/* Copyright (C) 1995-1998 Eric Young ([email protected]) * All rights reserved. * * This package is an SSL implementation written * by Eric Young ([email protected]). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson ([email protected]). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young ([email protected])" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson ([email protected])" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ /* ==================================================================== * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * [email protected]. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.openssl.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * ([email protected]). This product includes software written by Tim * Hudson ([email protected]). */ // Ensure we can't call OPENSSL_malloc circularly. #define _BORINGSSL_PROHIBIT_OPENSSL_MALLOC #include <openssl/err.h> #include <assert.h> #include <errno.h> #include <inttypes.h> #include <limits.h> #include <stdarg.h> #include <string.h> #if defined(OPENSSL_WINDOWS) OPENSSL_MSVC_PRAGMA(warning(push, 3)) #include <windows.h> OPENSSL_MSVC_PRAGMA(warning(pop)) #endif #include <openssl/mem.h> #include <openssl/thread.h> #include "../internal.h" #include "./internal.h" struct err_error_st { … }; // ERR_STATE contains the per-thread, error queue. ERR_STATE; extern const uint32_t kOpenSSLReasonValues[]; extern const size_t kOpenSSLReasonValuesLen; extern const char kOpenSSLReasonStringData[]; static char *strdup_libc_malloc(const char *str) { … } // err_clear clears the given queued error. static void err_clear(struct err_error_st *error) { … } static void err_copy(struct err_error_st *dst, const struct err_error_st *src) { … } // global_next_library contains the next custom library value to return. static int global_next_library = …; // global_next_library_mutex protects |global_next_library| from concurrent // updates. static CRYPTO_MUTEX global_next_library_mutex = …; static void err_state_free(void *statep) { … } // err_get_state gets the ERR_STATE object for the current thread. static ERR_STATE *err_get_state(void) { … } static uint32_t get_error_values(int inc, int top, const char **file, int *line, const char **data, int *flags) { … } uint32_t ERR_get_error(void) { … } uint32_t ERR_get_error_line(const char **file, int *line) { … } uint32_t ERR_get_error_line_data(const char **file, int *line, const char **data, int *flags) { … } uint32_t ERR_peek_error(void) { … } uint32_t ERR_peek_error_line(const char **file, int *line) { … } uint32_t ERR_peek_error_line_data(const char **file, int *line, const char **data, int *flags) { … } uint32_t ERR_peek_last_error(void) { … } uint32_t ERR_peek_last_error_line(const char **file, int *line) { … } uint32_t ERR_peek_last_error_line_data(const char **file, int *line, const char **data, int *flags) { … } void ERR_clear_error(void) { … } void ERR_remove_thread_state(const CRYPTO_THREADID *tid) { … } int ERR_get_next_error_library(void) { … } void ERR_remove_state(unsigned long pid) { … } void ERR_clear_system_error(void) { … } // err_string_cmp is a compare function for searching error values with // |bsearch| in |err_string_lookup|. static int err_string_cmp(const void *a, const void *b) { … } // err_string_lookup looks up the string associated with |lib| and |key| in // |values| and |string_data|. It returns the string or NULL if not found. static const char *err_string_lookup(uint32_t lib, uint32_t key, const uint32_t *values, size_t num_values, const char *string_data) { … } LIBRARY_NAME; static const LIBRARY_NAME kLibraryNames[ERR_NUM_LIBS] = …; static const char *err_lib_error_string(uint32_t packed_error) { … } const char *ERR_lib_error_string(uint32_t packed_error) { … } const char *ERR_lib_symbol_name(uint32_t packed_error) { … } const char *ERR_func_error_string(uint32_t packed_error) { … } static const char *err_reason_error_string(uint32_t packed_error, int symbol) { … } const char *ERR_reason_error_string(uint32_t packed_error) { … } const char *ERR_reason_symbol_name(uint32_t packed_error) { … } char *ERR_error_string(uint32_t packed_error, char *ret) { … } char *ERR_error_string_n(uint32_t packed_error, char *buf, size_t len) { … } void ERR_print_errors_cb(ERR_print_errors_callback_t callback, void *ctx) { … } static int print_errors_to_file(const char* msg, size_t msg_len, void* ctx) { … } void ERR_print_errors_fp(FILE *file) { … } // err_set_error_data sets the data on the most recent error. static void err_set_error_data(char *data) { … } void ERR_put_error(int library, int unused, int reason, const char *file, unsigned line) { … } // ERR_add_error_data_vdata takes a variable number of const char* pointers, // concatenates them and sets the result as the data on the most recent // error. static void err_add_error_vdata(unsigned num, va_list args) { … } void ERR_add_error_data(unsigned count, ...) { … } void ERR_add_error_dataf(const char *format, ...) { … } void ERR_set_error_data(char *data, int flags) { … } int ERR_set_mark(void) { … } int ERR_pop_to_mark(void) { … } void ERR_load_crypto_strings(void) { … } void ERR_free_strings(void) { … } void ERR_load_BIO_strings(void) { … } void ERR_load_ERR_strings(void) { … } void ERR_load_RAND_strings(void) { … } struct err_save_state_st { … }; void ERR_SAVE_STATE_free(ERR_SAVE_STATE *state) { … } ERR_SAVE_STATE *ERR_save_state(void) { … } void ERR_restore_state(const ERR_SAVE_STATE *state) { … }
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