mirror of https://github.com/grpc/grpc.git
Nicolas Noble
9 years ago
commit
48a3af615b
28 changed files with 292 additions and 130 deletions
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/*
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* |
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* Copyright 2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <stdint.h> |
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#include <string.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/sync.h> |
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#include "test/core/util/memory_counters.h" |
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static gpr_mu g_memory_mutex; |
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static struct grpc_memory_counters g_memory_counters; |
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static gpr_allocation_functions g_old_allocs; |
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static void *guard_malloc(size_t size); |
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static void *guard_realloc(void *vptr, size_t size); |
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static void guard_free(void *vptr); |
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static void *guard_malloc(size_t size) { |
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size_t *ptr; |
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if (!size) return NULL; |
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gpr_mu_lock(&g_memory_mutex); |
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g_memory_counters.total_size_absolute += size; |
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g_memory_counters.total_size_relative += size; |
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g_memory_counters.total_allocs_absolute++; |
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g_memory_counters.total_allocs_relative++; |
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gpr_mu_unlock(&g_memory_mutex); |
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ptr = g_old_allocs.malloc_fn(size + sizeof(size)); |
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*ptr++ = size; |
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return ptr; |
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} |
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static void *guard_realloc(void *vptr, size_t size) { |
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size_t *ptr = vptr; |
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if (vptr == NULL) { |
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return guard_malloc(size); |
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} |
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if (size == 0) { |
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guard_free(vptr); |
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return NULL; |
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} |
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--ptr; |
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gpr_mu_lock(&g_memory_mutex); |
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g_memory_counters.total_size_absolute += size; |
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g_memory_counters.total_size_relative -= *ptr; |
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g_memory_counters.total_size_relative += size; |
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g_memory_counters.total_allocs_absolute++; |
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gpr_mu_unlock(&g_memory_mutex); |
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ptr = g_old_allocs.realloc_fn(ptr, size + sizeof(size)); |
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*ptr++ = size; |
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return ptr; |
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} |
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static void guard_free(void *vptr) { |
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size_t *ptr = vptr; |
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if (!vptr) return; |
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--ptr; |
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gpr_mu_lock(&g_memory_mutex); |
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g_memory_counters.total_size_relative -= *ptr; |
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g_memory_counters.total_allocs_relative--; |
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gpr_mu_unlock(&g_memory_mutex); |
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g_old_allocs.free_fn(ptr); |
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} |
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struct gpr_allocation_functions g_guard_allocs = {guard_malloc, guard_realloc, |
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guard_free}; |
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void grpc_memory_counters_init() { |
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memset(&g_memory_counters, 0, sizeof(g_memory_counters)); |
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gpr_mu_init(&g_memory_mutex); |
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g_old_allocs = gpr_get_allocation_functions(); |
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gpr_set_allocation_functions(g_guard_allocs); |
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} |
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void grpc_memory_counters_destroy() { |
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gpr_set_allocation_functions(g_old_allocs); |
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gpr_mu_destroy(&g_memory_mutex); |
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} |
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struct grpc_memory_counters grpc_memory_counters_snapshot() { |
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struct grpc_memory_counters counters; |
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gpr_mu_lock(&g_memory_mutex); |
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counters = g_memory_counters; |
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gpr_mu_unlock(&g_memory_mutex); |
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return counters; |
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} |
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@ -0,0 +1,48 @@ |
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/*
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* |
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* Copyright 2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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|
* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_TEST_CORE_UTIL_MEMORY_COUNTERS_H |
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#define GRPC_TEST_CORE_UTIL_MEMORY_COUNTERS_H |
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struct grpc_memory_counters { |
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size_t total_size_relative; |
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size_t total_size_absolute; |
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size_t total_allocs_relative; |
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size_t total_allocs_absolute; |
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}; |
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void grpc_memory_counters_init(); |
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void grpc_memory_counters_destroy(); |
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struct grpc_memory_counters grpc_memory_counters_snapshot(); |
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#endif |
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