commit 0a9fb6938d6047376ce78ee568e71a99c309fe5f Author: Nick Mathewson nickm@torproject.org Date: Mon Mar 18 10:10:30 2019 -0400

Use prefilled PRNG replacement in test_extorport

This is the last remaining place where our tests had mocked crypto_rand. --- src/test/test_extorport.c | 25 ++++++++----------------- 1 file changed, 8 insertions(+), 17 deletions(-)

diff --git a/src/test/test_extorport.c b/src/test/test_extorport.c index f5d16af92..cfdd11d16 100644 --- a/src/test/test_extorport.c +++ b/src/test/test_extorport.c @@ -18,6 +18,7 @@

#include "test/test.h" #include "test/test_helpers.h" +#include "test/rng_test_helpers.h"

#ifdef HAVE_SYS_STAT_H #include <sys/stat.h> @@ -303,16 +304,6 @@ test_ext_or_cookie_auth(void *arg) }

static void -crypto_rand_return_tse_str(char *to, size_t n) -{ - if (n != 32) { - TT_FAIL(("Asked for %d bytes, not 32", (int)n)); - return; - } - memcpy(to, "te road There is always another ", 32); -} - -static void test_ext_or_cookie_auth_testvec(void *arg) { char *reply=NULL, *client_hash=NULL; @@ -326,7 +317,7 @@ test_ext_or_cookie_auth_testvec(void *arg) memcpy(ext_or_auth_cookie, "Gliding wrapt in a brown mantle," , 32); ext_or_auth_cookie_is_set = 1;

- MOCK(crypto_rand, crypto_rand_return_tse_str); + testing_enable_prefilled_rng("te road There is always another ", 32);

tt_int_op(0, OP_EQ, handle_client_auth_nonce(client_nonce, 32, &client_hash, &reply, @@ -351,7 +342,7 @@ test_ext_or_cookie_auth_testvec(void *arg) "33b3cd77ff79bd80c2074bbf438119a2");

done: - UNMOCK(crypto_rand); + testing_disable_prefilled_rng(); tor_free(reply); tor_free(client_hash); tor_free(mem_op_hex_tmp); @@ -414,9 +405,9 @@ do_ext_or_handshake(or_connection_t *conn) CONTAINS("\x01\x00", 2); WRITE("\x01", 1); WRITE("But when I look ahead up the whi", 32); - MOCK(crypto_rand, crypto_rand_return_tse_str); + testing_enable_prefilled_rng("te road There is always another ", 32); tt_int_op(0, OP_EQ, connection_ext_or_process_inbuf(conn)); - UNMOCK(crypto_rand); + testing_disable_prefilled_rng(); tt_int_op(TO_CONN(conn)->state, OP_EQ, EXT_OR_CONN_STATE_AUTH_WAIT_CLIENT_HASH); CONTAINS("\xec\x80\xed\x6e\x54\x6d\x3b\x36\xfd\xfc\x22\xfe\x13\x15\x41\x6b" @@ -481,9 +472,9 @@ test_ext_or_handshake(void *arg) tt_int_op(0, OP_EQ, connection_ext_or_process_inbuf(conn)); /* send the rest of the nonce. */ WRITE("ahead up the whi", 16); - MOCK(crypto_rand, crypto_rand_return_tse_str); + testing_enable_prefilled_rng("te road There is always another ", 32); tt_int_op(0, OP_EQ, connection_ext_or_process_inbuf(conn)); - UNMOCK(crypto_rand); + testing_disable_prefilled_rng(); /* We should get the right reply from the server. */ CONTAINS("\xec\x80\xed\x6e\x54\x6d\x3b\x36\xfd\xfc\x22\xfe\x13\x15\x41\x6b" "\x02\x9f\x1a\xde\x76\x10\xd9\x10\x87\x8b\x62\xee\xb7\x40\x38\x21" @@ -582,7 +573,7 @@ test_ext_or_handshake(void *arg)

done: UNMOCK(connection_write_to_buf_impl_); - UNMOCK(crypto_rand); + testing_disable_prefilled_rng(); if (conn) connection_free_minimal(TO_CONN(conn)); #undef CONTAINS