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}
static int max(int a, int b)
{
return (a > b) ? a : b;
}
/*
* ASN1_UTCTIME_tostr --
*/
static char *
ASN1_UTCTIME_tostr(ASN1_UTCTIME *tm)
{
static char bp[128];
char *v;
int gmt=0;
static char *mon[12]={
"Jan","Feb","Mar","Apr","May","Jun", "Jul","Aug","Sep","Oct","Nov","Dec"};
int i;
int y=0,M=0,d=0,h=0,m=0,s=0;
i=tm->length;
v=(char *)tm->data;
if (i < 10) goto err;
if (v[i-1] == 'Z') gmt=1;
for (i=0; i<10; i++)
if ((v[i] > '9') || (v[i] < '0')) goto err;
y= (v[0]-'0')*10+(v[1]-'0');
if (y < 70) y+=100;
M= (v[2]-'0')*10+(v[3]-'0');
if ((M > 12) || (M < 1)) goto err;
d= (v[4]-'0')*10+(v[5]-'0');
h= (v[6]-'0')*10+(v[7]-'0');
m= (v[8]-'0')*10+(v[9]-'0');
if ((v[10] >= '0') && (v[10] <= '9') && (v[11] >= '0') && (v[11] <= '9'))
s= (v[10]-'0')*10+(v[11]-'0');
sprintf(bp,"%s %2d %02d:%02d:%02d %d%s", mon[M-1],d,h,m,s,y+1900,(gmt)?" GMT":"");
return bp;
err:
return "Bad time value";
}
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}
static int max(int a, int b)
{
return (a > b) ? a : b;
}
/*
* Binary string to hex string
*/
int String_to_Hex(char* input, int len, char *output, int max) {
int count = 0;
for (int i = 0; i < len && count < max - 1; i++, count += 2) {
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*
* Tls_NewX509Obj --
*
* ------------------------------------------------*
* Converts a X509 certificate into a Tcl_Obj
* ------------------------------------------------*
*
* Sideeffects:
* None
*
* Result:
* A Tcl List Object representing the provided
* X509 certificate.
*
*------------------------------------------------------*
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*
* Tls_NewX509Obj --
*
* ------------------------------------------------*
* Converts a X509 certificate into a Tcl_Obj
* ------------------------------------------------*
*
* Side effects:
* None
*
* Result:
* A Tcl List Object representing the provided
* X509 certificate.
*
*------------------------------------------------------*
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int certStr_len, toRead;
unsigned char sha1_hash_binary[SHA_DIGEST_LENGTH];
unsigned char sha256_hash_binary[SHA256_DIGEST_LENGTH];
int nid, pknid, bits, num_of_exts, len;
uint32_t xflags;
STACK_OF(GENERAL_NAME) *san;
certStr[0] = 0;
if ((bio = BIO_new(BIO_s_mem())) == NULL) {
subject[0] = 0;
issuer[0] = 0;
serial[0] = 0;
} else {
flags = XN_FLAG_RFC2253 | ASN1_STRFLGS_UTF8_CONVERT;
flags &= ~ASN1_STRFLGS_ESC_MSB;
X509_NAME_print_ex(bio, X509_get_subject_name(cert), 0, flags);
n = BIO_read(bio, subject, min(BIO_pending(bio), BUFSIZ - 1));
n = max(n, 0);
subject[n] = 0;
(void)BIO_flush(bio);
X509_NAME_print_ex(bio, X509_get_issuer_name(cert), 0, flags);
n = BIO_read(bio, issuer, min(BIO_pending(bio), BUFSIZ - 1));
n = max(n, 0);
issuer[n] = 0;
(void)BIO_flush(bio);
i2a_ASN1_INTEGER(bio, X509_get0_serialNumber(cert));
n = BIO_read(bio, serial, min(BIO_pending(bio), BUFSIZ - 1));
n = max(n, 0);
serial[n] = 0;
(void)BIO_flush(bio);
/* Get certificate */
if (PEM_write_bio_X509(bio, cert)) {
certStr_p = certStr;
certStr_len = 0;
while (1) {
toRead = min(BIO_pending(bio), CERT_STR_SIZE - certStr_len - 1);
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int certStr_len, toRead;
unsigned char sha1_hash_binary[SHA_DIGEST_LENGTH];
unsigned char sha256_hash_binary[SHA256_DIGEST_LENGTH];
int nid, pknid, bits, num_of_exts, len;
uint32_t xflags;
STACK_OF(GENERAL_NAME) *san;
certStr[0] = 0;
subject[0] = 0;
issuer[0] = 0;
serial[0] = 0;
notBefore[0] = 0;
notAfter[0] = 0;
if ((bio = BIO_new(BIO_s_mem())) != NULL) {
flags = XN_FLAG_RFC2253 | ASN1_STRFLGS_UTF8_CONVERT;
flags &= ~ASN1_STRFLGS_ESC_MSB;
/* Get subject name */
if (X509_NAME_print_ex(bio, X509_get_subject_name(cert), 0, flags) > 0) {
n = BIO_read(bio, subject, min(BIO_pending(bio), BUFSIZ - 1));
subject[max(n, 0)] = 0;
(void)BIO_flush(bio);
}
/* Get issuer name */
if (X509_NAME_print_ex(bio, X509_get_issuer_name(cert), 0, flags) > 0) {
n = BIO_read(bio, issuer, min(BIO_pending(bio), BUFSIZ - 1));
issuer[max(n, 0)] = 0;
(void)BIO_flush(bio);
}
/* Get serial number */
if (i2a_ASN1_INTEGER(bio, X509_get0_serialNumber(cert)) > 0) {
n = BIO_read(bio, serial, min(BIO_pending(bio), BUFSIZ - 1));
serial[max(n, 0)] = 0;
(void)BIO_flush(bio);
}
/* Get certificate */
if (PEM_write_bio_X509(bio, cert)) {
certStr_p = certStr;
certStr_len = 0;
while (1) {
toRead = min(BIO_pending(bio), CERT_STR_SIZE - certStr_len - 1);
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certStr_len += n;
certStr_p += n;
}
*certStr_p = '\0';
(void)BIO_flush(bio);
}
/* All */
if (X509_print_ex(bio, cert, flags, 0)) {
char all[65536];
n = BIO_read(bio, all, min(BIO_pending(bio), 65535));
n = max(n, 0);
all[n] = 0;
(void)BIO_flush(bio);
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("all", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(all, n));
}
BIO_free(bio);
}
strcpy(notBefore, ASN1_UTCTIME_tostr(X509_get0_notBefore(cert)));
strcpy(notAfter, ASN1_UTCTIME_tostr(X509_get0_notAfter(cert)));
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certStr_len += n;
certStr_p += n;
}
*certStr_p = '\0';
(void)BIO_flush(bio);
}
/* Get all cert info */
if (X509_print_ex(bio, cert, flags, 0)) {
char all[65536];
n = BIO_read(bio, all, min(BIO_pending(bio), 65535));
all[max(n, 0)] = 0;
(void)BIO_flush(bio);
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("all", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(all, n));
}
/* Get Validity - Not Before */
if (ASN1_TIME_print(bio, X509_get_notBefore(cert))) {
n = BIO_read(bio, notBefore, min(BIO_pending(bio), BUFSIZ - 1));
notBefore[max(n, 0)] = 0;
(void)BIO_flush(bio);
}
/* Get Validity - Not After */
if (ASN1_TIME_print(bio, X509_get_notAfter(cert))) {
n = BIO_read(bio, notAfter, min(BIO_pending(bio), BUFSIZ - 1));
notAfter[max(n, 0)] = 0;
(void)BIO_flush(bio);
}
BIO_free(bio);
}
/* Version */
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("version", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewLongObj(X509_get_version(cert)+1));
/* Signature algorithm */
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("signature", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(X509_get_signature_nid(cert)),-1));
/* SHA1 Fingerprint of cert - DER representation */
X509_digest(cert, EVP_sha1(), sha1_hash_binary, &len);
len = String_to_Hex(sha1_hash_binary, len, buffer, BUFSIZ);
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("sha1_hash", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len));
/* SHA256 Fingerprint of cert - DER representation */
|
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Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(nid),-1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("publicKeyAlgorithm", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(pknid),-1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("bits", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(bits));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("extension_flags", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(xflags));
|
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|
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(nid),-1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("publicKeyAlgorithm", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(OBJ_nid2ln(pknid),-1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("bits", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(bits));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("extension_flags", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(xflags));
/* Public key - X509_get0_pubkey */
key = X509_get0_pubkey_bitstr(cert);
len = String_to_Hex(key->data, key->length, buffer, BUFSIZ);
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("publicKey", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(buffer, len));
/* Check if cert was issued by CA cert issuer or self signed */
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("self_signed", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewBooleanObj(X509_check_issued(cert, cert) == X509_V_OK));
}
/* Unique Ids */
{
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