From bc33836f06e315005db152854ceaa199ed752820 Mon Sep 17 00:00:00 2001
From: open-license-manager <rillf@maildrop.cc>
Date: 周一, 13 10月 2014 06:24:56 +0800
Subject: [PATCH] linux build
---
src/tools/base_lib/win/CryptoHelperWindows.cpp | 724 +++++++++++++++++++++++++------------------------------
1 files changed, 326 insertions(+), 398 deletions(-)
diff --git a/src/tools/base_lib/win/CryptoHelperWindows.cpp b/src/tools/base_lib/win/CryptoHelperWindows.cpp
index e2d8cff..8669926 100644
--- a/src/tools/base_lib/win/CryptoHelperWindows.cpp
+++ b/src/tools/base_lib/win/CryptoHelperWindows.cpp
@@ -17,438 +17,366 @@
namespace license {
- CryptoHelperWindows::CryptoHelperWindows() {
- m_hCryptProv = NULL;
- m_hCryptKey = NULL;
- if (!CryptAcquireContext(
- &m_hCryptProv,
- "license++sign",
- MS_ENHANCED_PROV,
- PROV_RSA_FULL,
- 0))
- {
- // If the key container cannot be opened, try creating a new
- // container by specifying a container name and setting the
- // CRYPT_NEWKEYSET flag.
- printf("Error in AcquireContext 0x%08x \n", GetLastError());
- if (NTE_BAD_KEYSET == GetLastError())
- {
- if (!CryptAcquireContext(
- &m_hCryptProv,
- "license++sign",
- MS_ENHANCED_PROV,
- PROV_RSA_FULL,
- CRYPT_NEWKEYSET))
- {
- printf("Error in AcquireContext 0x%08x \n",
- GetLastError());
- throw logic_error("");
- }
- }
- else
- {
- printf(" Error in AcquireContext 0x%08x \n", GetLastError());
+CryptoHelperWindows::CryptoHelperWindows() {
+ m_hCryptProv = NULL;
+ m_hCryptKey = NULL;
+ if (!CryptAcquireContext(&m_hCryptProv, "license++sign", MS_ENHANCED_PROV,
+ PROV_RSA_FULL, 0)) {
+ // If the key container cannot be opened, try creating a new
+ // container by specifying a container name and setting the
+ // CRYPT_NEWKEYSET flag.
+ printf("Error in AcquireContext 0x%08x \n", GetLastError());
+ if (NTE_BAD_KEYSET == GetLastError()) {
+ if (!CryptAcquireContext(&m_hCryptProv, "license++sign",
+ MS_ENHANCED_PROV, PROV_RSA_FULL, CRYPT_NEWKEYSET)) {
+ printf("Error in AcquireContext 0x%08x \n", GetLastError());
throw logic_error("");
}
- }
-
- }
-
-
- /**
- This method calls the CryptGenKey function to get a handle to an
-
- exportable key-pair. The key-pair is generated with the RSA public-key
- key exchange algorithm using Microsoft Enhanced Cryptographic Provider.
- */
- void CryptoHelperWindows::generateKeyPair()
- {
- HRESULT hr = S_OK;
- DWORD dwErrCode;
- // If the handle to key container is NULL, fail.
- if (m_hCryptProv == NULL)
- throw logic_error("Cryptocontext not correctly initialized");
- // Release a previously acquired handle to key-pair.
- if (m_hCryptKey)
- m_hCryptKey = NULL;
- // Call the CryptGenKey method to get a handle
- // to a new exportable key-pair.
- if (!CryptGenKey(m_hCryptProv,
- ENCRYPT_ALGORITHM,
- KEYLENGTH | CRYPT_EXPORTABLE,
- &m_hCryptKey))
- {
- dwErrCode = GetLastError();
- throw logic_error(string("Error generating keys ") + to_string(dwErrCode));
+ } else {
+ printf(" Error in AcquireContext 0x%08x \n", GetLastError());
+ throw logic_error("");
}
}
- /* This method calls the CryptExportKey function to get the Public key
- in a string suitable for C source inclusion.
- */
- const string CryptoHelperWindows::exportPublicKey() const
- {
- HRESULT hr = S_OK;
- DWORD dwErrCode;
- DWORD dwBlobLen;
- BYTE *pbKeyBlob = NULL;
- stringstream ss;
- // If the handle to key container is NULL, fail.
- if (m_hCryptKey == NULL)
- throw logic_error("call GenerateKey first.");
- // This call here determines the length of the key
- // blob.
- if (!CryptExportKey(
- m_hCryptKey,
- NULL,
- PUBLICKEYBLOB,
- 0,
- NULL,
- &dwBlobLen))
- {
- dwErrCode = GetLastError();
- throw logic_error(string("Error calculating size of public key ") + to_string(dwErrCode));
- }
- // Allocate memory for the pbKeyBlob.
- if ((pbKeyBlob = new BYTE[dwBlobLen]) == NULL)
- {
- throw logic_error(string("Out of memory exporting public key "));
- }
- // Do the actual exporting into the key BLOB.
- if (!CryptExportKey(
- m_hCryptKey,
- NULL,
- PUBLICKEYBLOB,
- 0,
- pbKeyBlob,
- &dwBlobLen))
- {
- delete pbKeyBlob;
- dwErrCode = GetLastError();
- throw logic_error(string("Error exporting public key ") + to_string(dwErrCode));
- }
- else
- {
- ss << "\t";
- for (unsigned int i = 0; i < dwBlobLen; i++){
- if (i != 0){
- ss << ", ";
- if (i % 10 == 0){
- ss << "\\" << endl << "\t";
- }
+}
+
+/**
+ This method calls the CryptGenKey function to get a handle to an
+
+ exportable key-pair. The key-pair is generated with the RSA public-key
+ key exchange algorithm using Microsoft Enhanced Cryptographic Provider.
+ */
+void CryptoHelperWindows::generateKeyPair() {
+ HRESULT hr = S_OK;
+ DWORD dwErrCode;
+ // If the handle to key container is NULL, fail.
+ if (m_hCryptProv == NULL)
+ throw logic_error("Cryptocontext not correctly initialized");
+ // Release a previously acquired handle to key-pair.
+ if (m_hCryptKey)
+ m_hCryptKey = NULL;
+ // Call the CryptGenKey method to get a handle
+ // to a new exportable key-pair.
+ if (!CryptGenKey(m_hCryptProv,
+ ENCRYPT_ALGORITHM,
+ KEYLENGTH | CRYPT_EXPORTABLE, &m_hCryptKey)) {
+ dwErrCode = GetLastError();
+ throw logic_error(
+ string("Error generating keys ") + to_string(dwErrCode));
+ }
+}
+
+/* This method calls the CryptExportKey function to get the Public key
+ in a string suitable for C source inclusion.
+ */
+const string CryptoHelperWindows::exportPublicKey() const {
+ HRESULT hr = S_OK;
+ DWORD dwErrCode;
+ DWORD dwBlobLen;
+ BYTE *pbKeyBlob = NULL;
+ stringstream ss;
+ // If the handle to key container is NULL, fail.
+ if (m_hCryptKey == NULL)
+ throw logic_error("call GenerateKey first.");
+ // This call here determines the length of the key
+ // blob.
+ if (!CryptExportKey(m_hCryptKey,
+ NULL, PUBLICKEYBLOB, 0,
+ NULL, &dwBlobLen)) {
+ dwErrCode = GetLastError();
+ throw logic_error(
+ string("Error calculating size of public key ")
+ + to_string(dwErrCode));
+ }
+ // Allocate memory for the pbKeyBlob.
+ if ((pbKeyBlob = new BYTE[dwBlobLen]) == NULL) {
+ throw logic_error(string("Out of memory exporting public key "));
+ }
+ // Do the actual exporting into the key BLOB.
+ if (!CryptExportKey(m_hCryptKey,
+ NULL, PUBLICKEYBLOB, 0, pbKeyBlob, &dwBlobLen)) {
+ delete pbKeyBlob;
+ dwErrCode = GetLastError();
+ throw logic_error(
+ string("Error exporting public key ") + to_string(dwErrCode));
+ } else {
+ ss << "\t";
+ for (unsigned int i = 0; i < dwBlobLen; i++) {
+ if (i != 0) {
+ ss << ", ";
+ if (i % 10 == 0) {
+ ss << "\\" << endl << "\t";
}
- ss << to_string(pbKeyBlob[i]);
}
- delete pbKeyBlob;
+ ss << to_string(pbKeyBlob[i]);
}
- return ss.str();
+ delete pbKeyBlob;
+ }
+ return ss.str();
+}
+
+CryptoHelperWindows::~CryptoHelperWindows() {
+ if (m_hCryptProv) {
+ CryptReleaseContext(m_hCryptProv, 0);
+ m_hCryptProv = NULL;
+ }
+ if (m_hCryptKey)
+ m_hCryptKey = NULL;
+}
+
+//--------------------------------------------------------------------
+// This method calls the CryptExportKey function to get the Private key
+// in a byte array. The byte array is allocated on the heap and the size
+// of this is returned to the caller. The caller is responsible for releasing // this memory using a delete call.
+//--------------------------------------------------------------------
+const string CryptoHelperWindows::exportPrivateKey() const {
+ HRESULT hr = S_OK;
+ DWORD dwErrCode;
+ DWORD dwBlobLen;
+ BYTE *pbKeyBlob;
+ stringstream ss;
+ // If the handle to key container is NULL, fail.
+ if (m_hCryptKey == NULL)
+ throw logic_error(string("call GenerateKey first."));
+ // This call here determines the length of the key
+ // blob.
+ if (!CryptExportKey(m_hCryptKey,
+ NULL, PRIVATEKEYBLOB, 0,
+ NULL, &dwBlobLen)) {
+ dwErrCode = GetLastError();
+ throw logic_error(
+ string("Error calculating size of private key ")
+ + to_string(dwErrCode));
+ }
+ // Allocate memory for the pbKeyBlob.
+ if ((pbKeyBlob = new BYTE[dwBlobLen]) == NULL) {
+ throw logic_error(string("Out of memory exporting private key "));
}
- CryptoHelperWindows::~CryptoHelperWindows() {
- if (m_hCryptProv)
- {
- CryptReleaseContext(m_hCryptProv, 0);
- m_hCryptProv = NULL;
- }
- if (m_hCryptKey)
- m_hCryptKey = NULL;
- }
-
- //--------------------------------------------------------------------
- // This method calls the CryptExportKey function to get the Private key
- // in a byte array. The byte array is allocated on the heap and the size
- // of this is returned to the caller. The caller is responsible for releasing // this memory using a delete call.
- //--------------------------------------------------------------------
- const string CryptoHelperWindows::exportPrivateKey() const
- {
- HRESULT hr = S_OK;
- DWORD dwErrCode;
- DWORD dwBlobLen;
- BYTE *pbKeyBlob;
- stringstream ss;
- // If the handle to key container is NULL, fail.
- if (m_hCryptKey == NULL)
- throw logic_error(string("call GenerateKey first."));
- // This call here determines the length of the key
- // blob.
- if (!CryptExportKey(
- m_hCryptKey,
- NULL,
- PRIVATEKEYBLOB,
- 0,
- NULL,
- &dwBlobLen))
- {
- dwErrCode = GetLastError();
- throw logic_error(string("Error calculating size of private key ") + to_string(dwErrCode));
- }
- // Allocate memory for the pbKeyBlob.
- if ((pbKeyBlob = new BYTE[dwBlobLen]) == NULL)
- {
- throw logic_error(string("Out of memory exporting private key "));
- }
-
- // Do the actual exporting into the key BLOB.
- if (!CryptExportKey(
- m_hCryptKey,
- NULL,
- PRIVATEKEYBLOB,
- 0,
- pbKeyBlob,
- &dwBlobLen))
- {
- delete pbKeyBlob;
- dwErrCode = GetLastError();
- throw logic_error(string("Error exporting private key ") + to_string(dwErrCode));
- }
- else
- {
- ss << "\t";
- for (unsigned int i = 0; i < dwBlobLen; i++){
- if (i != 0){
- ss << ", ";
- if (i % 15 == 0){
- ss << "\\" << endl << "\t";
- }
+ // Do the actual exporting into the key BLOB.
+ if (!CryptExportKey(m_hCryptKey,
+ NULL, PRIVATEKEYBLOB, 0, pbKeyBlob, &dwBlobLen)) {
+ delete pbKeyBlob;
+ dwErrCode = GetLastError();
+ throw logic_error(
+ string("Error exporting private key ") + to_string(dwErrCode));
+ } else {
+ ss << "\t";
+ for (unsigned int i = 0; i < dwBlobLen; i++) {
+ if (i != 0) {
+ ss << ", ";
+ if (i % 15 == 0) {
+ ss << "\\" << endl << "\t";
}
- ss << to_string(pbKeyBlob[i]);
}
- delete pbKeyBlob;
+ ss << to_string(pbKeyBlob[i]);
}
- return ss.str();
+ delete pbKeyBlob;
+ }
+ return ss.str();
+}
+
+void CryptoHelperWindows::printHash(HCRYPTHASH* hHash) const {
+ BYTE *pbHash;
+ DWORD dwHashLen;
+ DWORD dwHashLenSize = sizeof(DWORD);
+ char* hashStr;
+ int i;
+
+ if (CryptGetHashParam(*hHash, HP_HASHSIZE, (BYTE *) &dwHashLen,
+ &dwHashLenSize, 0)) {
+ pbHash = (BYTE*) malloc(dwHashLen);
+ hashStr = (char*) malloc(dwHashLen * 2 + 1);
+ if (CryptGetHashParam(*hHash, HP_HASHVAL, pbHash, &dwHashLen, 0)) {
+ for (i = 0; i < dwHashLen; i++) {
+ sprintf(&hashStr[i * 2], "%02x", pbHash[i]);
+ }
+ printf("hash To be signed: %s \n", hashStr);
+ }
+ free(pbHash);
+ free(hashStr);
+ }
+}
+
+const string CryptoHelperWindows::signString(const void* privateKey,
+ size_t pklen, const string& license) const {
+ BYTE *pbBuffer = (BYTE *) license.c_str();
+ DWORD dwBufferLen = strlen((char *) pbBuffer);
+ HCRYPTHASH hHash;
+
+ HCRYPTKEY hKey;
+ BYTE *pbKeyBlob;
+ BYTE *pbSignature;
+ DWORD dwSigLen;
+ DWORD dwBlobLen;
+ DWORD strLen;
+
+ //-------------------------------------------------------------------
+ // Acquire a cryptographic provider context handle.
+
+ if (!CryptImportKey(m_hCryptProv, (const BYTE *) privateKey, pklen, 0, 0,
+ &hKey)) {
+ throw logic_error(
+ string("Error in importing the PrivateKey ")
+ + to_string(GetLastError()));
}
- void CryptoHelperWindows::printHash(HCRYPTHASH* hHash) const {
- BYTE *pbHash;
- DWORD dwHashLen;
- DWORD dwHashLenSize = sizeof(DWORD);
- char* hashStr;
- int i;
+ //-------------------------------------------------------------------
+ // Create the hash object.
- if (CryptGetHashParam(*hHash, HP_HASHSIZE, (BYTE *)&dwHashLen, &dwHashLenSize, 0))
- {
- pbHash = (BYTE*)malloc(dwHashLen);
- hashStr = (char*)malloc(dwHashLen * 2 + 1);
- if (CryptGetHashParam(*hHash, HP_HASHVAL, pbHash, &dwHashLen, 0)) {
- for (i = 0; i < dwHashLen; i++) {
- sprintf(&hashStr[i * 2], "%02x", pbHash[i]);
- }
- printf("hash To be signed: %s \n", hashStr);
- }
- free(pbHash);
- free(hashStr);
- }
- }
-
- const string CryptoHelperWindows::signString(const void* privateKey, size_t pklen,
- const string& license) const{
- BYTE *pbBuffer = (BYTE *)license.c_str();
- DWORD dwBufferLen = strlen((char *)pbBuffer);
- HCRYPTHASH hHash;
-
- HCRYPTKEY hKey;
- BYTE *pbKeyBlob;
- BYTE *pbSignature;
- DWORD dwSigLen;
- DWORD dwBlobLen;
- DWORD strLen;
-
-
- //-------------------------------------------------------------------
- // Acquire a cryptographic provider context handle.
-
- if (!CryptImportKey(m_hCryptProv, (const BYTE *) privateKey, pklen, 0, 0, &hKey))
- {
- throw logic_error(string("Error in importing the PrivateKey ") + to_string(GetLastError()));
- }
-
- //-------------------------------------------------------------------
- // Create the hash object.
-
- if (CryptCreateHash(
- m_hCryptProv,
- CALG_SHA1,
- 0,
- 0,
- &hHash))
- {
- printf("Hash object created. \n");
- }
- else
- {
- CryptDestroyKey(hKey);
- throw logic_error(string("Error during CryptCreateHash."));
- }
- //-------------------------------------------------------------------
- // Compute the cryptographic hash of the buffer.
-
- if (CryptHashData(hHash,pbBuffer,dwBufferLen, 0))
- {
-#ifdef _DEBUG
- printf("Length of data to be hashed: %d \n", dwBufferLen);
- printHash(&hHash);
-#endif
- }
- else
- {
- throw logic_error(string("Error during CryptHashData."));
- }
- //-------------------------------------------------------------------
- // Determine the size of the signature and allocate memory.
-
- dwSigLen = 0;
- if (CryptSignHash(
- hHash,
- AT_SIGNATURE,
- NULL,
- 0,
- NULL,
- &dwSigLen))
- {
- printf("Signature length %d found.\n", dwSigLen);
- }
- else
- {
- throw logic_error(string("Error during CryptSignHash."));
- }
- //-------------------------------------------------------------------
- // Allocate memory for the signature buffer.
-
- if (pbSignature = (BYTE *)malloc(dwSigLen))
- {
- printf("Memory allocated for the signature.\n");
- }
- else
- {
- throw logic_error(string("Out of memory."));
- }
- //-------------------------------------------------------------------
- // Sign the hash object.
-
- if (CryptSignHash(
- hHash,
- AT_SIGNATURE,
- NULL,
- 0,
- pbSignature,
- &dwSigLen))
- {
- printf("pbSignature is the signature length. %d\n", dwSigLen);
- }
- else
- {
- throw logic_error(string("Error during CryptSignHash."));
- }
- //-------------------------------------------------------------------
- // Destroy the hash object.
-
-
- CryptDestroyHash(hHash);
+ if (CryptCreateHash(m_hCryptProv, CALG_SHA1, 0, 0, &hHash)) {
+ printf("Hash object created. \n");
+ } else {
CryptDestroyKey(hKey);
+ throw logic_error(string("Error during CryptCreateHash."));
+ }
+ //-------------------------------------------------------------------
+ // Compute the cryptographic hash of the buffer.
- CryptBinaryToString(pbSignature,dwSigLen,
+ if (CryptHashData(hHash, pbBuffer, dwBufferLen, 0)) {
+#ifdef _DEBUG
+ printf("Length of data to be hashed: %d \n", dwBufferLen);
+ printHash(&hHash);
+#endif
+ } else {
+ throw logic_error(string("Error during CryptHashData."));
+ }
+ //-------------------------------------------------------------------
+ // Determine the size of the signature and allocate memory.
+
+ dwSigLen = 0;
+ if (CryptSignHash(hHash, AT_SIGNATURE, NULL, 0, NULL, &dwSigLen)) {
+ printf("Signature length %d found.\n", dwSigLen);
+ } else {
+ throw logic_error(string("Error during CryptSignHash."));
+ }
+ //-------------------------------------------------------------------
+ // Allocate memory for the signature buffer.
+
+ if (pbSignature = (BYTE *) malloc(dwSigLen)) {
+ printf("Memory allocated for the signature.\n");
+ } else {
+ throw logic_error(string("Out of memory."));
+ }
+ //-------------------------------------------------------------------
+ // Sign the hash object.
+
+ if (CryptSignHash(hHash, AT_SIGNATURE,
+ NULL, 0, pbSignature, &dwSigLen)) {
+ printf("pbSignature is the signature length. %d\n", dwSigLen);
+ } else {
+ throw logic_error(string("Error during CryptSignHash."));
+ }
+ //-------------------------------------------------------------------
+ // Destroy the hash object.
+
+ CryptDestroyHash(hHash);
+ CryptDestroyKey(hKey);
+
+ CryptBinaryToString(pbSignature, dwSigLen,
CRYPT_STRING_BASE64 | CRYPT_STRING_NOCRLF, NULL, &strLen);
- vector<char> buffer(strLen);
- CryptBinaryToString(pbSignature, dwSigLen,
+ vector<char> buffer(strLen);
+ CryptBinaryToString(pbSignature, dwSigLen,
CRYPT_STRING_BASE64 | CRYPT_STRING_NOCRLF, &buffer[0], &strLen);
- //-------------------------------------------------------------------
- // In the second phase, the hash signature is verified.
- // This would most often be done by a different user in a
- // separate program. The hash, signature, and the PUBLICKEYBLOB
- // would be read from a file, an email message,
- // or some other source.
+ //-------------------------------------------------------------------
+ // In the second phase, the hash signature is verified.
+ // This would most often be done by a different user in a
+ // separate program. The hash, signature, and the PUBLICKEYBLOB
+ // would be read from a file, an email message,
+ // or some other source.
- // Here, the original pbBuffer, pbSignature, szDescription.
- // pbKeyBlob, and their lengths are used.
+ // Here, the original pbBuffer, pbSignature, szDescription.
+ // pbKeyBlob, and their lengths are used.
- // The contents of the pbBuffer must be the same data
- // that was originally signed.
+ // The contents of the pbBuffer must be the same data
+ // that was originally signed.
- //-------------------------------------------------------------------
- // Get the public key of the user who created the digital signature
- // and import it into the CSP by using CryptImportKey. This returns
- // a handle to the public key in hPubKey.
+ //-------------------------------------------------------------------
+ // Get the public key of the user who created the digital signature
+ // and import it into the CSP by using CryptImportKey. This returns
+ // a handle to the public key in hPubKey.
- /*if (CryptImportKey(
- hProv,
- pbKeyBlob,
- dwBlobLen,
- 0,
- 0,
- &hPubKey))
- {
- printf("The key has been imported.\n");
- }
- else
- {
- MyHandleError("Public key import failed.");
- }
- //-------------------------------------------------------------------
- // Create a new hash object.
+ /*if (CryptImportKey(
+ hProv,
+ pbKeyBlob,
+ dwBlobLen,
+ 0,
+ 0,
+ &hPubKey))
+ {
+ printf("The key has been imported.\n");
+ }
+ else
+ {
+ MyHandleError("Public key import failed.");
+ }
+ //-------------------------------------------------------------------
+ // Create a new hash object.
- if (CryptCreateHash(
- hProv,
- CALG_MD5,
- 0,
- 0,
- &hHash))
- {
- printf("The hash object has been recreated. \n");
- }
- else
- {
- MyHandleError("Error during CryptCreateHash.");
- }
- //-------------------------------------------------------------------
- // Compute the cryptographic hash of the buffer.
+ if (CryptCreateHash(
+ hProv,
+ CALG_MD5,
+ 0,
+ 0,
+ &hHash))
+ {
+ printf("The hash object has been recreated. \n");
+ }
+ else
+ {
+ MyHandleError("Error during CryptCreateHash.");
+ }
+ //-------------------------------------------------------------------
+ // Compute the cryptographic hash of the buffer.
- if (CryptHashData(
- hHash,
- pbBuffer,
- dwBufferLen,
- 0))
- {
- printf("The new hash has been created.\n");
- }
- else
- {
- MyHandleError("Error during CryptHashData.");
- }
- //-------------------------------------------------------------------
- // Validate the digital signature.
+ if (CryptHashData(
+ hHash,
+ pbBuffer,
+ dwBufferLen,
+ 0))
+ {
+ printf("The new hash has been created.\n");
+ }
+ else
+ {
+ MyHandleError("Error during CryptHashData.");
+ }
+ //-------------------------------------------------------------------
+ // Validate the digital signature.
- if (CryptVerifySignature(
- hHash,
- pbSignature,
- dwSigLen,
- hPubKey,
- NULL,
- 0))
- {
- printf("The signature has been verified.\n");
- }
- else
- {
- printf("Signature not validated!\n");
- }
- //-------------------------------------------------------------------
- // Free memory to be used to store signature.
+ if (CryptVerifySignature(
+ hHash,
+ pbSignature,
+ dwSigLen,
+ hPubKey,
+ NULL,
+ 0))
+ {
+ printf("The signature has been verified.\n");
+ }
+ else
+ {
+ printf("Signature not validated!\n");
+ }
+ //-------------------------------------------------------------------
+ // Free memory to be used to store signature.
- //-------------------------------------------------------------------
- // Destroy the hash object.
+ //-------------------------------------------------------------------
+ // Destroy the hash object.
- //-------------------------------------------------------------------
- // Release the provider handle.
+ //-------------------------------------------------------------------
+ // Release the provider handle.
- /*if (hProv)
- CryptReleaseContext(hProv, 0);*/
- if (pbSignature)
- free(pbSignature);
- return string(&buffer[0]);
+ /*if (hProv)
+ CryptReleaseContext(hProv, 0);*/
+ if (pbSignature) {
+ free(pbSignature);
}
+ return string(&buffer[0]);
+}
} /* namespace license */
--
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