From be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 04:57:58 +0200 Subject: Adding upstream version 1.44.3. Signed-off-by: Daniel Baumann --- web/server/h2o/libh2o/lib/handler/headers.c | 58 +++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 web/server/h2o/libh2o/lib/handler/headers.c (limited to 'web/server/h2o/libh2o/lib/handler/headers.c') diff --git a/web/server/h2o/libh2o/lib/handler/headers.c b/web/server/h2o/libh2o/lib/handler/headers.c new file mode 100644 index 00000000..973976b3 --- /dev/null +++ b/web/server/h2o/libh2o/lib/handler/headers.c @@ -0,0 +1,58 @@ +/* + * Copyright (c) 2015 DeNA Co., Ltd., Kazuho Oku + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ +#include "h2o.h" + +struct st_headers_filter_t { + h2o_filter_t super; + h2o_headers_command_t *cmds; +}; + +static void on_setup_ostream(h2o_filter_t *_self, h2o_req_t *req, h2o_ostream_t **slot) +{ + struct st_headers_filter_t *self = (void *)_self; + h2o_headers_command_t *cmd; + + for (cmd = self->cmds; cmd->cmd != H2O_HEADERS_CMD_NULL; ++cmd) + h2o_rewrite_headers(&req->pool, &req->res.headers, cmd); + + h2o_setup_next_ostream(req, slot); +} + +void h2o_headers_register(h2o_pathconf_t *pathconf, h2o_headers_command_t *cmds) +{ + struct st_headers_filter_t *self = (void *)h2o_create_filter(pathconf, sizeof(*self)); + + self->super.on_setup_ostream = on_setup_ostream; + self->cmds = cmds; +} + +int h2o_headers_is_prohibited_name(const h2o_token_t *token) +{ + /* prohibit connection-specific headers */ + if (token == H2O_TOKEN_CONNECTION || token == H2O_TOKEN_CONTENT_LENGTH || token == H2O_TOKEN_TRANSFER_ENCODING) + return 1; + /* prohibit headers added at protocol layer */ + if (token == H2O_TOKEN_DATE || token == H2O_TOKEN_SERVER) + return 1; + /* all others are permitted */ + return 0; +} -- cgit v1.2.3