from "man strtoul":
"""
If endptr is not NULL, strtoul() stores the address of the first invalid character in *endptr.
In particular, if *nptr is not '\0' but **endptr is '\0' on return, the entire string is valid.
"""
Fixes: ae81195418
Change-Id: I89d26a575ef81ee17483db035924354588d9d094
This is a small standalone program (under MIT license, hence cannot make
use of libosmocore) whose only purpose is to answer GTPC (v1 and v2)
Echo Request messages with Echo Reply ones, with information provided
from the command line.
A small python script companion is provided to easily test the program.
Related: SYS#5598
Change-Id: Ibdd6d8f6920571db0c60cf8b3b25d541b15ad3f1
Pau Espin