From a5969cabbb4660eab42b6ef0412cbbd1200cf14d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 12 Oct 2024 07:10:09 +0000
Subject: [PATCH] 修改led为gpio
---
kernel/include/linux/socket.h | 69 +++++++++++++++++++++++++++++++---
1 files changed, 63 insertions(+), 6 deletions(-)
diff --git a/kernel/include/linux/socket.h b/kernel/include/linux/socket.h
index 15a7eb2..c3b35d1 100644
--- a/kernel/include/linux/socket.h
+++ b/kernel/include/linux/socket.h
@@ -10,8 +10,10 @@
#include <linux/compiler.h> /* __user */
#include <uapi/linux/socket.h>
+struct file;
struct pid;
struct cred;
+struct socket;
#define __sockaddr_check_size(size) \
BUILD_BUG_ON(((size) > sizeof(struct __kernel_sockaddr_storage)))
@@ -49,7 +51,17 @@
void *msg_name; /* ptr to socket address structure */
int msg_namelen; /* size of socket address structure */
struct iov_iter msg_iter; /* data */
- void *msg_control; /* ancillary data */
+
+ /*
+ * Ancillary data. msg_control_user is the user buffer used for the
+ * recv* side when msg_control_is_user is set, msg_control is the kernel
+ * buffer used for all other cases.
+ */
+ union {
+ void *msg_control;
+ void __user *msg_control_user;
+ };
+ bool msg_control_is_user : 1;
__kernel_size_t msg_controllen; /* ancillary data buffer length */
unsigned int msg_flags; /* flags on received message */
struct kiocb *msg_iocb; /* ptr to iocb for async requests */
@@ -93,7 +105,10 @@
#define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) )
-#define CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + sizeof(struct cmsghdr)))
+#define CMSG_DATA(cmsg) \
+ ((void *)(cmsg) + sizeof(struct cmsghdr))
+#define CMSG_USER_DATA(cmsg) \
+ ((void __user *)(cmsg) + sizeof(struct cmsghdr))
#define CMSG_SPACE(len) (sizeof(struct cmsghdr) + CMSG_ALIGN(len))
#define CMSG_LEN(len) (sizeof(struct cmsghdr) + (len))
@@ -262,7 +277,7 @@
#define PF_MAX AF_MAX
/* Maximum queue length specifiable by listen. */
-#define SOMAXCONN 128
+#define SOMAXCONN 4096
/* Flags we can use with send/ and recv.
Added those for 1003.1g not all are supported yet
@@ -286,10 +301,14 @@
#define MSG_NOSIGNAL 0x4000 /* Do not generate SIGPIPE */
#define MSG_MORE 0x8000 /* Sender will send more */
#define MSG_WAITFORONE 0x10000 /* recvmmsg(): block until 1+ packets avail */
+#define MSG_SENDPAGE_NOPOLICY 0x10000 /* sendpage() internal : do no apply policy */
#define MSG_SENDPAGE_NOTLAST 0x20000 /* sendpage() internal : not the last page */
#define MSG_BATCH 0x40000 /* sendmmsg(): more messages coming */
#define MSG_EOF MSG_FIN
#define MSG_NO_SHARED_FRAGS 0x80000 /* sendpage() internal : page frags are not shared */
+#define MSG_SENDPAGE_DECRYPTED 0x100000 /* sendpage() internal : page may carry
+ * plain text and require encryption
+ */
#define MSG_ZEROCOPY 0x4000000 /* Use user data in kernel path */
#define MSG_FASTOPEN 0x20000000 /* Send data in TCP SYN */
@@ -348,7 +367,16 @@
extern int move_addr_to_kernel(void __user *uaddr, int ulen, struct sockaddr_storage *kaddr);
extern int put_cmsg(struct msghdr*, int level, int type, int len, void *data);
-struct timespec;
+struct timespec64;
+struct __kernel_timespec;
+struct old_timespec32;
+
+struct scm_timestamping_internal {
+ struct timespec64 ts[3];
+};
+
+extern void put_cmsg_scm_timestamping64(struct msghdr *msg, struct scm_timestamping_internal *tss);
+extern void put_cmsg_scm_timestamping(struct msghdr *msg, struct scm_timestamping_internal *tss);
/* The __sys_...msg variants allow MSG_CMSG_COMPAT iff
* forbid_cmsg_compat==false
@@ -357,11 +385,30 @@
unsigned int flags, bool forbid_cmsg_compat);
extern long __sys_sendmsg(int fd, struct user_msghdr __user *msg,
unsigned int flags, bool forbid_cmsg_compat);
-extern int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
- unsigned int flags, struct timespec *timeout);
+extern int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg,
+ unsigned int vlen, unsigned int flags,
+ struct __kernel_timespec __user *timeout,
+ struct old_timespec32 __user *timeout32);
extern int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg,
unsigned int vlen, unsigned int flags,
bool forbid_cmsg_compat);
+extern long __sys_sendmsg_sock(struct socket *sock, struct msghdr *msg,
+ unsigned int flags);
+extern long __sys_recvmsg_sock(struct socket *sock, struct msghdr *msg,
+ struct user_msghdr __user *umsg,
+ struct sockaddr __user *uaddr,
+ unsigned int flags);
+extern int sendmsg_copy_msghdr(struct msghdr *msg,
+ struct user_msghdr __user *umsg, unsigned flags,
+ struct iovec **iov);
+extern int recvmsg_copy_msghdr(struct msghdr *msg,
+ struct user_msghdr __user *umsg, unsigned flags,
+ struct sockaddr __user **uaddr,
+ struct iovec **iov);
+extern int __copy_msghdr_from_user(struct msghdr *kmsg,
+ struct user_msghdr __user *umsg,
+ struct sockaddr __user **save_addr,
+ struct iovec __user **uiov, size_t *nsegs);
/* helpers which do the actual work for syscalls */
extern int __sys_recvfrom(int fd, void __user *ubuf, size_t size,
@@ -370,10 +417,19 @@
extern int __sys_sendto(int fd, void __user *buff, size_t len,
unsigned int flags, struct sockaddr __user *addr,
int addr_len);
+extern int __sys_accept4_file(struct file *file, unsigned file_flags,
+ struct sockaddr __user *upeer_sockaddr,
+ int __user *upeer_addrlen, int flags,
+ unsigned long nofile);
+extern struct file *do_accept(struct file *file, unsigned file_flags,
+ struct sockaddr __user *upeer_sockaddr,
+ int __user *upeer_addrlen, int flags);
extern int __sys_accept4(int fd, struct sockaddr __user *upeer_sockaddr,
int __user *upeer_addrlen, int flags);
extern int __sys_socket(int family, int type, int protocol);
extern int __sys_bind(int fd, struct sockaddr __user *umyaddr, int addrlen);
+extern int __sys_connect_file(struct file *file, struct sockaddr_storage *addr,
+ int addrlen, int file_flags);
extern int __sys_connect(int fd, struct sockaddr __user *uservaddr,
int addrlen);
extern int __sys_listen(int fd, int backlog);
@@ -383,5 +439,6 @@
int __user *usockaddr_len);
extern int __sys_socketpair(int family, int type, int protocol,
int __user *usockvec);
+extern int __sys_shutdown_sock(struct socket *sock, int how);
extern int __sys_shutdown(int fd, int how);
#endif /* _LINUX_SOCKET_H */
--
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