ADD_LIBRARY(ustream-ssl SHARED ustream-ssl.c ${SSL_SRC})
TARGET_LINK_LIBRARIES(ustream-ssl ubox ${SSL_LIB})
-ADD_EXECUTABLE(ustream-example ustream-example.c)
-TARGET_LINK_LIBRARIES(ustream-example ustream-ssl)
+ADD_EXECUTABLE(ustream-example-server ustream-example-server.c)
+TARGET_LINK_LIBRARIES(ustream-example-server ustream-ssl)
INSTALL(FILES ustream-ssl.h
DESTINATION include/libubox
--- /dev/null
+/*
+ * ustream-ssl - library for SSL over ustream
+ *
+ * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/socket.h>
+#include <netinet/in.h>
+
+#include <stdio.h>
+#include <getopt.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+
+#include <libubox/ustream.h>
+#include <libubox/uloop.h>
+#include <libubox/usock.h>
+#include "ustream-ssl.h"
+
+static void *ctx;
+
+static struct uloop_fd server;
+static const char *port = "10000";
+static struct client *next_client = NULL;
+
+struct client {
+ struct sockaddr_in sin;
+
+ struct ustream_fd s;
+ struct ustream_ssl ssl;
+ int ctr;
+
+ int state;
+};
+
+enum {
+ STATE_INITIAL,
+ STATE_HEADERS,
+ STATE_DONE,
+};
+
+static void client_read_cb(struct ustream *s, int bytes)
+{
+ struct client *cl = container_of(s, struct client, ssl.stream);
+ struct ustream_buf *buf = s->r.head;
+ char *newline, *str;
+
+ do {
+ str = ustream_get_read_buf(s, NULL);
+ if (!str)
+ break;
+
+ newline = strchr(buf->data, '\n');
+ if (!newline)
+ break;
+
+ *newline = 0;
+ switch (cl->state) {
+ case STATE_INITIAL:
+ ustream_printf(s, "HTTP/1.1 200 OK\nContent-Type:text/plain\n\n");
+ ustream_printf(s, "Got request header: %s\n", str);
+ cl->state++;
+ break;
+ case STATE_HEADERS:
+ switch(str[0]) {
+ case '\r':
+ case '\n':
+ s->eof = true;
+ ustream_state_change(s);
+ cl->state++;
+ break;
+ default:
+ ustream_printf(s, "%s\n", str);
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ ustream_consume(s, newline + 1 - str);
+ cl->ctr += newline + 1 - str;
+ } while(1);
+
+ if (s->w.data_bytes > 256 && !ustream_read_blocked(s)) {
+ fprintf(stderr, "Block read, bytes: %d\n", s->w.data_bytes);
+ ustream_set_read_blocked(s, true);
+ }
+}
+
+static void client_close(struct ustream *s)
+{
+ struct client *cl = container_of(s, struct client, ssl.stream);
+
+ fprintf(stderr, "Connection closed\n");
+ ustream_free(s);
+ ustream_free(&cl->s.stream);
+ close(cl->s.fd.fd);
+ free(cl);
+}
+
+static void client_notify_write(struct ustream *s, int bytes)
+{
+ fprintf(stderr, "Wrote %d bytes, pending: %d\n", bytes, s->w.data_bytes);
+
+ if (s->w.data_bytes < 128 && ustream_read_blocked(s)) {
+ fprintf(stderr, "Unblock read\n");
+ ustream_set_read_blocked(s, false);
+ }
+}
+
+static void client_notify_state(struct ustream *s)
+{
+ struct client *cl = container_of(s, struct client, ssl.stream);
+
+ if (!s->eof)
+ return;
+
+ fprintf(stderr, "eof!, pending: %d, total: %d\n", s->w.data_bytes, cl->ctr);
+ if (!s->w.data_bytes)
+ return client_close(s);
+}
+
+static void client_notify_connected(struct ustream_ssl *ssl)
+{
+ fprintf(stderr, "SSL connection established\n");
+}
+
+static void client_notify_error(struct ustream_ssl *ssl, int error, const char *str)
+{
+ fprintf(stderr, "SSL connection error(%d): %s\n", error, str);
+}
+
+static void server_cb(struct uloop_fd *fd, unsigned int events)
+{
+ struct client *cl;
+ unsigned int sl = sizeof(struct sockaddr_in);
+ int sfd;
+
+ if (!next_client)
+ next_client = calloc(1, sizeof(*next_client));
+
+ cl = next_client;
+ sfd = accept(server.fd, (struct sockaddr *) &cl->sin, &sl);
+ if (sfd < 0) {
+ fprintf(stderr, "Accept failed\n");
+ return;
+ }
+
+ cl->ssl.stream.string_data = true;
+ cl->ssl.stream.notify_read = client_read_cb;
+ cl->ssl.stream.notify_state = client_notify_state;
+ cl->ssl.stream.notify_write = client_notify_write;
+ cl->ssl.notify_connected = client_notify_connected;
+ cl->ssl.notify_error = client_notify_error;
+
+ ustream_fd_init(&cl->s, sfd);
+ ustream_ssl_init(&cl->ssl, &cl->s.stream, ctx, true);
+ next_client = NULL;
+ fprintf(stderr, "New connection\n");
+}
+
+static int run_server(void)
+{
+
+ server.cb = server_cb;
+ server.fd = usock(USOCK_TCP | USOCK_SERVER | USOCK_IPV4ONLY | USOCK_NUMERIC, "127.0.0.1", port);
+ if (server.fd < 0) {
+ perror("usock");
+ return 1;
+ }
+
+ uloop_init();
+ uloop_fd_add(&server, ULOOP_READ);
+ uloop_run();
+
+ return 0;
+}
+
+static int usage(const char *name)
+{
+ fprintf(stderr, "Usage: %s -p <port>\n", name);
+ return 1;
+}
+
+int main(int argc, char **argv)
+{
+ int ch;
+
+ signal(SIGPIPE, SIG_IGN);
+ ctx = ustream_ssl_context_new(true);
+ ustream_ssl_context_set_crt_file(ctx, "example.crt");
+ ustream_ssl_context_set_key_file(ctx, "example.key");
+
+ while ((ch = getopt(argc, argv, "p:")) != -1) {
+ switch(ch) {
+ case 'p':
+ port = optarg;
+ break;
+ default:
+ return usage(argv[0]);
+ }
+ }
+
+ return run_server();
+}
+++ /dev/null
-/*
- * ustream-ssl - library for SSL over ustream
- *
- * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/socket.h>
-#include <netinet/in.h>
-
-#include <stdio.h>
-#include <getopt.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <signal.h>
-
-#include <libubox/ustream.h>
-#include <libubox/uloop.h>
-#include <libubox/usock.h>
-#include "ustream-ssl.h"
-
-static void *ctx;
-
-static struct uloop_fd server;
-static const char *port = "10000";
-static struct client *next_client = NULL;
-
-struct client {
- struct sockaddr_in sin;
-
- struct ustream_fd s;
- struct ustream_ssl ssl;
- int ctr;
-
- int state;
-};
-
-enum {
- STATE_INITIAL,
- STATE_HEADERS,
- STATE_DONE,
-};
-
-static void client_read_cb(struct ustream *s, int bytes)
-{
- struct client *cl = container_of(s, struct client, ssl.stream);
- struct ustream_buf *buf = s->r.head;
- char *newline, *str;
-
- do {
- str = ustream_get_read_buf(s, NULL);
- if (!str)
- break;
-
- newline = strchr(buf->data, '\n');
- if (!newline)
- break;
-
- *newline = 0;
- switch (cl->state) {
- case STATE_INITIAL:
- ustream_printf(s, "HTTP/1.1 200 OK\nContent-Type:text/plain\n\n");
- ustream_printf(s, "Got request header: %s\n", str);
- cl->state++;
- break;
- case STATE_HEADERS:
- switch(str[0]) {
- case '\r':
- case '\n':
- s->eof = true;
- ustream_state_change(s);
- cl->state++;
- break;
- default:
- ustream_printf(s, "%s\n", str);
- break;
- }
- break;
- default:
- break;
- }
- ustream_consume(s, newline + 1 - str);
- cl->ctr += newline + 1 - str;
- } while(1);
-
- if (s->w.data_bytes > 256 && !ustream_read_blocked(s)) {
- fprintf(stderr, "Block read, bytes: %d\n", s->w.data_bytes);
- ustream_set_read_blocked(s, true);
- }
-}
-
-static void client_close(struct ustream *s)
-{
- struct client *cl = container_of(s, struct client, ssl.stream);
-
- fprintf(stderr, "Connection closed\n");
- ustream_free(s);
- ustream_free(&cl->s.stream);
- close(cl->s.fd.fd);
- free(cl);
-}
-
-static void client_notify_write(struct ustream *s, int bytes)
-{
- fprintf(stderr, "Wrote %d bytes, pending: %d\n", bytes, s->w.data_bytes);
-
- if (s->w.data_bytes < 128 && ustream_read_blocked(s)) {
- fprintf(stderr, "Unblock read\n");
- ustream_set_read_blocked(s, false);
- }
-}
-
-static void client_notify_state(struct ustream *s)
-{
- struct client *cl = container_of(s, struct client, ssl.stream);
-
- if (!s->eof)
- return;
-
- fprintf(stderr, "eof!, pending: %d, total: %d\n", s->w.data_bytes, cl->ctr);
- if (!s->w.data_bytes)
- return client_close(s);
-}
-
-static void client_notify_connected(struct ustream_ssl *ssl)
-{
- fprintf(stderr, "SSL connection established\n");
-}
-
-static void client_notify_error(struct ustream_ssl *ssl, int error, const char *str)
-{
- fprintf(stderr, "SSL connection error(%d): %s\n", error, str);
-}
-
-static void server_cb(struct uloop_fd *fd, unsigned int events)
-{
- struct client *cl;
- unsigned int sl = sizeof(struct sockaddr_in);
- int sfd;
-
- if (!next_client)
- next_client = calloc(1, sizeof(*next_client));
-
- cl = next_client;
- sfd = accept(server.fd, (struct sockaddr *) &cl->sin, &sl);
- if (sfd < 0) {
- fprintf(stderr, "Accept failed\n");
- return;
- }
-
- cl->ssl.stream.string_data = true;
- cl->ssl.stream.notify_read = client_read_cb;
- cl->ssl.stream.notify_state = client_notify_state;
- cl->ssl.stream.notify_write = client_notify_write;
- cl->ssl.notify_connected = client_notify_connected;
- cl->ssl.notify_error = client_notify_error;
-
- ustream_fd_init(&cl->s, sfd);
- ustream_ssl_init(&cl->ssl, &cl->s.stream, ctx, true);
- next_client = NULL;
- fprintf(stderr, "New connection\n");
-}
-
-static int run_server(void)
-{
-
- server.cb = server_cb;
- server.fd = usock(USOCK_TCP | USOCK_SERVER | USOCK_IPV4ONLY | USOCK_NUMERIC, "127.0.0.1", port);
- if (server.fd < 0) {
- perror("usock");
- return 1;
- }
-
- uloop_init();
- uloop_fd_add(&server, ULOOP_READ);
- uloop_run();
-
- return 0;
-}
-
-static int usage(const char *name)
-{
- fprintf(stderr, "Usage: %s -p <port>\n", name);
- return 1;
-}
-
-int main(int argc, char **argv)
-{
- int ch;
-
- signal(SIGPIPE, SIG_IGN);
- ctx = ustream_ssl_context_new(true);
- ustream_ssl_context_set_crt_file(ctx, "example.crt");
- ustream_ssl_context_set_key_file(ctx, "example.key");
-
- while ((ch = getopt(argc, argv, "p:")) != -1) {
- switch(ch) {
- case 'p':
- port = optarg;
- break;
- default:
- return usage(argv[0]);
- }
- }
-
- return run_server();
-}
projects / project / ustream-ssl.git / commitdiff