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view auto/cc/conf @ 9156:36b59521a41c
QUIC: refined sending CONNECTION_CLOSE in various packet types.
As per RFC 9000, section 10.2.3, to ensure that peer successfully removed
packet protection, CONNECTION_CLOSE can be sent in multiple packets using
different packet protection levels.
Now it is sent in all protection levels available.
This roughly corresponds to the following paragraph:
* Prior to confirming the handshake, a peer might be unable to process 1-RTT
packets, so an endpoint SHOULD send a CONNECTION_CLOSE frame in both Handshake
and 1-RTT packets. A server SHOULD also send a CONNECTION_CLOSE frame in an
Initial packet.
In practice, this change allows to avoid sending an Initial packet when we know
the client has handshake keys, by checking if we have discarded initial keys.
Also, this fixes sending CONNECTION_CLOSE when using QuicTLS with old QUIC API,
where TLS stack releases application read keys before handshake confirmation;
it is fixed by sending CONNECTION_CLOSE additionally in a Handshake packet.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Fri, 01 Sep 2023 20:31:46 +0400 |
parents | 9bcc5cc94ff4 |
children |
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# Copyright (C) Igor Sysoev # Copyright (C) Nginx, Inc. LINK="\$(CC)" MAIN_LINK= MODULE_LINK="-shared" ngx_include_opt="-I " ngx_compile_opt="-c" ngx_pic_opt="-fPIC" ngx_objout="-o " ngx_binout="-o " ngx_objext="o" ngx_binext= ngx_modext=".so" ngx_long_start= ngx_long_end= ngx_regex_dirsep="\/" ngx_dirsep='/' ngx_regex_cont=' \\\ ' ngx_cont=' \ ' ngx_tab=' \ ' ngx_spacer= ngx_long_regex_cont=$ngx_regex_cont ngx_long_cont=$ngx_cont . auto/cc/name if test -n "$CFLAGS"; then CC_TEST_FLAGS="$CFLAGS $NGX_CC_OPT" case $NGX_CC_NAME in ccc) # Compaq C V6.5-207 ngx_include_opt="-I" ;; sunc) MAIN_LINK= MODULE_LINK="-G" case "$NGX_MACHINE" in i86pc) NGX_AUX=" src/os/unix/ngx_sunpro_x86.il" ;; sun4u | sun4v) NGX_AUX=" src/os/unix/ngx_sunpro_sparc64.il" ;; esac case $CPU in amd64) NGX_AUX=" src/os/unix/ngx_sunpro_amd64.il" ;; esac ;; esac else case $NGX_CC_NAME in gcc) # gcc 2.7.2.3, 2.8.1, 2.95.4, egcs-1.1.2 # 3.0.4, 3.1.1, 3.2.3, 3.3.2, 3.3.3, 3.3.4, 3.4.0, 3.4.2 # 4.0.0, 4.0.1, 4.1.0 . auto/cc/gcc ;; clang) # Clang C compiler . auto/cc/clang ;; icc) # Intel C++ compiler 7.1, 8.0, 8.1 . auto/cc/icc ;; sunc) # Sun C 5.7 Patch 117837-04 2005/05/11 . auto/cc/sunc ;; ccc) # Compaq C V6.5-207 . auto/cc/ccc ;; acc) # aCC: HP ANSI C++ B3910B A.03.55.02 . auto/cc/acc ;; msvc) # MSVC++ 6.0 SP2, MSVC++ Toolkit 2003 . auto/cc/msvc ;; owc) # Open Watcom C 1.0, 1.2 . auto/cc/owc ;; bcc) # Borland C++ 5.5 . auto/cc/bcc ;; esac CC_TEST_FLAGS="$CC_TEST_FLAGS $NGX_CC_OPT" fi CFLAGS="$CFLAGS $NGX_CC_OPT" NGX_TEST_LD_OPT="$NGX_LD_OPT" if [ "$NGX_PLATFORM" != win32 ]; then if test -n "$NGX_LD_OPT"; then ngx_feature=--with-ld-opt=\"$NGX_LD_OPT\" ngx_feature_name= ngx_feature_run=no ngx_feature_incs= ngx_feature_path= ngx_feature_libs= ngx_feature_test= . auto/feature if [ $ngx_found = no ]; then echo $0: error: the invalid value in --with-ld-opt=\"$NGX_LD_OPT\" echo exit 1 fi fi ngx_feature="-Wl,-E switch" ngx_feature_name= ngx_feature_run=no ngx_feature_incs= ngx_feature_path= ngx_feature_libs=-Wl,-E ngx_feature_test= . auto/feature if [ $ngx_found = yes ]; then MAIN_LINK="-Wl,-E" fi if [ "$NGX_CC_NAME" = "sunc" ]; then echo "checking for gcc builtin atomic operations ... disabled" else ngx_feature="gcc builtin atomic operations" ngx_feature_name=NGX_HAVE_GCC_ATOMIC ngx_feature_run=yes ngx_feature_incs= ngx_feature_path= ngx_feature_libs= ngx_feature_test="long n = 0; if (!__sync_bool_compare_and_swap(&n, 0, 1)) return 1; if (__sync_fetch_and_add(&n, 1) != 1) return 1; if (n != 2) return 1; __sync_synchronize();" . auto/feature fi if [ "$NGX_CC_NAME" = "ccc" ]; then echo "checking for C99 variadic macros ... disabled" else ngx_feature="C99 variadic macros" ngx_feature_name="NGX_HAVE_C99_VARIADIC_MACROS" ngx_feature_run=yes ngx_feature_incs="#include <stdio.h> #define var(dummy, ...) sprintf(__VA_ARGS__)" ngx_feature_path= ngx_feature_libs= ngx_feature_test="char buf[30]; buf[0] = '0'; var(0, buf, \"%d\", 1); if (buf[0] != '1') return 1" . auto/feature fi ngx_feature="gcc variadic macros" ngx_feature_name="NGX_HAVE_GCC_VARIADIC_MACROS" ngx_feature_run=yes ngx_feature_incs="#include <stdio.h> #define var(dummy, args...) sprintf(args)" ngx_feature_path= ngx_feature_libs= ngx_feature_test="char buf[30]; buf[0] = '0'; var(0, buf, \"%d\", 1); if (buf[0] != '1') return 1" . auto/feature ngx_feature="gcc builtin 64 bit byteswap" ngx_feature_name="NGX_HAVE_GCC_BSWAP64" ngx_feature_run=no ngx_feature_incs= ngx_feature_path= ngx_feature_libs= ngx_feature_test="if (__builtin_bswap64(0)) return 1" . auto/feature # ngx_feature="inline" # ngx_feature_name= # ngx_feature_run=no # ngx_feature_incs="int inline f(void) { return 1 }" # ngx_feature_path= # ngx_feature_libs= # ngx_feature_test= # . auto/feature # # if [ $ngx_found = yes ]; then # fi fi