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 GdaValueType {
  34                 Null = 0,
  35                 Bigint = 1,
  36                 Binary = 2,
  37                 Boolean = 3,
  38                 Date = 4,
  39                 Double = 5,
  40                 GeometricPoint = 6,
  41                 Integer = 7,
  42                 List = 8,
  43                 Numeric = 9,
  44                 Single = 10,
  45                 Smallint = 11,
  46                 String = 12,
  47                 Time = 13,
  48                 Timestamp = 14,
  49                 Tinyint = 15,
  50                 Type = 16,
  51                 Unknown = 17
  52         };
  53
  54         sealed internal class libgda
  55         {
  56                 private static IntPtr gdaClient = IntPtr.Zero;
  57
  58                 public static IntPtr GdaClient
  59                 {
  60                         get {
  61                                 if (gdaClient == IntPtr.Zero)
  62                                         gdaClient = gda_client_new ();
  63
  64                                 return gdaClient;
  65                         }
  66                 }
  67
  68                 [DllImport("gda-2")]
  69                 public static extern void gda_init (string app_id, string version, int nargs, string[] args);
  70
  71                 [DllImport("gda-2")]
  72                 public static extern GdaValueType gda_value_get_vtype (IntPtr value);
  73
  74                 [DllImport("gda-2")]
  75                 public static extern bool gda_value_get_boolean (IntPtr value);
  76
  77                 [DllImport("gda-2")]
  78                 public static extern int gda_data_model_get_n_rows (IntPtr model);
  79
  80                 [DllImport("gda-2")]
  81                 public static extern int gda_data_model_get_n_columns (IntPtr model);
  82
  83                 [DllImport("gda-2")]
  84                 public static extern IntPtr gda_data_model_get_value_at (IntPtr model, int col, int row);
  85
  86                 [DllImport("gda-2")]
  87                 public static extern IntPtr gda_client_new ();
  88
  89                 [DllImport("gda-2")]
  90                 public static extern IntPtr gda_client_open_connection (IntPtr client, string dsn, string username, string password);
  91
  92                 [DllImport("gda-2")]
  93                 public static extern bool gda_connection_is_open (IntPtr cnc);
  94
  95                 [DllImport("gda-2")]
  96                 public static extern bool gda_connection_close (IntPtr cnc);
  97
  98                 [DllImport("gda-2")]
  99                 public static extern string gda_connection_get_database (IntPtr cnc);
 100
 101                 [DllImport("gda-2")]
 102                 public static extern string gda_connection_get_dsn (IntPtr cnc);
 103
 104                 [DllImport("gda-2")]
 105                 public static extern string gda_connection_get_cnc_string (IntPtr cnc);
 106
 107                 [DllImport("gda-2")]
 108                 public static extern string gda_connection_get_provider (IntPtr cnc);
 109
 110                 [DllImport("gda-2")]
 111                 public static extern string gda_connection_get_username (IntPtr cnc);
 112
 113                 [DllImport("gda-2")]
 114                 public static extern string gda_connection_get_password (IntPtr cnc);
 115
 116                 [DllImport("gda-2")]
 117                 public static extern IntPtr gda_transaction_new (string name);
 118
 119                 [DllImport("gda-2")]
 120                 public static extern IntPtr gda_transaction_get_name (IntPtr xaction);
 121
 122                 [DllImport("gda-2")]
 123                 public static extern IntPtr gda_transaction_set_name (IntPtr xaction, string name);
 124
 125                 [DllImport("gda-2")]
 126                 public static extern bool gda_connection_begin_transaction (IntPtr cnc, IntPtr xaction);
 127
 128                 [DllImport("gda-2")]
 129                 public static extern bool gda_connection_commit_transaction (IntPtr cnc, IntPtr xaction);
 130
 131                 [DllImport("gda-2")]
 132                 public static extern bool gda_connection_rollback_transaction (IntPtr cnc, IntPtr xaction);
 133
 134                 [DllImport("gda-2")]
 135                 public static extern IntPtr gda_connection_execute_command (IntPtr cnc, IntPtr cmd, IntPtr parameterList);
 136
 137                 [DllImport("gda-2")]
 138                 public static extern int gda_connection_execute_non_query (IntPtr cnc, IntPtr command, IntPtr parameterList);
 139
 140                 [DllImport("gda-2")]
 141                 public static extern IntPtr gda_connection_execute_single_command (IntPtr cnc, IntPtr command, IntPtr parameterList);
 142
 143                 [DllImport("gda-2")]
 144                 public static extern IntPtr gda_command_new (string text, GdaCommandType type, GdaCommandOptions options);
 145
 146                 [DllImport("gda-2")]
 147                 public static extern void gda_command_set_text (IntPtr cmd, string text);
 148
 149                 [DllImport("gda-2")]
 150                 public static extern void gda_command_set_command_type (IntPtr cmd, GdaCommandType type);
 151         }
 152 }