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kernel/fs: Standardize AutoDeleters for file_descriptor on FileDescriptorPutter.

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No functional change intended.
This commit is contained in:
Augustin Cavalier
2024-01-08 14:52:14 -05:00
parent fa766875af
commit 1bde6f6c36
3 changed files with 57 additions and 125 deletions
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src/system/kernel/fs/fd.cpp
+38 -92
View File
@@ -50,53 +50,6 @@ static void deselect_select_infos(file_descriptor* descriptor,
select_info* infos, bool putSyncObjects); select_info* infos, bool putSyncObjects);
struct FDGetterLocking {
inline bool Lock(file_descriptor* /*lockable*/)
{
return false;
}
inline void Unlock(file_descriptor* lockable)
{
put_fd(lockable);
}
};
class FDGetter : public AutoLocker<file_descriptor, FDGetterLocking> {
public:
inline FDGetter()
: AutoLocker<file_descriptor, FDGetterLocking>()
{
}
inline FDGetter(io_context* context, int fd, bool contextLocked = false)
: AutoLocker<file_descriptor, FDGetterLocking>(
contextLocked ? get_fd_locked(context, fd) : get_fd(context, fd))
{
}
inline file_descriptor* SetTo(io_context* context, int fd,
bool contextLocked = false)
{
file_descriptor* descriptor
= contextLocked ? get_fd_locked(context, fd) : get_fd(context, fd);
AutoLocker<file_descriptor, FDGetterLocking>::SetTo(descriptor, true);
return descriptor;
}
inline file_descriptor* SetTo(int fd, bool kernel,
bool contextLocked = false)
{
return SetTo(get_current_io_context(kernel), fd, contextLocked);
}
inline file_descriptor* FD() const
{
return fLockable;
}
};
// #pragma mark - General fd routines // #pragma mark - General fd routines
@@ -572,14 +525,14 @@ select_fd(int32 fd, struct select_info* info, bool kernel)
TRACE(("select_fd(fd = %" B_PRId32 ", info = %p (%p), 0x%x)\n", fd, info, TRACE(("select_fd(fd = %" B_PRId32 ", info = %p (%p), 0x%x)\n", fd, info,
info->sync, info->selected_events)); info->sync, info->selected_events));
FDGetter fdGetter; FileDescriptorPutter descriptor;
// define before the context locker, so it will be destroyed after it // define before the context locker, so it will be destroyed after it
io_context* context = get_current_io_context(kernel); io_context* context = get_current_io_context(kernel);
MutexLocker locker(context->io_mutex); MutexLocker locker(context->io_mutex);
struct file_descriptor* descriptor = fdGetter.SetTo(context, fd, true); descriptor.SetTo(get_fd_locked(context, fd));
if (descriptor == NULL) if (!descriptor.IsSet())
return B_FILE_ERROR; return B_FILE_ERROR;
uint16 eventsToSelect = info->selected_events & ~B_EVENT_INVALID; uint16 eventsToSelect = info->selected_events & ~B_EVENT_INVALID;
@@ -605,7 +558,7 @@ select_fd(int32 fd, struct select_info* info, bool kernel)
for (uint16 event = 1; event < 16; event++) { for (uint16 event = 1; event < 16; event++) {
if ((eventsToSelect & SELECT_FLAG(event)) != 0 if ((eventsToSelect & SELECT_FLAG(event)) != 0
&& descriptor->ops->fd_select(descriptor, event, && descriptor->ops->fd_select(descriptor.Get(), event,
(selectsync*)info) == B_OK) { (selectsync*)info) == B_OK) {
selectedEvents |= SELECT_FLAG(event); selectedEvents |= SELECT_FLAG(event);
} }
@@ -616,14 +569,14 @@ select_fd(int32 fd, struct select_info* info, bool kernel)
// Add the info to the IO context. Even if nothing has been selected -- we // Add the info to the IO context. Even if nothing has been selected -- we
// always support B_EVENT_INVALID. // always support B_EVENT_INVALID.
locker.Lock(); locker.Lock();
if (context->fds[fd] != descriptor) { if (context->fds[fd] != descriptor.Get()) {
// Someone close()d the index in the meantime. deselect() all // Someone close()d the index in the meantime. deselect() all
// events. // events.
info->next = NULL; info->next = NULL;
deselect_select_infos(descriptor, info, false); deselect_select_infos(descriptor.Get(), info, false);
// Release our open reference of the descriptor. // Release our open reference of the descriptor.
close_fd(context, descriptor); close_fd(context, descriptor.Get());
return B_FILE_ERROR; return B_FILE_ERROR;
} }
@@ -651,14 +604,14 @@ deselect_fd(int32 fd, struct select_info* info, bool kernel)
TRACE(("deselect_fd(fd = %" B_PRId32 ", info = %p (%p), 0x%x)\n", fd, info, TRACE(("deselect_fd(fd = %" B_PRId32 ", info = %p (%p), 0x%x)\n", fd, info,
info->sync, info->selected_events)); info->sync, info->selected_events));
FDGetter fdGetter; FileDescriptorPutter descriptor;
// define before the context locker, so it will be destroyed after it // define before the context locker, so it will be destroyed after it
io_context* context = get_current_io_context(kernel); io_context* context = get_current_io_context(kernel);
MutexLocker locker(context->io_mutex); MutexLocker locker(context->io_mutex);
struct file_descriptor* descriptor = fdGetter.SetTo(context, fd, true); descriptor.SetTo(get_fd_locked(context, fd));
if (descriptor == NULL) if (!descriptor.IsSet())
return B_FILE_ERROR; return B_FILE_ERROR;
// remove the info from the IO context // remove the info from the IO context
@@ -680,7 +633,7 @@ deselect_fd(int32 fd, struct select_info* info, bool kernel)
if (descriptor->ops->fd_deselect != NULL && eventsToDeselect != 0) { if (descriptor->ops->fd_deselect != NULL && eventsToDeselect != 0) {
for (uint16 event = 1; event < 16; event++) { for (uint16 event = 1; event < 16; event++) {
if ((eventsToDeselect & SELECT_FLAG(event)) != 0) { if ((eventsToDeselect & SELECT_FLAG(event)) != 0) {
descriptor->ops->fd_deselect(descriptor, event, descriptor->ops->fd_deselect(descriptor.Get(), event,
(selectsync*)info); (selectsync*)info);
} }
} }
@@ -737,9 +690,8 @@ common_user_io(int fd, off_t pos, void* buffer, size_t length, bool write)
if (pos < -1) if (pos < -1)
return B_BAD_VALUE; return B_BAD_VALUE;
FDGetter fdGetter; FileDescriptorPutter descriptor(get_fd(get_current_io_context(false), fd));
struct file_descriptor* descriptor = fdGetter.SetTo(fd, false); if (!descriptor.IsSet())
if (!descriptor)
return B_FILE_ERROR; return B_FILE_ERROR;
if (write ? (descriptor->open_mode & O_RWMASK) == O_RDONLY if (write ? (descriptor->open_mode & O_RWMASK) == O_RDONLY
@@ -767,16 +719,16 @@ common_user_io(int fd, off_t pos, void* buffer, size_t length, bool write)
SyscallRestartWrapper<status_t> status; SyscallRestartWrapper<status_t> status;
if (write) if (write)
status = descriptor->ops->fd_write(descriptor, pos, buffer, &length); status = descriptor->ops->fd_write(descriptor.Get(), pos, buffer, &length);
else else
status = descriptor->ops->fd_read(descriptor, pos, buffer, &length); status = descriptor->ops->fd_read(descriptor.Get(), pos, buffer, &length);
if (status != B_OK) if (status != B_OK)
return status; return status;
if (movePosition) { if (movePosition) {
descriptor->pos = write && (descriptor->open_mode & O_APPEND) != 0 descriptor->pos = write && (descriptor->open_mode & O_APPEND) != 0
? descriptor->ops->fd_seek(descriptor, 0, SEEK_END) : pos + length; ? descriptor->ops->fd_seek(descriptor.Get(), 0, SEEK_END) : pos + length;
} }
return length <= SSIZE_MAX ? (ssize_t)length : SSIZE_MAX; return length <= SSIZE_MAX ? (ssize_t)length : SSIZE_MAX;
@@ -796,9 +748,8 @@ common_user_vector_io(int fd, off_t pos, const iovec* userVecs, size_t count,
return error; return error;
MemoryDeleter _(vecs); MemoryDeleter _(vecs);
FDGetter fdGetter; FileDescriptorPutter descriptor(get_fd(get_current_io_context(false), fd));
struct file_descriptor* descriptor = fdGetter.SetTo(fd, false); if (!descriptor.IsSet())
if (!descriptor)
return B_FILE_ERROR; return B_FILE_ERROR;
if (write ? (descriptor->open_mode & O_RWMASK) == O_RDONLY if (write ? (descriptor->open_mode & O_RWMASK) == O_RDONLY
@@ -826,10 +777,10 @@ common_user_vector_io(int fd, off_t pos, const iovec* userVecs, size_t count,
size_t length = vecs[i].iov_len; size_t length = vecs[i].iov_len;
if (write) { if (write) {
status = descriptor->ops->fd_write(descriptor, pos, status = descriptor->ops->fd_write(descriptor.Get(), pos,
vecs[i].iov_base, &length); vecs[i].iov_base, &length);
} else { } else {
status = descriptor->ops->fd_read(descriptor, pos, vecs[i].iov_base, status = descriptor->ops->fd_read(descriptor.Get(), pos, vecs[i].iov_base,
&length); &length);
} }
@@ -853,7 +804,7 @@ common_user_vector_io(int fd, off_t pos, const iovec* userVecs, size_t count,
if (movePosition) { if (movePosition) {
descriptor->pos = write && (descriptor->open_mode & O_APPEND) != 0 descriptor->pos = write && (descriptor->open_mode & O_APPEND) != 0
? descriptor->ops->fd_seek(descriptor, 0, SEEK_END) : pos; ? descriptor->ops->fd_seek(descriptor.Get(), 0, SEEK_END) : pos;
} }
return bytesTransferred; return bytesTransferred;
@@ -956,9 +907,8 @@ _user_read_dir(int fd, struct dirent* userBuffer, size_t bufferSize,
// get I/O context and FD // get I/O context and FD
io_context* ioContext = get_current_io_context(false); io_context* ioContext = get_current_io_context(false);
FDGetter fdGetter; FileDescriptorPutter descriptor(get_fd(ioContext, fd));
struct file_descriptor* descriptor = fdGetter.SetTo(ioContext, fd, false); if (!descriptor.IsSet())
if (descriptor == NULL)
return B_FILE_ERROR; return B_FILE_ERROR;
if (descriptor->ops->fd_read_dir == NULL) if (descriptor->ops->fd_read_dir == NULL)
@@ -974,7 +924,7 @@ _user_read_dir(int fd, struct dirent* userBuffer, size_t bufferSize,
// read the directory // read the directory
uint32 count = maxCount; uint32 count = maxCount;
status_t status = descriptor->ops->fd_read_dir(ioContext, descriptor, status_t status = descriptor->ops->fd_read_dir(ioContext, descriptor.Get(),
buffer, bufferSize, &count); buffer, bufferSize, &count);
if (status != B_OK) if (status != B_OK)
return status; return status;
@@ -1051,10 +1001,9 @@ _kern_read(int fd, off_t pos, void* buffer, size_t length)
if (pos < -1) if (pos < -1)
return B_BAD_VALUE; return B_BAD_VALUE;
FDGetter fdGetter; FileDescriptorPutter descriptor(get_fd(get_current_io_context(true), fd));
struct file_descriptor* descriptor = fdGetter.SetTo(fd, true);
if (!descriptor) if (!descriptor.IsSet())
return B_FILE_ERROR; return B_FILE_ERROR;
if ((descriptor->open_mode & O_RWMASK) == O_WRONLY) if ((descriptor->open_mode & O_RWMASK) == O_WRONLY)
return B_FILE_ERROR; return B_FILE_ERROR;
@@ -1070,7 +1019,7 @@ _kern_read(int fd, off_t pos, void* buffer, size_t length)
if (descriptor->ops->fd_read == NULL) if (descriptor->ops->fd_read == NULL)
return B_BAD_VALUE; return B_BAD_VALUE;
ssize_t bytesRead = descriptor->ops->fd_read(descriptor, pos, buffer, ssize_t bytesRead = descriptor->ops->fd_read(descriptor.Get(), pos, buffer,
&length); &length);
if (bytesRead >= B_OK) { if (bytesRead >= B_OK) {
if (length > SSIZE_MAX) if (length > SSIZE_MAX)
@@ -1095,10 +1044,9 @@ _kern_readv(int fd, off_t pos, const iovec* vecs, size_t count)
if (pos < -1) if (pos < -1)
return B_BAD_VALUE; return B_BAD_VALUE;
FDGetter fdGetter; FileDescriptorPutter descriptor(get_fd(get_current_io_context(true), fd));
struct file_descriptor* descriptor = fdGetter.SetTo(fd, true);
if (!descriptor) if (!descriptor.IsSet())
return B_FILE_ERROR; return B_FILE_ERROR;
if ((descriptor->open_mode & O_RWMASK) == O_WRONLY) if ((descriptor->open_mode & O_RWMASK) == O_WRONLY)
return B_FILE_ERROR; return B_FILE_ERROR;
@@ -1117,8 +1065,8 @@ _kern_readv(int fd, off_t pos, const iovec* vecs, size_t count)
for (size_t i = 0; i < count; i++) { for (size_t i = 0; i < count; i++) {
size_t length = vecs[i].iov_len; size_t length = vecs[i].iov_len;
status = descriptor->ops->fd_read(descriptor, pos, vecs[i].iov_base, status = descriptor->ops->fd_read(descriptor.Get(), pos,
&length); vecs[i].iov_base, &length);
if (status != B_OK) { if (status != B_OK) {
bytesRead = status; bytesRead = status;
break; break;
@@ -1145,10 +1093,9 @@ _kern_write(int fd, off_t pos, const void* buffer, size_t length)
if (pos < -1) if (pos < -1)
return B_BAD_VALUE; return B_BAD_VALUE;
FDGetter fdGetter; FileDescriptorPutter descriptor(get_fd(get_current_io_context(true), fd));
struct file_descriptor* descriptor = fdGetter.SetTo(fd, true);
if (descriptor == NULL) if (!descriptor.IsSet())
return B_FILE_ERROR; return B_FILE_ERROR;
if ((descriptor->open_mode & O_RWMASK) == O_RDONLY) if ((descriptor->open_mode & O_RWMASK) == O_RDONLY)
return B_FILE_ERROR; return B_FILE_ERROR;
@@ -1164,8 +1111,8 @@ _kern_write(int fd, off_t pos, const void* buffer, size_t length)
SyscallFlagUnsetter _; SyscallFlagUnsetter _;
ssize_t bytesWritten = descriptor->ops->fd_write(descriptor, pos, buffer, ssize_t bytesWritten = descriptor->ops->fd_write(descriptor.Get(), pos,
&length); buffer, &length);
if (bytesWritten >= B_OK) { if (bytesWritten >= B_OK) {
if (length > SSIZE_MAX) if (length > SSIZE_MAX)
bytesWritten = SSIZE_MAX; bytesWritten = SSIZE_MAX;
@@ -1189,10 +1136,9 @@ _kern_writev(int fd, off_t pos, const iovec* vecs, size_t count)
if (pos < -1) if (pos < -1)
return B_BAD_VALUE; return B_BAD_VALUE;
FDGetter fdGetter; FileDescriptorPutter descriptor(get_fd(get_current_io_context(true), fd));
struct file_descriptor* descriptor = fdGetter.SetTo(fd, true);
if (!descriptor) if (!descriptor.IsSet())
return B_FILE_ERROR; return B_FILE_ERROR;
if ((descriptor->open_mode & O_RWMASK) == O_RDONLY) if ((descriptor->open_mode & O_RWMASK) == O_RDONLY)
return B_FILE_ERROR; return B_FILE_ERROR;
@@ -1211,7 +1157,7 @@ _kern_writev(int fd, off_t pos, const iovec* vecs, size_t count)
for (size_t i = 0; i < count; i++) { for (size_t i = 0; i < count; i++) {
size_t length = vecs[i].iov_len; size_t length = vecs[i].iov_len;
status = descriptor->ops->fd_write(descriptor, pos, status = descriptor->ops->fd_write(descriptor.Get(), pos,
vecs[i].iov_base, &length); vecs[i].iov_base, &length);
if (status != B_OK) { if (status != B_OK) {
bytesWritten = status; bytesWritten = status;
src/system/kernel/fs/socket.cpp
+17 -32
View File
@@ -13,6 +13,7 @@
#include <module.h> #include <module.h>
#include <AutoDeleter.h> #include <AutoDeleter.h>
#include <AutoDeleterDrivers.h>
#include <syscall_utils.h> #include <syscall_utils.h>
@@ -45,22 +46,6 @@ static vint32 sStackInterfaceInitialized = 0;
static mutex sLock = MUTEX_INITIALIZER("stack interface"); static mutex sLock = MUTEX_INITIALIZER("stack interface");
struct FDPutter {
FDPutter(file_descriptor* descriptor)
: descriptor(descriptor)
{
}
~FDPutter()
{
if (descriptor != NULL)
put_fd(descriptor);
}
file_descriptor* descriptor;
};
static net_stack_interface_module_info* static net_stack_interface_module_info*
get_stack_interface_module() get_stack_interface_module()
{ {
@@ -394,7 +379,7 @@ common_bind(int fd, const struct sockaddr *address, socklen_t addressLength,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->bind(descriptor->u.socket, address, addressLength); return sStackInterface->bind(descriptor->u.socket, address, addressLength);
} }
@@ -405,7 +390,7 @@ common_shutdown(int fd, int how, bool kernel)
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->shutdown(descriptor->u.socket, how); return sStackInterface->shutdown(descriptor->u.socket, how);
} }
@@ -417,7 +402,7 @@ common_connect(int fd, const struct sockaddr *address,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->connect(descriptor->u.socket, address, return sStackInterface->connect(descriptor->u.socket, address,
addressLength); addressLength);
@@ -429,7 +414,7 @@ common_listen(int fd, int backlog, bool kernel)
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->listen(descriptor->u.socket, backlog); return sStackInterface->listen(descriptor->u.socket, backlog);
} }
@@ -441,7 +426,7 @@ common_accept(int fd, struct sockaddr *address, socklen_t *_addressLength,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
net_socket* acceptedSocket; net_socket* acceptedSocket;
status_t error = sStackInterface->accept(descriptor->u.socket, address, status_t error = sStackInterface->accept(descriptor->u.socket, address,
@@ -468,7 +453,7 @@ common_recv(int fd, void *data, size_t length, int flags, bool kernel)
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->recv(descriptor->u.socket, data, length, flags); return sStackInterface->recv(descriptor->u.socket, data, length, flags);
} }
@@ -480,7 +465,7 @@ common_recvfrom(int fd, void *data, size_t length, int flags,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->recvfrom(descriptor->u.socket, data, length, return sStackInterface->recvfrom(descriptor->u.socket, data, length,
flags, address, _addressLength); flags, address, _addressLength);
@@ -492,7 +477,7 @@ common_recvmsg(int fd, struct msghdr *message, int flags, bool kernel)
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->recvmsg(descriptor->u.socket, message, flags); return sStackInterface->recvmsg(descriptor->u.socket, message, flags);
} }
@@ -503,7 +488,7 @@ common_send(int fd, const void *data, size_t length, int flags, bool kernel)
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->send(descriptor->u.socket, data, length, flags); return sStackInterface->send(descriptor->u.socket, data, length, flags);
} }
@@ -515,7 +500,7 @@ common_sendto(int fd, const void *data, size_t length, int flags,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->sendto(descriptor->u.socket, data, length, flags, return sStackInterface->sendto(descriptor->u.socket, data, length, flags,
address, addressLength); address, addressLength);
@@ -527,7 +512,7 @@ common_sendmsg(int fd, const struct msghdr *message, int flags, bool kernel)
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->sendmsg(descriptor->u.socket, message, flags); return sStackInterface->sendmsg(descriptor->u.socket, message, flags);
} }
@@ -539,7 +524,7 @@ common_getsockopt(int fd, int level, int option, void *value,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->getsockopt(descriptor->u.socket, level, option, return sStackInterface->getsockopt(descriptor->u.socket, level, option,
value, _length); value, _length);
@@ -552,7 +537,7 @@ common_setsockopt(int fd, int level, int option, const void *value,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->setsockopt(descriptor->u.socket, level, option, return sStackInterface->setsockopt(descriptor->u.socket, level, option,
value, length); value, length);
@@ -565,7 +550,7 @@ common_getpeername(int fd, struct sockaddr *address,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->getpeername(descriptor->u.socket, address, return sStackInterface->getpeername(descriptor->u.socket, address,
_addressLength); _addressLength);
@@ -578,7 +563,7 @@ common_getsockname(int fd, struct sockaddr *address,
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->getsockname(descriptor->u.socket, address, return sStackInterface->getsockname(descriptor->u.socket, address,
_addressLength); _addressLength);
@@ -590,7 +575,7 @@ common_sockatmark(int fd, bool kernel)
{ {
file_descriptor* descriptor; file_descriptor* descriptor;
GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor); GET_SOCKET_FD_OR_RETURN(fd, kernel, descriptor);
FDPutter _(descriptor); FileDescriptorPutter _(descriptor);
return sStackInterface->sockatmark(descriptor->u.socket); return sStackInterface->sockatmark(descriptor->u.socket);
} }
src/system/kernel/fs/vfs.cpp
+2 -1
View File
@@ -32,6 +32,7 @@
#include <StorageDefs.h> #include <StorageDefs.h>
#include <AutoDeleter.h> #include <AutoDeleter.h>
#include <AutoDeleterDrivers.h>
#include <block_cache.h> #include <block_cache.h>
#include <boot/kernel_args.h> #include <boot/kernel_args.h>
#include <debug_heap.h> #include <debug_heap.h>
@@ -6439,7 +6440,7 @@ common_unlock_node(int fd, bool kernel)
static status_t static status_t
common_preallocate(int fd, off_t offset, off_t length, bool kernel) common_preallocate(int fd, off_t offset, off_t length, bool kernel)
{ {
CObjectDeleter<struct file_descriptor, void, put_fd> descriptor; FileDescriptorPutter descriptor;
struct vnode* vnode; struct vnode* vnode;
if (offset < 0 || length == 0) if (offset < 0 || length == 0)