mcs/class/System.Data/System.Data.OleDb/libgda.cs

   1 //
   2 // System.Data.OleDb.libgda
   3 //
   4 // Authors:
   5 //   Rodrigo Moya (rodrigo@ximian.com)
   6 //   Tim Coleman (tim@timcoleman.com)
   7 //
   8 // Copyright (C) Rodrigo Moya, 2002
   9 // Copyright (C) Tim Coleman, 2002
  10 //
  11
  12 using System.Data;
  13 using System.Data.Common;
  14 using System.Runtime.InteropServices;
  15
  16 namespace System.Data.OleDb
  17 {
  18         internal enum GdaCommandOptions {
  19                 IgnoreErrors = 1,
  20                 StopOnErrors = 1 << 1,
  21                 BadOption = 1 << 2,
  22         };
  23
  24         internal enum GdaCommandType {
  25                 Sql = 0,
  26                 Xml = 1,
  27                 Procedure = 2,
  28                 Table = 3,
  29                 Schema = 4,
  30                 Invalid = 5
  31         };
  32
  33         internal enum GdaTransactionIsolation {
  34                 Unknown,
  35                 ReadCommitted,
  36                 ReadUncommitted,
  37                 RepeatableRead,
  38                 Serializable
  39         };
  40
  41         internal enum GdaValueType {
  42                 Null = 0,
  43                 Bigint = 1,
  44                 Binary = 2,
  45                 Boolean = 3,
  46                 Date = 4,
  47                 Double = 5,
  48                 GeometricPoint = 6,
  49                 Integer = 7,
  50                 List = 8,
  51                 Numeric = 9,
  52                 Single = 10,
  53                 Smallint = 11,
  54                 String = 12,
  55                 Time = 13,
  56                 Timestamp = 14,
  57                 Tinyint = 15,
  58                 Type = 16,
  59                 Unknown = 17
  60         };
  61
  62         [StructLayout(LayoutKind.Sequential)]
  63         internal class GdaDate
  64         {
  65                 public short year;
  66                 public ushort month;
  67                 public ushort day;
  68         }
  69
  70         [StructLayout(LayoutKind.Sequential)]
  71         internal class GdaTime
  72         {
  73                 public ushort hour;
  74                 public ushort minute;
  75                 public ushort second;
  76                 public long timezone;
  77         }
  78
  79         [StructLayout(LayoutKind.Sequential)]
  80         internal class GdaTimestamp
  81         {
  82                 public short year;
  83                 public ushort month;
  84                 public ushort day;
  85                 public ushort hour;
  86                 public ushort minute;
  87                 public ushort second;
  88                 public ulong fraction;
  89                 public long timezone;
  90         }
  91
  92         [StructLayout(LayoutKind.Sequential)]
  93         internal class GdaList
  94         {
  95                 public IntPtr data;
  96                 public IntPtr next;
  97                 public IntPtr prev;
  98         }
  99
 100         sealed internal class libgda
 101         {
 102                 private static IntPtr gdaClient = IntPtr.Zero;
 103
 104                 public static IntPtr GdaClient
 105                 {
 106                         get {
 107                                 if (gdaClient == IntPtr.Zero)
 108                                         gdaClient = gda_client_new ();
 109
 110                                 return gdaClient;
 111                         }
 112                 }
 113
 114                 [DllImport("gobject-2.0",
 115                            EntryPoint="g_object_unref")]
 116                 public static extern void FreeObject (IntPtr obj);
 117
 118                 [DllImport("gda-2")]
 119                 public static extern void gda_init (string app_id, string version, int nargs, string[] args);
 120
 121                 [DllImport("gda-2")]
 122                 public static extern GdaValueType gda_value_get_type (IntPtr value);
 123
 124                 [DllImport("gda-2")]
 125                 public static extern long gda_value_get_bigint (IntPtr value);
 126
 127                 [DllImport("gda-2")]
 128                 public static extern bool gda_value_get_boolean (IntPtr value);
 129
 130                 [DllImport("gda-2")]
 131                 public static extern IntPtr gda_value_get_date (IntPtr value);
 132
 133                 [DllImport("gda-2")]
 134                 public static extern double gda_value_get_double (IntPtr value);
 135
 136                 [DllImport("gda-2")]
 137                 public static extern int gda_value_get_integer (IntPtr value);
 138
 139                 [DllImport("gda-2")]
 140                 public static extern float gda_value_get_single (IntPtr value);
 141
 142                 [DllImport("gda-2")]
 143                 public static extern int gda_value_get_smallint (IntPtr value);
 144
 145                 [DllImport("gda-2")]
 146                 public static extern string gda_value_get_string (IntPtr value);
 147
 148                 [DllImport("gda-2")]
 149                 public static extern IntPtr gda_value_get_time (IntPtr value);
 150
 151                 [DllImport("gda-2")]
 152                 public static extern IntPtr gda_value_get_timestamp (IntPtr value);
 153
 154                 [DllImport("gda-2")]
 155                 public static extern byte gda_value_get_tinyint (IntPtr value);
 156
 157                 [DllImport("gda-2")]
 158                 public static extern bool gda_value_is_null (IntPtr value);
 159
 160                 [DllImport("gda-2")]
 161                 public static extern string gda_value_stringify (IntPtr value);
 162
 163                 [DllImport("gda-2")]
 164                 public static extern IntPtr gda_parameter_list_new ();
 165
 166                 [DllImport("gda-2")]
 167                 public static extern string gda_type_to_string (GdaValueType type);
 168
 169                 [DllImport("gda-2")]
 170                 public static extern int gda_data_model_get_n_rows (IntPtr model);
 171
 172                 [DllImport("gda-2")]
 173                 public static extern int gda_data_model_get_n_columns (IntPtr model);
 174
 175                 [DllImport("gda-2")]
 176                 public static extern IntPtr gda_data_model_get_value_at (IntPtr model, int col, int row);
 177
 178                 [DllImport("gda-2")]
 179                 public static extern string gda_data_model_get_column_title (IntPtr model, int col);
 180
 181                 [DllImport("gda-2")]
 182                 public static extern IntPtr gda_data_model_describe_column (IntPtr model, int col);
 183
 184                 [DllImport("gda-2")]
 185                 public static extern int gda_data_model_get_column_position (IntPtr model, string name);
 186
 187                 [DllImport("gda-2")]
 188                 public static extern void gda_field_attributes_free (IntPtr fa);
 189
 190                 [DllImport("gda-2")]
 191                 public static extern string gda_field_attributes_get_name (IntPtr fa);
 192
 193                 [DllImport("gda-2")]
 194                 public static extern GdaValueType gda_field_attributes_get_gdatype (IntPtr fa);
 195
 196                 [DllImport("gda-2")]
 197                 public static extern IntPtr gda_client_new ();
 198
 199                 [DllImport("gda-2")]
 200                 public static extern IntPtr gda_client_open_connection (IntPtr client, string dsn, string username, string password);
 201
 202                 [DllImport("gda-2")]
 203                 public static extern bool gda_connection_is_open (IntPtr cnc);
 204
 205                 [DllImport("gda-2")]
 206                 public static extern bool gda_connection_close (IntPtr cnc);
 207
 208                 [DllImport("gda-2")]
 209                 public static extern string gda_connection_get_server_version (IntPtr cnc);
 210
 211                 [DllImport("gda-2")]
 212                 public static extern string gda_connection_get_database (IntPtr cnc);
 213
 214                 [DllImport("gda-2")]
 215                 public static extern string gda_connection_get_dsn (IntPtr cnc);
 216
 217                 [DllImport("gda-2")]
 218                 public static extern string gda_connection_get_cnc_string (IntPtr cnc);
 219
 220                 [DllImport("gda-2")]
 221                 public static extern string gda_connection_get_provider (IntPtr cnc);
 222
 223                 [DllImport("gda-2")]
 224                 public static extern string gda_connection_get_username (IntPtr cnc);
 225
 226                 [DllImport("gda-2")]
 227                 public static extern string gda_connection_get_password (IntPtr cnc);
 228
 229                 [DllImport("gda-2")]
 230                 public static extern bool gda_connection_change_database (IntPtr cnc, string name);
 231
 232                 [DllImport("gda-2")]
 233                 public static extern IntPtr gda_transaction_new (string name);
 234
 235                 [DllImport("gda-2")]
 236                 public static extern IntPtr gda_transaction_get_name (IntPtr xaction);
 237
 238                 [DllImport("gda-2")]
 239                 public static extern IntPtr gda_transaction_set_name (IntPtr xaction, string name);
 240
 241                 [DllImport("gda-2")]
 242                 public static extern GdaTransactionIsolation gda_transaction_get_isolation_level (IntPtr xaction);
 243
 244                 [DllImport("gda-2")]
 245                 public static extern void gda_transaction_set_isolation_level (IntPtr xaction,
 246                                                                                GdaTransactionIsolation level);
 247
 248                 [DllImport("gda-2")]
 249                 public static extern bool gda_connection_begin_transaction (IntPtr cnc, IntPtr xaction);
 250
 251                 [DllImport("gda-2")]
 252                 public static extern bool gda_connection_commit_transaction (IntPtr cnc, IntPtr xaction);
 253
 254                 [DllImport("gda-2")]
 255                 public static extern bool gda_connection_rollback_transaction (IntPtr cnc, IntPtr xaction);
 256
 257                 [DllImport("gda-2")]
 258                 public static extern IntPtr gda_connection_execute_command (IntPtr cnc, IntPtr cmd, IntPtr parameterList);
 259
 260                 [DllImport("gda-2")]
 261                 public static extern int gda_connection_execute_non_query (IntPtr cnc, IntPtr command, IntPtr parameterList);
 262
 263                 [DllImport("gda-2")]
 264                 public static extern IntPtr gda_connection_execute_single_command (IntPtr cnc, IntPtr command, IntPtr parameterList);
 265
 266                 [DllImport("gda-2")]
 267                 public static extern IntPtr gda_connection_get_errors (IntPtr cnc);
 268
 269                 [DllImport("gda-2")]
 270                 public static extern IntPtr gda_command_new (string text, GdaCommandType type, GdaCommandOptions options);
 271
 272                 [DllImport("gda-2")]
 273                 public static extern void gda_command_set_text (IntPtr cmd, string text);
 274
 275                 [DllImport("gda-2")]
 276                 public static extern void gda_command_set_command_type (IntPtr cmd, GdaCommandType type);
 277
 278                 [DllImport("gda-2")]
 279                 public static extern string gda_error_get_description (IntPtr error);
 280
 281                 [DllImport("gda-2")]
 282                 public static extern long gda_error_get_number (IntPtr error);
 283
 284                 [DllImport("gda-2")]
 285                 public static extern string gda_error_get_source (IntPtr error);
 286
 287                 [DllImport("gda-2")]
 288                 public static extern string gda_error_get_sqlstate (IntPtr error);
 289
 290         }
 291 }