DTrace contest solutions

zosia.sh

# ad8b0a518f4e717b
strings zosia

# b96fce77a01aa3f1
dtrace -c ./zosia -n 'syscall::open:entry /execname == "zosia"/ { printf("code b: %s", copyinstr(arg0)); }'

# c27c4c97a2cca1e5
dtrace -c ./zosia -n 'syscall::write:entry /execname == "zosia"/ { printf("code c: %s", copyinstr(arg1)); }'

# da2c30abab3f9ba0
dtrace -c ./zosia -n 'pid$target::calloc:entry { printf("code d: %x%x", arg0, arg1); }'

# e92ae02dda5d7947
dtrace -c ./zosia -n 'pid$target::target_*:entry { printf("code e: %s", probefunc); }'

# fd328a9f4ffbe5cb
dtrace -c ./zosia -n 'pid$target::another_target:return { printf("code f: %s", copyinstr(arg1)); }'