libdb/lang/sql/odbc/SQLiteODBCInstaller.c

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2011-09-13 17:44:24 +00:00
/*
SQLiteODBCInstaller:
--------------------
Installs SQLiteODBC Driver.
Contact:
Fjord-e-design GmbH, Kanzleistr. 91-93, D-24943 Flensburg
Telephone: +49 (0)461/480897-80, (Germany)
Fax: +49 (0)461/480897-81 (Germany)
EMail: hinrichsen@fjord-e-design.com
WWW: http://www.fjord-e-design.com
-----------------------------------------------------------------------
- History --------------------------------------------------------------
Version 1.0: 2006-08-11 by fjord-e-design GmbH
- Initial release.
Version 1.1: 2006-08-14 by fjord-e-design GmbH
- Change license from GNU to BSD.
- Replaced rundll32 to direct DLL access.
-----------------------------------------------------------------------
- LICENSE -------------------------------------------------------------
Copyright (c) 2006, fjord-e-design GmbH
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* 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.
* Neither the name of the fjord-e-design nor the names of its contributors
may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"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 COPYRIGHT OWNER 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.
-----------------------------------------------------------------------
*/
#include "stdio.h"
#include "direct.h"
#include "string.h"
#include "windows.h"
// Version of Installer
#define SQLINST_VERSION "1.2"
// Known Argument Types
#define SQLINST_ARGID_COUNT 9
#define SQLINST_ARGID_UNKNOWN (-1)
#define SQLINST_ARGID_HELP (0)
#define SQLINST_ARGID_VERSION (1)
#define SQLINST_ARGID_INSTALL (2)
#define SQLINST_ARGID_UNINSTALL (3)
#define SQLINST_ARGID_ALL (4)
#define SQLINST_ARGID_DRIVER (5)
#define SQLINST_ARGID_QUIET (6)
#define SQLINST_ARGID_SHOW_MSG_BOX (7)
#define SQLINST_ARGID_DLL (8)
// Some internel values....
#define SQLINST_MAX_BUFFER (1024)
#define SQLINST_MAX_ARG_VALUE (5)
#define SQLINST_MAX_ARGS (10)
// Known driver
#define SQLINST_DRIVER_COUNT (4)
#define SQLINST_DRIVER_SQL2 (0x01)
#define SQLINST_DRIVER_SQL2_UTF (0x02)
#define SQLINST_DRIVER_SQL3 (0x04)
#define SQLINST_DRIVER_DLL (0x08)
// Actions: What have I todo?
#define SQLINST_ACTION_NOT_KNOWN (0)
#define SQLINST_ACTION_PRINT_HELP (1)
#define SQLINST_ACTION_INSTALL (2)
#define SQLINST_ACTION_UNINSTALL (3)
// DLL-Function
typedef UINT (CALLBACK* InstallFunc)(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow);
typedef UINT (CALLBACK* UnInstallFunc)(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow);
struct SQLiteDriverData_Struct
{
// Name for Argument
const char *pArgOptionName;
// SQLINST_DRIVER_*
const unsigned char ArgFlag;
// DriverName
const char *pDriverName;
// DSN-Name
const char *pDSNName;
// DLL-Name
const char *pDLLName;
};
// Define availably Driver (SQLINST_DRIVER_DLL = use given DLL)
static const struct SQLiteDriverData_Struct g_SQLiteDriverData[SQLINST_DRIVER_COUNT] = \
{
{ "sql2" , SQLINST_DRIVER_SQL2 , "SQLite ODBC Driver" , "SQLite Datasource" , "sqliteodbc.dll" },
{ "sql2u" , SQLINST_DRIVER_SQL2_UTF , "SQLite ODBC (UTF-8) Driver" , "SQLite UTF-8 Datasource" , "sqliteodbcu.dll" },
{ "sql3" , SQLINST_DRIVER_SQL3 , "SQLite3 ODBC Driver" , "SQLite3 Datasource" , "sqlite3odbc.dll" },
{ "" , SQLINST_DRIVER_DLL , "" , "" , "" }
};
struct ArgData_Struct
{
// Name of the Arg
const char *pArgName;
// The id
const char ArgID;
// Commet
const char *pArgComment;
};
static const struct ArgData_Struct g_ArgData[SQLINST_ARGID_COUNT] =\
{
{ "h", SQLINST_ARGID_HELP , "-h = print help" },
{ "v", SQLINST_ARGID_VERSION , "-v = print version" },
{ "i", SQLINST_ARGID_INSTALL , "-i = install" },
{ "u", SQLINST_ARGID_UNINSTALL , "-u = uninstall" },
{ "a", SQLINST_ARGID_ALL , "-a = (un)install all driver (default)" },
{ "d", SQLINST_ARGID_DRIVER , "-d = (un)install only given driver" },
{ "l", SQLINST_ARGID_DLL , "-l = (un)install given dll. (full path and dll name)" },
{ "q", SQLINST_ARGID_QUIET , "-q = quiet" },
{ "m", SQLINST_ARGID_SHOW_MSG_BOX , "-m = show errors in windows messageboxes!" }
};
// Pointer to versionstring
static const char g_Version[] = { SQLINST_VERSION };
struct ParstArgsData_Struct
{
// Name of the Arg
char ArgName[SQLINST_MAX_BUFFER];
// If Arg known than the id, or -1 if unknown.
char ArgID;
// Arg values
unsigned char ArgValueCount; // Number
char ArgValue[SQLINST_MAX_ARG_VALUE][SQLINST_MAX_BUFFER];
};
// What have the (Un)Installer todo?
struct RunningOptionData_Struct
{
// What have I todo? (SQLINST_ACTION_*)
unsigned char DoFollow;
// Which Drivers? (SQLINST_DRIVER_*)
unsigned char FollowDriver;
// Install follow dll (Used when: FollowDriver & SQLINST_DRIVER_DLL)
char DirectDll[SQLINST_MAX_BUFFER];
// Shut up...
BOOL Quiet;
};
// Parse the Arg, return number when some found
unsigned char ParseArg(int argc, char* argv[], struct ParstArgsData_Struct *pDestArg, unsigned char MaxDestArg );
// Install or Uninstall (return 0 for success)
int RunUnInstaller( const struct RunningOptionData_Struct *pRunData );
// Seperate Arg and values from type "-d=sql2,sql2u", return starting point from values
char *SeperateArgAndValue( char *pArgName );
// Give back the Arg ID (SQLINST_ARGID_*)
char GetArgID( const char *pArgName );
// Save valuelist in struct
void SaveValues( struct ParstArgsData_Struct *pDestArg, const char *pValues );
// Put Messsage to user
void MessageToUser( const char *pMessage );
// Remove path
void MakeTempFile( char *pDestBuffer, int MaxDestBuffer, const char *pSourceBuffer );
// Error Message Buffer
#define SQLINST_MAX_ERROR_BUFFER 4096
char g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER];
BOOL g_ShowErrorInWindowsMessageBoxes = FALSE;
int main(int argc, char* argv[])
{
struct ParstArgsData_Struct Arguments[SQLINST_MAX_ARGS]; // Parst Argument data
unsigned char ArgCount; // Number of Arguments
unsigned char Count, Driver, Value; // Counter
struct RunningOptionData_Struct RunData; // Run Program
BOOL Found; // Found Value (or not)
// Check if any arguments need to be checked
ArgCount = ParseArg(argc, argv, Arguments, SQLINST_MAX_ARGS);
if ( ArgCount )
{
// Init RunData
memset( &RunData, 0, sizeof(struct RunningOptionData_Struct) );
RunData.DoFollow = SQLINST_ACTION_NOT_KNOWN;
// Check all Args
for ( Count = 0; Count < ArgCount; Count++ )
{
// Procced ArgID
switch ( Arguments[Count].ArgID )
{
default:
case SQLINST_ARGID_UNKNOWN:
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Unknown argument: %s\n", Arguments[Count].ArgName );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Break with error
return -1;
break;
case SQLINST_ARGID_HELP:
// Set print help
RunData.DoFollow = SQLINST_ACTION_PRINT_HELP;
// Break: for ( Count = 0; Count < ArgCount; Count++ )
Count = ArgCount;
break;
case SQLINST_ARGID_VERSION:
// Print Version
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "SQLiteODBCInstaller %s\n", g_Version );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Return OK
return 0;
break;
case SQLINST_ARGID_INSTALL:
// Check if RunData.DoFollow already set
if ( RunData.DoFollow )
{
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Please use only -i OR -u one time and alone!\n" );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Break with error
return -1;
} // if ( InstallOption )
// Set InstallOption to "INSTALL"
RunData.DoFollow = SQLINST_ACTION_INSTALL;
break;
case SQLINST_ARGID_UNINSTALL:
// Check if RunData.DoFollow already set
if ( RunData.DoFollow )
{
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Please use only -i OR -u one time and alone!\n" );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Break with error
return -1;
} // if ( InstallOption )
// Set InstallOption to "UNINSTALL"
RunData.DoFollow = SQLINST_ACTION_UNINSTALL;
break;
case SQLINST_ARGID_ALL:
// (Un)Install all Drivers
for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
{
// If not special entry
if ( strlen(g_SQLiteDriverData[Driver].pDLLName) )
{
RunData.FollowDriver |= g_SQLiteDriverData[Driver].ArgFlag;
}
} // for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
break;
case SQLINST_ARGID_DRIVER:
// Any Driver give?
if ( 0 == Arguments[Count].ArgValueCount )
{
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Argument: \"%s\" need options! Use -h for help!\n", Arguments[Count].ArgName );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Break with error
return -1;
} // if ( 0 == Arguments[Count].ArgValueCount )
// Check if given driver in Database
for ( Value = 0; Value < Arguments[Count].ArgValueCount; Value++ )
{
// Driver not found in Database
Found = FALSE;
for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
{
// Ignore special entry.
if ( !strlen(g_SQLiteDriverData[Driver].pDLLName) )
{
continue;
}
// If Identical set Flag
if ( 0 == strcmp( g_SQLiteDriverData[Driver].pArgOptionName, Arguments[Count].ArgValue[Value]) )
{
RunData.FollowDriver |= g_SQLiteDriverData[Driver].ArgFlag;
Found = TRUE;
// Break: for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
break;
} // if ( NULL == strcmp( g_SQLiteDriverData[Driver].pArgOptionName, Arguments[Count].ArgValue[Value]) )
} // for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
// Return with error if unknown drivername given
if ( !Found )
{
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Argument: %s unknown drivername: %s! Use -h for help!\n", Arguments[Count].ArgName, Arguments[Count].ArgValue[Value] );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Break with error
return -1;
} // if ( !Found )
} // for ( Value = 0; Value < Arguments[Count].ArgValueCount; Value++ )
break;
case SQLINST_ARGID_DLL:
// Need one given DLL
if ( 1 == Arguments[Count].ArgValueCount )
{
// Copy DLL to run struct
RunData.FollowDriver |= SQLINST_DRIVER_DLL;
strncpy( RunData.DirectDll, Arguments[Count].ArgValue[0], SQLINST_MAX_BUFFER );
RunData.DirectDll[SQLINST_MAX_BUFFER-1] = 0;
}
else
{
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Argument: %s need dllname! Use -h for help!\n", Arguments[Count].ArgName );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
}
break;
case SQLINST_ARGID_QUIET:
RunData.Quiet = TRUE;
break;
case SQLINST_ARGID_SHOW_MSG_BOX:
g_ShowErrorInWindowsMessageBoxes = TRUE;
break;
} // switch ( Arguments[Count].ArgID )
} // for ( Count = 0; Count < ArgCount; Count++ )
// Check if any driver given, if not use all (Make argument "-a" default!)
if ( !RunData.FollowDriver )
{
// Install all Drivers
for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
{
// If not special entry
if ( strlen(g_SQLiteDriverData[Driver].pDLLName) )
{
RunData.FollowDriver |= g_SQLiteDriverData[Driver].ArgFlag;
}
} // for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
} // if ( !RunData.FollowDriver )
switch ( RunData.DoFollow )
{
case SQLINST_ACTION_NOT_KNOWN: // No Argument for Install or Uninstall given
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Please give install(-i) or uninstall option(-u)!\n" );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Break with error
return -1;
break;
case SQLINST_ACTION_INSTALL: // Install driver
case SQLINST_ACTION_UNINSTALL: // Uninstall driver
// Ok now (un)install
return RunUnInstaller( &RunData );
break;
default:
case SQLINST_ACTION_PRINT_HELP: // Print Help
// Do nothing
break;
}
} // if ( ArgCount )
// Print help
printf( "SQLiteODBCInstaller [-i or -u] [-a, -d=driverlist or -l=fullpath\\dllname]\n" );
printf( "Version: %s\n", g_Version );
printf( "\n");
// Print all Options
for ( Count = 0; Count < SQLINST_ARGID_COUNT; Count++ )
{
// Print comment
printf( "%s\n", g_ArgData[Count].pArgComment );
// If ArgID driver print availble driver
if ( SQLINST_ARGID_DRIVER == g_ArgData[Count].ArgID )
{
// Print all known driver
printf( " {" );
for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
{
// Ignore special entry.
if ( !strlen(g_SQLiteDriverData[Driver].pDLLName) )
{
continue;
}
// Seperator ";" if needed
if ( Driver ) { printf( "; "); }
// Data
printf( "%s=%s", g_SQLiteDriverData[Driver].pArgOptionName, g_SQLiteDriverData[Driver].pDriverName );
} // for ( Count = 0; Count < SQLINST_DRIVER_COUNT; Count++ )
printf( "}\n" );
}
} // for ( Count = 0; Count < SQLINST_ARGID_COUNT; Count++ )
// Print some examples
printf( "\n");
printf( "Example 1: Install all driver\n");
printf( "SQLiteODBCInstaller -i -a\n");
printf( "\n");
printf( "Example 2: Uninstall all driver\n");
printf( "SQLiteODBCInstaller -u -a\n");
printf( "\n");
printf( "Example 3: Install only SQLite2 and SQLite2 UTF8 driver\n");
printf( "SQLiteODBCInstaller -i -d=sql2,sql2u\n");
printf( "\n");
printf( "Example 4: Install dll directly\n");
printf( "SQLiteODBCInstaller -i -l=\"c:\\download\\sqlite3odbc.dll\"\n");
printf( "\n");
return 0;
}
// Parse the Arg, return TRUE when some found
unsigned char ParseArg(int argc, char* argv[], struct ParstArgsData_Struct *pDestArg, unsigned char MaxDestArg )
{
unsigned char ArgCount; // Counters
unsigned char Status; // Status of parsing: 0x01 value needed
int DestArg; // Count of parst arguments
char *pValues; // Pointer to values
// Nothing startet
Status = 0;
// No args parst yet
DestArg = -1;
// Check all arguments but not me self (ArgCount=0)
for ( ArgCount = 1; ArgCount < argc; ArgCount++ )
{
// Need "-" or more windows like "/" at start of argument
if ( '-' == argv[ArgCount][0] || '/' == argv[ArgCount][0] )
{
// Stop at max arguments
if ( DestArg+1 > MaxDestArg )
{
return DestArg;
}
// Use Next argument
DestArg++;
// Init
memset( &pDestArg[DestArg], 0, sizeof( struct ParstArgsData_Struct) );
// Copy Argument
strncpy( pDestArg[DestArg].ArgName, &argv[ArgCount][1], SQLINST_MAX_BUFFER );
pDestArg[DestArg].ArgName[SQLINST_MAX_BUFFER-1] = 0;
// If from type "-d=sql2,sql2u" break after space or "="
pValues = SeperateArgAndValue( pDestArg[DestArg].ArgName );
// Find ArgID
pDestArg[DestArg].ArgID = GetArgID( pDestArg[DestArg].ArgName );
// Save values if needed
if ( pValues )
{
// Save valuelist in struct
SaveValues( &pDestArg[DestArg], pValues );
}
} // if ( argv[ArgCount][0] = '-' || argv[ArgCount][0] = '/' )
else
{
// No argument so it should be an value
// if -d from type "-d = sql2,sql2u" ignore "="
if ( '=' == argv[ArgCount][0] )
{
continue;
} // if ( '=' == argv[ArgCount][0] )
// Save valuelist in struct
if ( -1 < DestArg )
{
SaveValues( &pDestArg[DestArg], argv[ArgCount] );
}
} // if ( argv[ArgCount][0] = '-' || argv[ArgCount][0] = '/' )
} // for ( ArgCount = 0; ArgCount < argc; ArgCount++ )
// Be sure to give only unsigned value back (DestArg starts with -1)
DestArg++;
return DestArg;
}
// Give back the Arg ID (SQLINST_ARGID_*)
char GetArgID( const char *pArgName )
{
unsigned char IdCount; // Counter
// Get ArgID
for ( IdCount = 0; IdCount < SQLINST_ARGID_COUNT; IdCount++ )
{
// Check if arg found in database
if ( 0 == strcmp(g_ArgData[IdCount].pArgName, pArgName) )
{
// Save ID
return g_ArgData[IdCount].ArgID;
} // if ( NULL == strcmp( g_ArgData[IdCount].pArgName, &argv[ArgCount][1] )
} // for ( IdCount = 0; IdCount < SQLINST_ARGID_COUNT; IdCount++ )
// Nothing found...
return SQLINST_ARGID_UNKNOWN;
}
// Seperate Arg and values from type "-d=sql2,sql2u", return starting point from values
char *SeperateArgAndValue( char *pArgName )
{
unsigned int StringPos;
BOOL CheckValaue;
// Parse String
StringPos = 0; // First pos in string
CheckValaue = FALSE; // Arg not ended
while ( pArgName[StringPos] )
{
// Check some end chars
switch ( pArgName[StringPos] )
{
case '\t':
case '=':
// Arg-Type?
if ( !CheckValaue )
{
// Arg ends
pArgName[StringPos] = 0;
CheckValaue = TRUE;
} // if ( !CheckValaue )
break;
default:
// Value starts
if ( CheckValaue )
{
return &pArgName[StringPos];
}
break;
}
StringPos++;
} // while ( pArgName[StringPos] )
// No value found
return NULL;
}
// Save valuelist in struct
void SaveValues( struct ParstArgsData_Struct *pDestArg, const char *pValues )
{
unsigned int ValueLength; // Length of string
unsigned int StringPos; // Position in string
BOOL BreakMe; // Break while
const char *pValueStart;
unsigned char Quote;
// Parse from start
StringPos = 0;
// do not write above dest buffer stop when string ends
while ( (pDestArg->ArgValueCount < SQLINST_MAX_ARG_VALUE) && pValues[StringPos] )
{
// no value startet
ValueLength = 0;
BreakMe = FALSE;
pValueStart = &pValues[StringPos];
Quote = 0;
// Parse string
while ( pValues[StringPos] && !BreakMe )
{
// If some End chars
switch ( pValues[StringPos] )
{
case ' ':
case '\n':
case ',':
if ( !Quote )
{
BreakMe = TRUE;
}
break;
case '"':
if ( Quote )
{
BreakMe = TRUE;
}
else
{
Quote = 1;
}
break;
default:
ValueLength++;
break;
} // switch ( pValues[StringPos] )
StringPos++;
} // while ( pValues[StringPos] )
// When somethings to save
if ( ValueLength )
{
if ( ValueLength > SQLINST_MAX_BUFFER )
{
ValueLength = SQLINST_MAX_BUFFER;
}
// Copy value
strncpy( pDestArg->ArgValue[pDestArg->ArgValueCount], pValueStart, ValueLength );
// Saved...
pDestArg->ArgValueCount++;
} // if ( ValueLength )
} // while ( pDestArg->ArgValueCount < SQLINST_MAX_ARG_VALUE )
}
// Install or Uninstall
int RunUnInstaller( const struct RunningOptionData_Struct *pRunData )
{
unsigned int Driver; // Counter
char SystemPath[1024]; // System path (C:\Windows\System32)
char WorkPath[1024]; // My own path
char TempPath[1024]; // Temp path for working
char TempFile[1024]; // TempFile
char SourceFile[2048]; // SourceFile
char DestFile[2048]; // DestFile
HMODULE hDll; // DLL-Handle
InstallFunc Install; // DLL-Function
UnInstallFunc UnInstall; // DLL-Function
// Get needed Pathes:
// Systempath
GetSystemDirectory( SystemPath, 1024 );
SystemPath[1024-1] = 0;
// Workpath
_getcwd( WorkPath, 1024 );
WorkPath[1024-1] = 0;
// Temppath
GetTempPath( 1024, TempPath );
TempPath[1024-1] = 0;
// Install uninstall all drivers
for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
{
// (Un)Install follow driver
if ( !(pRunData->FollowDriver & g_SQLiteDriverData[Driver].ArgFlag) )
{
// No...
continue;
} // if ( (pRunData->FollowDriver & g_SQLiteDriverData[Driver].ArgFlag) )
// What have I todo?
switch ( pRunData->DoFollow )
{
case SQLINST_ACTION_INSTALL:
if ( g_SQLiteDriverData[Driver].ArgFlag == SQLINST_DRIVER_DLL )
{
_snprintf( SourceFile, 2048, "%s", pRunData->DirectDll );
SourceFile[2048-1] = 0;
}
else
{
_snprintf( SourceFile, 2048, "%s\\%s", WorkPath, g_SQLiteDriverData[Driver].pDLLName );
SourceFile[2048-1] = 0;
}
// Try to load the DLL
hDll = LoadLibrary( SourceFile );
if ( !hDll )
{
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Could not open DLL: %s\n", SourceFile );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
continue;
} // if ( !hDll )
// Get Address from the Install Function;
Install = (InstallFunc)GetProcAddress(hDll, "install");
if ( !Install )
{
FreeLibrary(hDll);
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Dll not provid install function: %s\n", SourceFile );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
continue;
}
// Use the install function...
if ( pRunData->Quiet )
{
Install( NULL, NULL, "quiet", 0 );
}
else
{
Install( NULL, NULL, "", 0 );
}
// Cleaning...
FreeLibrary(hDll);
break;
case SQLINST_ACTION_UNINSTALL:
if ( g_SQLiteDriverData[Driver].ArgFlag == SQLINST_DRIVER_DLL )
{
MakeTempFile( TempFile, 1024, pRunData->DirectDll );
_snprintf( SourceFile, 2048, "%s", pRunData->DirectDll );
_snprintf( DestFile, 2048, "%s\\%s", TempPath, TempFile );
}
else
{
_snprintf( SourceFile, 2048, "%s\\%s", SystemPath, g_SQLiteDriverData[Driver].pDLLName );
_snprintf( DestFile, 2048, "%s\\%s", TempPath, g_SQLiteDriverData[Driver].pDLLName );
}
SourceFile[2048-1] = 0;
DestFile[2048-1] = 0;
// Delete maybe old file before copy
DeleteFile( DestFile );
if ( !CopyFile( SourceFile, DestFile, FALSE ) )
{
// Could not copy File
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Error: Could not copy %s to temppath!\n", SourceFile );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
continue;
}
// Try to load the DLL
hDll = LoadLibrary( DestFile );
if ( !hDll )
{
// Use the SourceFile path (user should know what source dll is incompatibel)
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Could not open DLL: %s\n", SourceFile );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
continue;
} // if ( !hDll )
// Get Address from the Install Function;
UnInstall = (InstallFunc)GetProcAddress(hDll, "uninstall");
if ( !UnInstall )
{
FreeLibrary(hDll);
// Use the SourceFile path (user should know what source dll is incompatibel)
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Dll not provid install function: %s\n", SourceFile );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
continue;
}
// Use the uninstall function...
if ( pRunData->Quiet )
{
UnInstall( NULL, NULL, "quiet", 0 );
}
else
{
UnInstall( NULL, NULL, "", 0 );
}
// Cleaning...
FreeLibrary(hDll);
DeleteFile( DestFile );
break;
default:
_snprintf( g_ErrorMessage, SQLINST_MAX_ERROR_BUFFER, "Internel error: %s: Can not run: %d\n", "RunUnInstaller", pRunData->DoFollow );
g_ErrorMessage[SQLINST_MAX_ERROR_BUFFER-1] = 0;
MessageToUser( g_ErrorMessage );
// Break with error
return -1;
break;
} // switch ( pRunData->DoFollow )
} // for ( Driver = 0; Driver < SQLINST_DRIVER_COUNT; Driver++ )
// return with all ok
return 0;
}
// Put Messsage to user
void MessageToUser( const char *pMessage )
{
if ( g_ShowErrorInWindowsMessageBoxes )
{
MessageBox( NULL, pMessage, "Message", MB_ICONSTOP|MB_OK|MB_TASKMODAL|MB_SETFOREGROUND );
}
else
{
printf ( "%s", pMessage );
} // if ( g_ShowErrorInWindowsMessageBoxes )
}
// Remove path
void MakeTempFile( char *pDestBuffer, int MaxDestBuffer, const char *pSourceBuffer )
{
int StartPosition; // Position in String
// in case of doubt return nothing
pDestBuffer[0] = 0;
// Start with last char
StartPosition = (int)strlen(pSourceBuffer);
if ( !StartPosition )
{
return;
}
StartPosition--; // 0-Index
// Find filename beginning:
while ( StartPosition >= 0 )
{
if ( '\\' == pSourceBuffer[StartPosition] ||
'/' == pSourceBuffer[StartPosition] ||
':' == pSourceBuffer[StartPosition]
)
{
// Found
break;
}
StartPosition--;
} // while ( SrcPosition >= 0 )
// if -1 or skip "\" or "/" or ":"
StartPosition++;
// Copy Filename (Or nothing: "C:\path\")
strncpy( pDestBuffer, &pSourceBuffer[StartPosition], MaxDestBuffer );
// return in evry situation a string
pDestBuffer[MaxDestBuffer-1] = 0;
}