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Diffstat (limited to 'src/core/support/thd_win32.c')
-rw-r--r-- | src/core/support/thd_win32.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/core/support/thd_win32.c b/src/core/support/thd_win32.c new file mode 100644 index 0000000000..8440479520 --- /dev/null +++ b/src/core/support/thd_win32.c @@ -0,0 +1,80 @@ +/* + * + * Copyright 2014, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +/* Posix implementation for gpr threads. */ + +#include <grpc/support/port_platform.h> + +#ifdef GPR_WIN32 + +#include <windows.h> +#include <string.h> +#include <grpc/support/alloc.h> +#include <grpc/support/thd.h> + +struct thd_arg { + void (*body)(void *arg); /* body of a thread */ + void *arg; /* argument to a thread */ +}; + +/* Body of every thread started via gpr_thd_new. */ +static DWORD thread_body(void *v) { + struct thd_arg a = *(struct thd_arg *)v; + gpr_free(v); + (*a.body)(a.arg); + return 0; +} + +int gpr_thd_new(gpr_thd_id *t, void (*thd_body)(void *arg), void *arg, + const gpr_thd_options *options) { + HANDLE handle; + struct thd_arg *a = gpr_malloc(sizeof(*a)); + a->body = thd_body; + a->arg = arg; + *t = 0; + handle = CreateThread(NULL, 64 * 1024, &thread_body, a, 0, NULL); + if (handle == NULL) { + gpr_free(a); + } else { + CloseHandle(handle); /* threads are "detached" */ + } + return handle != NULL; +} + +gpr_thd_options gpr_thd_options_default(void) { + gpr_thd_options options; + memset(&options, 0, sizeof(options)); + return options; +} + +#endif /* GPR_WIN32 */ |