| #!/bin/sh |
| |
| # Check decoding of SPARC-specific kern_features syscall. |
| |
| . "${srcdir=.}/scno_tampering.sh" |
| |
| run_prog ../kern_features > /dev/null |
| prog="$args" |
| fault_args='-a16 -e trace=kern_features -e inject=kern_features:retval=' |
| |
| test_run_rval() |
| { |
| local run rval |
| run="$1"; shift |
| rval="$1"; shift |
| |
| run_strace $fault_args$rval $prog $run > "$EXP" |
| match_diff "$LOG" "$EXP" |
| } |
| |
| test_run_rval 0 0 |
| test_run_rval 1 1 |
| test_run_rval 2 2 |
| test_run_rval 3 2147483646 # 0x7ffffffe |
| test_run_rval 4 2147483647 # 0x7fffffff |
| |
| exit 0 # injecting retval < 0 not supported yet |
| |
| case "$SIZEOF_KERNEL_LONG_T" in |
| 4) |
| test_run_rval 5 3735943886 # 0xdeadface |
| test_run_rval 6 4294967295 # 0xffffffff |
| ;; |
| 8) |
| test_run_rval 5 13464652301225294542 # 0xbadc0deddeadface |
| test_run_rval 6 18446744073709551615 # 0xffffffffffffffff |
| ;; |
| esac |
