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Side by Side Diff: base/posix/unix_domain_socket_linux.h

Issue 1508213002: Replace ScopedVector<ScopedFD> with std::vector<ScopedFD> (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: revert gratuitous .at(0) change back to [0] Created 5 years ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef BASE_POSIX_UNIX_DOMAIN_SOCKET_LINUX_H_ 5 #ifndef BASE_POSIX_UNIX_DOMAIN_SOCKET_LINUX_H_
6 #define BASE_POSIX_UNIX_DOMAIN_SOCKET_LINUX_H_ 6 #define BASE_POSIX_UNIX_DOMAIN_SOCKET_LINUX_H_
7 7
8 #include <stdint.h> 8 #include <stdint.h>
9 #include <sys/types.h> 9 #include <sys/types.h>
10 #include <vector> 10 #include <vector>
11 11
12 #include "base/base_export.h" 12 #include "base/base_export.h"
13 #include "base/files/scoped_file.h" 13 #include "base/files/scoped_file.h"
14 #include "base/memory/scoped_vector.h"
15 #include "base/process/process_handle.h" 14 #include "base/process/process_handle.h"
16 15
17 namespace base { 16 namespace base {
18 17
19 class Pickle; 18 class Pickle;
20 19
21 class BASE_EXPORT UnixDomainSocket { 20 class BASE_EXPORT UnixDomainSocket {
22 public: 21 public:
23 // Maximum number of file descriptors that can be read by RecvMsg(). 22 // Maximum number of file descriptors that can be read by RecvMsg().
24 static const size_t kMaxFileDescriptors; 23 static const size_t kMaxFileDescriptors;
(...skipping 10 matching lines...) Expand all
35 static bool SendMsg(int fd, 34 static bool SendMsg(int fd,
36 const void* msg, 35 const void* msg,
37 size_t length, 36 size_t length,
38 const std::vector<int>& fds); 37 const std::vector<int>& fds);
39 38
40 // Use recvmsg to read a message and an array of file descriptors. Returns 39 // Use recvmsg to read a message and an array of file descriptors. Returns
41 // -1 on failure. Note: will read, at most, |kMaxFileDescriptors| descriptors. 40 // -1 on failure. Note: will read, at most, |kMaxFileDescriptors| descriptors.
42 static ssize_t RecvMsg(int fd, 41 static ssize_t RecvMsg(int fd,
43 void* msg, 42 void* msg,
44 size_t length, 43 size_t length,
45 ScopedVector<ScopedFD>* fds); 44 std::vector<ScopedFD>* fds);
46 45
47 // Same as RecvMsg above, but also returns the sender's process ID (as seen 46 // Same as RecvMsg above, but also returns the sender's process ID (as seen
48 // from the caller's namespace). However, before using this function to 47 // from the caller's namespace). However, before using this function to
49 // receive process IDs, EnableReceiveProcessId() should be called on the 48 // receive process IDs, EnableReceiveProcessId() should be called on the
50 // receiving socket. 49 // receiving socket.
51 static ssize_t RecvMsgWithPid(int fd, 50 static ssize_t RecvMsgWithPid(int fd,
52 void* msg, 51 void* msg,
53 size_t length, 52 size_t length,
54 ScopedVector<ScopedFD>* fds, 53 std::vector<ScopedFD>* fds,
55 ProcessId* pid); 54 ProcessId* pid);
56 55
57 #if !defined(OS_NACL_NONSFI) 56 #if !defined(OS_NACL_NONSFI)
58 // Perform a sendmsg/recvmsg pair. 57 // Perform a sendmsg/recvmsg pair.
59 // 1. This process creates a UNIX SEQPACKET socketpair. Using 58 // 1. This process creates a UNIX SEQPACKET socketpair. Using
60 // connection-oriented sockets (SEQPACKET or STREAM) is critical here, 59 // connection-oriented sockets (SEQPACKET or STREAM) is critical here,
61 // because if one of the ends closes the other one must be notified. 60 // because if one of the ends closes the other one must be notified.
62 // 2. This process writes a request to |fd| with an SCM_RIGHTS control 61 // 2. This process writes a request to |fd| with an SCM_RIGHTS control
63 // message containing on end of the fresh socket pair. 62 // message containing on end of the fresh socket pair.
64 // 3. This process blocks reading from the other end of the fresh 63 // 3. This process blocks reading from the other end of the fresh
(...skipping 22 matching lines...) Expand all
87 int recvmsg_flags, 86 int recvmsg_flags,
88 int* result_fd, 87 int* result_fd,
89 const Pickle& request); 88 const Pickle& request);
90 #endif // !defined(OS_NACL_NONSFI) 89 #endif // !defined(OS_NACL_NONSFI)
91 private: 90 private:
92 // Similar to RecvMsg, but allows to specify |flags| for recvmsg(2). 91 // Similar to RecvMsg, but allows to specify |flags| for recvmsg(2).
93 static ssize_t RecvMsgWithFlags(int fd, 92 static ssize_t RecvMsgWithFlags(int fd,
94 void* msg, 93 void* msg,
95 size_t length, 94 size_t length,
96 int flags, 95 int flags,
97 ScopedVector<ScopedFD>* fds, 96 std::vector<ScopedFD>* fds,
98 ProcessId* pid); 97 ProcessId* pid);
99 }; 98 };
100 99
101 } // namespace base 100 } // namespace base
102 101
103 #endif // BASE_POSIX_UNIX_DOMAIN_SOCKET_LINUX_H_ 102 #endif // BASE_POSIX_UNIX_DOMAIN_SOCKET_LINUX_H_
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