/* Unix SMB/CIFS implementation. local testing of socket routines. Copyright (C) Andrew Tridgell 2005 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "includes.h" #include "lib/socket/socket.h" #include "lib/events/events.h" #define CHECK_STATUS(status, correct) do { \ if (!NT_STATUS_EQUAL(status, correct)) { \ printf("(%s) Incorrect status %s - should be %s\n", \ __location__, nt_errstr(status), nt_errstr(correct)); \ ret = False; \ goto done; \ }} while (0) /* basic testing of udp routines */ static BOOL test_udp(TALLOC_CTX *mem_ctx) { struct socket_context *sock1, *sock2; NTSTATUS status; int srv_port, from_port; const char *srv_addr, *from_addr; size_t size = 100 + (random() % 100); DATA_BLOB blob, blob2; size_t sent, nread; BOOL ret = True; printf("TESTING UDP SOCKETS\n"); status = socket_create("ip", SOCKET_TYPE_DGRAM, &sock1, 0); CHECK_STATUS(status, NT_STATUS_OK); talloc_steal(mem_ctx, sock1); status = socket_create("ip", SOCKET_TYPE_DGRAM, &sock2, 0); CHECK_STATUS(status, NT_STATUS_OK); talloc_steal(mem_ctx, sock2); status = socket_listen(sock1, "127.0.0.1", 0, 0, 0); CHECK_STATUS(status, NT_STATUS_OK); srv_addr = socket_get_my_addr(sock1, mem_ctx); if (srv_addr == NULL || strcmp(srv_addr, "127.0.0.1") != 0) { printf("Expected server address of 127.0.0.1 but got %s\n", srv_addr); return False; } srv_port = socket_get_my_port(sock1); printf("server port is %d\n", srv_port); blob = data_blob_talloc(mem_ctx, NULL, size); blob2 = data_blob_talloc(mem_ctx, NULL, size); generate_random_buffer(blob.data, blob.length); sent = size; status = socket_sendto(sock2, &blob, &sent, 0, srv_addr, srv_port); CHECK_STATUS(status, NT_STATUS_OK); status = socket_recvfrom(sock1, blob2.data, size, &nread, 0, &from_addr, &from_port); CHECK_STATUS(status, NT_STATUS_OK); if (strcmp(from_addr, srv_addr) != 0) { printf("Unexpected recvfrom addr %s\n", from_addr); ret = False; } if (nread != size) { printf("Unexpected recvfrom size %d should be %d\n", nread, size); ret = False; } if (memcmp(blob2.data, blob.data, size) != 0) { printf("Bad data in recvfrom\n"); ret = False; } generate_random_buffer(blob.data, blob.length); status = socket_sendto(sock1, &blob, &sent, 0, from_addr, from_port); CHECK_STATUS(status, NT_STATUS_OK); status = socket_recvfrom(sock2, blob2.data, size, &nread, 0, &from_addr, &from_port); CHECK_STATUS(status, NT_STATUS_OK); if (strcmp(from_addr, srv_addr) != 0) { printf("Unexpected recvfrom addr %s\n", from_addr); ret = False; } if (nread != size) { printf("Unexpected recvfrom size %d should be %d\n", nread, size); ret = False; } if (from_port != srv_port) { printf("Unexpected recvfrom port %d should be %d\n", from_port, srv_port); ret = False; } if (memcmp(blob2.data, blob.data, size) != 0) { printf("Bad data in recvfrom\n"); ret = False; } done: talloc_free(sock1); talloc_free(sock2); return ret; } /* basic testing of tcp routines */ static BOOL test_tcp(TALLOC_CTX *mem_ctx) { struct socket_context *sock1, *sock2, *sock3; NTSTATUS status; int srv_port, from_port; const char *srv_addr, *from_addr; size_t size = 100 + (random() % 100); DATA_BLOB blob, blob2; size_t sent, nread; BOOL ret = True; struct event_context *ev = event_context_init(mem_ctx); printf("TESTING TCP SOCKETS\n"); status = socket_create("ip", SOCKET_TYPE_STREAM, &sock1, 0); CHECK_STATUS(status, NT_STATUS_OK); talloc_steal(mem_ctx, sock1); status = socket_create("ip", SOCKET_TYPE_STREAM, &sock2, 0); CHECK_STATUS(status, NT_STATUS_OK); talloc_steal(mem_ctx, sock2); status = socket_listen(sock1, "127.0.0.1", 0, 0, 0); CHECK_STATUS(status, NT_STATUS_OK); srv_addr = socket_get_my_addr(sock1, mem_ctx); if (srv_addr == NULL || strcmp(srv_addr, "127.0.0.1") != 0) { printf("Expected server address of 127.0.0.1 but got %s\n", srv_addr); return False; } srv_port = socket_get_my_port(sock1); printf("server port is %d\n", srv_port); status = socket_connect_ev(sock2, NULL, 0, srv_addr, srv_port, 0, ev); CHECK_STATUS(status, NT_STATUS_OK); status = socket_accept(sock1, &sock3); CHECK_STATUS(status, NT_STATUS_OK); talloc_steal(mem_ctx, sock3); talloc_free(sock1); blob = data_blob_talloc(mem_ctx, NULL, size); blob2 = data_blob_talloc(mem_ctx, NULL, size); generate_random_buffer(blob.data, blob.length); sent = size; status = socket_send(sock2, &blob, &sent, 0); CHECK_STATUS(status, NT_STATUS_OK); status = socket_recv(sock3, blob2.data, size, &nread, 0); CHECK_STATUS(status, NT_STATUS_OK); from_addr = socket_get_peer_addr(sock3, mem_ctx); from_port = socket_get_peer_port(sock3); if (strcmp(from_addr, srv_addr) != 0) { printf("Unexpected recvfrom addr %s\n", from_addr); ret = False; } if (nread != size) { printf("Unexpected recvfrom size %d should be %d\n", nread, size); ret = False; } if (memcmp(blob2.data, blob.data, size) != 0) { printf("Bad data in recvfrom\n"); ret = False; } generate_random_buffer(blob.data, blob.length); status = socket_send(sock3, &blob, &sent, 0); CHECK_STATUS(status, NT_STATUS_OK); status = socket_recv(sock2, blob2.data, size, &nread, 0); CHECK_STATUS(status, NT_STATUS_OK); from_addr = socket_get_peer_addr(sock2, mem_ctx); from_port = socket_get_peer_port(sock2); if (strcmp(from_addr, srv_addr) != 0) { printf("Unexpected recvfrom addr %s\n", from_addr); ret = False; } if (nread != size) { printf("Unexpected recvfrom size %d should be %d\n", nread, size); ret = False; } if (from_port != srv_port) { printf("Unexpected recvfrom port %d should be %d\n", from_port, srv_port); ret = False; } if (memcmp(blob2.data, blob.data, size) != 0) { printf("Bad data in recvfrom\n"); ret = False; } done: return ret; } BOOL torture_local_socket(void) { BOOL ret = True; TALLOC_CTX *mem_ctx = talloc_new(NULL); ret &= test_udp(mem_ctx); ret &= test_tcp(mem_ctx); return ret; }