connect works; snapshot
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@@ -14,13 +14,19 @@
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#include <isc/socket.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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isc_memctx_t mctx = NULL;
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volatile int tasks_done = 0;
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static isc_boolean_t my_send(isc_task_t task, isc_event_t event);
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static isc_boolean_t my_recv(isc_task_t task, isc_event_t event);
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static isc_boolean_t
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my_callback(isc_task_t task, isc_event_t event)
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{
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@@ -45,26 +51,7 @@ my_shutdown(isc_task_t task, isc_event_t event)
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return (ISC_TRUE);
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}
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static isc_boolean_t
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my_send(isc_task_t task, isc_event_t event)
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{
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isc_socket_t sock;
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isc_socketevent_t dev;
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sock = event->sender;
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dev = (isc_socketevent_t)event;
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printf("my_send: %s task %p\n\t(sock %p, base %p, length %d, n %d, result %d)\n",
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(char *)(event->arg), task, sock,
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dev->region.base, dev->region.length,
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dev->n, dev->result);
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isc_mem_put(event->mctx, dev->region.base, dev->region.length);
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isc_event_free(&event);
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return (0);
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}
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static isc_boolean_t
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my_recv(isc_task_t task, isc_event_t event)
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{
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@@ -94,13 +81,19 @@ my_recv(isc_task_t task, isc_event_t event)
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/*
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* Echo the data back
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*/
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region = dev->region;
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region.base[20] = 0;
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snprintf(buf, sizeof buf, "Received: %s\r\n", region.base);
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region.base = isc_mem_get(event->mctx, strlen(buf) + 1);
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region.length = strlen(buf) + 1;
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strcpy(region.base, buf); /* strcpy is safe */
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isc_socket_send(sock, ®ion, task, my_send, event->arg);
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if (strcmp(event->arg, "so2")) {
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region = dev->region;
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region.base[20] = 0;
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snprintf(buf, sizeof buf, "Received: %s\r\n", region.base);
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region.base = isc_mem_get(event->mctx, strlen(buf) + 1);
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region.length = strlen(buf) + 1;
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strcpy(region.base, buf); /* strcpy is safe */
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isc_socket_send(sock, ®ion, task, my_send, event->arg);
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} else {
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region = dev->region;
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region.base[region.length - 1] = 0;
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printf("Received: %s\r\n", region.base);
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}
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isc_socket_recv(sock, &dev->region, ISC_FALSE,
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task, my_recv, event->arg);
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@@ -111,6 +104,86 @@ my_recv(isc_task_t task, isc_event_t event)
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return (0);
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}
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static isc_boolean_t
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my_send(isc_task_t task, isc_event_t event)
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{
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isc_socket_t sock;
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isc_socketevent_t dev;
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sock = event->sender;
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dev = (isc_socketevent_t)event;
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printf("my_send: %s task %p\n\t(sock %p, base %p, length %d, n %d, result %d)\n",
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(char *)(event->arg), task, sock,
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dev->region.base, dev->region.length,
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dev->n, dev->result);
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isc_mem_put(event->mctx, dev->region.base, dev->region.length);
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isc_event_free(&event);
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return (0);
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}
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static isc_boolean_t
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my_http_get(isc_task_t task, isc_event_t event)
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{
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isc_socket_t sock;
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isc_socketevent_t dev;
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sock = event->sender;
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dev = (isc_socketevent_t)event;
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printf("my_http_get: %s task %p\n\t(sock %p, base %p, length %d, n %d, result %d)\n",
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(char *)(event->arg), task, sock,
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dev->region.base, dev->region.length,
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dev->n, dev->result);
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isc_socket_recv(sock, &dev->region, ISC_FALSE, task, my_recv,
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event->arg);
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isc_event_free(&event);
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return (0);
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}
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static isc_boolean_t
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my_connect(isc_task_t task, isc_event_t event)
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{
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isc_socket_t sock;
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isc_socket_connev_t dev;
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struct isc_region region;
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char buf[1024];
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sock = event->sender;
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dev = (isc_socket_connev_t)event;
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printf("%s: Connection result: %d\n", (char *)(event->arg),
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dev->result);
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if (dev->result != ISC_R_SUCCESS) {
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isc_socket_detach(&sock);
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isc_event_free(&event);
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return (0);
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}
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/*
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* Send a GET string, and set up to receive (and just display)
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* the result.
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*/
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strcpy(buf, "GET / HTTP/1.1\r\nHost: www.flame.org\r\nConnection: Close\r\n\r\n");
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region.base = isc_mem_get(event->mctx, strlen(buf) + 1);
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region.length = strlen(buf) + 1;
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strcpy(region.base, buf); /* strcpy is safe */
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isc_socket_send(sock, ®ion, task, my_http_get, event->arg);
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isc_event_free(&event);
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return (0);
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}
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static isc_boolean_t
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my_listen(isc_task_t task, isc_event_t event)
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{
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@@ -186,18 +259,40 @@ main(int argc, char *argv[])
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socketmgr = NULL;
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INSIST(isc_socketmgr_create(mctx, &socketmgr) == ISC_R_SUCCESS);
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/*
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* open up a listener socket
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*/
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so1 = NULL;
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memset(&sockaddr, 0, sizeof(sockaddr));
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sockaddr.type.sin.sin_family = AF_INET;
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sockaddr.type.sin.sin_port = htons(5544);
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addrlen = sizeof(struct sockaddr_in);
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INSIST(isc_socket_create(socketmgr, isc_socket_tcp,
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&so1) == ISC_R_SUCCESS);
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INSIST(isc_socket_bind(so1, &sockaddr, addrlen) == ISC_R_SUCCESS);
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INSIST(isc_socket_listen(so1, 0) == ISC_R_SUCCESS);
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/*
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* queue up the first accept event
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*/
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INSIST(isc_socket_accept(so1, t1, my_listen,
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"so1") == ISC_R_SUCCESS);
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/*
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* open up a socket that will connect to www.flame.org, port 80.
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* Why not. :)
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*/
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so2 = NULL;
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memset(&sockaddr, 0, sizeof(sockaddr));
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sockaddr.type.sin.sin_port = htons(80);
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sockaddr.type.sin.sin_family = AF_INET;
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INSIST(inet_aton("204.152.184.97", &sockaddr.type.sin.sin_addr) == 1);
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addrlen = sizeof(struct sockaddr_in);
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INSIST(isc_socket_create(socketmgr, isc_socket_tcp,
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&so2) == ISC_R_SUCCESS);
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INSIST(isc_socket_connect(so2, &sockaddr, addrlen, t1, my_connect,
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"so2") == ISC_R_SUCCESS);
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sleep(2);
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