diff options
Diffstat (limited to 'base/posix')
| -rw-r--r-- | base/posix/unix_domain_socket.cc | 6 | ||||
| -rw-r--r-- | base/posix/unix_domain_socket.h | 5 |
2 files changed, 7 insertions, 4 deletions
diff --git a/base/posix/unix_domain_socket.cc b/base/posix/unix_domain_socket.cc index da8be63..bd11292 100644 --- a/base/posix/unix_domain_socket.cc +++ b/base/posix/unix_domain_socket.cc @@ -14,6 +14,8 @@ #include "base/pickle.h" #include "base/stl_util.h" +const size_t UnixDomainSocket::kMaxFileDescriptors = 16; + // static bool UnixDomainSocket::SendMsg(int fd, const void* buf, @@ -52,8 +54,6 @@ ssize_t UnixDomainSocket::RecvMsg(int fd, void* buf, size_t length, std::vector<int>* fds) { - static const unsigned kMaxDescriptors = 16; - fds->clear(); struct msghdr msg; @@ -62,7 +62,7 @@ ssize_t UnixDomainSocket::RecvMsg(int fd, msg.msg_iov = &iov; msg.msg_iovlen = 1; - char control_buffer[CMSG_SPACE(sizeof(int) * kMaxDescriptors)]; + char control_buffer[CMSG_SPACE(sizeof(int) * kMaxFileDescriptors)]; msg.msg_control = control_buffer; msg.msg_controllen = sizeof(control_buffer); diff --git a/base/posix/unix_domain_socket.h b/base/posix/unix_domain_socket.h index d08d170..cb2a0b8 100644 --- a/base/posix/unix_domain_socket.h +++ b/base/posix/unix_domain_socket.h @@ -15,6 +15,9 @@ class Pickle; class BASE_EXPORT UnixDomainSocket { public: + // Maximum number of file descriptors that can be read by RecvMsg(). + static const size_t kMaxFileDescriptors; + // Use sendmsg to write the given msg and include a vector of file // descriptors. Returns true if successful. static bool SendMsg(int fd, @@ -23,7 +26,7 @@ class BASE_EXPORT UnixDomainSocket { const std::vector<int>& fds); // Use recvmsg to read a message and an array of file descriptors. Returns - // -1 on failure. Note: will read, at most, 16 descriptors. + // -1 on failure. Note: will read, at most, |kMaxFileDescriptors| descriptors. static ssize_t RecvMsg(int fd, void* msg, size_t length, |