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Added a hexadecimal conversion function in regexroute. 

git-svn-id: http://yate.null.ro/svn/yate/trunk@4098 acf43c95-373e-0410-b603-e72c3f656dc1
This commit is contained in:
paulc 2011-02-04 16:50:27 +00:00
parent 5dfbbc7a54
commit 479445bc21
2 changed files with 27 additions and 0 deletions
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1
conf.d/regexroute.conf.sample
View File

@ -29,6 +29,7 @@
; $(upper,STRING) = STRING converted to upper case
; $(lower,STRING) = STRING converted to lower case
; $(chr,N) = character with numeric code N
; $(hex,N[,LEN]) = little endian hexadecimal value of N with space between octets
; $(add,VAL1,VAL2[,LEN]) = VAL1+VAL2 left filled to LEN or length of VAL1
; $(sub,VAL1,VAL2[,LEN]) = VAL1-VAL2 left filled to LEN or length of VAL1
; $(mul,VAL1,VAL2[,LEN]) = VAL1*VAL2 left filled to LEN or length of VAL1

26
modules/regexroute.cpp
View File

@ -214,6 +214,32 @@ static void evalFunc(String& str)
str << par.at(i);
}
}
else if (str == "hex") {
int len = 0;
if (sep >= 0) {
len = par.substr(sep+1).toInteger();
par = par.substr(0,sep);
}
int val = par.toInteger();
unsigned char buf[4];
buf[0] = (unsigned char)val;
buf[1] = (unsigned char)(val >> 8);
buf[2] = (unsigned char)(val >> 16);
buf[3] = (unsigned char)(val >> 24);
if (len > 4)
len = 4;
else if (len <= 0) {
if (buf[3])
len = 4;
else if (buf[2])
len = 3;
else if (buf[1])
len = 2;
else
len = 1;
}
str.hexify(&buf,len,' ');
}
else if ((sep > 0) && ((str == "index") || (str == "rotate"))) {
bool rotate = (str == "rotate");
String vname;