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osmo-ttcn3-hacks
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Native_Functions: Add f_str_to{lower,upper}() 

TTCN-3 interestingly doens't seem to have any case-insensitive string
matching or functions to convert to uppwer/lowercase.

Change-Id: I2e6e0fd2da001a3cc6d9c31c9e766ae54bf17b2f
This commit is contained in:
Harald Welte 2020-02-19 19:48:10 +01:00
parent 8aefd11dd2
commit 625faadb76
2 changed files with 36 additions and 0 deletions
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30
library/Native_FunctionDefs.cc
View File

@ -16,6 +16,7 @@
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#include <Charstring.hh>
#include <Octetstring.hh>
@ -75,5 +76,34 @@ CHARSTRING f__inet__hntoa(const OCTETSTRING& in)
return CHARSTRING(str);
}
CHARSTRING f__str__tolower(const CHARSTRING& in)
{
TTCN_Buffer ttcn_buffer(in);
TTCN_Buffer buf_out;
CHARSTRING out;
unsigned int i;
const char *in_str = (const char *)ttcn_buffer.get_data();
for (i = 0; i < strlen(in_str); i++)
buf_out.put_c((unsigned char) tolower(in_str[i]));
buf_out.get_string(out);
return out;
}
CHARSTRING f__str__toupper(const CHARSTRING& in)
{
TTCN_Buffer ttcn_buffer(in);
TTCN_Buffer buf_out;
CHARSTRING out;
unsigned int i;
const char *in_str = (const char *)ttcn_buffer.get_data();
for (i = 0; i < strlen(in_str); i++)
buf_out.put_c((unsigned char) toupper(in_str[i]));
buf_out.get_string(out);
return out;
}
} // namespace

6
library/Native_Functions.ttcn
View File

@ -11,4 +11,10 @@ module Native_Functions {
external function f_inet_ntoa(in octetstring oct) return charstring;
/* like inet_ntoa() but input is host byte order */
external function f_inet_hntoa(in octetstring oct) return charstring;
/* convert content of charstring to lower-case using tolower(3) */
external function f_str_tolower(in charstring input) return charstring;
/* convert content of charstring to upper-case using toupper(3) */
external function f_str_toupper(in charstring input) return charstring;
}