11-21-2012
That seems a bit beyond me DGPickett, lol. But I do see how multi-threading would make searching multiple things a lot faster.
I'm planning on using multi-threads for my upcoming Digital Forensic's assignment. Need to write a program to crack a password entered in (no encryption).
What I'm going to do is have one thread per character of password entered, go through the ascii table on each, writing 8 characters to a string and compare that to the string entered.
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LEARN ABOUT OSF1
tis_write_lock
tis_write_lock(3) Library Functions Manual tis_write_lock(3)
NAME
tis_write_lock - Acquires the specified read-write lock for write access.
LIBRARY
Standard C Library (libc.so, libc.a)
SYNOPSIS
#include <tis.h>
int tis_write_lock(
tis_rwlock_t *lock);
STANDARDS
None
PARAMETERS
Address of the read-write lock to be acquired for write access.
DESCRIPTION
This routine acquires a read-write lock for write access. This routine waits for any other active locks (for either read or write access)
to be unlocked before this acquisition request is granted.
This routine returns when the specified read-write lock is acquired for write access.
RETURN VALUES
If an error condition occurs, this routine returns an integer value indicating the type of error. Possible return values are as follows:
Successful completion. The value specified by lock is not a valid read-write lock.
ERRORS
None
RELATED INFORMATION
Functions: tis_read_lock(3), tis_read_trylock(3), tis_read_unlock(3), tis_rwlock_destroy(3), tis_rwlock_init(3), tis_write_trylock(3),
tis_write_unlock(3)
Manuals: Guide to DECthreads and Programmer's Guide delim off
tis_write_lock(3)