diff options
Diffstat (limited to 'src/core/channel/http_filter.c')
-rw-r--r-- | src/core/channel/http_filter.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/src/core/channel/http_filter.c b/src/core/channel/http_filter.c deleted file mode 100644 index 453a0422d8..0000000000 --- a/src/core/channel/http_filter.c +++ /dev/null @@ -1,137 +0,0 @@ -/* - * - * 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/channel/http_filter.h" -#include <grpc/support/log.h> - -typedef struct call_data { - int unused; /* C89 requires at least one struct element */ -} call_data; - -typedef struct channel_data { - int unused; /* C89 requires at least one struct element */ -} channel_data; - -/* used to silence 'variable not used' warnings */ -static void ignore_unused(void *ignored) {} - -/* Called either: - - in response to an API call (or similar) from above, to send something - - a network event (or similar) from below, to receive something - op contains type and call direction information, in addition to the data - that is being sent or received. */ -static void call_op(grpc_call_element *elem, grpc_call_element *from_elem, - grpc_call_op *op) { - /* grab pointers to our data from the call element */ - call_data *calld = elem->call_data; - channel_data *channeld = elem->channel_data; - GRPC_CALL_LOG_OP(GPR_INFO, elem, op); - - ignore_unused(calld); - ignore_unused(channeld); - - switch (op->type) { - default: - /* pass control up or down the stack depending on op->dir */ - grpc_call_next_op(elem, op); - break; - } -} - -/* Called on special channel events, such as disconnection or new incoming - calls on the server */ -static void channel_op(grpc_channel_element *elem, - grpc_channel_element *from_elem, grpc_channel_op *op) { - /* grab pointers to our data from the channel element */ - channel_data *channeld = elem->channel_data; - - ignore_unused(channeld); - - switch (op->type) { - default: - /* pass control up or down the stack depending on op->dir */ - grpc_channel_next_op(elem, op); - break; - } -} - -/* Constructor for call_data */ -static void init_call_elem(grpc_call_element *elem, - const void *server_transport_data) { - /* grab pointers to our data from the call element */ - call_data *calld = elem->call_data; - channel_data *channeld = elem->channel_data; - - /* initialize members */ - calld->unused = channeld->unused; -} - -/* Destructor for call_data */ -static void destroy_call_elem(grpc_call_element *elem) { - /* grab pointers to our data from the call element */ - call_data *calld = elem->call_data; - channel_data *channeld = elem->channel_data; - - ignore_unused(calld); - ignore_unused(channeld); -} - -/* Constructor for channel_data */ -static void init_channel_elem(grpc_channel_element *elem, - const grpc_channel_args *args, grpc_mdctx *mdctx, - int is_first, int is_last) { - /* grab pointers to our data from the channel element */ - channel_data *channeld = elem->channel_data; - - /* The first and the last filters tend to be implemented differently to - handle the case that there's no 'next' filter to call on the up or down - path */ - GPR_ASSERT(!is_first); - GPR_ASSERT(!is_last); - - /* initialize members */ - channeld->unused = 0; -} - -/* Destructor for channel data */ -static void destroy_channel_elem(grpc_channel_element *elem) { - /* grab pointers to our data from the channel element */ - channel_data *channeld = elem->channel_data; - - ignore_unused(channeld); -} - -const grpc_channel_filter grpc_http_filter = { - call_op, channel_op, sizeof(call_data), - init_call_elem, destroy_call_elem, sizeof(channel_data), - init_channel_elem, destroy_channel_elem, "http"}; |