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#ifndef CHATTY_H
#include <assert.h>
#include <locale.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <sys/mman.h>
#include <sys/socket.h>
#include <time.h>
#include <unistd.h>
#include <wchar.h>
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
typedef int8_t s8;
typedef int16_t s16;
typedef int32_t s32;
typedef int64_t s64;
typedef enum {
False = 0,
True = 1
} Bool;
// port for chatty
#define PORT 9983
// max number of bytes that can be logged at once
#define LOGMESSAGE_MAX 2048
#define LOG_FMT "%H:%M:%S "
#define LOG_LEN 10
#define Kilobytes(Value) ((Value) * 1024)
#define Megabytes(Value) (Kilobytes(Value) * 1024)
#define Gigabytes(Value) (Megabytes((u64)Value) * 1024)
#define Terabytes(Value) (Gigabytes((u64)Value) * 1024)
#define PAGESIZE 4096
#define local_persist static
#define global_variable
#define internal static
global_variable s32 logfd;
u32
wstrlen(u32* str)
{
u32 i = 0;
while (str[i] != 0)
i++;
return i;
}
void
loggingf(char* format, ...)
{
char buf[LOGMESSAGE_MAX];
va_list args;
va_start(args, format);
vsnprintf(buf, sizeof(buf), format, args);
va_end(args);
int n = 0;
while (*(buf + n) != 0) n++;
u64 t = time(0);
u8 timestamp[LOG_LEN];
struct tm* ltime = localtime((time_t*)&t);
strftime((char*)timestamp, LOG_LEN, LOG_FMT, ltime);
write(logfd, timestamp, LOG_LEN - 1);
write(logfd, buf, n);
}
// Arena Allocator
struct Arena {
void* addr;
u64 size;
u64 pos;
} typedef Arena;
#define PushArray(arena, type, count) (type*)ArenaPush((arena), sizeof(type) * (count))
#define PushArrayZero(arena, type, count) (type*)ArenaPushZero((arena), sizeof(type) * (count))
#define PushStruct(arena, type) PushArray((arena), (type), 1)
#define PushStructZero(arena, type) PushArrayZero((arena), (type), 1)
// Returns arena in case of success, or 0 if it failed to alllocate the memory
void
ArenaAlloc(Arena* arena, u64 size)
{
arena->addr = mmap(0, size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
assert(arena->addr != MAP_FAILED);
arena->pos = 0;
arena->size = size;
}
void
ArenaRelease(Arena* arena)
{
munmap(arena->addr, arena->size);
}
void*
ArenaPush(Arena* arena, u64 size)
{
u8* mem;
mem = (u8*)arena->addr + arena->pos;
arena->pos += size;
assert(arena->pos <= arena->size);
return mem;
}
#endif
#define CHATTY_H
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