc_exec(pid_t pid, const char* file);
+bool proc_status(pid_t pid, proc_status_t *s);
+bool proc_kill(pid_t pid, proc_status_t *s);
+void proc_wait(pid_t pid, bool wait, proc_status_t *s);
+
+/* vim: set ts=4 sw=4 tw=0 noet :*/