opsJson’s gists

opsJson / easy-auto-heap.c

Last active January 15, 2022 02:15

every time malloc/calloc is called again, the memory is automatically freed.

	#include <stdio.h>
	#include <stdlib.h>

	#ifndef HEAP_MAX
	#define HEAP_MAX 1
	#endif

	struct HeapMap_s {
	void *memory;
	char *file;

opsJson / file-buffer.c

Last active September 11, 2022 19:46

Write variables to file and read file to variable, easily.

	#include <stdio.h>
	#include <stdlib.h>

	void ftob(const char file, unsigned int *size, ...) {
	FILE *fp;
	unsigned char *buffer;
	long int _size;

	if ((fp = fopen(file, "rb")) == NULL) {
	fprintf(stderr, "ERROR: Could not open '%s'\n", file);

opsJson / c-autogui.c

Last active March 26, 2024 18:10

PyAutoGui, but in C, for Windows.

	#include <windows.h>
	#include <stdarg.h>

	int counter(wchar_t* str) {
	int i = 0;
	while (*str) {
	if (*str == ',') i++;
	str++;
	}
	return i+1;

opsJson / type-checker.c

Last active December 26, 2021 00:46

Easily gets the type of a variable.

	#include <stdio.h>
	#include <limits.h>

	#define typeof(x) \
	(((x == 0) ? (x = 0.00000000001) : (x)) / INT_MAX == 0) \
	? ("0cs0i0000"[sizeof(x)]) \
	: ("0000f000d"[sizeof(x)])

	int main() {
	char c;

opsJson / easy-thread.c

Last active March 4, 2022 23:56

Easily async and resync any function, casts are automatically made. You can pass any number of arguments, and can get the return value. Easy interface for mutex.

	#include <stdio.h>
	#include <assert.h>
	#include <pthread.h>
	#include <stdarg.h>

	#define thread_local _Thread_local

	#ifndef THREAD_MAX
	#define THREAD_MAX 50
	#endif

opsJson / easy-string.c

Last active January 17, 2022 20:49

Minimal set of string functions.

	#include <stdio.h>
	#include <string.h>
	#include <ctype.h>

	#define str_assert(condition) \
	{ \
	if (!(condition)) { \
	fprintf(stderr, "Expression: '%s' failed at %s:%i\n", \
	#condition, file, line); \
	return 0; \

opsJson / easy-http-server.c

Last active March 20, 2022 21:38

Easily create web apps on Windows.

	#include <winsock2.h>
	#include <assert.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <string.h>

	/*///////////////////////////////////

	easy-string

opsJson / easy-http-client.c

Last active January 7, 2022 03:49

Easily make HTTP requests over internet, on Windows.

	#include <winsock2.h>
	#include <assert.h>
	#include <stdio.h>
	#include <string.h>
	#include <stdarg.h>

	/*///////////////////////////////////

	easy-strings

opsJson / easy-leaks-finder.c

Last active January 17, 2022 01:24

Easily find memory leaks, at runtime.

	#include <stdio.h>
	#include <stdlib.h>

	#ifndef HEAP_MAX
	#define HEAP_MAX 50
	#endif

	struct HeapMap_s {
	void *memory;
	char *file;

opsJson / easy-man-in-the-middle.c

Last active December 25, 2021 23:32

Execute code before and after main function.

	#include <stdio.h>

	void before_main() {
	printf("code before main here.\n");
	}

	void after_main() {
	printf("code after main here.\n");
	}