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-rw-r--r--src/c/Makefile.am7
-rw-r--r--src/c/http.c41
2 files changed, 35 insertions, 13 deletions
diff --git a/src/c/Makefile.am b/src/c/Makefile.am
index d117d018..f4d9bef8 100644
--- a/src/c/Makefile.am
+++ b/src/c/Makefile.am
@@ -8,9 +8,14 @@ liburweb_static_la_SOURCES = static.c
AM_CPPFLAGS = -I$(srcdir)/../../include/urweb $(OPENSSL_INCLUDES)
AM_CFLAGS = -Wimplicit -Wall -Werror -Wno-format-security -Wno-deprecated-declarations -U_FORTIFY_SOURCE $(PTHREAD_CFLAGS)
-liburweb_la_LDFLAGS = $(AM_LDFLAGS) $(OPENSSL_LDFLAGS)
+liburweb_la_LDFLAGS = $(AM_LDFLAGS) $(OPENSSL_LDFLAGS) \
+ -export-symbols-regex '^(client_pruner|pthread_create_big|strcmp_nullsafe|uw_.*)'
liburweb_la_LIBADD = $(PTHREAD_LIBS) -lm $(OPENSSL_LIBS)
liburweb_http_la_LIBADD = liburweb.la
+liburweb_http_la_LDFLAGS = -export-symbols-regex '^(main|uw_.*)'
liburweb_cgi_la_LIBADD = liburweb.la
+liburweb_cgi_la_LDFLAGS = -export-symbols-regex '^(main|uw_.*)'
liburweb_fastcgi_la_LIBADD = liburweb.la
+liburweb_fastcgi_la_LDFLAGS = -export-symbols-regex '^(main|uw_.*)'
liburweb_static_la_LIBADD = liburweb.la
+liburweb_static_la_LDFLAGS = -export-symbols-regex '^(main|uw_.*)'
diff --git a/src/c/http.c b/src/c/http.c
index 9059746f..d186e209 100644
--- a/src/c/http.c
+++ b/src/c/http.c
@@ -314,7 +314,7 @@ static void *worker(void *data) {
}
static void help(char *cmd) {
- printf("Usage: %s [-p <port>] [-a <IP address>] [-t <thread count>] [-k] [-q] [-T SEC]\nThe '-k' option turns on HTTP keepalive.\nThe '-q' option turns off some chatter on stdout.\nThe '-T' option sets socket recv timeout (0 disables timeout, default is 5 sec).\n", cmd);
+ printf("Usage: %s [-p <port>] [-a <IPv4 address>] [-A <IPv6 address>] [-t <thread count>] [-k] [-q] [-T SEC]\nThe '-k' option turns on HTTP keepalive.\nThe '-q' option turns off some chatter on stdout.\nThe '-T' option sets socket recv timeout (0 disables timeout, default is 5 sec).\n", cmd);
}
static void sigint(int signum) {
@@ -325,19 +325,18 @@ static void sigint(int signum) {
int main(int argc, char *argv[]) {
// The skeleton for this function comes from Beej's sockets tutorial.
int sockfd; // listen on sock_fd
- struct sockaddr_in my_addr;
- struct sockaddr_in their_addr; // connector's address information
+ struct sockaddr_in6 my_addr;
+ struct sockaddr_in6 their_addr; // connector's address information
socklen_t sin_size;
- int yes = 1, uw_port = 8080, nthreads = 1, i, *names, opt;
+ int yes = 1, no = 0, uw_port = 8080, nthreads = 1, i, *names, opt;
int recv_timeout_sec = 5;
signal(SIGINT, sigint);
signal(SIGPIPE, SIG_IGN);
- my_addr.sin_addr.s_addr = INADDR_ANY; // auto-fill with my IP
- memset(my_addr.sin_zero, '\0', sizeof my_addr.sin_zero);
+ my_addr.sin6_addr = in6addr_any; // auto-fill with my IP
- while ((opt = getopt(argc, argv, "hp:a:t:kqT:")) != -1) {
+ while ((opt = getopt(argc, argv, "hp:a:A:t:kqT:")) != -1) {
switch (opt) {
case '?':
fprintf(stderr, "Unknown command-line option\n");
@@ -358,8 +357,21 @@ int main(int argc, char *argv[]) {
break;
case 'a':
- if (!inet_pton(AF_INET, optarg, &my_addr.sin_addr)) {
- fprintf(stderr, "Invalid IP address\n");
+ {
+ char *buf = alloca(strlen(optarg) + 8);
+ strcpy(buf, "::FFFF:");
+ strcpy(buf + 7, optarg);
+ if (!inet_pton(AF_INET6, buf, &my_addr.sin6_addr)) {
+ fprintf(stderr, "Invalid IPv4 address\n");
+ help(argv[0]);
+ return 1;
+ }
+ }
+ break;
+
+ case 'A':
+ if (!inet_pton(AF_INET6, optarg, &my_addr.sin6_addr)) {
+ fprintf(stderr, "Invalid IPv6 address\n");
help(argv[0]);
return 1;
}
@@ -401,7 +413,7 @@ int main(int argc, char *argv[]) {
names = calloc(nthreads, sizeof(int));
- sockfd = socket(PF_INET, SOCK_STREAM, 0); // do some error checking!
+ sockfd = socket(AF_INET6, SOCK_STREAM, 0); // do some error checking!
if (sockfd < 0) {
fprintf(stderr, "Listener socket creation failed\n");
@@ -413,8 +425,13 @@ int main(int argc, char *argv[]) {
return 1;
}
- my_addr.sin_family = AF_INET; // host byte order
- my_addr.sin_port = htons(uw_port); // short, network byte order
+ if (setsockopt(sockfd, IPPROTO_IPV6, IPV6_V6ONLY, &no, sizeof(int)) < 0) {
+ fprintf(stderr, "Listener IPV6_V6ONLY option resetting failed\n");
+ return 1;
+ }
+
+ my_addr.sin6_family = AF_INET6; // host byte order
+ my_addr.sin6_port = htons(uw_port); // short, network byte order
if (bind(sockfd, (struct sockaddr *)&my_addr, sizeof my_addr) < 0) {
fprintf(stderr, "Listener socket bind failed\n");