[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/lib/libssl/openssl-1.1.1o/crypto/mem_dbg.c b/ap/lib/libssl/openssl-1.1.1o/crypto/mem_dbg.c
new file mode 100644
index 0000000..0489e97
--- /dev/null
+++ b/ap/lib/libssl/openssl-1.1.1o/crypto/mem_dbg.c
@@ -0,0 +1,670 @@
+/*
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include "internal/cryptlib.h"
+#include "internal/thread_once.h"
+#include <openssl/crypto.h>
+#include <openssl/buffer.h>
+#include "internal/bio.h"
+#include <openssl/lhash.h>
+
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
+# include <execinfo.h>
+#endif
+
+/*
+ * The state changes to CRYPTO_MEM_CHECK_ON | CRYPTO_MEM_CHECK_ENABLE when
+ * the application asks for it (usually after library initialisation for
+ * which no book-keeping is desired). State CRYPTO_MEM_CHECK_ON exists only
+ * temporarily when the library thinks that certain allocations should not be
+ * checked (e.g. the data structures used for memory checking). It is not
+ * suitable as an initial state: the library will unexpectedly enable memory
+ * checking when it executes one of those sections that want to disable
+ * checking temporarily. State CRYPTO_MEM_CHECK_ENABLE without ..._ON makes
+ * no sense whatsoever.
+ */
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG
+static int mh_mode = CRYPTO_MEM_CHECK_OFF;
+#endif
+
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG
+static unsigned long order = 0; /* number of memory requests */
+
+/*-
+ * For application-defined information (static C-string `info')
+ * to be displayed in memory leak list.
+ * Each thread has its own stack. For applications, there is
+ * OPENSSL_mem_debug_push("...") to push an entry,
+ * OPENSSL_mem_debug_pop() to pop an entry,
+ */
+struct app_mem_info_st {
+ CRYPTO_THREAD_ID threadid;
+ const char *file;
+ int line;
+ const char *info;
+ struct app_mem_info_st *next; /* tail of thread's stack */
+ int references;
+};
+
+static CRYPTO_ONCE memdbg_init = CRYPTO_ONCE_STATIC_INIT;
+CRYPTO_RWLOCK *memdbg_lock;
+static CRYPTO_RWLOCK *long_memdbg_lock;
+static CRYPTO_THREAD_LOCAL appinfokey;
+
+/* memory-block description */
+struct mem_st {
+ void *addr;
+ int num;
+ const char *file;
+ int line;
+ CRYPTO_THREAD_ID threadid;
+ unsigned long order;
+ time_t time;
+ APP_INFO *app_info;
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
+ void *array[30];
+ size_t array_siz;
+#endif
+};
+
+/*
+ * hash-table of memory requests (address as * key); access requires
+ * long_memdbg_lock lock
+ */
+static LHASH_OF(MEM) *mh = NULL;
+
+/* num_disable > 0 iff mh_mode == CRYPTO_MEM_CHECK_ON (w/o ..._ENABLE) */
+static unsigned int num_disable = 0;
+
+/*
+ * Valid iff num_disable > 0. long_memdbg_lock is locked exactly in this
+ * case (by the thread named in disabling_thread).
+ */
+static CRYPTO_THREAD_ID disabling_threadid;
+
+DEFINE_RUN_ONCE_STATIC(do_memdbg_init)
+{
+ memdbg_lock = CRYPTO_THREAD_lock_new();
+ long_memdbg_lock = CRYPTO_THREAD_lock_new();
+ if (memdbg_lock == NULL || long_memdbg_lock == NULL
+ || !CRYPTO_THREAD_init_local(&appinfokey, NULL)) {
+ CRYPTO_THREAD_lock_free(memdbg_lock);
+ memdbg_lock = NULL;
+ CRYPTO_THREAD_lock_free(long_memdbg_lock);
+ long_memdbg_lock = NULL;
+ return 0;
+ }
+ return 1;
+}
+
+static void app_info_free(APP_INFO *inf)
+{
+ if (inf == NULL)
+ return;
+ if (--(inf->references) <= 0) {
+ app_info_free(inf->next);
+ OPENSSL_free(inf);
+ }
+}
+#endif
+
+int CRYPTO_mem_ctrl(int mode)
+{
+#ifdef OPENSSL_NO_CRYPTO_MDEBUG
+ return mode - mode;
+#else
+ int ret = mh_mode;
+
+ if (!RUN_ONCE(&memdbg_init, do_memdbg_init))
+ return -1;
+
+ CRYPTO_THREAD_write_lock(memdbg_lock);
+ switch (mode) {
+ default:
+ break;
+
+ case CRYPTO_MEM_CHECK_ON:
+ mh_mode = CRYPTO_MEM_CHECK_ON | CRYPTO_MEM_CHECK_ENABLE;
+ num_disable = 0;
+ break;
+
+ case CRYPTO_MEM_CHECK_OFF:
+ mh_mode = 0;
+ num_disable = 0;
+ break;
+
+ /* switch off temporarily (for library-internal use): */
+ case CRYPTO_MEM_CHECK_DISABLE:
+ if (mh_mode & CRYPTO_MEM_CHECK_ON) {
+ CRYPTO_THREAD_ID cur = CRYPTO_THREAD_get_current_id();
+ /* see if we don't have long_memdbg_lock already */
+ if (!num_disable
+ || !CRYPTO_THREAD_compare_id(disabling_threadid, cur)) {
+ /*
+ * Long-time lock long_memdbg_lock must not be claimed
+ * while we're holding memdbg_lock, or we'll deadlock
+ * if somebody else holds long_memdbg_lock (and cannot
+ * release it because we block entry to this function). Give
+ * them a chance, first, and then claim the locks in
+ * appropriate order (long-time lock first).
+ */
+ CRYPTO_THREAD_unlock(memdbg_lock);
+ /*
+ * Note that after we have waited for long_memdbg_lock and
+ * memdbg_lock, we'll still be in the right "case" and
+ * "if" branch because MemCheck_start and MemCheck_stop may
+ * never be used while there are multiple OpenSSL threads.
+ */
+ CRYPTO_THREAD_write_lock(long_memdbg_lock);
+ CRYPTO_THREAD_write_lock(memdbg_lock);
+ mh_mode &= ~CRYPTO_MEM_CHECK_ENABLE;
+ disabling_threadid = cur;
+ }
+ num_disable++;
+ }
+ break;
+
+ case CRYPTO_MEM_CHECK_ENABLE:
+ if (mh_mode & CRYPTO_MEM_CHECK_ON) {
+ if (num_disable) { /* always true, or something is going wrong */
+ num_disable--;
+ if (num_disable == 0) {
+ mh_mode |= CRYPTO_MEM_CHECK_ENABLE;
+ CRYPTO_THREAD_unlock(long_memdbg_lock);
+ }
+ }
+ }
+ break;
+ }
+ CRYPTO_THREAD_unlock(memdbg_lock);
+ return ret;
+#endif
+}
+
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG
+
+static int mem_check_on(void)
+{
+ int ret = 0;
+ CRYPTO_THREAD_ID cur;
+
+ if (mh_mode & CRYPTO_MEM_CHECK_ON) {
+ if (!RUN_ONCE(&memdbg_init, do_memdbg_init))
+ return 0;
+
+ cur = CRYPTO_THREAD_get_current_id();
+ CRYPTO_THREAD_read_lock(memdbg_lock);
+
+ ret = (mh_mode & CRYPTO_MEM_CHECK_ENABLE)
+ || !CRYPTO_THREAD_compare_id(disabling_threadid, cur);
+
+ CRYPTO_THREAD_unlock(memdbg_lock);
+ }
+ return ret;
+}
+
+static int mem_cmp(const MEM *a, const MEM *b)
+{
+#ifdef _WIN64
+ const char *ap = (const char *)a->addr, *bp = (const char *)b->addr;
+ if (ap == bp)
+ return 0;
+ else if (ap > bp)
+ return 1;
+ else
+ return -1;
+#else
+ return (const char *)a->addr - (const char *)b->addr;
+#endif
+}
+
+static unsigned long mem_hash(const MEM *a)
+{
+ size_t ret;
+
+ ret = (size_t)a->addr;
+
+ ret = ret * 17851 + (ret >> 14) * 7 + (ret >> 4) * 251;
+ return ret;
+}
+
+/* returns 1 if there was an info to pop, 0 if the stack was empty. */
+static int pop_info(void)
+{
+ APP_INFO *current = NULL;
+
+ if (!RUN_ONCE(&memdbg_init, do_memdbg_init))
+ return 0;
+
+ current = (APP_INFO *)CRYPTO_THREAD_get_local(&appinfokey);
+ if (current != NULL) {
+ APP_INFO *next = current->next;
+
+ if (next != NULL) {
+ next->references++;
+ CRYPTO_THREAD_set_local(&appinfokey, next);
+ } else {
+ CRYPTO_THREAD_set_local(&appinfokey, NULL);
+ }
+ if (--(current->references) <= 0) {
+ current->next = NULL;
+ if (next != NULL)
+ next->references--;
+ OPENSSL_free(current);
+ }
+ return 1;
+ }
+ return 0;
+}
+
+int CRYPTO_mem_debug_push(const char *info, const char *file, int line)
+{
+ APP_INFO *ami, *amim;
+ int ret = 0;
+
+ if (mem_check_on()) {
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
+
+ if (!RUN_ONCE(&memdbg_init, do_memdbg_init)
+ || (ami = OPENSSL_malloc(sizeof(*ami))) == NULL)
+ goto err;
+
+ ami->threadid = CRYPTO_THREAD_get_current_id();
+ ami->file = file;
+ ami->line = line;
+ ami->info = info;
+ ami->references = 1;
+ ami->next = NULL;
+
+ amim = (APP_INFO *)CRYPTO_THREAD_get_local(&appinfokey);
+ CRYPTO_THREAD_set_local(&appinfokey, ami);
+
+ if (amim != NULL)
+ ami->next = amim;
+ ret = 1;
+ err:
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
+ }
+
+ return ret;
+}
+
+int CRYPTO_mem_debug_pop(void)
+{
+ int ret = 0;
+
+ if (mem_check_on()) {
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
+ ret = pop_info();
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
+ }
+ return ret;
+}
+
+static unsigned long break_order_num = 0;
+
+void CRYPTO_mem_debug_malloc(void *addr, size_t num, int before_p,
+ const char *file, int line)
+{
+ MEM *m, *mm;
+ APP_INFO *amim;
+
+ switch (before_p & 127) {
+ case 0:
+ break;
+ case 1:
+ if (addr == NULL)
+ break;
+
+ if (mem_check_on()) {
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
+
+ if (!RUN_ONCE(&memdbg_init, do_memdbg_init)
+ || (m = OPENSSL_malloc(sizeof(*m))) == NULL) {
+ OPENSSL_free(addr);
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
+ return;
+ }
+ if (mh == NULL) {
+ if ((mh = lh_MEM_new(mem_hash, mem_cmp)) == NULL) {
+ OPENSSL_free(addr);
+ OPENSSL_free(m);
+ addr = NULL;
+ goto err;
+ }
+ }
+
+ m->addr = addr;
+ m->file = file;
+ m->line = line;
+ m->num = num;
+ m->threadid = CRYPTO_THREAD_get_current_id();
+
+ if (order == break_order_num) {
+ /* BREAK HERE */
+ m->order = order;
+ }
+ m->order = order++;
+# ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
+ m->array_siz = backtrace(m->array, OSSL_NELEM(m->array));
+# endif
+ m->time = time(NULL);
+
+ amim = (APP_INFO *)CRYPTO_THREAD_get_local(&appinfokey);
+ m->app_info = amim;
+ if (amim != NULL)
+ amim->references++;
+
+ if ((mm = lh_MEM_insert(mh, m)) != NULL) {
+ /* Not good, but don't sweat it */
+ if (mm->app_info != NULL) {
+ mm->app_info->references--;
+ }
+ OPENSSL_free(mm);
+ }
+ err:
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
+ }
+ break;
+ }
+ return;
+}
+
+void CRYPTO_mem_debug_free(void *addr, int before_p,
+ const char *file, int line)
+{
+ MEM m, *mp;
+
+ switch (before_p) {
+ case 0:
+ if (addr == NULL)
+ break;
+
+ if (mem_check_on() && (mh != NULL)) {
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
+
+ m.addr = addr;
+ mp = lh_MEM_delete(mh, &m);
+ if (mp != NULL) {
+ app_info_free(mp->app_info);
+ OPENSSL_free(mp);
+ }
+
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
+ }
+ break;
+ case 1:
+ break;
+ }
+}
+
+void CRYPTO_mem_debug_realloc(void *addr1, void *addr2, size_t num,
+ int before_p, const char *file, int line)
+{
+ MEM m, *mp;
+
+ switch (before_p) {
+ case 0:
+ break;
+ case 1:
+ if (addr2 == NULL)
+ break;
+
+ if (addr1 == NULL) {
+ CRYPTO_mem_debug_malloc(addr2, num, 128 | before_p, file, line);
+ break;
+ }
+
+ if (mem_check_on()) {
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
+
+ m.addr = addr1;
+ mp = lh_MEM_delete(mh, &m);
+ if (mp != NULL) {
+ mp->addr = addr2;
+ mp->num = num;
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
+ mp->array_siz = backtrace(mp->array, OSSL_NELEM(mp->array));
+#endif
+ (void)lh_MEM_insert(mh, mp);
+ }
+
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
+ }
+ break;
+ }
+ return;
+}
+
+typedef struct mem_leak_st {
+ int (*print_cb) (const char *str, size_t len, void *u);
+ void *print_cb_arg;
+ int chunks;
+ long bytes;
+} MEM_LEAK;
+
+static void print_leak(const MEM *m, MEM_LEAK *l)
+{
+ char buf[1024];
+ char *bufp = buf;
+ size_t len = sizeof(buf), ami_cnt;
+ APP_INFO *amip;
+ int n;
+ struct tm *lcl = NULL;
+ /*
+ * Convert between CRYPTO_THREAD_ID (which could be anything at all) and
+ * a long. This may not be meaningful depending on what CRYPTO_THREAD_ID is
+ * but hopefully should give something sensible on most platforms
+ */
+ union {
+ CRYPTO_THREAD_ID tid;
+ unsigned long ltid;
+ } tid;
+ CRYPTO_THREAD_ID ti;
+
+ lcl = localtime(&m->time);
+ n = BIO_snprintf(bufp, len, "[%02d:%02d:%02d] ",
+ lcl->tm_hour, lcl->tm_min, lcl->tm_sec);
+ if (n <= 0) {
+ bufp[0] = '\0';
+ return;
+ }
+ bufp += n;
+ len -= n;
+
+ n = BIO_snprintf(bufp, len, "%5lu file=%s, line=%d, ",
+ m->order, m->file, m->line);
+ if (n <= 0)
+ return;
+ bufp += n;
+ len -= n;
+
+ tid.ltid = 0;
+ tid.tid = m->threadid;
+ n = BIO_snprintf(bufp, len, "thread=%lu, ", tid.ltid);
+ if (n <= 0)
+ return;
+ bufp += n;
+ len -= n;
+
+ n = BIO_snprintf(bufp, len, "number=%d, address=%p\n", m->num, m->addr);
+ if (n <= 0)
+ return;
+ bufp += n;
+ len -= n;
+
+ l->print_cb(buf, (size_t)(bufp - buf), l->print_cb_arg);
+
+ l->chunks++;
+ l->bytes += m->num;
+
+ amip = m->app_info;
+ ami_cnt = 0;
+
+ if (amip) {
+ ti = amip->threadid;
+
+ do {
+ int buf_len;
+ int info_len;
+
+ ami_cnt++;
+ if (ami_cnt >= sizeof(buf) - 1)
+ break;
+ memset(buf, '>', ami_cnt);
+ buf[ami_cnt] = '\0';
+ tid.ltid = 0;
+ tid.tid = amip->threadid;
+ n = BIO_snprintf(buf + ami_cnt, sizeof(buf) - ami_cnt,
+ " thread=%lu, file=%s, line=%d, info=\"",
+ tid.ltid, amip->file, amip->line);
+ if (n <= 0)
+ break;
+ buf_len = ami_cnt + n;
+ info_len = strlen(amip->info);
+ if (128 - buf_len - 3 < info_len) {
+ memcpy(buf + buf_len, amip->info, 128 - buf_len - 3);
+ buf_len = 128 - 3;
+ } else {
+ n = BIO_snprintf(buf + buf_len, sizeof(buf) - buf_len, "%s",
+ amip->info);
+ if (n < 0)
+ break;
+ buf_len += n;
+ }
+ n = BIO_snprintf(buf + buf_len, sizeof(buf) - buf_len, "\"\n");
+ if (n <= 0)
+ break;
+
+ l->print_cb(buf, buf_len + n, l->print_cb_arg);
+
+ amip = amip->next;
+ }
+ while (amip && CRYPTO_THREAD_compare_id(amip->threadid, ti));
+ }
+
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
+ {
+ size_t i;
+ char **strings = backtrace_symbols(m->array, m->array_siz);
+
+ for (i = 0; i < m->array_siz; i++)
+ fprintf(stderr, "##> %s\n", strings[i]);
+ free(strings);
+ }
+#endif
+}
+
+IMPLEMENT_LHASH_DOALL_ARG_CONST(MEM, MEM_LEAK);
+
+int CRYPTO_mem_leaks_cb(int (*cb) (const char *str, size_t len, void *u),
+ void *u)
+{
+ MEM_LEAK ml;
+
+ /* Ensure all resources are released */
+ OPENSSL_cleanup();
+
+ if (!RUN_ONCE(&memdbg_init, do_memdbg_init))
+ return -1;
+
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
+
+ ml.print_cb = cb;
+ ml.print_cb_arg = u;
+ ml.bytes = 0;
+ ml.chunks = 0;
+ if (mh != NULL)
+ lh_MEM_doall_MEM_LEAK(mh, print_leak, &ml);
+
+ if (ml.chunks != 0) {
+ char buf[256];
+
+ BIO_snprintf(buf, sizeof(buf), "%ld bytes leaked in %d chunks\n",
+ ml.bytes, ml.chunks);
+ cb(buf, strlen(buf), u);
+ } else {
+ /*
+ * Make sure that, if we found no leaks, memory-leak debugging itself
+ * does not introduce memory leaks (which might irritate external
+ * debugging tools). (When someone enables leak checking, but does not
+ * call this function, we declare it to be their fault.)
+ */
+ int old_mh_mode;
+
+ CRYPTO_THREAD_write_lock(memdbg_lock);
+
+ /*
+ * avoid deadlock when lh_free() uses CRYPTO_mem_debug_free(), which uses
+ * mem_check_on
+ */
+ old_mh_mode = mh_mode;
+ mh_mode = CRYPTO_MEM_CHECK_OFF;
+
+ lh_MEM_free(mh);
+ mh = NULL;
+
+ mh_mode = old_mh_mode;
+ CRYPTO_THREAD_unlock(memdbg_lock);
+ }
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF);
+
+ /* Clean up locks etc */
+ CRYPTO_THREAD_cleanup_local(&appinfokey);
+ CRYPTO_THREAD_lock_free(memdbg_lock);
+ CRYPTO_THREAD_lock_free(long_memdbg_lock);
+ memdbg_lock = NULL;
+ long_memdbg_lock = NULL;
+
+ return ml.chunks == 0 ? 1 : 0;
+}
+
+static int print_bio(const char *str, size_t len, void *b)
+{
+ return BIO_write((BIO *)b, str, len);
+}
+
+int CRYPTO_mem_leaks(BIO *b)
+{
+ /*
+ * OPENSSL_cleanup() will free the ex_data locks so we can't have any
+ * ex_data hanging around
+ */
+ bio_free_ex_data(b);
+
+ return CRYPTO_mem_leaks_cb(print_bio, b);
+}
+
+# ifndef OPENSSL_NO_STDIO
+int CRYPTO_mem_leaks_fp(FILE *fp)
+{
+ BIO *b;
+ int ret;
+
+ /*
+ * Need to turn off memory checking when allocated BIOs ... especially as
+ * we're creating them at a time when we're trying to check we've not
+ * left anything un-free()'d!!
+ */
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
+ b = BIO_new(BIO_s_file());
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
+ if (b == NULL)
+ return -1;
+ BIO_set_fp(b, fp, BIO_NOCLOSE);
+ ret = CRYPTO_mem_leaks_cb(print_bio, b);
+ BIO_free(b);
+ return ret;
+}
+# endif
+
+#endif