1 files changed, 37 insertions, 33 deletions
diff --git a/protocols/WhatsApp/src/WhatsAPI++/utilities.h b/protocols/WhatsApp/src/WhatsAPI++/utilities.h
index 1c071471bd..fec1b29862 100644
--- a/protocols/WhatsApp/src/WhatsAPI++/utilities.h
+++ b/protocols/WhatsApp/src/WhatsAPI++/utilities.h
@@ -43,40 +43,44 @@
 #define _LOGDATA(format, ...) if (_DEBUGENABLED) Utilities::logData(format, ##__VA_ARGS__)
 
 using namespace std;
+
+// these functions must be declared somewhere in the same linking module
+std::string base64_encode(void*, size_t);
+void md5_string(const std::string& data, unsigned char digest[16]);
+
 namespace Utilities{
-	extern void configureLogging(const char* ident);
-	extern void closeLog();
-    extern string getCountryCode();
-    extern string getMcc();
-    extern string getMnc();
-    extern string reverseString(const string& str);
-    extern string processIdentity(const std::string& password);
-    extern int64_t randLong();
-    extern int64_t absLong(int64_t num);
-    extern string str(int64_t number, int radix);
-    extern std::string itoa(int value, unsigned int base);
-    extern std::string intToStr(int i);
-    extern std::string doubleToStr(double d);
-    extern long long parseLongLong(const std::string& str);
-    extern time_t parseBBDate(const string& s);
-    extern void logData(const char *msg, ...);
-    extern long long getCurrentTimeMillis();
-	extern unsigned char* bytesToHex(unsigned char* bytes, int length);
-	extern unsigned char forDigit(int b);
-	extern string md5String(const string& data);
-	extern bool saveStringToFile(const string& data, const string& filePath);
-	extern bool saveBytesToFile(const string& data, const string& filePath);
-	extern bool saveBytesToFile(const std::vector<unsigned char>& data, const string& filePath);
-	extern string removeWaDomainFromJid(const string& jid);
-	extern string getNameFromPath(const std::string& path);
-	extern vector<unsigned char>* loadFileToBytes(const string& path);
-	extern bool fileExists(const std::string& path);
-	extern std::vector<unsigned char>* getChallengeData(const std::string& file);
-	extern bool saveChallengeData(const std::vector<unsigned char>& data, const std::string& file);
-	extern std::string utf8_to_utf16(const std::string& utf8);
-   extern std::string string_format(const std::string fmt, ...);
-   extern std::string string_format(const std::string fmt, va_list ap);
-   extern std::string string_format(const char* fmt, va_list ap);
+	void configureLogging(const char* ident);
+	void closeLog();
+	string getCountryCode();
+	string getMcc();
+	string getMnc();
+	string reverseString(const string& str);
+	string processIdentity(const std::string& password);
+	int64_t randLong();
+	int64_t absLong(int64_t num);
+	string str(int64_t number, int radix);
+	std::string itoa(int value, unsigned int base);
+	std::string intToStr(int i);
+	std::string doubleToStr(double d);
+	long long parseLongLong(const std::string& str);
+	time_t parseBBDate(const string& s);
+	void logData(const char *msg, ...);
+	long long getCurrentTimeMillis();
+	std::string bytesToHex(unsigned char* bytes, int length);
+	unsigned char forDigit(int b);
+	bool saveStringToFile(const string& data, const string& filePath);
+	bool saveBytesToFile(const string& data, const string& filePath);
+	bool saveBytesToFile(const std::vector<unsigned char>& data, const string& filePath);
+	string removeWaDomainFromJid(const string& jid);
+	string getNameFromPath(const std::string& path);
+	vector<unsigned char>* loadFileToBytes(const string& path);
+	bool fileExists(const std::string& path);
+	std::vector<unsigned char>* getChallengeData(const std::string& file);
+	bool saveChallengeData(const std::vector<unsigned char>& data, const std::string& file);
+	std::string utf8_to_utf16(const std::string& utf8);
+	std::string string_format(const std::string fmt, ...);
+	std::string string_format(const std::string fmt, va_list ap);
+	std::string string_format(const char* fmt, va_list ap);
 }
 #endif