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Diffstat (limited to 'mysql/libmysql/authentication_win/common.h')
| -rw-r--r-- | mysql/libmysql/authentication_win/common.h | 324 |
1 files changed, 0 insertions, 324 deletions
diff --git a/mysql/libmysql/authentication_win/common.h b/mysql/libmysql/authentication_win/common.h deleted file mode 100644 index b7525fb..0000000 --- a/mysql/libmysql/authentication_win/common.h +++ /dev/null @@ -1,324 +0,0 @@ -/* Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; version 2 of the License. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */ - -#ifndef COMMON_H -#define COMMON_H - -#include <my_global.h> -#include <windows.h> -#include <sspi.h> // for CtxtHandle -#include <mysql/plugin_auth_common.h> // for MYSQL_PLUGIN_VIO - -/// Maximum length of the target service name. -#define MAX_SERVICE_NAME_LENGTH 1024 - - -/** Debugging and error reporting infrastructure ***************************/ - -/* - Note: We use plugin local logging and error reporting mechanisms until - WL#2940 (plugin service: error reporting) is available. -*/ - -#undef INFO -#undef WARNING -#undef ERROR - -struct error_log_level -{ - typedef enum {INFO, WARNING, ERROR} type; -}; - -extern "C" int opt_auth_win_log_level; -unsigned int get_log_level(void); -void set_log_level(unsigned int); - - -/* - If DEBUG_ERROR_LOG is defined then error logging happens only - in debug-copiled code. Otherwise ERROR_LOG() expands to - error_log_print() even in production code. - - Note: Macro ERROR_LOG() can use printf-like format string like this: - - ERROR_LOG(Level, ("format string", args)); - - The implementation should handle it correctly. Currently it is passed - to fprintf() (see error_log_vprint() function). -*/ - -#if defined(DEBUG_ERROR_LOG) && defined(DBUG_OFF) -#define ERROR_LOG(Level, Msg) do {} while (0) -#else -#define ERROR_LOG(Level, Msg) error_log_print< error_log_level::Level > Msg -#endif - - -void error_log_vprint(error_log_level::type level, - const char *fmt, va_list args); - -template <error_log_level::type Level> -void error_log_print(const char *fmt, ...) -{ - va_list args; - va_start(args, fmt); - error_log_vprint(Level, fmt, args); - va_end(args); -} - -typedef char Error_message_buf[1024]; -const char* get_last_error_message(Error_message_buf); - - -/* - Internal implementation of debug message printing which does not use - dbug library. This is invoked via macro: - - DBUG_PRINT_DO(Keyword, ("format string", args)); - - This is supposed to be used as an implementation of DBUG_PRINT() macro, - unless the dbug library implementation is used or debug messages are disabled. -*/ - -#ifndef DBUG_OFF - -#define DBUG_PRINT_DO(Keyword, Msg) \ - do { \ - if (4 > get_log_level()) break; \ - fprintf(stderr, "winauth: %s: ", Keyword); \ - debug_msg Msg; \ - } while (0) - -inline -void debug_msg(const char *fmt, ...) -{ - va_list args; - va_start(args, fmt); - vfprintf(stderr, fmt, args); - fputc('\n', stderr); - fflush(stderr); - va_end(args); -} - -#else -#define DBUG_PRINT_DO(K, M) do {} while (0) -#endif - - -#ifndef WINAUTH_USE_DBUG_LIB - -#undef DBUG_PRINT -#define DBUG_PRINT(Keyword, Msg) DBUG_PRINT_DO(Keyword, Msg) - -/* - Redefine few more debug macros to make sure that no symbols from - dbug library are used. -*/ - -#undef DBUG_ENTER -#define DBUG_ENTER(X) do {} while (0) - -#undef DBUG_RETURN -#define DBUG_RETURN(X) return (X) - -#undef DBUG_ASSERT -#ifndef DBUG_OFF -#define DBUG_ASSERT(X) assert (X) -#else -#define DBUG_ASSERT(X) do {} while (0) -#endif - -#undef DBUG_DUMP -#define DBUG_DUMP(A,B,C) do {} while (0) - -#endif - - -/** Blob class *************************************************************/ - -typedef unsigned char byte; - -/** - Class representing a region of memory (e.g., a string or binary buffer). - - @note This class does not allocate memory. It merely describes a region - of memory which must be allocated externally (if it is dynamic memory). -*/ - -class Blob -{ - byte *m_ptr; ///< Pointer to the first byte of the memory region. - size_t m_len; ///< Length of the memory region. - -public: - - Blob(): m_ptr(NULL), m_len(0) - {} - - Blob(const byte *ptr, const size_t len) - : m_ptr(const_cast<byte*>(ptr)), m_len(len) - {} - - Blob(const char *str): m_ptr((byte*)str) - { - m_len= strlen(str); - } - - byte* ptr() const - { - return m_ptr; - } - - size_t len() const - { - return m_len; - } - - byte& operator[](unsigned pos) const - { - static byte out_of_range= 0; // alas, no exceptions... - return pos < len() ? m_ptr[pos] : out_of_range; - } - - bool is_null() const - { - return m_ptr == NULL; - } - - void trim(size_t l) - { - m_len= l; - } -}; - - -/** Connection class *******************************************************/ - -/** - Convenience wrapper around MYSQL_PLUGIN_VIO object providing basic - read/write operations. -*/ - -class Connection -{ - MYSQL_PLUGIN_VIO *m_vio; ///< Pointer to @c MYSQL_PLUGIN_VIO structure. - - /** - If non-zero, indicates that connection is broken. If this has happened - because of failed operation, stores non-zero error code from that failure. - */ - int m_error; - -public: - - Connection(MYSQL_PLUGIN_VIO *vio); - int write(const Blob&); - Blob read(); - - int error() const - { - return m_error; - } -}; - - -/** Sid class **************************************************************/ - -/** - Class for storing and manipulating Windows security identifiers (SIDs). -*/ - -class Sid -{ - TOKEN_USER *m_data; ///< Pointer to structure holding identifier's data. - SID_NAME_USE m_type; ///< Type of identified entity. - -public: - - Sid(const wchar_t*); - Sid(HANDLE sec_token); - ~Sid(); - - bool is_valid(void) const; - - bool is_group(void) const - { - return m_type == SidTypeGroup - || m_type == SidTypeWellKnownGroup - || m_type == SidTypeAlias; - } - - bool is_user(void) const - { - return m_type == SidTypeUser; - } - - bool operator==(const Sid&); - - operator PSID() const - { - return (PSID)m_data->User.Sid; - } - -#ifndef DBUG_OFF - -private: - char *m_as_string; ///< Cached string representation of the SID. -public: - const char* as_string(); - -#endif -}; - - -/** UPN class **************************************************************/ - -/** - An object of this class obtains and stores User Principal Name of the - account under which current process is running. -*/ - -class UPN -{ - char *m_buf; ///< Pointer to UPN in utf8 representation. - size_t m_len; ///< Length of the name. - -public: - - UPN(); - ~UPN(); - - bool is_valid() const - { - return m_len > 0; - } - - const Blob as_blob() const - { - return m_len ? Blob((byte*)m_buf, m_len) : Blob(); - } - - const char* as_string() const - { - return (const char*)m_buf; - } - -}; - - -char* wchar_to_utf8(const wchar_t*, size_t*); -wchar_t* utf8_to_wchar(const char*, size_t*); - -#endif |