public static int sqlite3_prepare_v2(
DatabaseHandle db,
string zSql,
out StatementHandle ppStmt,
out string pzTail)
{
int nByte;
var zSqlPtr = MarshalEx.StringToHGlobalUTF8(zSql, out nByte);
try
{
IntPtr pzTailPtr;
var rc = sqlite3_prepare_v2(db, zSqlPtr, nByte, out ppStmt, out pzTailPtr);
pzTail = MarshalEx.PtrToStringUTF8(pzTailPtr);
return(rc);
}
finally
{
if (zSqlPtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(zSqlPtr);
}
}
}
public static string sqlite3_db_filename(DatabaseHandle db, string zDbName)
{
var ptr = MarshalEx.StringToHGlobalUTF8(zDbName);
try
{
return(MarshalEx.PtrToStringUTF8(sqlite3_db_filename(db, ptr)));
}
finally
{
if (ptr != IntPtr.Zero)
{
Marshal.FreeHGlobal(ptr);
}
}
}
public static int sqlite3_open_v2(string filename, out DatabaseHandle ppDb, int flags, string zVfs)
{
var filenamePtr = MarshalEx.StringToHGlobalUTF8(filename);
var zVfsPtr = MarshalEx.StringToHGlobalUTF8(zVfs);
try
{
return(sqlite3_open_v2(filenamePtr, out ppDb, flags, zVfsPtr));
}
finally
{
if (filenamePtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(filenamePtr);
}
if (zVfsPtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(zVfsPtr);
}
}
}
private void ReleaseNativeObjects()
{
if (_handle == null
|| _handle.IsInvalid)
{
return;
}
_handle.Dispose();
_handle = null;
}
public static extern int sqlite3_changes(DatabaseHandle db);
private static extern int sqlite3_prepare_v2(
DatabaseHandle db,
IntPtr zSql,
int nByte,
out StatementHandle ppStmt,
out IntPtr pzTail);
private static extern int sqlite3_open_v2(IntPtr filename, out DatabaseHandle ppDb, int flags, IntPtr zVfs);
private static extern IntPtr sqlite3_db_filename(DatabaseHandle db, IntPtr zDbName);
public static int sqlite3_prepare_v2(
DatabaseHandle db,
string zSql,
out StatementHandle ppStmt,
out string pzTail)
{
int nByte;
var zSqlPtr = MarshalEx.StringToHGlobalUTF8(zSql, out nByte);
try
{
IntPtr pzTailPtr;
var rc = sqlite3_prepare_v2(db, zSqlPtr, nByte, out ppStmt, out pzTailPtr);
pzTail = MarshalEx.PtrToStringUTF8(pzTailPtr);
return rc;
}
finally
{
if (zSqlPtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(zSqlPtr);
}
}
}
public static extern int sqlite3_changes(DatabaseHandle db);
private static extern int sqlite3_prepare_v2(
DatabaseHandle db,
IntPtr zSql,
int nByte,
out StatementHandle ppStmt,
out IntPtr pzTail);
public static int sqlite3_open_v2(string filename, out DatabaseHandle ppDb, int flags, string zVfs)
{
var filenamePtr = MarshalEx.StringToHGlobalUTF8(filename);
var zVfsPtr = MarshalEx.StringToHGlobalUTF8(zVfs);
try
{
return sqlite3_open_v2(filenamePtr, out ppDb, flags, zVfsPtr);
}
finally
{
if (filenamePtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(filenamePtr);
}
if (zVfsPtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(zVfsPtr);
}
}
}
private static extern int sqlite3_open_v2(IntPtr filename, out DatabaseHandle ppDb, int flags, IntPtr zVfs);
public static string sqlite3_db_filename(DatabaseHandle db, string zDbName)
{
var ptr = MarshalEx.StringToHGlobalUTF8(zDbName);
try
{
return MarshalEx.PtrToStringUTF8(sqlite3_db_filename(db, ptr));
}
finally
{
if (ptr != IntPtr.Zero)
{
Marshal.FreeHGlobal(ptr);
}
}
}
private static extern IntPtr sqlite3_db_filename(DatabaseHandle db, IntPtr zDbName);
