/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 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
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
-#include <internal/cryptlib_int.h>
-#include <internal/err.h>
-#include <internal/err_int.h>
-#include <openssl/lhash.h>
+#include "internal/cryptlib_int.h"
+#include "internal/err.h"
+#include "internal/err_int.h"
+#include <openssl/err.h>
#include <openssl/crypto.h>
#include <openssl/buffer.h>
#include <openssl/bio.h>
#include <openssl/opensslconf.h>
-#include <internal/thread_once.h>
+#include "internal/thread_once.h"
-static void err_load_strings(int lib, ERR_STRING_DATA *str);
+static int err_load_strings(const ERR_STRING_DATA *str);
static void ERR_STATE_free(ERR_STATE *s);
#ifndef OPENSSL_NO_ERR
{ERR_PACK(ERR_LIB_TS, 0, 0), "time stamp routines"},
{ERR_PACK(ERR_LIB_ENGINE, 0, 0), "engine routines"},
{ERR_PACK(ERR_LIB_OCSP, 0, 0), "OCSP routines"},
+ {ERR_PACK(ERR_LIB_UI, 0, 0), "UI routines"},
{ERR_PACK(ERR_LIB_FIPS, 0, 0), "FIPS routines"},
{ERR_PACK(ERR_LIB_CMS, 0, 0), "CMS routines"},
{ERR_PACK(ERR_LIB_HMAC, 0, 0), "HMAC routines"},
{ERR_PACK(ERR_LIB_CT, 0, 0), "CT routines"},
{ERR_PACK(ERR_LIB_ASYNC, 0, 0), "ASYNC routines"},
{ERR_PACK(ERR_LIB_KDF, 0, 0), "KDF routines"},
+ {ERR_PACK(ERR_LIB_OSSL_STORE, 0, 0), "STORE routines"},
{0, NULL},
};
{ERR_PACK(0, SYS_F_GETSOCKOPT, 0), "getsockopt"},
{ERR_PACK(0, SYS_F_GETSOCKNAME, 0), "getsockname"},
{ERR_PACK(0, SYS_F_GETHOSTBYNAME, 0), "gethostbyname"},
+ {ERR_PACK(0, SYS_F_FFLUSH, 0), "fflush"},
+ {ERR_PACK(0, SYS_F_OPEN, 0), "open"},
+ {ERR_PACK(0, SYS_F_CLOSE, 0), "close"},
+ {ERR_PACK(0, SYS_F_IOCTL, 0), "ioctl"},
+ {ERR_PACK(0, SYS_F_STAT, 0), "stat"},
+ {ERR_PACK(0, SYS_F_FCNTL, 0), "fcntl"},
{0, NULL},
};
{ERR_R_PKCS7_LIB, "PKCS7 lib"},
{ERR_R_X509V3_LIB, "X509V3 lib"},
{ERR_R_ENGINE_LIB, "ENGINE lib"},
+ {ERR_R_UI_LIB, "UI lib"},
+ {ERR_R_OSSL_STORE_LIB, "STORE lib"},
{ERR_R_ECDSA_LIB, "ECDSA lib"},
{ERR_R_NESTED_ASN1_ERROR, "nested asn1 error"},
{ERR_R_INTERNAL_ERROR, "internal error"},
{ERR_R_DISABLED, "called a function that was disabled at compile-time"},
{ERR_R_INIT_FAIL, "init fail"},
+ {ERR_R_OPERATION_FAIL, "operation fail"},
{0, NULL},
};
#endif
static CRYPTO_ONCE err_init = CRYPTO_ONCE_STATIC_INIT;
+static int set_err_thread_local;
static CRYPTO_THREAD_LOCAL err_thread_local;
static CRYPTO_ONCE err_string_init = CRYPTO_ONCE_STATIC_INIT;
static int err_string_data_cmp(const ERR_STRING_DATA *a,
const ERR_STRING_DATA *b)
{
- return (int)(a->error - b->error);
+ if (a->error == b->error)
+ return 0;
+ return a->error > b->error ? 1 : -1;
}
static ERR_STRING_DATA *int_err_get_item(const ERR_STRING_DATA *d)
ERR_STRING_DATA *p = NULL;
CRYPTO_THREAD_read_lock(err_string_lock);
- if (int_error_hash != NULL)
- p = lh_ERR_STRING_DATA_retrieve(int_error_hash, d);
+ p = lh_ERR_STRING_DATA_retrieve(int_error_hash, d);
CRYPTO_THREAD_unlock(err_string_lock);
return p;
for (i = 1; i <= NUM_SYS_STR_REASONS; i++) {
ERR_STRING_DATA *str = &SYS_str_reasons[i - 1];
- str->error = (unsigned long)i;
+ str->error = ERR_PACK(ERR_LIB_SYS, 0, i);
if (str->string == NULL) {
char (*dest)[LEN_SYS_STR_REASON] = &(strerror_tab[i - 1]);
if (openssl_strerror_r(i, *dest, sizeof(*dest)))
init = 0;
CRYPTO_THREAD_unlock(err_string_lock);
+ err_load_strings(SYS_str_reasons);
}
#endif
DEFINE_RUN_ONCE_STATIC(do_err_strings_init)
{
OPENSSL_init_crypto(0, NULL);
- err_string_lock = CRYPTO_THREAD_lock_new();
- return err_string_lock != NULL;
+ err_string_lock = CRYPTO_THREAD_glock_new("err_string");
+ int_error_hash = lh_ERR_STRING_DATA_new(err_string_data_hash,
+ err_string_data_cmp);
+ return err_string_lock != NULL && int_error_hash != NULL;
}
void err_cleanup(void)
{
+ if (set_err_thread_local != 0)
+ CRYPTO_THREAD_cleanup_local(&err_thread_local);
CRYPTO_THREAD_lock_free(err_string_lock);
err_string_lock = NULL;
+ lh_ERR_STRING_DATA_free(int_error_hash);
+ int_error_hash = NULL;
+}
+
+/*
+ * Legacy; pack in the library.
+ */
+static void err_patch(int lib, ERR_STRING_DATA *str)
+{
+ unsigned long plib = ERR_PACK(lib, 0, 0);
+
+ for (; str->error != 0; str++)
+ str->error |= plib;
+}
+
+/*
+ * Hash in |str| error strings. Assumes the URN_ONCE was done.
+ */
+static int err_load_strings(const ERR_STRING_DATA *str)
+{
+ CRYPTO_THREAD_write_lock(err_string_lock);
+ for (; str->error; str++)
+ (void)lh_ERR_STRING_DATA_insert(int_error_hash,
+ (ERR_STRING_DATA *)str);
+ CRYPTO_THREAD_unlock(err_string_lock);
+ return 1;
}
int ERR_load_ERR_strings(void)
if (!RUN_ONCE(&err_string_init, do_err_strings_init))
return 0;
- err_load_strings(0, ERR_str_libraries);
- err_load_strings(0, ERR_str_reasons);
- err_load_strings(ERR_LIB_SYS, ERR_str_functs);
+ err_load_strings(ERR_str_libraries);
+ err_load_strings(ERR_str_reasons);
+ err_patch(ERR_LIB_SYS, ERR_str_functs);
+ err_load_strings(ERR_str_functs);
build_SYS_str_reasons();
- err_load_strings(ERR_LIB_SYS, SYS_str_reasons);
#endif
return 1;
}
-static void err_load_strings(int lib, ERR_STRING_DATA *str)
+int ERR_load_strings(int lib, ERR_STRING_DATA *str)
{
- CRYPTO_THREAD_write_lock(err_string_lock);
- if (int_error_hash == NULL)
- int_error_hash = lh_ERR_STRING_DATA_new(err_string_data_hash,
- err_string_data_cmp);
- if (int_error_hash != NULL) {
- for (; str->error; str++) {
- if (lib)
- str->error |= ERR_PACK(lib, 0, 0);
- (void)lh_ERR_STRING_DATA_insert(int_error_hash, str);
- }
- }
- CRYPTO_THREAD_unlock(err_string_lock);
+ if (ERR_load_ERR_strings() == 0)
+ return 0;
+
+ err_patch(lib, str);
+ err_load_strings(str);
+ return 1;
}
-int ERR_load_strings(int lib, ERR_STRING_DATA *str)
+int ERR_load_strings_const(const ERR_STRING_DATA *str)
{
if (ERR_load_ERR_strings() == 0)
return 0;
- err_load_strings(lib, str);
+ err_load_strings(str);
return 1;
}
return 0;
CRYPTO_THREAD_write_lock(err_string_lock);
- if (int_error_hash != NULL) {
- for (; str->error; str++) {
- if (lib)
- str->error |= ERR_PACK(lib, 0, 0);
- (void)lh_ERR_STRING_DATA_delete(int_error_hash, str);
- }
- }
+ /*
+ * We don't need to ERR_PACK the lib, since that was done (to
+ * the table) when it was loaded.
+ */
+ for (; str->error; str++)
+ (void)lh_ERR_STRING_DATA_delete(int_error_hash, str);
CRYPTO_THREAD_unlock(err_string_lock);
return 1;
{
if (!RUN_ONCE(&err_string_init, do_err_strings_init))
return;
-
- CRYPTO_THREAD_write_lock(err_string_lock);
- lh_ERR_STRING_DATA_free(int_error_hash);
- int_error_hash = NULL;
- CRYPTO_THREAD_unlock(err_string_lock);
}
/********************************************************/
}
#endif
es = ERR_get_state();
+ if (es == NULL)
+ return;
es->top = (es->top + 1) % ERR_NUM_ERRORS;
if (es->top == es->bottom)
ERR_STATE *es;
es = ERR_get_state();
+ if (es == NULL)
+ return;
for (i = 0; i < ERR_NUM_ERRORS; i++) {
err_clear(es, i);
unsigned long ret;
es = ERR_get_state();
+ if (es == NULL)
+ return 0;
if (inc && top) {
if (file)
void err_delete_thread_state(void)
{
- ERR_STATE *state = ERR_get_state();
+ ERR_STATE *state = CRYPTO_THREAD_get_local(&err_thread_local);
if (state == NULL)
return;
DEFINE_RUN_ONCE_STATIC(err_do_init)
{
+ set_err_thread_local = 1;
return CRYPTO_THREAD_init_local(&err_thread_local, NULL);
}
if (state == NULL)
return NULL;
- if (!CRYPTO_THREAD_set_local(&err_thread_local, state)) {
+ if (!ossl_init_thread_start(OPENSSL_INIT_THREAD_ERR_STATE)
+ || !CRYPTO_THREAD_set_local(&err_thread_local, state)) {
ERR_STATE_free(state);
return NULL;
}
/* Ignore failures from these */
OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
- ossl_init_thread_start(OPENSSL_INIT_THREAD_ERR_STATE);
}
return state;
int i;
es = ERR_get_state();
+ if (es == NULL)
+ return;
i = es->top;
- if (i == 0)
- i = ERR_NUM_ERRORS - 1;
err_clear_data(es, i);
es->err_data[i] = data;
n = 0;
for (i = 0; i < num; i++) {
a = va_arg(args, char *);
- /* ignore NULLs, thanks to Bob Beck <beck@obtuse.com> */
- if (a != NULL) {
- n += strlen(a);
- if (n > s) {
- s = n + 20;
- p = OPENSSL_realloc(str, s + 1);
- if (p == NULL) {
- OPENSSL_free(str);
- return;
- }
- str = p;
+ if (a == NULL)
+ a = "<NULL>";
+ n += strlen(a);
+ if (n > s) {
+ s = n + 20;
+ p = OPENSSL_realloc(str, s + 1);
+ if (p == NULL) {
+ OPENSSL_free(str);
+ return;
}
- OPENSSL_strlcat(str, a, (size_t)s + 1);
+ str = p;
}
+ OPENSSL_strlcat(str, a, (size_t)s + 1);
}
ERR_set_error_data(str, ERR_TXT_MALLOCED | ERR_TXT_STRING);
}
ERR_STATE *es;
es = ERR_get_state();
+ if (es == NULL)
+ return 0;
if (es->bottom == es->top)
return 0;
ERR_STATE *es;
es = ERR_get_state();
+ if (es == NULL)
+ return 0;
while (es->bottom != es->top
&& (es->err_flags[es->top] & ERR_FLAG_MARK) == 0) {
err_clear(es, es->top);
- es->top -= 1;
- if (es->top == -1)
- es->top = ERR_NUM_ERRORS - 1;
+ es->top = es->top > 0 ? es->top - 1 : ERR_NUM_ERRORS - 1;
}
if (es->bottom == es->top)
es->err_flags[es->top] &= ~ERR_FLAG_MARK;
return 1;
}
+
+int ERR_clear_last_mark(void)
+{
+ ERR_STATE *es;
+ int top;
+
+ es = ERR_get_state();
+ if (es == NULL)
+ return 0;
+
+ top = es->top;
+ while (es->bottom != top
+ && (es->err_flags[top] & ERR_FLAG_MARK) == 0) {
+ top = top > 0 ? top - 1 : ERR_NUM_ERRORS - 1;
+ }
+
+ if (es->bottom == top)
+ return 0;
+ es->err_flags[top] &= ~ERR_FLAG_MARK;
+ return 1;
+}