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2026-05-07 02:22:25 +03:00
commit 1a9fd27a31
226 changed files with 29188 additions and 0 deletions
@@ -0,0 +1,19 @@
+#ifndef _CTYPE_H
+#define _CTYPE_H
+
+int isalnum(int c);
+int isalpha(int c);
+int isblank(int c);
+int iscntrl(int c);
+int isdigit(int c);
+int isgraph(int c);
+int islower(int c);
+int isupper(int c);
+int isprint(int c);
+int ispunct(int c);
+int isspace(int c);
+int isxdigit(int c);
+int tolower(int c);
+int toupper(int c);
+
+#endif
@@ -0,0 +1,62 @@
+#ifndef _MATH_H
+#define _MATH_H
+
+#include <stdint.h>
+
+int abs(int x);
+double fabs(double x);
+double pow(double base, double exp);
+double pow10(int n);
+int isinf(double x);
+int isnan(double x);
+
+static inline double floor(double x) {
+    int64_t i = (int64_t)x;
+    return (double)(i - (x < (double)i));
+}
+
+static inline double ceil(double x) {
+    int64_t i = (int64_t)x;
+    return (double)(i + (x > (double)i));
+}
+
+static inline double round(double x) {
+    return (x >= 0.0) ? floor(x + 0.5) : ceil(x - 0.5);
+}
+
+static inline double sqrt(double x) {
+    double result;
+    asm volatile ("sqrtsd %1, %0" : "=x"(result) : "x"(x));
+    return result;
+}
+
+static inline float sqrtf(float x) {
+    float result;
+    asm volatile ("sqrtss %1, %0" : "=x"(result) : "x"(x));
+    return result;
+}
+
+static inline double log2(double x) {
+    double result;
+    asm volatile (
+        "fld1\n\t"
+        "fld  %1\n\t"
+        "fyl2x\n\t"
+        "fstp %0\n\t"
+        : "=m"(result) : "m"(x)
+    );
+    return result;
+}
+
+#define MIN(a, b) ({ __typeof__(a) _a = (a); __typeof__(b) _b = (b); _a < _b ? _a : _b; })
+#define MAX(a, b) ({ __typeof__(a) _a = (a); __typeof__(b) _b = (b); _a > _b ? _a : _b; })
+
+#define ALIGN_UP(x, align)   (((x) + (align) - 1) & ~((align) - 1))
+#define ALIGN_DOWN(x, align) ((x) & ~((align) - 1))
+
+#define IS_POWER_OF_TWO(x) ((x) != 0 && (((x) & ((x) - 1)) == 0))
+
+#define INFINITY (1.0/0.0)
+#define NAN (0.0/0.0)
+
+#endif
@@ -0,0 +1,44 @@
+#ifndef _STDIO_H
+#define _STDIO_H
+
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#define EOF (-1)
+#define MAX_SCROLL_LINES 1000
+
+int putchar(int c);
+int puts(const char *str);
+int printf(const char *format, ...);
+
+int sprintf (char* restrict buf, const char* restrict fmt, ...);
+int snprintf(char* restrict buf, size_t size, const char* restrict fmt, ...);
+int vsprintf (char* restrict buf, const char* restrict fmt, va_list ap);
+int vsnprintf(char* restrict buf, size_t size, const char* restrict fmt, va_list ap);
+int vprintf(const char* restrict fmt, va_list ap);
+
+int getchar(void);
+int scanf (const char * restrict fmt, ...);
+int vscanf(const char * restrict fmt, va_list ap);
+int sscanf (const char * restrict str, const char * restrict fmt, ...);
+int vsscanf(const char *str, const char *fmt, va_list ap);
+
+extern uint32_t cursor_x;
+extern uint32_t cursor_y;
+
+extern uint32_t text_color;
+extern uint32_t bg_color;
+
+void scroll_screen(int lines);
+uint32_t get_screen_width(void);
+uint32_t get_screen_height(void);
+
+void set_cursor_position(uint32_t x, uint32_t y);
+void get_cursor_position(uint32_t *x, uint32_t *y);
+void set_text_color(uint32_t color);
+void clear_screen(void);
+void scroll_up(int lines);
+
+#endif
@@ -0,0 +1,30 @@
+#ifndef _STDLIB_H
+#define _STDLIB_H
+
+#include <stddef.h>
+#include <math.h>
+
+char* itoa(int val, char* restrict str, int base);
+
+long          strtol  (const char * restrict s, char ** restrict end, int base);
+unsigned long strtoul (const char * restrict s, char ** restrict end, int base);
+
+long long          strtoll (const char * restrict s, char ** restrict end, int base);
+unsigned long long strtoull(const char * restrict s, char ** restrict end, int base);
+
+static inline int  atoi(const char* s) { return (int)strtol (s, (char**)0, 10); }
+static inline long atol(const char* s) {      return strtol (s, (char**)0, 10); }
+
+void* malloc (size_t size);
+void* calloc (size_t nmemb, size_t size);
+void* realloc(void* ptr, size_t size);
+void  free (void* ptr);
+void* aligned_alloc(size_t alignment, size_t size);
+void  aligned_free (void* ptr);
+
+static inline void abort(void) {
+    __asm__ volatile ("cli; hlt");
+    __builtin_unreachable();
+}
+
+#endif
@@ -0,0 +1,45 @@
+#ifndef _STRING_H
+#define _STRING_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+void* memcpy (void* restrict dst, const void* restrict src, size_t n);
+void* memmove(void* dst, const void* src, size_t n);
+void* memset (void* dst, int c, size_t n);
+int   memcmp (const void* a, const void* b, size_t n);
+void *memchr(void *p, int val, size_t n);
+void *rawmemchr(void *p, int c);
+
+void* memset_explicit(void* dst, int c, size_t n);
+
+size_t strlen (const char* s);
+size_t strnlen(const char* s, size_t maxlen);
+
+char *strcpy(char *dest, const char *src);
+char *strncpy(char *dest, const char *src, size_t n);
+
+char *strcat(char *dest, const char *src);
+char* strncat(char* restrict dst, const char* restrict src, size_t n);
+
+int strcmp (const char* a, const char* b);
+int strncmp(const char* a, const char* b, size_t n);
+
+char* strchr (const char* s, int c);
+char* strrchr(const char* s, int c);
+char* strstr (const char* haystack, const char* needle);
+char* strpbrk(const char* s, const char* accept);
+size_t strspn (const char* s, const char* accept);
+size_t strcspn(const char* s, const char* reject);
+char *strtok(char *str, const char *delim);
+
+long strtol (const char* restrict s, char** restrict end, int base);
+unsigned long strtoul(const char* restrict s, char** restrict end, int base);
+
+char* strdup(const char* s);
+
+static inline void bzero(void* s, size_t n) {
+    memset(s, 0, n);
+}
+
+#endif