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Remove duplicate code in test_introduce.c

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Two of the do_*_test functions were actually prefixes of the third,
which suggests a trivial code elimination step
This commit is contained in:
Nick Mathewson 2012-07-31 14:32:22 -04:00
parent 92f5eaa235
commit 3c30417339
1 changed files with 26 additions and 103 deletions
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127
src/test/test_introduce.c
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@ -248,120 +248,37 @@ static uint8_t v3_basic_auth_test_plaintext[] =
static void do_decrypt_test(uint8_t *plaintext, size_t plaintext_len);
static void do_early_parse_test(uint8_t *plaintext, size_t plaintext_len);
static void do_late_parse_test(uint8_t *plaintext, size_t plaintext_len);
static void do_parse_test(uint8_t *plaintext, size_t plaintext_len, int phase);
static ssize_t make_intro_from_plaintext(
void *buf, size_t len, crypto_pk_t *key, void **cell_out);
/** Decryption test utility function
*/
static void
do_decrypt_test(uint8_t *plaintext, size_t plaintext_len)
{
crypto_pk_t *k = NULL;
int r;
uint8_t *cell = NULL;
size_t cell_len;
rend_intro_cell_t *parsed_req = NULL;
char *err_msg = NULL;
char digest[DIGEST_LEN];
/* Get a key */
k = crypto_pk_new();
test_assert(k);
if (!k) goto done;
r = crypto_pk_read_private_key_from_string(k, AUTHORITY_SIGNKEY_1, -1);
test_assert(!r);
if (r) goto done;
/* Get digest for future comparison */
r = crypto_pk_get_digest(k, digest);
test_assert(r >= 0);
/* Make a cell out of it */
r = make_intro_from_plaintext(
plaintext, plaintext_len,
k, (void **)(&cell));
test_assert(r > 0);
test_assert(cell);
if (!(cell && r > 0)) goto done;
cell_len = r;
/* Do early parsing */
parsed_req = rend_service_begin_parse_intro(cell, cell_len, 2, &err_msg);
test_assert(parsed_req);
test_assert(!err_msg);
test_memeq(parsed_req->pk, digest, DIGEST_LEN);
test_assert(parsed_req->ciphertext);
test_assert(parsed_req->ciphertext_len > 0);
/* Do decryption */
r = rend_service_decrypt_intro(parsed_req, k, &err_msg);
test_assert(!r);
test_assert(!err_msg);
test_assert(parsed_req->plaintext);
test_assert(parsed_req->plaintext_len > 0);
done:
tor_free(cell);
crypto_pk_free(k);
rend_service_free_intro(parsed_req);
tor_free(err_msg);
}
/** Early parsing test utility function
*/
#define EARLY_PARSE_ONLY 1
#define DECRYPT_ONLY 2
#define ALL_PARSING 3
static void
do_early_parse_test(uint8_t *plaintext, size_t plaintext_len)
{
crypto_pk_t *k = NULL;
int r;
uint8_t *cell = NULL;
size_t cell_len;
rend_intro_cell_t *parsed_req = NULL;
char *err_msg = NULL;
char digest[DIGEST_LEN];
/* Get a key */
k = crypto_pk_new();
test_assert(k);
if (!k) goto done;
r = crypto_pk_read_private_key_from_string(k, AUTHORITY_SIGNKEY_1, -1);
test_assert(!r);
if (r) goto done;
/* Get digest for future comparison */
r = crypto_pk_get_digest(k, digest);
test_assert(r >= 0);
/* Make a cell out of it */
r = make_intro_from_plaintext(
plaintext, plaintext_len,
k, (void **)(&cell));
test_assert(r > 0);
test_assert(cell);
if (!(cell && r > 0)) goto done;
cell_len = r;
/* Do early parsing */
parsed_req = rend_service_begin_parse_intro(cell, cell_len, 2, &err_msg);
test_assert(parsed_req);
test_memeq(parsed_req->pk, digest, DIGEST_LEN);
test_assert(parsed_req->ciphertext);
test_assert(parsed_req->ciphertext_len > 0);
done:
tor_free(cell);
crypto_pk_free(k);
rend_service_free_intro(parsed_req);
tor_free(err_msg);
do_parse_test(plaintext, plaintext_len, EARLY_PARSE_ONLY);
}
/** Late parsing test utility function
*/
static void
do_decrypt_test(uint8_t *plaintext, size_t plaintext_len)
{
do_parse_test(plaintext, plaintext_len, DECRYPT_ONLY);
}
static void
do_late_parse_test(uint8_t *plaintext, size_t plaintext_len)
{
do_parse_test(plaintext, plaintext_len, ALL_PARSING);
}
/** Test utility function: checks that the <b>plaintext_len</b>-byte string at
* <b>plaintext</b> is at least superficially parseable.
*/
static void
do_parse_test(uint8_t *plaintext, size_t plaintext_len, int phase)
{
crypto_pk_t *k = NULL;
int r;
@ -400,6 +317,9 @@ do_late_parse_test(uint8_t *plaintext, size_t plaintext_len)
test_assert(parsed_req->ciphertext);
test_assert(parsed_req->ciphertext_len > 0);
if (phase == EARLY_PARSE_ONLY)
goto done;
/* Do decryption */
r = rend_service_decrypt_intro(parsed_req, k, &err_msg);
test_assert(!r);
@ -407,6 +327,9 @@ do_late_parse_test(uint8_t *plaintext, size_t plaintext_len)
test_assert(parsed_req->plaintext);
test_assert(parsed_req->plaintext_len > 0);
if (phase == DECRYPT_ONLY)
goto done;
/* Do late parsing */
r = rend_service_parse_intro_plaintext(parsed_req, &err_msg);
test_assert(!r);