Techneck/code/source-c/hook.c

#include <hook.h>

#include <stdlib.h>
#include <stdio.h>
 
tc_hooklist_s tc_new_hooklist(u32_t capacity)
{
    tc_hooklist_s           hooklist;
    hooklist.capacity           = capacity;
    hooklist.num_hooks          = 0;
    hooklist.hooks              = malloc(sizeof(tc_fn_hook)); 
    
    return hooklist;
}

void tc_add_to_hooklist(tc_hooklist_s *list, tc_fn_hook function, void *userdata)
{
    if(list->num_hooks >= list->capacity)
    {
        puts("hook.c: Hook-Capacity exceeded!\n");
        return;
    }
    list->hooks[list->num_hooks].function     = function;
    list->hooks[list->num_hooks].userdata     = userdata;
    ++list->num_hooks;
}

void tc_run_hooklist(tc_hooklist_s *list, void *subject)
{
    for(u32_t index = 0; index < list->num_hooks; ++index)
    {
        list->hooks[index].function(subject, list->hooks[index].userdata);
    }
}