int/u_int Data Types Used
Frank-M Mohr
frank-m.mohr at db.com
Wed Aug 15 06:35:39 EST 2001
I was looking after some compiler warnings in openssh-2.9p2, same with yesterday's snap
(about 15 Warnings, some for void*/function ptr warnings)
IBM's compiler gives warnings, gcc on Linux doesn't complain about them.
Example:
"authfd.c", line 414.49: 1506-280 (W) Function argument assignment between types "unsigned int*" and "int*" is not allowed.
I found a few things:
- pointers to signed/unsigned ints are used for buffer/packet length parameters
-> should I try to fix these warnings / maximum buffer size is defined as 256k so there should be no problem to use a typecast
- in configure the size of int is checked, but 2 byte int's (Ansi C minimum) would cause an overflow for buffer sizes of 256k
-> shouldn't configure stop there? (btw are 16bit ints still used on any unix systems? minix or embeded systems might do so)
frank
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