Restructuration part 2: libc, programs

src/libc/stdio.h

@@ -0,0 +1,41 @@
+#ifndef INCLUDE_STDIO_H
+#define INCLUDE_STDIO_H
+
+#include "stdint.h"
+
+#define FB_GREEN      2
+#define FB_DARK_GREY  8
+
+#define FB_CMD_PORT       0x3D4
+#define FB_DATA_PORT      0x3D5
+#define FB_HIGH_BYTE_CMD  14
+#define FB_LOW_BYTE_CMD   15
+
+void move_cursor(int x, int y);
+void putchar(int x, int y, char c);
+void puts(const char* str);
+void colorputs(const char* str, unsigned int color);
+void clear(void);
+void putcolor(int x, int y, unsigned int color);
+char getchar(int x, int y);
+unsigned int getcolor(int x, int y);
+void scroll(int lines);
+void putc(char c);
+void colorputc(char c, unsigned int color);
+
+#define PRINTF_STATE_START 0
+#define PRINTF_STATE_LENGTH 1
+#define PRINTF_STATE_SHORT 2
+#define PRINTF_STATE_LONG 3
+#define PRINTF_STATE_SPEC 4
+
+#define PRINTF_LENGTH_START 0
+#define PRINTF_LENGTH_SHORT_SHORT 1
+#define PRINTF_LENGTH_SHORT 2
+#define PRINTF_LENGTH_LONG 3
+#define PRINTF_LENGTH_LONG_LONG 4
+
+void printf(const char* fmt, ...);
+int* printf_number(int* argp, int length, bool sign, int radix);
+
+#endif