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ASN.1 testing: restore 0 length BIO failure tests

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Create a fixed buffer BIO of length 1 and then write one byte into it so
that there is 0 length to write into.
Test cases removed as setting fixed buffer BIO to length 0 allocated 0
length buffer that is sometimes returning NULL.
This commit is contained in:
Sean Parkinson 2023-04-05 10:29:46 +10:00
parent 10c1009bbd
commit 9eac521521
1 changed files with 35 additions and 1 deletions
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36
tests/api.c
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@ -31230,6 +31230,10 @@ static int test_wolfSSL_a2i_ASN1_INTEGER(void)
AssertNotNull(fixed = BIO_new(wolfSSL_BIO_s_fixed_mem()));
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(fixed, tmp, 1), 1);
AssertIntEQ(i2a_ASN1_INTEGER(fixed, ai), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
AssertIntEQ(i2a_ASN1_INTEGER(fixed, ai), 0);
BIO_free(fixed);
@ -31954,7 +31958,9 @@ static int test_wolfSSL_ASN1_STRING_print(void)
BIO_free(bio);
AssertNotNull(bio = BIO_new(wolfSSL_BIO_s_fixed_mem()));
AssertIntEQ(BIO_set_write_buf_size(bio, 0), 1);
AssertIntEQ(BIO_set_write_buf_size(bio, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(bio, rbuf, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print(bio, asnStr), 0);
AssertIntEQ(BIO_set_write_buf_size(bio, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print(bio, asnStr), 0);
@ -32017,6 +32023,10 @@ static int test_wolfSSL_ASN1_STRING_print_ex(void)
BIO_read(bio, (void*)rbuf, 15);
AssertStrEQ((char*)rbuf, "Hello wolfSSL!");
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(fixed, rbuf, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 14), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
@ -32029,6 +32039,10 @@ static int test_wolfSSL_ASN1_STRING_print_ex(void)
BIO_read(bio, (void*)rbuf, 9);
AssertStrEQ((char*)rbuf, "a\\+\\;\\<\\>");
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(fixed, rbuf, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, esc_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, esc_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 8), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, esc_str, flags), 0);
@ -32041,6 +32055,10 @@ static int test_wolfSSL_ASN1_STRING_print_ex(void)
BIO_read(bio, (void*)rbuf, 28);
AssertStrEQ((char*)rbuf, "OCTET STRING:Hello wolfSSL!");
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(fixed, rbuf, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 12), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
@ -32055,6 +32073,10 @@ static int test_wolfSSL_ASN1_STRING_print_ex(void)
BIO_read(bio, (void*)rbuf, 31);
AssertStrEQ((char*)rbuf, "#48656C6C6F20776F6C6653534C2100");
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(fixed, rbuf, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 30), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
@ -32067,6 +32089,10 @@ static int test_wolfSSL_ASN1_STRING_print_ex(void)
BIO_read(bio, (void*)rbuf, 35);
AssertStrEQ((char*)rbuf, "#040F48656C6C6F20776F6C6653534C2100");
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(fixed, rbuf, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 2), 1);
AssertIntEQ(wolfSSL_ASN1_STRING_print_ex(fixed, asn_str, flags), 0);
@ -32225,6 +32251,10 @@ static int test_wolfSSL_ASN1_GENERALIZEDTIME_print(void)
BIO_free(bio);
AssertNotNull(bio = BIO_new(wolfSSL_BIO_s_fixed_mem()));
AssertIntEQ(BIO_set_write_buf_size(bio, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(bio, buf, 1), 1);
AssertIntEQ(wolfSSL_ASN1_GENERALIZEDTIME_print(bio, &gtime), 0);
for (i = 1; i < 20; i++) {
AssertIntEQ(BIO_set_write_buf_size(bio, i), 1);
AssertIntEQ(wolfSSL_ASN1_GENERALIZEDTIME_print(bio, &gtime), 0);
@ -32668,6 +32698,10 @@ static int test_wolfSSL_ASN1_TIME_print(void)
/* Test BIO_write fails. */
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
/* Ensure there is 0 bytes avaialble to write into. */
AssertIntEQ(BIO_write(fixed, buf, 1), 1);
AssertIntEQ(ASN1_TIME_print(fixed, notBefore), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 1), 1);
AssertIntEQ(ASN1_TIME_print(fixed, notBefore), 0);
AssertIntEQ(BIO_set_write_buf_size(fixed, 23), 1);
AssertIntEQ(ASN1_TIME_print(fixed, notBefore), 0);