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Merge branch 'feature/lwip_fstat' into 'master'

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lw-ip: Add partial fstat vfs support to set st_mode

Closes IDFGH-5459

See merge request espressif/esp-idf!14854
This commit is contained in:
David Čermák
2021-08-20 13:41:09 +00:00
parent 98a6538877 07612b0854
commit ab077df865
2 changed files with 50 additions and 1 deletions
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14
components/lwip/port/esp32/vfs_lwip.c
View File

@@ -70,13 +70,25 @@ static int lwip_ioctl_r_wrapper(int fd, int cmd, va_list args)
return lwip_ioctl(fd, cmd, va_arg(args, void *));
}
static int lwip_fstat(int fd, struct stat * st)
{
if (st == NULL || fd < LWIP_SOCKET_OFFSET || fd > (MAX_FDS - 1)) {
errno = EBADF;
return -1;
}
memset(st, 0, sizeof(*st));
/* set the stat mode to socket type */
st->st_mode = S_IFSOCK;
return 0;
}
void esp_vfs_lwip_sockets_register(void)
{
esp_vfs_t vfs = {
.flags = ESP_VFS_FLAG_DEFAULT,
.write = &lwip_write,
.open = NULL,
.fstat = NULL,
.fstat = &lwip_fstat,
.close = &lwip_close,
.read = &lwip_read,
.fcntl = &lwip_fcntl_r_wrapper,

37
components/vfs/test/test_vfs_lwip.c Normal file
View File

@@ -0,0 +1,37 @@
// Copyright 2021 Espressif Systems (Shanghai) CO LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <unistd.h>
#include <sys/fcntl.h>
#include <sys/param.h>
#include <sys/socket.h>
#include "unity.h"
#include "test_utils.h"
TEST_CASE("fstat() sets st_mode to socket type", "[vfs][lwip]")
{
test_case_uses_tcpip();
int socket_fd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
struct stat stat = { 0 };
fstat(socket_fd, &stat);
TEST_ASSERT_TRUE(S_ISSOCK(stat.st_mode));
TEST_ASSERT_FALSE(S_ISBLK(stat.st_mode));
TEST_ASSERT_FALSE(S_ISCHR(stat.st_mode));
TEST_ASSERT_FALSE(S_ISDIR(stat.st_mode));
TEST_ASSERT_FALSE(S_ISREG(stat.st_mode));
TEST_ASSERT_FALSE(S_ISLNK(stat.st_mode));
close(socket_fd);
}