5 files changed, 209 insertions, 24 deletions

diff --git a/gammu/emb/common/misc/coding/coding.c b/gammu/emb/common/misc/coding/coding.c
index 62543ac..b30b645 100644
--- a/gammu/emb/common/misc/coding/coding.c
+++ b/gammu/emb/common/misc/coding/coding.c
@@ -1,30 +1,183 @@
 /* (c) 2002-2004 by Marcin Wiacek, Michal Cihar and others */
-/* based on some work from MyGnokii and Gnokii */
+/* based on some work from MyGnokii (www.mwiacek.com) */
+/* based on some work from Gnokii (www.gnokii.org)
+ * (C) 1999-2000 Hugh Blemings & Pavel Janik ml. (C) 2001-2004 Pawel Kot 
+ * GNU GPL version 2 or later
+ */
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
 #include <locale.h>
 #ifndef __OpenBSD__
 #  include <wctype.h>
 #endif
 #ifdef WIN32
 #  include "windows.h"
 #endif
 
 #include "../misc.h"
 #include "coding.h"
 
+/* function changes #10 #13 chars to \n \r */
+char *EncodeUnicodeSpecialChars(unsigned char *buffer)
+{
+	int 			Pos=0, Pos2=0;
+	static unsigned char	Buf[20000];
+
+	while (buffer[Pos*2]!=0x00 || buffer[Pos*2+1]!=0x00) {
+		if (buffer[Pos*2] == 0x00 && buffer[Pos*2+1] == 10) {
+			Buf[Pos2*2]   = 0x00;
+			Buf[Pos2*2+1] = '\\';
+			Pos2++;
+			Buf[Pos2*2]   = 0x00;
+			Buf[Pos2*2+1] = 'n';
+			Pos2++;
+		} else if (buffer[Pos*2] == 0x00 && buffer[Pos*2+1] == 13) {
+			Buf[Pos2*2]   = 0x00;
+			Buf[Pos2*2+1] = '\\';
+			Pos2++;
+			Buf[Pos2*2]   = 0x00;
+			Buf[Pos2*2+1] = 'r';
+			Pos2++;
+		} else if (buffer[Pos*2] == 0x00 && buffer[Pos*2+1] == '\\') {
+			Buf[Pos2*2]   = 0x00;
+			Buf[Pos2*2+1] = '\\';
+			Pos2++;
+			Buf[Pos2*2]   = 0x00;
+			Buf[Pos2*2+1] = '\\';
+			Pos2++;
+		} else {
+			Buf[Pos2*2]   = buffer[Pos*2];
+			Buf[Pos2*2+1] = buffer[Pos*2+1];
+			Pos2++;
+		}
+		Pos++;
+	}
+	Buf[Pos2*2]   = 0;
+	Buf[Pos2*2+1] = 0;
+	return Buf;
+}
+
+/* function changes #10 #13 chars to \n \r */
+char *EncodeSpecialChars(unsigned char *buffer)
+{
+	int 			Pos=0, Pos2=0;
+	static unsigned char	Buf[10000];
+
+	while (buffer[Pos]!=0x00) {
+		switch (buffer[Pos]) {
+		case 10:
+			Buf[Pos2++] = '\\';
+			Buf[Pos2++] = 'n';
+			break;
+		case 13: 
+			Buf[Pos2++] = '\\';
+			Buf[Pos2++] = 'r';
+			break;
+		case '\\':
+			Buf[Pos2++] = '\\';
+			Buf[Pos2++] = '\\';
+			break;
+		default:
+			Buf[Pos2++] = buffer[Pos];
+		}
+		Pos++;
+	}
+	Buf[Pos2] = 0;
+	return Buf;
+}
+
+char *DecodeUnicodeSpecialChars(unsigned char *buffer)
+{
+	int 			Pos=0, Pos2=0, level=0;
+	static unsigned char	Buf[10000];
+
+	while (buffer[Pos*2]!=0x00 || buffer[Pos*2+1]!=0x00) {
+		Buf[Pos2*2]   = buffer[Pos*2];
+		Buf[Pos2*2+1] = buffer[Pos*2+1];
+		switch (level) {
+		case 0:
+			if (buffer[Pos*2] == 0x00 && buffer[Pos*2+1] == '\\') {
+				level = 1;
+			} else {
+				Pos2++;
+			}
+			break;
+		case 1:
+			if (buffer[Pos*2] == 0x00 && buffer[Pos*2+1] == 'n') {
+				Buf[Pos2*2]   = 0;
+				Buf[Pos2*2+1] = 10;
+			}
+			if (buffer[Pos*2] == 0x00 && buffer[Pos*2+1] == 'r') {
+				Buf[Pos2*2]   = 0;
+				Buf[Pos2*2+1] = 13;
+			}
+			if (buffer[Pos*2] == 0x00 && buffer[Pos*2+1] == '\\') {
+				Buf[Pos2*2]   = 0;
+				Buf[Pos2*2+1] = '\\';
+			}
+			Pos2++;
+			level = 0;
+		}
+		Pos++;
+	}
+	Buf[Pos2*2]   = 0;
+	Buf[Pos2*2+1] = 0;
+	return Buf;
+}
+
+char *DecodeSpecialChars(unsigned char *buffer)
+{
+	int 			Pos=0, Pos2=0, level=0;
+	static unsigned char	Buf[10000];
+
+	while (buffer[Pos]!=0x00) {
+		Buf[Pos2] = buffer[Pos];
+		switch (level) {
+		case 0:
+			if (buffer[Pos] == '\\') {
+				level = 1;
+			} else {
+				Pos2++;
+			}
+			break;
+		case 1:
+			if (buffer[Pos] == 'n') Buf[Pos2] = 10;
+			if (buffer[Pos] == 'r') Buf[Pos2] = 13;
+			if (buffer[Pos] == '\\') Buf[Pos2] = '\\';
+			Pos2++;
+			level = 0;
+		}
+		Pos++;
+	}
+	Buf[Pos2] = 0;
+	return Buf;
+}
+
+char *mystrcasestr(unsigned const char *a, unsigned const char *b)
+{
+	unsigned char 	A[2000], B[200];
+	int 		i;
+
+	memset(A,0,sizeof(A));
+	memset(B,0,sizeof(B));
+	for (i=0;i<(int)strlen(a);i++) A[i] = tolower(a[i]);
+	for (i=0;i<(int)strlen(b);i++) B[i] = tolower(b[i]);
+
+	return strstr(A,B);
+}
+
 unsigned int UnicodeLength(const unsigned char *str)
 {
 	unsigned int len = 0;
 
 	if (str == NULL) return 0;
 
 	while(str[len*2] != 0 || str[len*2+1] != 0) len++;
 
 	return len;
 }
 
 /* Convert Unicode char saved in src to dest */
@@ -577,32 +730,32 @@ void GSM_UnpackSemiOctetNumber(unsigned char *retval, unsigned char *Number, boo
 	unsigned char	Buffer[50]	= "";
 	int		length		= Number[0];
 
 	if (semioctet) {
 		/* Convert number of semioctets to number of chars */
 		if (length % 2) length++;
 		length=length / 2 + 1;
 	}
 
 	/*without leading byte with format of number*/  
 	length--;
 
-	switch (Number[1]) {
-	case NUMBER_ALPHANUMERIC:
+	switch ((Number[1] & 112)) {
+	case (NUMBER_ALPHANUMERIC_NUMBERING_PLAN_UNKNOWN & 112):
 		if (length > 6) length++;
 		dbgprintf("Alphanumeric number, length %i\n",length);
 		GSM_UnpackEightBitsToSeven(0, length, length, Number+2, Buffer);
 		Buffer[length]=0;
 		break;
-	case NUMBER_INTERNATIONAL:
+	case (NUMBER_INTERNATIONAL_NUMBERING_PLAN_ISDN & 112):
 		dbgprintf("International number\n");
 		Buffer[0]='+';
 		DecodeBCD(Buffer+1,Number+2, length);
 		break;
 	default:
 		dbgprintf("Default number %02x\n",Number[1]);
 		DecodeBCD (Buffer, Number+2, length);
 		break;
 	}
 
 	EncodeUnicode(retval,Buffer,strlen(Buffer));
 }
@@ -622,48 +775,48 @@ void GSM_UnpackSemiOctetNumber(unsigned char *retval, unsigned char *Number, boo
  *
  * 1 semioctet = 4 bits = half of byte
  */
 int GSM_PackSemiOctetNumber(unsigned char *Number, unsigned char *Output, bool semioctet)
 {
 	unsigned char	format, buffer[50];
 	int		length, i;
 
 	length=UnicodeLength(Number);
 	memcpy(buffer,DecodeUnicodeString(Number),length+1);
 
 	/* Checking for format number */
-	format = NUMBER_UNKNOWN;
+	format = NUMBER_UNKNOWN_NUMBERING_PLAN_ISDN;
 	for (i=0;i<length;i++) {
 		/* first byte is '+'. Number can be international */
 		if (i==0 && buffer[i]=='+') {
-			format=NUMBER_INTERNATIONAL;  
+			format=NUMBER_INTERNATIONAL_NUMBERING_PLAN_ISDN;  
 		} else {
 			/*char is not number. It must be alphanumeric*/
-			if (!isdigit(buffer[i])) format=NUMBER_ALPHANUMERIC;
+			if (!isdigit(buffer[i])) format=NUMBER_ALPHANUMERIC_NUMBERING_PLAN_UNKNOWN;
 		}
 	}
 
 	/**
 	 * First byte is used for saving type of number. See GSM 03.40
 	 * section 9.1.2.5
 	 */
 	Output[0]=format;
 
 	/* After number type we will have number. GSM 03.40 section 9.1.2 */
 	switch (format) {
-	case NUMBER_ALPHANUMERIC:
+	case NUMBER_ALPHANUMERIC_NUMBERING_PLAN_UNKNOWN:
 		length=GSM_PackSevenBitsToEight(0, buffer, Output+1, strlen(buffer))*2;
 		if (strlen(buffer)==7) length--;
 		break;
-	case NUMBER_INTERNATIONAL:
+	case NUMBER_INTERNATIONAL_NUMBERING_PLAN_ISDN:
 		length--;
 		EncodeBCD (Output+1, buffer+1, length, true);
 		break;
 	default:
 		EncodeBCD (Output+1, buffer, length, true);
 		break;
 	}
 
 	if (semioctet) return length;
 
 	/* Convert number of semioctets to number of chars */
 	if (length % 2) length++;
@@ -910,45 +1063,45 @@ void DecodeUnicodeSpecialNOKIAChars(unsigned char *dest, const unsigned char *sr
 		}
 	}
 	dest[current++] = 0x00;
 	dest[current++] = 0x00;
 }
 
 bool mystrncasecmp(unsigned const char *a, unsigned const char *b, int num)
 {
 	int i;
 
 	if (a == NULL || b == NULL) return false;
 
-	num--;
+	if (num == 0) num = -1;
    
 	for (i = 0; i != num; i++) {
 		if (a[i] == 0x00 && b[i] == 0x00) return true;
 		if (a[i] == 0x00 || b[i] == 0x00) return false;
 		if (tolower(a[i]) != tolower(b[i])) return false;
  	}
 	return true;
 }
 
 /* Compares two Unicode strings without regarding to case.
  * Return true, when they're equal
  */
 bool mywstrncasecmp(unsigned const  char *a, unsigned const  char *b, int num)
 {
  	int 		i;
   	wchar_t 	wc,wc2;
 
         if (a == NULL || b == NULL) return false;
 
-	num--;
+	if (num == 0) num = -1;
 	
 	for (i = 0; i != num; i++) {
 		if ((a[i*2] == 0x00 && a[i*2+1] == 0x00) && (b[i*2] == 0x00 && b[i*2+1] == 0x00)) return true;
 		if ((a[i*2] == 0x00 && a[i*2+1] == 0x00) || (b[i*2] == 0x00 && b[i*2+1] == 0x00)) return false;
  		wc  = a[i*2+1] | (a[i*2] << 8);
  		wc2 = b[i*2+1] | (b[i*2] << 8);
  		if (mytowlower(wc) != mytowlower(wc2)) return false;
  	}
 	return true;
 }
 
 /* wcscmp in Mandrake 9.0 is wrong */
@@ -1006,25 +1159,25 @@ int mytowlower(wchar_t c)
  */
 /*
  * The original strstr() file contains the following comment:
  *
  * My personal strstr() implementation that beats most other algorithms.
  * Until someone tells me otherwise, I assume that this is the
  * fastest implementation of strstr() in C.
  * I deliberately chose not to comment it.  You should have at least
  * as much fun trying to understand it, as I had to write it :-).
  *
  * Stephen R. van den Berg, berg@pool.informatik.rwth-aachen.de */
 
-unsigned char *mystrstr (const unsigned char *haystack, const unsigned char *needle)
+unsigned char *mywstrstr (const unsigned char *haystack, const unsigned char *needle)
 {
 /* One crazy define to convert unicode used in Gammu to standard wchar_t */
 #define tolowerwchar(x) (mytowlower((wchar_t)( (((&(x))[0] & 0xff) << 8) | (((&(x))[1] & 0xff)) )))
 	 register wchar_t b, c;
 
 	if ((b = tolowerwchar(*needle)) != L'\0') {
 		haystack -= 2;				/* possible ANSI violation */
 		do {
 			haystack += 2;
 			if ((c = tolowerwchar(*haystack)) == L'\0')
 				goto ret0;
 		} while (c != b);
diff --git a/gammu/emb/common/misc/coding/coding.h b/gammu/emb/common/misc/coding/coding.h
index d0c334d..4cf0038 100644
--- a/gammu/emb/common/misc/coding/coding.h
+++ b/gammu/emb/common/misc/coding/coding.h
@@ -1,49 +1,56 @@
 /* (c) 2002-2004 by Marcin Wiacek and others */
 
 #ifndef __coding_h
 #define __coding_h
 
+#if defined(_MSC_VER) && defined(__cplusplus)
+    extern "C" {
+#endif
+
 #include <stdlib.h>
 
 #include "../misc.h"
 
 #ifdef __OpenBSD__
 typedef		int wint_t;
 #endif
 
 /* ---------------------------- Unicode ------------------------------------ */
 bool 		mywstrncasecmp			(unsigned const char *a, unsigned const char *b, int num);
-unsigned char	*mystrstr			(unsigned const char *haystack, unsigned const char *needle);
+unsigned char	*mywstrstr			(unsigned const char *haystack, unsigned const char *needle);
 bool 		mywstrncmp			(unsigned const char *a, unsigned const char *b, int num);
 bool 		myiswspace	  		(unsigned const char *src);
 int 		mytowlower			(wchar_t c);
 
 unsigned int 	EncodeWithUnicodeAlphabet	(const unsigned char *value, wchar_t *dest);
 unsigned int 	DecodeWithUnicodeAlphabet	(wchar_t value, unsigned char *dest);
 
 unsigned int	UnicodeLength			(const unsigned char *str);
 unsigned char	*DecodeUnicodeString		(const unsigned char *src);
 unsigned char   *DecodeUnicodeConsole		(const unsigned char *src);
 void		DecodeUnicode			(const unsigned char *src, unsigned char *dest);
 void		EncodeUnicode			(unsigned char *dest, const unsigned char *src, int len);
 
 void 		CopyUnicodeString		(unsigned char *Dest, unsigned char *Source);
 void 		ReverseUnicodeString		(unsigned char *String);
 
 void 		ReadUnicodeFile			(unsigned char *Dest, unsigned char *Source);
 
 void 		DecodeUnicodeSpecialNOKIAChars	(unsigned char *dest, const unsigned char *src, int len);
 void 		EncodeUnicodeSpecialNOKIAChars	(unsigned char *dest, const unsigned char *src, int len);
 
+char 		*EncodeUnicodeSpecialChars	(unsigned char *buffer);
+char 		*DecodeUnicodeSpecialChars	(unsigned char *buffer);
+
 /* ------------------------------- BCD ------------------------------------- */
 unsigned char	EncodeWithBCDAlphabet		(int value);
 int		DecodeWithBCDAlphabet		(unsigned char value);
 
 void		DecodeBCD			(unsigned char *dest, const unsigned char *src, int len);
 void		EncodeBCD			(unsigned char *dest, const unsigned char *src, int len, bool fill);
 
 /* ------------------------------ UTF7 ------------------------------------- */
 void 		DecodeUTF7			(unsigned char *dest, const unsigned char *src, int len);
 
 /* ------------------------------ UTF8 ------------------------------------- */
 wchar_t		DecodeWithUTF8Alphabet		(unsigned char mychar3, unsigned char mychar4);
@@ -77,33 +84,33 @@ int GSM_UnpackEightBitsToSeven	(int offset, int in_length, int out_length,
 				 unsigned char *input, unsigned char *output);
 
 /* ----------------- Phone numbers according to GSM specs ------------------ */
 
 /**
  * Enum to handle types of phones numbers like
  * specified in GSM 03.40 section 9.1.2.5
  */
 typedef enum {
 	/**
 	 * Unknown number type
 	 */
-	NUMBER_UNKNOWN		= 0x81,
+	NUMBER_UNKNOWN_NUMBERING_PLAN_ISDN		= 0x81,
 	/**
 	 * International number (full number with code of country)
 	 */
-	NUMBER_INTERNATIONAL	= 0x91,
+	NUMBER_INTERNATIONAL_NUMBERING_PLAN_ISDN	= 0x91,
 	/**
 	 * Alphanumeric number (with chars too)
 	 */
-	NUMBER_ALPHANUMERIC	= 0xD0
+	NUMBER_ALPHANUMERIC_NUMBERING_PLAN_UNKNOWN	= 0xD0
 
 	/* specification give also other values */
 } GSM_NumberType;
 
 void		GSM_UnpackSemiOctetNumber	(unsigned char *retval, unsigned char *Number, bool semioctet);
 int		GSM_PackSemiOctetNumber		(unsigned char *Number, unsigned char *Output, bool semioctet);
 
 /* ---------------------------- Bits --------------------------------------- */
 
 void BufferAlign      (unsigned char *Destination, int *CurrentBit);
 void BufferAlignNumber(int *CurrentBit);
 
@@ -113,21 +120,29 @@ void AddBufferByte(unsigned char *Destination, int *CurrentBit, unsigned char So
 void GetBuffer    (unsigned char *Source, int *CurrentBit, unsigned char *Destination, int BitsToProcess);
 void GetBufferInt (unsigned char *Source, int *CurrentBit, int *integer, int BitsToProcess);
 void GetBufferI   (unsigned char *Source, int *CurrentBit, int *result, int BitsToProcess);
 
 int GetBit   (unsigned char *Buffer, int BitNum);
 int SetBit   (unsigned char *Buffer, int BitNum);
 int ClearBit (unsigned char *Buffer, int BitNum);
 
 /* ---------------------------- Other -------------------------------------- */
 
 void StringToDouble	(char *text, double *d);
 
-bool mystrncasecmp (unsigned const char *a, unsigned const char *b, int num);
+bool mystrncasecmp 	(unsigned const char *a, unsigned const char *b, int num);
+char *mystrcasestr 	(unsigned const char *a, unsigned const char *b);
 
-void MyGetLine(unsigned char *Buffer, int *Pos, unsigned char *OutBuffer, int MaxLen);
+void MyGetLine		(unsigned char *Buffer, int *Pos, unsigned char *OutBuffer, int MaxLen);
+
+char *EncodeSpecialChars(unsigned char *buffer);
+char *DecodeSpecialChars(unsigned char *buffer);
+
+#if defined(_MSC_VER) && defined(__cplusplus)
+    }
+#endif
 
 #endif
 
 /* How should editor hadle tabs in this file? Add editor commands here.
  * vim: noexpandtab sw=8 ts=8 sts=8:
  */
diff --git a/gammu/emb/common/misc/coding/md5.c b/gammu/emb/common/misc/coding/md5.c
index 30fe33f..abb61be 100644
--- a/gammu/emb/common/misc/coding/md5.c
+++ b/gammu/emb/common/misc/coding/md5.c
@@ -1,13 +1,13 @@
-/* Taken from ReHash (see http://www.reichlsoft.de.vu/) and released
+/* Taken from ReHash (www.reichlsoft.de.vu) and released
  * under GPL/LGPL with permission from ReHash author
  * Dominik Reichl <dominik.reichl@t-online.de>, Germany
  */
 
 /*
  **********************************************************************
  ** MD5.cpp                                                          **
  **                                                                  **
  ** - Style modified by Tony Ray, January 2001                       **
  **   Added support for randomizing initialization constants         **
  ** - Style modified by Dominik Reichl, April 2003                   **
  **   Optimized code                                                 **
diff --git a/gammu/emb/common/misc/misc.c b/gammu/emb/common/misc/misc.c
index c2f09e4..7227e7b 100644
--- a/gammu/emb/common/misc/misc.c
+++ b/gammu/emb/common/misc/misc.c
@@ -2,24 +2,27 @@
 /* Checking used compiler (c) 2002 by Michal Cihar */
  
 #include <string.h>
 #include <ctype.h>
 #include <time.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <locale.h>
 #include <sys/timeb.h>
 #ifdef WIN32
 #  include "windows.h"
 #endif
+#if defined(linux) || defined(__linux) || defined(__linux__)
+#  include <sys/utsname.h>
+#endif
 
 #include "../gsmstate.h"
 #include "misc.h"
 
 /* Based on article in Polish PC-Kurier 8/1998 page 104
  * Archive on http://www.pckurier.pl
  */
 char *DayOfWeek (int year, int month, int day)
 {
 	int 		p,q,r,w;
 	static char 	DayOfWeekChar[10];
 
@@ -221,29 +224,31 @@ char *OSDate (GSM_DateTime dt)
             		strcat(retval2,")");
             	}
 	}
 
 #ifdef WIN32
 	setlocale(LC_ALL, ".ACP");
 #endif
 
 	return retval2;
 }
 
 bool CheckDate(GSM_DateTime *date)
-{
-	/* FIXME: This could also check if day is correct for selected month */
+{	
+	const unsigned int days[]={31,29,31,30,31,30,31,31,30,31,30,31};
+
+	/* FIXME: This could also check for leap years */
 	return date->Year != 0 &&
-		date->Month >= 1 && date->Month <= 12 &&
-		date->Day >= 1 && date->Day <= 31;
+	       date->Month >= 1 && date->Month <= 12 &&
+	       date->Day >= 1 && date->Day <= days[date->Month];
 }
 
 bool CheckTime(GSM_DateTime *date)
 {
 	return date->Hour <= 23 && date->Hour >= 0 &&
 		date->Minute <= 59 && date->Minute >= 0 &&
 		date->Second <= 59 && date->Second >= 0;
 }
 
 int GetLine(FILE *File, char *Line, int count)
 {
 	int num;
@@ -442,24 +447,27 @@ void DumpMessage(FILE *df, Debug_Level dl, const unsigned char *message, int mes
 			j++;
 		}
 	}
 	if (j != 0) smfprintf(df, dl, "%s\n", buffer);
 }
 
 char *GetOS(void)
 {
 #ifdef WIN32
 	OSVERSIONINFOEX Ver;
 	bool		Extended = true;
 #endif
+#if defined(linux) || defined(__linux) || defined(__linux__)
+	struct utsname	Ver;
+#endif
 	static char 	Buffer[100] = {0x00};
 
 #ifdef WIN32
 	memset(&Ver,sizeof(OSVERSIONINFOEX),0);	
 	Ver.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
 
    	if (!GetVersionEx((OSVERSIONINFO *)&Ver)) {
 		Extended 		= false;
 	      	Ver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
 	        if (!GetVersionEx((OSVERSIONINFO *)&Ver)) {
 //#ifdef _MSC_VER

 //			Ver.dwMajorVersion = _winmajor;
@@ -511,25 +519,26 @@ char *GetOS(void)
 
 	} else if (Ver.dwMajorVersion == 5 && Ver.dwMinorVersion == 2) {
 		sprintf(Buffer,"Win 2003");
 
 	} else {
 		sprintf(Buffer, "Windows %i.%i.%i",Ver.dwMajorVersion,Ver.dwMinorVersion,Ver.dwBuildNumber);
 	}
 
 	if (Extended && Ver.wServicePackMajor != 0) {
 		sprintf(Buffer+strlen(Buffer)," SP%i",Ver.wServicePackMajor);
 	}
 #elif defined(linux) || defined(__linux) || defined(__linux__)
-	sprintf(Buffer, "Linux");
+	uname(&Ver);
+	sprintf(Buffer, "Linux, kernel %s",Ver.release);
 #elif defined(__FreeBSD__)
 	sprintf(Buffer, "FreeBSD");
 #elif defined(__NetBSD__)
 	sprintf(Buffer, "NetBSD");
 #elif defined(__OpenBSD__)
 	sprintf(Buffer, "OpenBSD");
 #elif defined(__GNU__)
 	sprintf(Buffer, "GNU/Hurd");
 #elif defined(sun) || defined(__sun) || defined(__sun__)
 #  ifdef __SVR4
 	sprintf(Buffer, "Sun Solaris");
 #  else
diff --git a/gammu/emb/common/misc/misc.h b/gammu/emb/common/misc/misc.h
index 8b46170..c461001 100644
--- a/gammu/emb/common/misc/misc.h
+++ b/gammu/emb/common/misc/misc.h
@@ -1,17 +1,21 @@
 /* (c) 2002-2004 by Marcin Wiacek */
 
 #ifndef __misc_h
 #define __misc_h
 
+#if defined(_MSC_VER) && defined(__cplusplus)
+    extern "C" {
+#endif
+
 #include <stdio.h>
 #include <time.h>
 #ifdef WIN32
 #  include <windows.h>
 #endif
 
 #include "../config.h"
 
 #ifndef __cplusplus
 #ifndef false
 #  define false 0
 #endif
@@ -121,17 +125,21 @@ void GSM_GetCurrentDateTime 	(GSM_DateTime *Date);
 char *OSDateTime 		(GSM_DateTime dt, bool TimeZone);
 char *OSDate 			(GSM_DateTime dt);
 char *DayOfWeek 		(int year, int month, int day);
 time_t Fill_Time_T		(GSM_DateTime DT, int TZ);
 void GetTimeDifference		(unsigned long diff, GSM_DateTime *DT, bool Plus, int multi);
 void Fill_GSM_DateTime		(GSM_DateTime *Date, time_t timet);
 bool CheckDate			(GSM_DateTime *date);
 bool CheckTime			(GSM_DateTime *date);
 
 char 				*GetCompiler(void);
 char 				*GetOS(void);
 
+#if defined(_MSC_VER) && defined(__cplusplus)
+    }
+#endif
+
 #endif
 
 /* How should editor hadle tabs in this file? Add editor commands here.
  * vim: noexpandtab sw=8 ts=8 sts=8:
  */