gobex: Add support for returning -EAGAIN from producer callback

This commit is contained in:
Johan Hedberg 2011-07-12 11:52:05 +03:00 committed by Marcel Holtmann
parent f0598095d1
commit 0528bfc1a0
4 changed files with 152 additions and 2 deletions

View File

@ -20,6 +20,7 @@
*/
#include <string.h>
#include <errno.h>
#include "gobex.h"
@ -99,6 +100,9 @@ static gssize put_get_data(void *buf, gsize len, gpointer user_data)
if (ret >= 0)
return ret;
if (ret == -EAGAIN)
return ret;
req = g_obex_packet_new(G_OBEX_OP_ABORT, TRUE, G_OBEX_HDR_INVALID);
transfer->req_id = g_obex_send_req(transfer->obex, req, -1,
transfer_abort_response,
@ -376,6 +380,9 @@ static gssize get_get_data(void *buf, gsize len, gpointer user_data)
if (ret > 0)
return ret;
if (ret == -EAGAIN)
return ret;
if (ret == 0) {
transfer_complete(transfer, NULL);
return ret;

View File

@ -21,6 +21,7 @@
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include "gobex.h"
@ -237,6 +238,12 @@ static gboolean write_data(GIOChannel *io, GIOCondition cond,
}
len = g_obex_packet_encode(p->pkt, obex->tx_buf, obex->tx_mtu);
if (len == -EAGAIN) {
g_queue_push_head(obex->tx_queue, p);
g_obex_suspend(obex);
goto stop_tx;
}
if (len < 0) {
pending_pkt_free(p);
goto done;

View File

@ -21,6 +21,7 @@
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include <gobex/gobex-packet.h>
@ -185,7 +186,7 @@ static void test_encode_on_demand(void)
static gssize get_body_data_fail(void *buf, gsize len, gpointer user_data)
{
return -1;
return -EIO;
}
static void test_encode_on_demand_fail(void)
@ -199,7 +200,7 @@ static void test_encode_on_demand_fail(void)
len = g_obex_packet_encode(pkt, buf, sizeof(buf));
g_assert_cmpint(len, ==, -1);
g_assert_cmpint(len, ==, -EIO);
g_obex_packet_free(pkt);
}

View File

@ -81,6 +81,31 @@ static gboolean resume_obex(gpointer user_data)
return FALSE;
}
static gssize provide_eagain(void *buf, gsize len, gpointer user_data)
{
struct test_data *d = user_data;
if (d->count > 0)
return 0;
if (len < sizeof(body_data)) {
g_set_error(&d->err, TEST_ERROR, TEST_ERROR_UNEXPECTED,
"Got data request for only %zu bytes", len);
g_main_loop_quit(d->mainloop);
return -1;
}
if (d->provide_delay > 0) {
g_timeout_add(d->provide_delay, resume_obex, d->obex);
d->provide_delay = 0;
return -EAGAIN;
}
memcpy(buf, body_data, sizeof(body_data));
return sizeof(body_data);
}
static gssize provide_data(void *buf, gsize len, gpointer user_data)
{
struct test_data *d = user_data;
@ -264,6 +289,26 @@ static void test_get_req(void)
g_assert_no_error(d.err);
}
static void handle_get_eagain(GObex *obex, GObexPacket *req,
gpointer user_data)
{
struct test_data *d = user_data;
guint8 op = g_obex_packet_get_operation(req, NULL);
guint id;
if (op != G_OBEX_OP_GET) {
d->err = g_error_new(TEST_ERROR, TEST_ERROR_UNEXPECTED,
"Unexpected opcode 0x%02x", op);
g_main_loop_quit(d->mainloop);
return;
}
id = g_obex_get_rsp(obex, provide_eagain, transfer_complete, d,
&d->err, G_OBEX_HDR_INVALID);
if (id == 0)
g_main_loop_quit(d->mainloop);
}
static void handle_get(GObex *obex, GObexPacket *req, gpointer user_data)
{
struct test_data *d = user_data;
@ -367,6 +412,49 @@ static void test_put_req_delay(void)
g_assert_no_error(d.err);
}
static void test_put_req_eagain(void)
{
GIOChannel *io;
GIOCondition cond;
guint io_id, timer_id;
GObex *obex;
struct test_data d = { 0, NULL, {
{ put_req_first, sizeof(put_req_first) },
{ put_req_last, sizeof(put_req_last) } }, {
{ put_rsp_first, sizeof(put_rsp_first) },
{ put_rsp_last, sizeof(put_rsp_last) } } };
create_endpoints(&obex, &io, SOCK_STREAM);
d.obex = obex;
d.provide_delay = 200;
cond = G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL;
io_id = g_io_add_watch(io, cond, test_io_cb, &d);
d.mainloop = g_main_loop_new(NULL, FALSE);
timer_id = g_timeout_add_seconds(1, test_timeout, &d);
g_obex_put_req(obex, provide_eagain, transfer_complete, &d, &d.err,
G_OBEX_HDR_TYPE, hdr_type, sizeof(hdr_type),
G_OBEX_HDR_NAME, "file.txt",
G_OBEX_HDR_INVALID);
g_assert_no_error(d.err);
g_main_loop_run(d.mainloop);
g_assert_cmpuint(d.count, ==, 2);
g_main_loop_unref(d.mainloop);
g_source_remove(timer_id);
g_io_channel_unref(io);
g_source_remove(io_id);
g_obex_unref(obex);
g_assert_no_error(d.err);
}
static void test_get_rsp_delay(void)
{
GIOChannel *io;
@ -410,6 +498,50 @@ static void test_get_rsp_delay(void)
g_assert_no_error(d.err);
}
static void test_get_rsp_eagain(void)
{
GIOChannel *io;
GIOCondition cond;
guint io_id, timer_id;
GObex *obex;
struct test_data d = { 0, NULL, {
{ get_rsp_first, sizeof(get_rsp_first) },
{ get_rsp_last, sizeof(get_rsp_last) } }, {
{ get_req_last, sizeof(get_req_last) },
{ NULL, 0 } } };
create_endpoints(&obex, &io, SOCK_STREAM);
d.obex = obex;
d.provide_delay = 200;
cond = G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL;
io_id = g_io_add_watch(io, cond, test_io_cb, &d);
d.mainloop = g_main_loop_new(NULL, FALSE);
timer_id = g_timeout_add_seconds(1, test_timeout, &d);
g_obex_add_request_function(obex, G_OBEX_OP_GET, handle_get_eagain,
&d);
g_io_channel_write_chars(io, (char *) get_req_first,
sizeof(get_req_first), NULL, &d.err);
g_assert_no_error(d.err);
g_main_loop_run(d.mainloop);
g_assert_cmpuint(d.count, ==, 1);
g_main_loop_unref(d.mainloop);
g_source_remove(timer_id);
g_io_channel_unref(io);
g_source_remove(io_id);
g_obex_unref(obex);
g_assert_no_error(d.err);
}
int main(int argc, char *argv[])
{
g_test_init(&argc, &argv, NULL);
@ -423,6 +555,9 @@ int main(int argc, char *argv[])
g_test_add_func("/gobex/test_put_req_delay", test_put_req_delay);
g_test_add_func("/gobex/test_get_rsp_delay", test_get_rsp_delay);
g_test_add_func("/gobex/test_put_req_eagain", test_put_req_eagain);
g_test_add_func("/gobex/test_put_req_eagain", test_get_rsp_eagain);
g_test_run();
return 0;