Instead of a bunch of ad hoc tests, keep a bitmask of flags that would
keep this rule from being executed. This also removes the ugly hack of
converting the request mode between opcode and character encodings for
really no good reason.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This adds an "E" flag to the rewrite rules, which exits rule
processing if and only if the result is a valid, accessible
filename. If combined with "r", the rewrite is cancelled if the rule
is not applied.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Instead of taking a boolean value for get/put, pass a character; this
allows us to extend the number of possibilities in the future.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Don't rely on nonstandard bsd_signal() function, instead
require that the platform has sigaction(). This is 2001,
after all. This may resolve some potential portability
problems.
Log a message if memory allocation fails, instead of dying silently.
Clean up the main dispatch loop.
Use <sysexits.h> for exit codes, if it exists.
Reformat tftpd.c to match the other files.
