diff options
Diffstat (limited to 'src/assuan-io.c')
-rw-r--r-- | src/assuan-io.c | 174 |
1 files changed, 2 insertions, 172 deletions
diff --git a/src/assuan-io.c b/src/assuan-io.c index 88accc3..c5bbc99 100644 --- a/src/assuan-io.c +++ b/src/assuan-io.c @@ -38,185 +38,15 @@ #include "assuan-defs.h" -#ifndef HAVE_W32_SYSTEM -pid_t -_assuan_waitpid (pid_t pid, int *status, int options) -{ - return waitpid (pid, status, options); -} -#endif - - -static ssize_t -do_io_read (assuan_fd_t fd, void *buffer, size_t size) -{ -#ifdef HAVE_W32_SYSTEM - /* Due to the peculiarities of the W32 API we can't use read for a - network socket and thus we try to use recv first and fallback to - read if recv detects that it is not a network socket. */ - int n; - - n = recv (HANDLE2SOCKET(fd), buffer, size, 0); - if (n == -1) - { - switch (WSAGetLastError ()) - { - case WSAENOTSOCK: - { - DWORD nread = 0; - - n = ReadFile (fd, buffer, size, &nread, NULL); - if (!n) - { - switch (GetLastError()) - { - case ERROR_BROKEN_PIPE: errno = EPIPE; break; - default: errno = EIO; - } - n = -1; - } - else - n = (int)nread; - } - break; - - case WSAEWOULDBLOCK: errno = EAGAIN; break; - case ERROR_BROKEN_PIPE: errno = EPIPE; break; - default: errno = EIO; break; - } - } - return n; -#else /*!HAVE_W32_SYSTEM*/ - return read (fd, buffer, size); -#endif /*!HAVE_W32_SYSTEM*/ -} - - -ssize_t -_assuan_io_read (assuan_fd_t fd, void *buffer, size_t size) -{ - return do_io_read (fd, buffer, size); -} - ssize_t _assuan_simple_read (assuan_context_t ctx, void *buffer, size_t size) { - return do_io_read (ctx->inbound.fd, buffer, size); + return _assuan_read (ctx, ctx->inbound.fd, buffer, size); } - -static ssize_t -do_io_write (assuan_fd_t fd, const void *buffer, size_t size) -{ -#ifdef HAVE_W32_SYSTEM - /* Due to the peculiarities of the W32 API we can't use write for a - network socket and thus we try to use send first and fallback to - write if send detects that it is not a network socket. */ - int n; - - n = send (HANDLE2SOCKET(fd), buffer, size, 0); - if (n == -1 && WSAGetLastError () == WSAENOTSOCK) - { - DWORD nwrite; - - n = WriteFile (fd, buffer, size, &nwrite, NULL); - if (!n) - { - switch (GetLastError ()) - { - case ERROR_BROKEN_PIPE: - case ERROR_NO_DATA: errno = EPIPE; break; - default: errno = EIO; break; - } - n = -1; - } - else - n = (int)nwrite; - } - return n; -#else /*!HAVE_W32_SYSTEM*/ - return write (fd, buffer, size); -#endif /*!HAVE_W32_SYSTEM*/ -} - -ssize_t -_assuan_io_write (assuan_fd_t fd, const void *buffer, size_t size) -{ - return do_io_write (fd, buffer, size); -} - ssize_t _assuan_simple_write (assuan_context_t ctx, const void *buffer, size_t size) { - return do_io_write (ctx->outbound.fd, buffer, size); + return _assuan_write (ctx, ctx->outbound.fd, buffer, size); } - - -#ifdef HAVE_W32_SYSTEM -int -_assuan_simple_sendmsg (assuan_context_t ctx, void *msg) -#else -ssize_t -_assuan_simple_sendmsg (assuan_context_t ctx, struct msghdr *msg) -#endif -{ -#ifdef HAVE_W32_SYSTEM - errno = ENOSYS; - return -1; -#else - int ret; - while ( (ret = sendmsg (ctx->outbound.fd, msg, 0)) == -1 && errno == EINTR) - ; - return ret; -#endif -} - - -#ifdef HAVE_W32_SYSTEM -int -_assuan_simple_recvmsg (assuan_context_t ctx, void *msg) -#else -ssize_t -_assuan_simple_recvmsg (assuan_context_t ctx, struct msghdr *msg) -#endif -{ -#ifdef HAVE_W32_SYSTEM - errno = ENOSYS; - return -1; -#else - int ret; - while ( (ret = recvmsg (ctx->inbound.fd, msg, 0)) == -1 && errno == EINTR) - ; - return ret; -#endif -} - - -void -_assuan_usleep (unsigned int usec) -{ - if (usec) - { -#ifdef HAVE_NANOSLEEP - struct timespec req; - struct timespec rem; - - req.tv_sec = 0; - req.tv_nsec = usec * 1000; - - while (nanosleep (&req, &rem) < 0 && errno == EINTR) - req = rem; - -#elif defined(HAVE_W32_SYSTEM) - Sleep (usec / 1000); -#else - struct timeval tv; - - tv.tv_sec = usec / 1000000; - tv.tv_usec = usec % 1000000; - select (0, NULL, NULL, NULL, &tv); -#endif - } -} - |