diff options
Diffstat (limited to 'src/core/lib/transport/chttp2/frame_goaway.h')
| -rw-r--r-- | src/core/lib/transport/chttp2/frame_goaway.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/core/lib/transport/chttp2/frame_goaway.h b/src/core/lib/transport/chttp2/frame_goaway.h new file mode 100644 index 0000000000..f64c44f3d9 --- /dev/null +++ b/src/core/lib/transport/chttp2/frame_goaway.h @@ -0,0 +1,77 @@ +/* + * + * Copyright 2015-2016, 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_TRANSPORT_CHTTP2_FRAME_GOAWAY_H +#define GRPC_CORE_LIB_TRANSPORT_CHTTP2_FRAME_GOAWAY_H + +#include <grpc/support/port_platform.h> +#include <grpc/support/slice.h> +#include <grpc/support/slice_buffer.h> +#include "src/core/lib/iomgr/exec_ctx.h" +#include "src/core/lib/transport/chttp2/frame.h" + +typedef enum { + GRPC_CHTTP2_GOAWAY_LSI0, + GRPC_CHTTP2_GOAWAY_LSI1, + GRPC_CHTTP2_GOAWAY_LSI2, + GRPC_CHTTP2_GOAWAY_LSI3, + GRPC_CHTTP2_GOAWAY_ERR0, + GRPC_CHTTP2_GOAWAY_ERR1, + GRPC_CHTTP2_GOAWAY_ERR2, + GRPC_CHTTP2_GOAWAY_ERR3, + GRPC_CHTTP2_GOAWAY_DEBUG +} grpc_chttp2_goaway_parse_state; + +typedef struct { + grpc_chttp2_goaway_parse_state state; + uint32_t last_stream_id; + uint32_t error_code; + char *debug_data; + uint32_t debug_length; + uint32_t debug_pos; +} grpc_chttp2_goaway_parser; + +void grpc_chttp2_goaway_parser_init(grpc_chttp2_goaway_parser *p); +void grpc_chttp2_goaway_parser_destroy(grpc_chttp2_goaway_parser *p); +grpc_chttp2_parse_error grpc_chttp2_goaway_parser_begin_frame( + grpc_chttp2_goaway_parser *parser, uint32_t length, uint8_t flags); +grpc_chttp2_parse_error grpc_chttp2_goaway_parser_parse( + grpc_exec_ctx *exec_ctx, void *parser, + grpc_chttp2_transport_parsing *transport_parsing, + grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last); + +void grpc_chttp2_goaway_append(uint32_t last_stream_id, uint32_t error_code, + gpr_slice debug_data, + gpr_slice_buffer *slice_buffer); + +#endif /* GRPC_CORE_LIB_TRANSPORT_CHTTP2_FRAME_GOAWAY_H */ |