Akkariin/proxychains-ng
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Separate the detections of s6_addr16 and s6_addr32

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papadave 2018-01-08 20:42:43 +08:00
parent 7807321f09
commit e20e0e8b5d
2 changed files with 14 additions and 8 deletions
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20
configure vendored
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@ -141,13 +141,19 @@ if [ -z "$CC" ] ; then
CC=cc CC=cc
fi fi
check_compile 'whether netinet/in.h defines s6_addr16' "" \ for i in 16 32; do
'#include <netinet/in.h>\nint main(int a, char**c){struct in6_addr x={.s6_addr32[0]=a};return x.s6_addr16[0]; }' \ check_compile "whether netinet/in.h defines s6_addr$i" "" \
|| { '#include <netinet/in.h>\nint main(int a, char**c){'"struct in6_addr x={.s6_addr$i[0]=a};return x.s6_addr$i[0];"' }' \
check_compile 'whether netinet/in.h defines __u6_addr.__u6_addr16' \ || {
'-Ds6_addr16=__u6_addr.__u6_addr16 -Ds6_addr32=__u6_addr.__u6_addr32' \ check_compile "whether netinet/in.h defines __u6_addr.__u6_addr$i" \
'#include <netinet/in.h>\nint main(int a, char**c){struct in6_addr x={.s6_addr32[0]=a};return x.s6_addr16[0]; }' "-Ds6_addr$i=__u6_addr.__u6_addr$i" \
} '#include <netinet/in.h>\nint main(int a, char**c){'"struct in6_addr x={.s6_addr$i[0]=a};return x.s6_addr$i[0];"' }' || \
check_compile "whether netinet/in.h defines _S6_un._S6_u$i" \
"-Ds6_addr$i=_S6_un._S6_u$i" \
'#include <netinet/in.h>\nint main(int a, char**c){'"struct in6_addr x={.s6_addr$i[0]=a};return x.s6_addr$i[0];"' }' || \
OUR_CPPFLAGS="$OUR_CPPFLAGS -DNO_S6_ADDR$i"
}
done
check_define __OpenBSD__ && \ check_define __OpenBSD__ && \
check_compile_run 'whether OpenBSDs fclose() (illegally) calls close()' \ check_compile_run 'whether OpenBSDs fclose() (illegally) calls close()' \

2
src/libproxychains.c
View File

@ -336,7 +336,7 @@ int close(int fd) {
} }
static int is_v4inv6(const struct in6_addr *a) { static int is_v4inv6(const struct in6_addr *a) {
return a->s6_addr32[0] == 0 && a->s6_addr32[1] == 0 && return a->s6_addr32[0] == 0 && a->s6_addr32[1] == 0 &&
#ifdef IS_SOLARIS #ifdef NO_S6_ADDR16
a->s6_addr[8] == 0 && a->s6_addr[9] == 0 && a->s6_addr[10] == 0xff && a->s6_addr[11] == 0xff; a->s6_addr[8] == 0 && a->s6_addr[9] == 0 && a->s6_addr[10] == 0xff && a->s6_addr[11] == 0xff;
#else #else
a->s6_addr16[4] == 0 && a->s6_addr16[5] == 0xffff; a->s6_addr16[4] == 0 && a->s6_addr16[5] == 0xffff;