Add tests for (named) bitstring to suite_asn1write

15 files changed, 244 insertions, 76 deletions

diff --git a/tests/data_files/Makefile b/tests/data_files/Makefile
index ff89476..aa9fc36 100644
--- a/tests/data_files/Makefile
+++ b/tests/data_files/Makefile
@@ -785,6 +785,14 @@ server1.req.ku-ct: server1.key
 	$(MBEDTLS_CERT_REQ) output_file=$@ filename=$< key_usage=digital_signature,non_repudiation,key_encipherment ns_cert_type=ssl_server subject_name="C=NL,O=PolarSSL,CN=PolarSSL Server 1" md=SHA1
 all_final += server1.req.ku-ct
 
+server1.req.key_usage_empty: server1.key
+	$(MBEDTLS_CERT_REQ) output_file=$@ filename=$< subject_name="C=NL,O=PolarSSL,CN=PolarSSL Server 1" md=SHA1 force_key_usage=1
+all_final += server1.req.key_usage_empty
+
+server1.req.cert_type_empty: server1.key
+	$(MBEDTLS_CERT_REQ) output_file=$@ filename=$< subject_name="C=NL,O=PolarSSL,CN=PolarSSL Server 1" md=SHA1 force_ns_cert_type=1
+all_final += server1.req.cert_type_empty
+
 # server2*
 
 server2.req.sha256: server2.key
diff --git a/tests/data_files/server1.cert_type.crt b/tests/data_files/server1.cert_type.crt
index cf384cb..fb59ab8 100644
--- a/tests/data_files/server1.cert_type.crt
+++ b/tests/data_files/server1.cert_type.crt
@@ -11,10 +11,10 @@ lZvc/kFeF6babFtpzAK6FCwWJJxK3M3Q91Jnc/EtoCP9fvQxyi1wyokLBNsupk9w
 bp7OvViJ4lNZnm5akmXiiD8MlBmj3eXonZUT7Snbq3AS3FrKaxerUoJUsQIDAQAB
 o2AwXjAJBgNVHRMEAjAAMB0GA1UdDgQWBBQfdNY/KcF0dEU7BRIsPai9Q1kCpjAf
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+lCclZZQwzGawOiMl2OYPUia5bkaEsdE/0QW/lf36lco8CNjpUfY=
 -----END CERTIFICATE-----
diff --git a/tests/data_files/server1.cert_type_noauthid.crt b/tests/data_files/server1.cert_type_noauthid.crt
index 7545e0b..0082b14 100644
--- a/tests/data_files/server1.cert_type_noauthid.crt
+++ b/tests/data_files/server1.cert_type_noauthid.crt
@@ -10,11 +10,11 @@ CrFTxjB+FTms+Vruf5KepgVb5xOXhbUjktnUJAbVCSWJdQfdphqPPwkZvq1lLGTr
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-8mCO55Q=
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+b+IvZD0=
 -----END CERTIFICATE-----
diff --git a/tests/data_files/server1.key_usage.crt b/tests/data_files/server1.key_usage.crt
index 3a678ff..b5a2532 100644
--- a/tests/data_files/server1.key_usage.crt
+++ b/tests/data_files/server1.key_usage.crt
@@ -10,11 +10,11 @@ CrFTxjB+FTms+Vruf5KepgVb5xOXhbUjktnUJAbVCSWJdQfdphqPPwkZvq1lLGTr
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 -----END CERTIFICATE-----
diff --git a/tests/data_files/server1.key_usage_noauthid.crt b/tests/data_files/server1.key_usage_noauthid.crt
index 4a72ac1..c82a979 100644
--- a/tests/data_files/server1.key_usage_noauthid.crt
+++ b/tests/data_files/server1.key_usage_noauthid.crt
@@ -10,11 +10,11 @@ CrFTxjB+FTms+Vruf5KepgVb5xOXhbUjktnUJAbVCSWJdQfdphqPPwkZvq1lLGTr
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+z4A=
 -----END CERTIFICATE-----
diff --git a/tests/data_files/server1.req.cert_type b/tests/data_files/server1.req.cert_type
index b9b9f06..39ff3fd 100644
--- a/tests/data_files/server1.req.cert_type
+++ b/tests/data_files/server1.req.cert_type
@@ -7,11 +7,11 @@ HqgzCEfBBUKp/UzDtN/dBh9NEFFAZ3MTD0D4bYElXwqxU8YwfhU5rPla7n+SnqYF
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 -----END CERTIFICATE REQUEST-----
diff --git a/tests/data_files/server1.req.cert_type_empty b/tests/data_files/server1.req.cert_type_empty
new file mode 100644
index 0000000..70fd111
--- /dev/null
+++ b/tests/data_files/server1.req.cert_type_empty
@@ -0,0 +1,17 @@
+-----BEGIN CERTIFICATE REQUEST-----
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+-----END CERTIFICATE REQUEST-----
diff --git a/tests/data_files/server1.req.key_usage b/tests/data_files/server1.req.key_usage
index 4c20eed..30e4812 100644
--- a/tests/data_files/server1.req.key_usage
+++ b/tests/data_files/server1.req.key_usage
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 -----END CERTIFICATE REQUEST-----
diff --git a/tests/data_files/server1.req.key_usage_empty b/tests/data_files/server1.req.key_usage_empty
new file mode 100644
index 0000000..47e56bf
--- /dev/null
+++ b/tests/data_files/server1.req.key_usage_empty
@@ -0,0 +1,17 @@
+-----BEGIN CERTIFICATE REQUEST-----
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+-----END CERTIFICATE REQUEST-----
diff --git a/tests/data_files/server1.req.ku-ct b/tests/data_files/server1.req.ku-ct
index 98666d2..ebd01f5 100644
--- a/tests/data_files/server1.req.ku-ct
+++ b/tests/data_files/server1.req.ku-ct
@@ -7,11 +7,11 @@ HqgzCEfBBUKp/UzDtN/dBh9NEFFAZ3MTD0D4bYElXwqxU8YwfhU5rPla7n+SnqYF
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-MCAwCwYDVR0PBAQDAgHgMBEGCWCGSAGG+EIBAQQEAwIAQDANBgkqhkiG9w0BAQUF
-AAOCAQEAhDH3BQWViy67+9sdlrTvv0cIJ1IbogaM221MUasNIbfLi+KKfw50mzTa
-V/BCXPT+EzmOptBl+F2iZVQyr2c0nWbBZBHnykS3f0fgifm6yWVEYwJqxUC5+uxK
-bZztsHocTuqODpqYILycYkFXCcY8ZFHmz9XZorpUVTpZULW33EmLee5/BYI7whkA
-bVoSNB5tAb8kGZQffDnGkHiRfu8dbbEnkPYqm/cerN+4yCh1v1CGFh2lMn4d5p0L
-o9GvMsPM8pxdffZWZI9T0JnlHwtAJDA5G/MFYJdHzLzcHpvDA99MdNO4DMAiUyWb
-PCDL5e7mJ0lnBp8RppLBR7GEkznIQQ==
+MCAwCwYDVR0PBAQDAgXgMBEGCWCGSAGG+EIBAQQEAwIGQDANBgkqhkiG9w0BAQUF
+AAOCAQEAWUMyIXHi4BbIxOeCD/Vtu9LGV8ENMV7dwYVEQcwrt1AHahtYgUtkoGcP
+lOPqg1lbg22bu8dLPoY4HAzxCOAGs27otWL5LlE9M5QPH1RedEycmOuYrMl6K988
+hfDBJ+OkgCShcM91+udrc0gpDEI7N01A+fmukQ6EiaQjIf7HME/EKQqhEuEQMXHC
+GBvdNuEF5BfV3aAYuT+xfdXDU2ZWwXXWAHGmVh3ntnhtEG6SnXSnBATU2wa4tpBd
+KLbEbcsiy2uj0OLJlvG6LqsNggtkD58GCGpLpaVxdW80yw+f/krwLpeyocE1KGcT
+7eX+9yhLe9NIZojvevw+53dNE7BUfw==
 -----END CERTIFICATE REQUEST-----
diff --git a/tests/data_files/server5.req.ku.sha1 b/tests/data_files/server5.req.ku.sha1
index 39fc346..3281c94 100644
--- a/tests/data_files/server5.req.ku.sha1
+++ b/tests/data_files/server5.req.ku.sha1
@@ -1,8 +1,8 @@
 -----BEGIN CERTIFICATE REQUEST-----
-MIIBFzCBvAIBADA8MQswCQYDVQQGEwJOTDERMA8GA1UECgwIUG9sYXJTU0wxGjAY
+MIIBFjCBvAIBADA8MQswCQYDVQQGEwJOTDERMA8GA1UECgwIUG9sYXJTU0wxGjAY
 BgNVBAMMEVBvbGFyU1NMIFNlcnZlciAxMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcD
 QgAEN8xW2XYJHlpyPsdZLf8gbu58+QaRdNCtFLX3aCJZYpJO5QDYIxH/6i/SNF1d
 Fr2KiMJrdw1VzYoqDvoByLTt/6AeMBwGCSqGSIb3DQEJDjEPMA0wCwYDVR0PBAQD
-AgHAMAsGByqGSM49BAEFAANJADBGAiEA5MGFTJkpOtCV7bAx+N+t4gP3JDM9RH3W
-mIXzSpcBwvACIQDf7f9ytclwouV1DQTFSUKxExIm48H60hk3lh19i3bGOw==
+AgbAMAsGByqGSM49BAEFAANIADBFAiEAnIKF+xKk0iEuN4MHd4FZWNvrznLQgkeg
+2n8ejjreTzcCIAH34z2TycuMpWQRhpV+YT988pBWR67LAg7REyZnjSAB
 -----END CERTIFICATE REQUEST-----
diff --git a/tests/suites/test_suite_asn1write.data b/tests/suites/test_suite_asn1write.data
index c2a78b1..9982d03 100644
--- a/tests/suites/test_suite_asn1write.data
+++ b/tests/suites/test_suite_asn1write.data
@@ -90,3 +90,75 @@ mbedtls_asn1_write_len:16909060:"8401020304":5:5
 
 ASN.1 Write / Read Length #12 (Len = 16909060, buffer too small)
 mbedtls_asn1_write_len:16909060:"8401020304":4:MBEDTLS_ERR_ASN1_BUF_TOO_SMALL
+
+ASN.1 Write Named Bitstring / Unused bits #0
+test_asn1_write_bitstrings:"FF":8:"030200FF":4:1
+
+ASN.1 Write Named Bitstring / Unused bits #1
+test_asn1_write_bitstrings:"FE":8:"030201FE":4:1
+
+ASN.1 Write Named Bitstring / Unused bits #2
+test_asn1_write_bitstrings:"FC":7:"030202FC":4:1
+
+ASN.1 Write Named Bitstring / Unused bits #3
+test_asn1_write_bitstrings:"F8":8:"030203F8":4:1
+
+ASN.1 Write Named Bitstring / Unused bits #4
+test_asn1_write_bitstrings:"F0":6:"030204F0":4:1
+
+ASN.1 Write Named Bitstring / Unused bits #5
+test_asn1_write_bitstrings:"E0":6:"030205E0":4:1
+
+ASN.1 Write Named Bitstring / Unused bits #6
+test_asn1_write_bitstrings:"C0":8:"030206C0":4:1
+
+ASN.1 Write Named Bitstring / Unused bits #7
+test_asn1_write_bitstrings:"80":8:"03020780":4:1
+
+ASN.1 Write Named Bitstring / Empty bitstring
+test_asn1_write_bitstrings:"00":7:"030100":3:1
+
+ASN.1 Write Named Bitstring / Empty bitstring (bits = 16)
+test_asn1_write_bitstrings:"0000":16:"030100":3:1
+
+ASN.1 Write Named Bitstring / Empty bitstring (bits = 24)
+test_asn1_write_bitstrings:"FFFFFF":0:"030100":3:1
+
+ASN.1 Write Named Bitstring / 15 trailing bits all unset
+test_asn1_write_bitstrings:"F88000":24:"030307F880":5:1
+
+ASN.1 Write Named Bitstring / 15 trailing bits all set
+test_asn1_write_bitstrings:"F8FFFF":9:"030307F880":5:1
+
+ASN.1 Write Bitstring / Unused bits #0
+test_asn1_write_bitstrings:"FF":8:"030200FF":4:0
+
+ASN.1 Write Bitstring / Unused bits #1
+test_asn1_write_bitstrings:"FF":7:"030201FE":4:0
+
+ASN.1 Write Bitstring / Unused bits #2
+test_asn1_write_bitstrings:"FF":6:"030202FC":4:0
+
+ASN.1 Write Bitstring / Unused bits #3
+test_asn1_write_bitstrings:"FF":5:"030203F8":4:0
+
+ASN.1 Write Bitstring / Unused bits #4
+test_asn1_write_bitstrings:"FF":4:"030204F0":4:0
+
+ASN.1 Write Bitstring / Unused bits #5
+test_asn1_write_bitstrings:"FF":3:"030205E0":4:0
+
+ASN.1 Write Bitstring / Unused bits #6
+test_asn1_write_bitstrings:"FF":2:"030206C0":4:0
+
+ASN.1 Write Bitstring / Unused bits #7
+test_asn1_write_bitstrings:"FF":1:"03020780":4:0
+
+ASN.1 Write Bitstring / 1 trailing bit (bits 15)
+test_asn1_write_bitstrings:"0003":15:"0303010002":5:0
+
+ASN.1 Write Bitstring / 0 bits
+test_asn1_write_bitstrings:"":0:"030100":3:0
+
+ASN.1 Write Bitstring / long string all bits unset except trailing bits
+test_asn1_write_bitstrings:"000000000007":45:"030703000000000000":9:0
diff --git a/tests/suites/test_suite_asn1write.function b/tests/suites/test_suite_asn1write.function
index 57a9741..e45583c 100644
--- a/tests/suites/test_suite_asn1write.function
+++ b/tests/suites/test_suite_asn1write.function
@@ -128,3 +128,47 @@ void mbedtls_asn1_write_len( int len, data_t * asn1, int buf_len,
     }
 }
 /* END_CASE */
+
+/* BEGIN_CASE */
+void test_asn1_write_bitstrings( data_t *bitstring, int bits,
+                                 data_t *expected_asn1, int result,
+                                 int is_named )
+{
+    int ret;
+    size_t i;
+    unsigned char buf[150];
+    unsigned char *p;
+
+    memset( buf, GUARD_VAL, sizeof( buf ) );
+
+    p = buf + GUARD_LEN + expected_asn1->len;
+
+    if ( is_named == 0 )
+    {
+        ret = mbedtls_asn1_write_bitstring( &p,
+                                            buf,
+                                            (unsigned char *)bitstring->x,
+                                            (size_t) bits );
+    }
+    else
+    {
+        ret = mbedtls_asn1_write_named_bitstring( &p,
+                                                  buf,
+                                                  (unsigned char *)bitstring->x,
+                                                  (size_t) bits );
+    }
+    TEST_ASSERT( ret == result );
+
+    /* Check for buffer overwrite on both sides */
+    for( i = 0; i < GUARD_LEN; i++ )
+    {
+        TEST_ASSERT( buf[i] == GUARD_VAL );
+        TEST_ASSERT( buf[GUARD_LEN + expected_asn1->len + i] == GUARD_VAL );
+    }
+
+    if ( result >= 0 )
+    {
+        TEST_ASSERT( memcmp( p, expected_asn1->x, expected_asn1->len ) == 0 );
+    }
+}
+/* END_CASE */
diff --git a/tests/suites/test_suite_x509write.data b/tests/suites/test_suite_x509write.data
index 4096425..b891ef2 100644
--- a/tests/suites/test_suite_x509write.data
+++ b/tests/suites/test_suite_x509write.data
@@ -1,46 +1,54 @@
 Certificate Request check Server1 SHA1
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha1":MBEDTLS_MD_SHA1:0:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha1":MBEDTLS_MD_SHA1:0:0:0:0
 
 Certificate Request check Server1 SHA224
 depends_on:MBEDTLS_SHA256_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha224":MBEDTLS_MD_SHA224:0:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha224":MBEDTLS_MD_SHA224:0:0:0:0
 
 Certificate Request check Server1 SHA256
 depends_on:MBEDTLS_SHA256_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha256":MBEDTLS_MD_SHA256:0:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha256":MBEDTLS_MD_SHA256:0:0:0:0
 
 Certificate Request check Server1 SHA384
 depends_on:MBEDTLS_SHA512_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha384":MBEDTLS_MD_SHA384:0:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha384":MBEDTLS_MD_SHA384:0:0:0:0
 
 Certificate Request check Server1 SHA512
 depends_on:MBEDTLS_SHA512_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha512":MBEDTLS_MD_SHA512:0:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.sha512":MBEDTLS_MD_SHA512:0:0:0:0
 
 Certificate Request check Server1 MD4
 depends_on:MBEDTLS_MD4_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.md4":MBEDTLS_MD_MD4:0:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.md4":MBEDTLS_MD_MD4:0:0:0:0
 
 Certificate Request check Server1 MD5
 depends_on:MBEDTLS_MD5_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.md5":MBEDTLS_MD_MD5:0:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.md5":MBEDTLS_MD_MD5:0:0:0:0
 
 Certificate Request check Server1 key_usage
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.key_usage":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:0
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.key_usage":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:1:0:0
+
+Certificate Request check Server1 key_usage empty
+depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.key_usage_empty":MBEDTLS_MD_SHA1:0:1:0:0
 
 Certificate Request check Server1 ns_cert_type
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.cert_type":MBEDTLS_MD_SHA1:0:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.cert_type":MBEDTLS_MD_SHA1:0:0:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER:1
+
+Certificate Request check Server1 ns_cert_type empty
+depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.cert_type_empty":MBEDTLS_MD_SHA1:0:0:0:1
 
 Certificate Request check Server1 key_usage + ns_cert_type
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
-x509_csr_check:"data_files/server1.key":"data_files/server1.req.ku-ct":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER
+x509_csr_check:"data_files/server1.key":"data_files/server1.req.ku-ct":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:1:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER:1
 
 Certificate Request check Server5 ECDSA, key_usage
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_ECDSA_C:MBEDTLS_ECDSA_DETERMINISTIC:MBEDTLS_ECP_DP_SECP256R1_ENABLED
-x509_csr_check:"data_files/server5.key":"data_files/server5.req.ku.sha1":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION:0
+x509_csr_check:"data_files/server5.key":"data_files/server5.req.ku.sha1":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION:1:0:0
 
 Certificate Request check opaque Server5 ECDSA, key_usage
 depends_on:MBEDTLS_SHA256_C:MBEDTLS_ECDSA_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
@@ -48,35 +56,35 @@ x509_csr_check_opaque:"data_files/server5.key":MBEDTLS_MD_SHA256:MBEDTLS_X509_KU
 
 Certificate write check Server1 SHA1
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:1:-1:"data_files/server1.crt":0
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0::0:0:1:-1:"data_files/server1.crt":0
 
 Certificate write check Server1 SHA1, key_usage
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:0:1:-1:"data_files/server1.key_usage.crt":0
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:1:0:0:1:-1:"data_files/server1.key_usage.crt":0
 
 Certificate write check Server1 SHA1, ns_cert_type
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER:1:-1:"data_files/server1.cert_type.crt":0
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER:1:1:-1:"data_files/server1.cert_type.crt":0
 
 Certificate write check Server1 SHA1, version 1
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:1:MBEDTLS_X509_CRT_VERSION_1:"data_files/server1.v1.crt":0
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:0:0:1:MBEDTLS_X509_CRT_VERSION_1:"data_files/server1.v1.crt":0
 
 Certificate write check Server1 SHA1, RSA_ALT
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:0:-1:"data_files/server1.noauthid.crt":1
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:0:0:0:-1:"data_files/server1.noauthid.crt":1
 
 Certificate write check Server1 SHA1, RSA_ALT, key_usage
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:0:0:-1:"data_files/server1.key_usage_noauthid.crt":1
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:MBEDTLS_X509_KU_DIGITAL_SIGNATURE | MBEDTLS_X509_KU_NON_REPUDIATION | MBEDTLS_X509_KU_KEY_ENCIPHERMENT:1:0:0:0:-1:"data_files/server1.key_usage_noauthid.crt":1
 
 Certificate write check Server1 SHA1, RSA_ALT, ns_cert_type
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER:0:-1:"data_files/server1.cert_type_noauthid.crt":1
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER:1:0:-1:"data_files/server1.cert_type_noauthid.crt":1
 
 Certificate write check Server1 SHA1, RSA_ALT, version 1
 depends_on:MBEDTLS_SHA1_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_MD5_C
-x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:0:MBEDTLS_X509_CRT_VERSION_1:"data_files/server1.v1.crt":1
+x509_crt_check:"data_files/server1.key":"":"C=NL,O=PolarSSL,CN=PolarSSL Server 1":"data_files/test-ca.key":"PolarSSLTest":"C=NL,O=PolarSSL,CN=PolarSSL Test CA":"1":"20110212144406":"20210212144406":MBEDTLS_MD_SHA1:0:0:0:0:0:MBEDTLS_X509_CRT_VERSION_1:"data_files/server1.v1.crt":1
 
 X509 String to Names #1
 mbedtls_x509_string_to_names:"C=NL,O=Offspark\, Inc., OU=PolarSSL":"C=NL, O=Offspark, Inc., OU=PolarSSL":0
diff --git a/tests/suites/test_suite_x509write.function b/tests/suites/test_suite_x509write.function
index 268b4bb..e15802f 100644
--- a/tests/suites/test_suite_x509write.function
+++ b/tests/suites/test_suite_x509write.function
@@ -70,7 +70,8 @@ static int x509_crt_verifycsr( const unsigned char *buf, size_t buflen )
 
 /* BEGIN_CASE depends_on:MBEDTLS_PEM_WRITE_C:MBEDTLS_X509_CSR_WRITE_C */
 void x509_csr_check( char * key_file, char * cert_req_check_file, int md_type,
-                     int key_usage, int cert_type )
+                     int key_usage, int set_key_usage, int cert_type,
+                     int set_cert_type )
 {
     mbedtls_pk_context key;
     mbedtls_x509write_csr req;
@@ -92,9 +93,9 @@ void x509_csr_check( char * key_file, char * cert_req_check_file, int md_type,
     mbedtls_x509write_csr_set_md_alg( &req, md_type );
     mbedtls_x509write_csr_set_key( &req, &key );
     TEST_ASSERT( mbedtls_x509write_csr_set_subject_name( &req, subject_name ) == 0 );
-    if( key_usage != 0 )
+    if( set_key_usage != 0 )
         TEST_ASSERT( mbedtls_x509write_csr_set_key_usage( &req, key_usage ) == 0 );
-    if( cert_type != 0 )
+    if( set_cert_type != 0 )
         TEST_ASSERT( mbedtls_x509write_csr_set_ns_cert_type( &req, cert_type ) == 0 );
 
     ret = mbedtls_x509write_csr_pem( &req, buf, sizeof( buf ),
@@ -180,7 +181,8 @@ void x509_crt_check( char *subject_key_file, char *subject_pwd,
                      char *subject_name, char *issuer_key_file,
                      char *issuer_pwd, char *issuer_name,
                      char *serial_str, char *not_before, char *not_after,
-                     int md_type, int key_usage, int cert_type, int auth_ident,
+                     int md_type, int key_usage, int set_key_usage,
+                     int cert_type, int set_cert_type, int auth_ident,
                      int ver, char *cert_check_file, int rsa_alt )
 {
     mbedtls_pk_context subject_key, issuer_key, issuer_key_alt;
@@ -248,9 +250,9 @@ void x509_crt_check( char *subject_key_file, char *subject_pwd,
         TEST_ASSERT( mbedtls_x509write_crt_set_subject_key_identifier( &crt ) == 0 );
         if( auth_ident )
             TEST_ASSERT( mbedtls_x509write_crt_set_authority_key_identifier( &crt ) == 0 );
-        if( key_usage != 0 )
+        if( set_key_usage != 0 )
             TEST_ASSERT( mbedtls_x509write_crt_set_key_usage( &crt, key_usage ) == 0 );
-        if( cert_type != 0 )
+        if( set_cert_type != 0 )
             TEST_ASSERT( mbedtls_x509write_crt_set_ns_cert_type( &crt, cert_type ) == 0 );
     }