git.gag.com Git - debian/amanda/blob - xfer-src/source-directtcp-connect.c

   1 /*
   2  * Amanda, The Advanced Maryland Automatic Network Disk Archiver
   3  * Copyright (c) 2008, 2009, 2010 Zmanda, Inc.  All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published
   7  * by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  11  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  17  *
  18  * Contact information: Zmanda Inc., 465 S. Mathilda Ave., Suite 300
  19  * Sunnyvale, CA 94085, USA, or: http://www.zmanda.com
  20  */
  21
  22 #include "amanda.h"
  23 #include "amxfer.h"
  24
  25 /*
  26  * Class declaration
  27  *
  28  * This declaration is entirely private; nothing but xfer_source_directtcp_connect() references
  29  * it directly.
  30  */
  31
  32 static GType xfer_source_directtcp_connect_get_type(void);
  33 #define XFER_SOURCE_DIRECTTCP_CONNECT_TYPE (xfer_source_directtcp_connect_get_type())
  34 #define XFER_SOURCE_DIRECTTCP_CONNECT(obj) G_TYPE_CHECK_INSTANCE_CAST((obj), xfer_source_directtcp_connect_get_type(), XferSourceDirectTCPConnect)
  35 #define XFER_SOURCE_DIRECTTCP_CONNECT_CONST(obj) G_TYPE_CHECK_INSTANCE_CAST((obj), xfer_source_directtcp_connect_get_type(), XferSourceDirectTCPConnect const)
  36 #define XFER_SOURCE_DIRECTTCP_CONNECT_CLASS(klass) G_TYPE_CHECK_CLASS_CAST((klass), xfer_source_directtcp_connect_get_type(), XferSourceDirectTCPConnectClass)
  37 #define IS_XFER_SOURCE_DIRECTTCP_CONNECT(obj) G_TYPE_CHECK_INSTANCE_TYPE((obj), xfer_source_directtcp_connect_get_type ())
  38 #define XFER_SOURCE_DIRECTTCP_CONNECT_GET_CLASS(obj) G_TYPE_INSTANCE_GET_CLASS((obj), xfer_source_directtcp_connect_get_type(), XferSourceDirectTCPConnectClass)
  39
  40 static GObjectClass *parent_class = NULL;
  41
  42 /*
  43  * Main object structure
  44  */
  45
  46 typedef struct XferSourceDirectTCPConnect {
  47     XferElement __parent__;
  48
  49     /* Addresses to connect to */
  50     DirectTCPAddr *addrs;
  51 } XferSourceDirectTCPConnect;
  52
  53 /*
  54  * Class definition
  55  */
  56
  57 typedef struct {
  58     XferElementClass __parent__;
  59 } XferSourceDirectTCPConnectClass;
  60
  61 /*
  62  * Implementation
  63  */
  64
  65 static gboolean
  66 setup_impl(
  67     XferElement *elt)
  68 {
  69     XferSourceDirectTCPConnect *self = (XferSourceDirectTCPConnect *)elt;
  70
  71     g_assert(self->addrs && self->addrs->ipv4);
  72     elt->output_listen_addrs = self->addrs;
  73
  74     return TRUE;
  75 }
  76
  77 static void
  78 finalize_impl(
  79     GObject * obj_self)
  80 {
  81     XferSourceDirectTCPConnect *self = XFER_SOURCE_DIRECTTCP_CONNECT(obj_self);
  82
  83     if (self->addrs)
  84         g_free(self->addrs);
  85     self->addrs = NULL;
  86
  87     /* chain up */
  88     G_OBJECT_CLASS(parent_class)->finalize(obj_self);
  89 }
  90
  91 static void
  92 instance_init(
  93     XferElement *elt)
  94 {
  95     elt->can_generate_eof = FALSE;
  96 }
  97
  98 static void
  99 class_init(
 100     XferSourceDirectTCPConnectClass * selfc)
 101 {
 102     XferElementClass *klass = XFER_ELEMENT_CLASS(selfc);
 103     GObjectClass *goc = G_OBJECT_CLASS(selfc);
 104     static xfer_element_mech_pair_t mech_pairs[] = {
 105         { XFER_MECH_NONE, XFER_MECH_DIRECTTCP_CONNECT, 1, 0},
 106         { XFER_MECH_NONE, XFER_MECH_NONE, 0, 0},
 107     };
 108
 109     klass->setup = setup_impl;
 110     goc->finalize = finalize_impl;
 111
 112     klass->perl_class = "Amanda::Xfer::Source::DirectTCPConnect";
 113     klass->mech_pairs = mech_pairs;
 114
 115     parent_class = g_type_class_peek_parent(selfc);
 116 }
 117
 118 GType
 119 xfer_source_directtcp_connect_get_type (void)
 120 {
 121     static GType type = 0;
 122
 123     if G_UNLIKELY(type == 0) {
 124         static const GTypeInfo info = {
 125             sizeof (XferSourceDirectTCPConnectClass),
 126             (GBaseInitFunc) NULL,
 127             (GBaseFinalizeFunc) NULL,
 128             (GClassInitFunc) class_init,
 129             (GClassFinalizeFunc) NULL,
 130             NULL /* class_data */,
 131             sizeof (XferSourceDirectTCPConnect),
 132             0 /* n_preallocs */,
 133             (GInstanceInitFunc) instance_init,
 134             NULL
 135         };
 136
 137         type = g_type_register_static (XFER_ELEMENT_TYPE, "XferSourceDirectTCPConnect", &info, 0);
 138     }
 139
 140     return type;
 141 }
 142
 143 /* create an element of this class; prototype is in xfer-element.h */
 144 XferElement *
 145 xfer_source_directtcp_connect(DirectTCPAddr *addrs)
 146 {
 147     XferSourceDirectTCPConnect *self = (XferSourceDirectTCPConnect *)
 148             g_object_new(XFER_SOURCE_DIRECTTCP_CONNECT_TYPE, NULL);
 149     XferElement *elt = XFER_ELEMENT(self);
 150     int i;
 151
 152     g_assert(addrs != NULL);
 153
 154     for (i = 0; addrs[i].port; i++) ;
 155     self->addrs = g_memdup(addrs, (i+1) * sizeof(*addrs));
 156
 157     return elt;
 158 }