mirror of https://github.com/grpc/grpc.git
Yuchen Zeng
8 years ago
parent
a4f708a4c4
commit
de3daf5d63
31 changed files with 346 additions and 16 deletions
@ -0,0 +1,81 @@ |
||||
/*
|
||||
* |
||||
* Copyright 2015, 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. |
||||
* |
||||
*/ |
||||
|
||||
#include "src/core/lib/iomgr/socket_mutator.h" |
||||
|
||||
#include <grpc/impl/codegen/grpc_types.h> |
||||
#include <grpc/support/sync.h> |
||||
#include <grpc/support/useful.h> |
||||
|
||||
void grpc_socket_mutator_init(grpc_socket_mutator *mutator, |
||||
const grpc_socket_mutator_vtable *vtable) { |
||||
mutator->vtable = vtable; |
||||
gpr_ref_init(&mutator->refcount, 1); |
||||
} |
||||
|
||||
grpc_socket_mutator *grpc_socket_mutator_ref(grpc_socket_mutator *mutator) { |
||||
gpr_ref(&mutator->refcount); |
||||
return mutator; |
||||
} |
||||
|
||||
bool grpc_socket_mutator_mutate_fd(grpc_socket_mutator *mutator, int fd) { |
||||
return mutator->vtable->mutate_fd(fd, mutator); |
||||
} |
||||
|
||||
void grpc_socket_mutator_unref(grpc_socket_mutator *mutator) { |
||||
if (gpr_unref(&mutator->refcount)) { |
||||
mutator->vtable->destory(mutator); |
||||
} |
||||
} |
||||
|
||||
static void *socket_mutator_arg_copy(void *p) { |
||||
return grpc_socket_mutator_ref(p); |
||||
} |
||||
|
||||
static void socket_mutator_arg_destroy(void *p) { |
||||
grpc_socket_mutator_unref(p); |
||||
} |
||||
|
||||
static int socket_mutator_cmp(void *a, void *b) { return GPR_ICMP(a, b); } |
||||
|
||||
static const grpc_arg_pointer_vtable socket_mutator_arg_vtable = { |
||||
socket_mutator_arg_copy, socket_mutator_arg_destroy, socket_mutator_cmp}; |
||||
|
||||
grpc_arg grpc_socket_mutator_to_arg(grpc_socket_mutator *mutator) { |
||||
grpc_arg arg; |
||||
arg.type = GRPC_ARG_POINTER; |
||||
arg.key = GRPC_ARG_SOCKET_MUTATOR; |
||||
arg.value.pointer.vtable = &socket_mutator_arg_vtable; |
||||
arg.value.pointer.p = mutator; |
||||
return arg; |
||||
} |
||||
@ -0,0 +1,75 @@ |
||||
/*
|
||||
* |
||||
* Copyright 2015, 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. |
||||
* |
||||
*/ |
||||
|
||||
#ifndef GRPC_CORE_LIB_IOMGR_SOCKET_MUTATOR_H |
||||
#define GRPC_CORE_LIB_IOMGR_SOCKET_MUTATOR_H |
||||
|
||||
#include <grpc/impl/codegen/grpc_types.h> |
||||
#include <grpc/support/sync.h> |
||||
|
||||
#ifdef __cplusplus |
||||
extern "C" { |
||||
#endif |
||||
|
||||
/** The virtual table of grpc_socket_mutator */ |
||||
typedef struct { |
||||
/** Mutates the socket opitons of \a fd */ |
||||
bool (*mutate_fd)(int fd, grpc_socket_mutator *mutator); |
||||
/** Destroys the socket mutator instance */ |
||||
void (*destory)(grpc_socket_mutator *mutator); |
||||
} grpc_socket_mutator_vtable; |
||||
|
||||
/** The Socket Mutator interface allows changes on socket options */ |
||||
struct grpc_socket_mutator { |
||||
const grpc_socket_mutator_vtable *vtable; |
||||
gpr_refcount refcount; |
||||
}; |
||||
|
||||
/** called by concrete implementations to initialize the base struct */ |
||||
void grpc_socket_mutator_init(grpc_socket_mutator *mutator, |
||||
const grpc_socket_mutator_vtable *vtable); |
||||
|
||||
/** Wrap \a mutator as a grpc_arg */ |
||||
grpc_arg grpc_socket_mutator_to_arg(grpc_socket_mutator *mutator); |
||||
|
||||
/** Perform the file descriptor mutation operation of \a mutator on \a fd */ |
||||
bool grpc_socket_mutator_mutate_fd(grpc_socket_mutator *mutator, int fd); |
||||
|
||||
grpc_socket_mutator *grpc_socket_mutator_ref(grpc_socket_mutator *mutator); |
||||
void grpc_socket_mutator_unref(grpc_socket_mutator *mutator); |
||||
|
||||
#ifdef __cplusplus |
||||
} |
||||
#endif |
||||
|
||||
#endif /* GRPC_CORE_LIB_IOMGR_SOCKET_MUTATOR_H */ |
||||
Loading…
Reference in new issue