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#include <config.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <glib.h>
#include <glib/gi18n.h>
#include "gvfsreadchannel.h"
#include "gvfsjobread.h"
#include "gvfsdaemonutils.h"
G_DEFINE_TYPE (GVfsJobRead, g_vfs_job_read, G_VFS_TYPE_JOB);
static void run (GVfsJob *job);
static gboolean try (GVfsJob *job);
static void send_reply (GVfsJob *job);
static void
g_vfs_job_read_finalize (GObject *object)
{
GVfsJobRead *job;
job = G_VFS_JOB_READ (object);
g_object_unref (job->channel);
g_free (job->buffer);
if (G_OBJECT_CLASS (g_vfs_job_read_parent_class)->finalize)
(*G_OBJECT_CLASS (g_vfs_job_read_parent_class)->finalize) (object);
}
static void
g_vfs_job_read_class_init (GVfsJobReadClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GVfsJobClass *job_class = G_VFS_JOB_CLASS (klass);
gobject_class->finalize = g_vfs_job_read_finalize;
job_class->run = run;
job_class->try = try;
job_class->send_reply = send_reply;
}
static void
g_vfs_job_read_init (GVfsJobRead *job)
{
}
GVfsJob *
g_vfs_job_read_new (GVfsReadChannel *channel,
GVfsBackendHandle handle,
gsize bytes_requested,
GVfsBackend *backend)
{
GVfsJobRead *job;
job = g_object_new (G_VFS_TYPE_JOB_READ,
NULL);
job->backend = backend;
job->channel = g_object_ref (channel);
job->handle = handle;
job->buffer = g_malloc (bytes_requested);
job->bytes_requested = bytes_requested;
return G_VFS_JOB (job);
}
/* Might be called on an i/o thread */
static void
send_reply (GVfsJob *job)
{
GVfsJobRead *op_job = G_VFS_JOB_READ (job);
g_print ("job_read send reply, %"G_GSSIZE_FORMAT" bytes\n", op_job->data_count);
if (job->failed)
g_vfs_channel_send_error (G_VFS_CHANNEL (op_job->channel), job->error);
else
{
g_vfs_read_channel_send_data (op_job->channel,
op_job->buffer,
op_job->data_count);
}
}
static void
run (GVfsJob *job)
{
GVfsJobRead *op_job = G_VFS_JOB_READ (job);
GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
if (class->read == NULL)
{
g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
_("Operation not supported by backend"));
return;
}
class->read (op_job->backend,
op_job,
op_job->handle,
op_job->buffer,
op_job->bytes_requested);
}
static gboolean
try (GVfsJob *job)
{
GVfsJobRead *op_job = G_VFS_JOB_READ (job);
GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
if (class->try_read == NULL)
return FALSE;
return class->try_read (op_job->backend,
op_job,
op_job->handle,
op_job->buffer,
op_job->bytes_requested);
}
/* Takes ownership */
void
g_vfs_job_read_set_size (GVfsJobRead *job,
gsize data_size)
{
job->data_count = data_size;
}
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