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Add tls-options::signature-algorithms for those who want to override the default.

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We don't set it in UnrealIRCd at the moment, so this is just to override
the OpenSSL defaults at the moment. It is good to have this exposed, in
case some vulnerability is discovered or you need some flexibility in
tweaking this.
This commit is contained in:
Bram Matthys
2025-09-21 13:48:04 +02:00
parent b0b6cc81e2
commit 507061af46
7 changed files with 105 additions and 2 deletions
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autoconf/m4/unreal.m4
+20
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@@ -221,6 +221,26 @@ AS_IF([test $enable_ssl != "no"],
])
])
AC_DEFUN([CHECK_SSL_CTX_SET1_SIGALGS_LIST],
[
AC_MSG_CHECKING([for SSL_CTX_set1_sigalgs_list in SSL library])
AC_LANG_PUSH(C)
SAVE_LIBS="$LIBS"
LIBS="$LIBS $CRYPTOLIB"
AC_TRY_LINK([#include <openssl/ssl.h>],
[SSL_CTX *ctx = NULL; SSL_CTX_set1_sigalgs_list(ctx, "test");],
has_function=1,
has_function=0)
LIBS="$SAVE_LIBS"
AC_LANG_POP(C)
if test $has_function = 1; then
AC_MSG_RESULT([yes])
AC_DEFINE([HAS_SSL_CTX_SET1_SIGALGS_LIST], [], [Define if ssl library has SSL_CTX_set1_sigalgs_list])
else
AC_MSG_RESULT([no])
fi
])
AC_DEFUN([CHECK_SSL_CTX_SET1_CURVES_LIST],
[
AC_MSG_CHECKING([for SSL_CTX_set1_curves_list in SSL library])