SHA1 service

(because mysql_ssl library is built with -fvisibility=hidden)

include/mysql/plugin.h

@@ -74,7 +74,7 @@ typedef struct st_mysql_xid MYSQL_XID;
 #define MYSQL_PLUGIN_INTERFACE_VERSION 0x0104
 
 /* MariaDB plugin interface version */
-#define MARIA_PLUGIN_INTERFACE_VERSION 0x0105
+#define MARIA_PLUGIN_INTERFACE_VERSION 0x0106
 
 /*
   The allowable types of plugins

include/mysql/plugin_audit.h.pp

@@ -93,6 +93,13 @@ extern struct kill_statement_service_st {
   enum thd_kill_levels (*thd_kill_level_func)(const void*);
 } *thd_kill_statement_service;
 enum thd_kill_levels thd_kill_level(const void*);
+#include <mysql/service_sha1.h>
+extern struct my_sha1_service_st {
+  void (*my_sha1_type)(unsigned char*, const char*, size_t);
+  void (*my_sha1_multi_type)(unsigned char*, ...);
+} *my_sha1_service;
+void my_sha1(unsigned char*, const char*, size_t);
+void my_sha1_multi(unsigned char*, ...);
 struct st_mysql_xid {
   long formatID;
   long gtrid_length;

include/mysql/plugin_auth.h.pp

@@ -93,6 +93,13 @@ extern struct kill_statement_service_st {
   enum thd_kill_levels (*thd_kill_level_func)(const void*);
 } *thd_kill_statement_service;
 enum thd_kill_levels thd_kill_level(const void*);
+#include <mysql/service_sha1.h>
+extern struct my_sha1_service_st {
+  void (*my_sha1_type)(unsigned char*, const char*, size_t);
+  void (*my_sha1_multi_type)(unsigned char*, ...);
+} *my_sha1_service;
+void my_sha1(unsigned char*, const char*, size_t);
+void my_sha1_multi(unsigned char*, ...);
 struct st_mysql_xid {
   long formatID;
   long gtrid_length;

include/mysql/plugin_ftparser.h.pp

@@ -93,6 +93,13 @@ extern struct kill_statement_service_st {
   enum thd_kill_levels (*thd_kill_level_func)(const void*);
 } *thd_kill_statement_service;
 enum thd_kill_levels thd_kill_level(const void*);
+#include <mysql/service_sha1.h>
+extern struct my_sha1_service_st {
+  void (*my_sha1_type)(unsigned char*, const char*, size_t);
+  void (*my_sha1_multi_type)(unsigned char*, ...);
+} *my_sha1_service;
+void my_sha1(unsigned char*, const char*, size_t);
+void my_sha1_multi(unsigned char*, ...);
 struct st_mysql_xid {
   long formatID;
   long gtrid_length;

include/mysql/service_sha1.h

+#ifndef MYSQL_SERVICE_SHA1_INCLUDED
+/* Copyright (c) 2013, Monty Program Ab
+
+   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 St, Fifth Floor, Boston, MA 02110-1301  USA */
+
+/**
+  @file
+  my sha1 service
+
+  Functions to calculate SHA1 hash from a memory buffer
+*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef MYSQL_ABI_CHECK
+#include <stdlib.h>
+#endif
+
+#define MY_SHA1_HASH_SIZE 20 /* Hash size in bytes */
+
+extern struct my_sha1_service_st {
+  void (*my_sha1_type)(unsigned char*, const char*, size_t);
+  void (*my_sha1_multi_type)(unsigned char*, ...);
+} *my_sha1_service;
+
+#ifdef MYSQL_DYNAMIC_PLUGIN
+
+#define my_sha1(A,B,C) my_sha1_service->my_sha1_type(A,B,C)
+#define my_sha1_multi my_sha1_service->my_sha1_multi_type
+
+#else
+
+void my_sha1(unsigned char*, const char*, size_t);
+void my_sha1_multi(unsigned char*, ...);
+
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#define MYSQL_SERVICE_SHA1_INCLUDED
+#endif
+

include/mysql/services.h

@@ -25,6 +25,7 @@ extern "C" {
 #include <mysql/service_progress_report.h>
 #include <mysql/service_debug_sync.h>
 #include <mysql/service_kill_statement.h>
+#include <mysql/service_sha1.h>
 
 #ifdef __cplusplus
 }

include/service_versions.h

@@ -19,11 +19,13 @@
 #define SERVICE_VERSION void *
 #endif
 
+#define VERSION_debug_sync              0x1000
+#define VERSION_kill_statement          0x1000
+
 #define VERSION_my_snprintf             0x0100
 #define VERSION_thd_alloc               0x0100
 #define VERSION_thd_wait                0x0100
 #define VERSION_my_thread_scheduler     0x0100
 #define VERSION_progress_report         0x0100
-#define VERSION_debug_sync              0x1000
-#define VERSION_kill_statement          0x1000
+#define VERSION_my_sha1                 0x0100
 

include/sha1.h

 #ifndef SHA1_INCLUDED
 #define SHA1_INCLUDED
 
-/* Copyright (c) 2002, 2006 MySQL AB, 2009 Sun Microsystems, Inc.
-   Use is subject to license terms.
+/* Copyright (c) 2013, Monty Program Ab
 
  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
@@ -18,13 +17,9 @@
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */
 
-#define SHA1_HASH_SIZE 20 /* Hash size in bytes */
-
-C_MODE_START
-
-void compute_sha1_hash(uint8 *digest, const char *buf, int len);
-void compute_sha1_hash_multi(uint8 *digest, const char *buf1, int len1,
-                             const char *buf2, int len2);
-C_MODE_END
+#include <mysql/service_sha1.h>
+#define SHA1_HASH_SIZE MY_SHA1_HASH_SIZE
+#define compute_sha1_hash(A,B,C) my_sha1(A,B,C)
+#define compute_sha1_hash_multi(A,B,C,D,E) my_sha1_multi(A,B,C,D,E,NULL)
 
 #endif /* SHA__INCLUDED */

libservices/CMakeLists.txt

@@ -22,6 +22,7 @@ SET(MYSQLSERVICES_SOURCES
   my_thread_scheduler_service.c
   progress_report_service.c
   debug_sync_service.c
+  my_sha1_service.c
   kill_statement_service.c)
 
 ADD_CONVENIENCE_LIBRARY(mysqlservices ${MYSQLSERVICES_SOURCES})

libservices/HOWTO

@@ -76,7 +76,7 @@ it should also declare all the accompanying data structures, as necessary
 ==================================================================
   /* GPL header */
   #include <service_versions.h>
-  SERVICE_VERSION *foo_service= (void*)VERSION_foo;
+  SERVICE_VERSION foo_service= (void*)VERSION_foo;
 ==================================================================
 
 7. add the new file to libservices/CMakeLists.txt (MYSQLSERVICES_SOURCES)

libservices/my_sha1_service.c

+/* Copyright (c) 2013 Monty Program Ab
+   Use is subject to license terms.
+
+   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 St, Fifth Floor, Boston, MA 02110-1301  USA */
+
+#include <service_versions.h>
+SERVICE_VERSION my_sha1_service= (void*)VERSION_my_sha1;

mysys_ssl/my_sha1.cc

@@ -24,6 +24,7 @@
 
 #include <my_global.h>
 #include <sha1.h>
+#include <stdarg.h>
 
 #if defined(HAVE_YASSL)
 #include "sha.hpp"
@@ -56,12 +57,15 @@ void mysql_sha1_yassl(uint8 *digest, const char *buf, int len)
 
   @return              void
 */
-void mysql_sha1_multi_yassl(uint8 *digest, const char *buf1, int len1,
-                            const char *buf2, int len2)
+void mysql_sha1_multi_yassl(uint8 *digest, va_list args)
 {
+  const char *str;
   TaoCrypt::SHA hasher;
-  hasher.Update((const TaoCrypt::byte *) buf1, len1);
-  hasher.Update((const TaoCrypt::byte *) buf2, len2);
+
+  for (str= va_arg(args, const char*); str; str= va_arg(args, const char*))
+  {
+    hasher.Update((const TaoCrypt::byte *) str, va_arg(args, size_t));
+  }
   hasher.Final((TaoCrypt::byte *) digest);
 }
 
@@ -98,7 +102,7 @@ int mysql_sha1_result(SHA_CTX *context,
 
   @return              void
 */
-void compute_sha1_hash(uint8 *digest, const char *buf, int len)
+void my_sha1(uint8 *digest, const char *buf, size_t len)
 {
 #if defined(HAVE_YASSL)
   mysql_sha1_yassl(digest, buf, len);
@@ -124,18 +128,24 @@ void compute_sha1_hash(uint8 *digest, const char *buf, int len)
 
   @return              void
 */
-void compute_sha1_hash_multi(uint8 *digest, const char *buf1, int len1,
-                             const char *buf2, int len2)
+void my_sha1_multi(uint8 *digest, ...)
 {
+  va_list args;
+  va_start(args, digest);
+
 #if defined(HAVE_YASSL)
-  mysql_sha1_multi_yassl(digest, buf1, len1, buf2, len2);
+  mysql_sha1_multi_yassl(digest, args);
 #elif defined(HAVE_OPENSSL)
   SHA_CTX sha1_context;
+  const char *str;
 
   mysql_sha1_reset(&sha1_context);
-  mysql_sha1_input(&sha1_context, (const uint8 *) buf1, len1);
-  mysql_sha1_input(&sha1_context, (const uint8 *) buf2, len2);
+  for (str= va_arg(args, const char*); str; str= va_arg(args, const char*))
+  {
+    mysql_sha1_input(&sha1_context, (const uint8 *) str, va_arg(args, size_t));
+  }
   mysql_sha1_result(&sha1_context, digest);
 #endif /* HAVE_YASSL */
+  va_end(args);
 }
 

sql/sql_plugin_services.h

@@ -58,6 +58,11 @@ static struct kill_statement_service_st thd_kill_statement_handler= {
   thd_kill_level
 };
 
+static struct my_sha1_service_st my_sha1_handler = {
+  my_sha1,
+  my_sha1_multi
+};
+
 static struct st_service_ref list_of_services[]=
 {
   { "my_snprintf_service",         VERSION_my_snprintf,         &my_snprintf_handler },
@@ -66,6 +71,7 @@ static struct st_service_ref list_of_services[]=
   { "my_thread_scheduler_service", VERSION_my_thread_scheduler, &my_thread_scheduler_handler },
   { "progress_report_service",     VERSION_progress_report,     &progress_report_handler },
   { "debug_sync_service",          VERSION_debug_sync,          0 }, // updated in plugin_init()
-  { "thd_kill_statement_service",  VERSION_kill_statement,      &thd_kill_statement_handler }
+  { "thd_kill_statement_service",  VERSION_kill_statement,      &thd_kill_statement_handler },
+  { "my_sha1_service",             VERSION_my_sha1,             &my_sha1_handler}
 };