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vfs/file: add reference counting to prevent accidental close during reading writing...

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Signed-off-by: Shoukui Zhang <zhangshoukui@xiaomi.com>
This commit is contained in:
Shoukui Zhang
2023-12-25 15:04:01 +08:00
committed by Xiang Xiao
parent f2fd0bc148
commit 43223124ec
50 changed files with 335 additions and 146 deletions
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net/socket/sendmsg.c
+4 -1
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@@ -30,6 +30,7 @@
#include <errno.h>
#include <nuttx/cancelpt.h>
#include <nuttx/fs/fs.h>
#include <nuttx/net/net.h>
#include "socket/socket.h"
@@ -141,6 +142,7 @@ ssize_t psock_sendmsg(FAR struct socket *psock, FAR struct msghdr *msg,
ssize_t sendmsg(int sockfd, FAR struct msghdr *msg, int flags)
{
FAR struct socket *psock;
FAR struct file *filep;
ssize_t ret;
/* sendmsg() is a cancellation point */
@@ -149,13 +151,14 @@ ssize_t sendmsg(int sockfd, FAR struct msghdr *msg, int flags)
/* Get the underlying socket structure */
ret = sockfd_socket(sockfd, &psock);
ret = sockfd_socket(sockfd, &filep, &psock);
/* Let psock_sendmsg() do all of the work */
if (ret == OK)
{
ret = psock_sendmsg(psock, msg, flags);
fs_putfilep(filep);
}
if (ret < 0)