mirror of
https://gitea.invidious.io/iv-org/litespeed-quic.git
synced 2024-08-15 00:53:43 +00:00
- [API] New knob to set outgoing packet batch size. - Aborted connection now become tickable immediately. - Abort connection when HTTP/3 frame cannot be opened (can only happen when malloc fails).
165 lines
3.6 KiB
C
165 lines
3.6 KiB
C
/* Copyright (c) 2017 - 2021 LiteSpeed Technologies Inc. See LICENSE. */
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/* Test min heap or benchmark heap creation */
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/* Floyd mechanism has been removed. It's not faster. */
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#define FLOYD 0
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#include <assert.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "lsquic_min_heap.h"
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static void
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verify_min_heap (const struct min_heap *heap)
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{
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unsigned i;
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for (i = 0; i < heap->mh_nelem; ++i)
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{
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if (MHE_LCHILD(i) < heap->mh_nelem)
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assert(heap->mh_elems[i].mhe_val <=
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heap->mh_elems[MHE_LCHILD(i)].mhe_val);
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if (MHE_RCHILD(i) < heap->mh_nelem)
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assert(heap->mh_elems[i].mhe_val <=
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heap->mh_elems[MHE_RCHILD(i)].mhe_val);
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}
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}
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#define MAX_ELEMS 1000
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static void
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test_min_heap (void)
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{
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struct min_heap heap;
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uint64_t i, prev_val;
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void *p;
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struct min_heap_elem els[MAX_ELEMS];
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heap.mh_elems = els;
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heap.mh_nalloc = MAX_ELEMS;
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heap.mh_nelem = 0;
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for (i = 0; i < MAX_ELEMS; ++i)
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lsquic_mh_insert(&heap, (void *) i, i);
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verify_min_heap(&heap);
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#ifdef _MSC_VER
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prev_val = 0;
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#endif
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for (i = 0; i < MAX_ELEMS; ++i)
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{
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p = lsquic_mh_pop(&heap);
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if (i)
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assert((uintptr_t) p >= prev_val);
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prev_val = (uintptr_t) p;
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}
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heap.mh_nelem = 0;
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for (i = MAX_ELEMS; i > 0; --i)
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lsquic_mh_insert(&heap, (void *) i, i);
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verify_min_heap(&heap);
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for (i = 0; i < MAX_ELEMS; ++i)
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{
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p = lsquic_mh_pop(&heap);
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if (i)
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assert((uintptr_t) p >= prev_val);
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prev_val = (uintptr_t) p;
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}
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heap.mh_nelem = 0;
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#if FLOYD
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/* Now use Floyd method */
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heap.mh_nelem = 0;
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for (i = 0; i < MAX_ELEMS; ++i)
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lsquic_mh_push(&heap, NULL, i);
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lsquic_mh_heapify(&heap);
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verify_min_heap(&heap);
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heap.mh_nelem = 0;
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for (i = MAX_ELEMS; i > 0; --i)
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lsquic_mh_push(&heap, NULL, i);
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lsquic_mh_heapify(&heap);
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verify_min_heap(&heap);
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#endif
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}
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int
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main (int argc, char **argv)
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{
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if (argc == 1)
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{
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test_min_heap();
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return 0;
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}
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if (argc != 4)
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{
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fprintf(stderr, "usage: %s nelems iters method\n"
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" method is 0: insert; 1: floyd\n", argv[0]);
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return 1;
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}
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unsigned i, j, n_iters, nelems;
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struct min_heap_elem *els;
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unsigned *vals;
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struct min_heap heap;
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nelems = atoi(argv[1]);
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n_iters = atoi(argv[2]);
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#if FLOYD
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const int floyd = atoi(argv[3]);
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#endif
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vals = malloc(sizeof(vals[0]) * nelems);
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assert(vals);
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for (i = 0; i < nelems; ++i)
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vals[i] = rand();
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els = malloc(sizeof(els[0]) * nelems);
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assert(els);
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heap.mh_elems = els;
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heap.mh_nalloc = nelems;
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heap.mh_nelem = 0;
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#if FLOYD
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if (floyd)
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{
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for (i = 0; i < nelems; ++i)
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lsquic_mh_push(&heap, NULL, vals[i]);
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lsquic_mh_heapify(&heap);
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}
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else
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#endif
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for (i = 0; i < nelems; ++i)
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lsquic_mh_insert(&heap, NULL, vals[i]);
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verify_min_heap(&heap);
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#if FLOYD
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if (floyd)
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{
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for (j = 0; j < n_iters; ++j)
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{
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heap.mh_nelem = 0;
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for (i = 0; i < nelems; ++i)
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lsquic_mh_push(&heap, NULL, vals[i]);
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lsquic_mh_heapify(&heap);
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}
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}
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else
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#endif
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{
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for (j = 0; j < n_iters; ++j)
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{
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heap.mh_nelem = 0;
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for (i = 0; i < nelems; ++i)
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lsquic_mh_insert(&heap, NULL, vals[i]);
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}
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}
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free(els);
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free(vals);
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return 0;
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}
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