A header-only, zero-allocation, no std efficient url router in C99. It is implemented with a radix trie and scales well with a high number of routes.
It is inspired by the matchit crate in rust.
#include <stdio.h>
#define URLROUTER_IMPLEMENTATION
#include "urlrouter.h"
typedef void (*user_cb_t)(urlparam id);
void user(urlparam id)
{
if (id.value)
printf("New req with id: %.*s\n", id.len, id.value);
else
printf("New req without id\n");
}
int main(void)
{
urlrouter router;
char buff[1024 * 4]; // This buffer is enough to store ~50 routes
urlrouter_init(&router, buff, 1024 * 4);
urlrouter_add(&router, "/user/{id}/test", user);
urlrouter_add(&router, "/user", user);
urlparam params[5] = {0};
user_cb_t cb = urlrouter_find(&router, "/user/168/test", params, 5, NULL);
if (cb)
cb(params[0]);
else
printf("route not found\n");
return 0;
}