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/* soup-logger-stream.c
*
* Copyright (C) 2021 Igalia S.L.
*/
#include <string.h>
#include "soup-logger-input-stream.h"
#include "soup.h"
enum {
PROP_0,
PROP_LOGGER,
LAST_PROPERTY
};
static GParamSpec *properties[LAST_PROPERTY] = { NULL, };
enum {
READ_DATA,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
struct _SoupLoggerInputStream {
GFilterInputStream parent;
};
typedef struct {
SoupLogger *logger;
GByteArray *buffer; /* for skip; we still need to log it */
} SoupLoggerInputStreamPrivate;
static void soup_logger_input_stream_pollable_init (GPollableInputStreamInterface *pollable_interface, gpointer interface_data);
G_DEFINE_FINAL_TYPE_WITH_CODE (SoupLoggerInputStream, soup_logger_input_stream, G_TYPE_FILTER_INPUT_STREAM,
G_ADD_PRIVATE (SoupLoggerInputStream)
G_IMPLEMENT_INTERFACE (G_TYPE_POLLABLE_INPUT_STREAM,
soup_logger_input_stream_pollable_init))
static void
soup_logger_input_stream_init (SoupLoggerInputStream *logger)
{
}
static void
soup_logger_input_stream_finalize (GObject *object)
{
SoupLoggerInputStream *stream = SOUP_LOGGER_INPUT_STREAM (object);
SoupLoggerInputStreamPrivate *priv = soup_logger_input_stream_get_instance_private (stream);
g_clear_object (&priv->logger);
g_clear_pointer (&priv->buffer, g_byte_array_unref);
G_OBJECT_CLASS (soup_logger_input_stream_parent_class)->finalize (object);
}
static void
soup_logger_input_stream_set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec)
{
SoupLoggerInputStream *stream = SOUP_LOGGER_INPUT_STREAM (object);
SoupLoggerInputStreamPrivate *priv = soup_logger_input_stream_get_instance_private (stream);
switch (prop_id) {
case PROP_LOGGER:
priv->logger = g_value_dup_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
soup_logger_input_stream_get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec)
{
SoupLoggerInputStream *stream = SOUP_LOGGER_INPUT_STREAM (object);
SoupLoggerInputStreamPrivate *priv = soup_logger_input_stream_get_instance_private (stream);
switch (prop_id) {
case PROP_LOGGER:
g_value_set_object (value, priv->logger);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gssize
read_internal (GInputStream *stream,
void *buffer,
gsize count,
gboolean blocking,
GCancellable *cancellable,
GError **error)
{
SoupLoggerInputStream *lstream = SOUP_LOGGER_INPUT_STREAM (stream);
gssize nread;
nread = g_pollable_stream_read (G_FILTER_INPUT_STREAM (stream)->base_stream,
buffer, count, blocking, cancellable, error);
if (nread > 0)
g_signal_emit (lstream, signals[READ_DATA], 0, buffer, nread);
return nread;
}
static gssize
soup_logger_input_stream_read (GInputStream *stream,
void *buffer,
gsize count,
GCancellable *cancellable,
GError **error)
{
return read_internal (stream, buffer, count, TRUE, cancellable, error);
}
static gssize
soup_logger_input_stream_skip (GInputStream *stream,
gsize count,
GCancellable *cancellable,
GError **error)
{
SoupLoggerInputStream *lstream = SOUP_LOGGER_INPUT_STREAM (stream);
SoupLoggerInputStreamPrivate *priv = soup_logger_input_stream_get_instance_private (lstream);
if (!priv->buffer)
priv->buffer = g_byte_array_sized_new (count);
else
g_byte_array_set_size (priv->buffer, count);
return read_internal (stream, priv->buffer->data, count, TRUE, cancellable, error);
}
static gboolean
soup_logger_input_stream_can_poll (GPollableInputStream *stream)
{
GInputStream *base_stream = G_FILTER_INPUT_STREAM (stream)->base_stream;
return G_IS_POLLABLE_INPUT_STREAM (base_stream) &&
g_pollable_input_stream_can_poll (G_POLLABLE_INPUT_STREAM (base_stream));
}
static gboolean
soup_logger_input_stream_is_readable (GPollableInputStream *stream)
{
return g_pollable_input_stream_is_readable (G_POLLABLE_INPUT_STREAM (G_FILTER_INPUT_STREAM (stream)->base_stream));
}
static gssize
soup_logger_input_stream_read_nonblocking (GPollableInputStream *stream,
void *buffer,
gsize count,
GError **error)
{
return read_internal (G_INPUT_STREAM (stream),
buffer, count, FALSE, NULL, error);
}
static GSource *
soup_logger_input_stream_create_source (GPollableInputStream *stream,
GCancellable *cancellable)
{
GSource *base_source, *pollable_source;
base_source = g_pollable_input_stream_create_source (G_POLLABLE_INPUT_STREAM (G_FILTER_INPUT_STREAM (stream)->base_stream),
cancellable);
g_source_set_dummy_callback (base_source);
pollable_source = g_pollable_source_new (G_OBJECT (stream));
g_source_add_child_source (pollable_source, base_source);
g_source_unref (base_source);
return pollable_source;
}
static void
soup_logger_input_stream_class_init (SoupLoggerInputStreamClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GInputStreamClass *input_stream_class = G_INPUT_STREAM_CLASS (klass);
object_class->finalize = soup_logger_input_stream_finalize;
object_class->set_property = soup_logger_input_stream_set_property;
object_class->get_property = soup_logger_input_stream_get_property;
input_stream_class->read_fn = soup_logger_input_stream_read;
input_stream_class->skip = soup_logger_input_stream_skip;
signals[READ_DATA] =
g_signal_new ("read-data",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL,
NULL,
G_TYPE_NONE,
2,
G_TYPE_POINTER, G_TYPE_INT);
properties[PROP_LOGGER] =
g_param_spec_object ("logger",
"Logger",
"The stream's SoupLogger",
SOUP_TYPE_LOGGER,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (object_class, LAST_PROPERTY, properties);
}
static void
soup_logger_input_stream_pollable_init (GPollableInputStreamInterface *interface,
gpointer interface_data)
{
interface->can_poll = soup_logger_input_stream_can_poll;
interface->is_readable = soup_logger_input_stream_is_readable;
interface->read_nonblocking = soup_logger_input_stream_read_nonblocking;
interface->create_source = soup_logger_input_stream_create_source;
}
SoupLogger *
soup_logger_input_stream_get_logger (SoupLoggerInputStream *stream)
{
SoupLoggerInputStreamPrivate *priv = soup_logger_input_stream_get_instance_private (stream);
return priv->logger;
}
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