Update copyright year

[openssl.git] / crypto / trace.c

diff --git a/crypto/trace.c b/crypto/trace.c
old mode 100644 (file)
new mode 100755 (executable)
index ac383fa..a8316c1
--- a/crypto/trace.c
+++ b/crypto/trace.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -10,12 +10,13 @@
 #include <stdio.h>
 #include <string.h>
 
+#include "internal/thread_once.h"
 #include <openssl/bio.h>
 #include <openssl/crypto.h>
 #include <openssl/trace.h>
 #include "internal/bio.h"
 #include "internal/nelem.h"
-#include "internal/cryptlib_int.h"
+#include "crypto/cryptlib.h"
 
 #include "e_os.h"                /* strcasecmp for Windows */
 
@@ -124,15 +125,17 @@ static const struct trace_category_st trace_categories[] = {
     TRACE_CATEGORY_(INIT),
     TRACE_CATEGORY_(TLS),
     TRACE_CATEGORY_(TLS_CIPHER),
-    TRACE_CATEGORY_(ENGINE_CONF),
+    TRACE_CATEGORY_(CONF),
+#ifndef OPENSSL_NO_ENGINE
     TRACE_CATEGORY_(ENGINE_TABLE),
     TRACE_CATEGORY_(ENGINE_REF_COUNT),
+#endif
     TRACE_CATEGORY_(PKCS5V2),
     TRACE_CATEGORY_(PKCS12_KEYGEN),
     TRACE_CATEGORY_(PKCS12_DECRYPT),
     TRACE_CATEGORY_(X509V3_POLICY),
     TRACE_CATEGORY_(BN_CTX),
-    TRACE_CATEGORY_(CONF),
+    TRACE_CATEGORY_(STORE),
 };
 
 const char *OSSL_trace_get_category_name(int num)
@@ -219,14 +222,29 @@ static int trace_detach_cb(int category, int type, const void *data)
     return 1;
 }
 
+static int do_ossl_trace_init(void);
+static CRYPTO_ONCE trace_inited = CRYPTO_ONCE_STATIC_INIT;
+DEFINE_RUN_ONCE_STATIC(ossl_trace_init)
+{
+    return do_ossl_trace_init();
+}
+
 static int set_trace_data(int category, int type, BIO **channel,
                           const char **prefix, const char **suffix,
                           int (*attach_cb)(int, int, const void *),
                           int (*detach_cb)(int, int, const void *))
 {
-    BIO *curr_channel = trace_channels[category].bio;
-    char *curr_prefix = trace_channels[category].prefix;
-    char *curr_suffix = trace_channels[category].suffix;
+    BIO *curr_channel = NULL;
+    char *curr_prefix = NULL;
+    char *curr_suffix = NULL;
+
+    /* Ensure do_ossl_trace_init() is called once */
+    if (!RUN_ONCE(&trace_inited, ossl_trace_init))
+        return 0;
+
+    curr_channel = trace_channels[category].bio;
+    curr_prefix = trace_channels[category].prefix;
+    curr_suffix = trace_channels[category].suffix;
 
     /* Make sure to run the detach callback first on all data */
     if (prefix != NULL && curr_prefix != NULL) {
@@ -291,19 +309,15 @@ static int set_trace_data(int category, int type, BIO **channel,
 
     return 1;
 }
-#endif
 
-int ossl_trace_init(void)
+static int do_ossl_trace_init(void)
 {
-#ifndef OPENSSL_NO_TRACE
     trace_lock = CRYPTO_THREAD_lock_new();
-    if (trace_lock == NULL)
-        return 0;
-#endif
-
-    return 1;
+    return trace_lock != NULL;
 }
 
+#endif
+
 void ossl_trace_cleanup(void)
 {
 #ifndef OPENSSL_NO_TRACE