static void pool_free()

in include/yyjson/yyjson.c [1060:1084]

• 20 lines of code
• 8 McCabe index (conditional complexity)

static void pool_free(void *ctx_ptr, void *ptr) {
    /* assert(ptr != NULL) */
    pool_ctx *ctx = (pool_ctx *)ctx_ptr;
    pool_chunk *cur = ((pool_chunk *)ptr) - 1;
    pool_chunk *prev = NULL, *next = ctx->free_list;
    
    while (next && next < cur) {
        prev = next;
        next = next->next;
    }
    if (prev) prev->next = cur;
    else ctx->free_list = cur;
    cur->next = next;
    
    if (next && ((u8 *)cur + cur->size) == (u8 *)next) {
        /* merge cur to higher chunk */
        cur->size += next->size;
        cur->next = next->next;
    }
    if (prev && ((u8 *)prev + prev->size) == (u8 *)cur) {
        /* merge cur to lower chunk */
        prev->size += cur->size;
        prev->next = cur->next;
    }
}