Crate test_mem_region_proc 

Structs

Ctx 🔒

Constants

MAP_ANON 🔒

MAP_PRIVATE 🔒

MSG_READY 🔒

MSG_STAGE1_DONE 🔒

MSG_STAGE2_DONE 🔒

MSG_STAGE2_GO 🔒

OFF_CHILD_A 🔒

OFF_CHILD_B 🔒

OFF_CHILD_POST_REVOKE 🔒

OFF_PARENT_A 🔒

OFF_PARENT_B 🔒

PAGE_SIZE 🔒

PROT_READ 🔒

PROT_WRITE 🔒

REGION_LEN 🔒

REGION_PAGES 🔒

VAL_CHILD_A 🔒

VAL_CHILD_B 🔒

VAL_CHILD_POST_REVOKE 🔒

VAL_PARENT_A 🔒

VAL_PARENT_B 🔒

Functions

_start

Userspace entry point.

check_expect_err 🔒

Check that a syscall fails with a specific error.

check_ok 🔒

Check a syscall result and keep the successful value.

child_abort 🔒

Exit the child process after logging a failure.

child_main 🔒

Run the child-side logic of the multi-process test.

close_quiet 🔒

Close a file descriptor and ignore errors.

expected_seed 🔒

Return the deterministic seeded byte for one offset.

fail 🔒

Record a failed check.

log 🔒

Write to stdout.

log_err 🔒

Write to stderr.

log_handle_info 🔒

Log handle metadata.

log_hex_u64 🔒

Write an unsigned integer in hexadecimal.

log_region_info 🔒

Log region metadata.

log_u64 🔒

Write an unsigned integer in decimal.

map_source_region 🔒

Create the anonymous source mapping used for export tests.

ok 🔒

Record a successful check.

panic 🔒

Abort the process on panic.

read_exact 🔒

Read the full buffer from a file descriptor.

recv_u8 🔒

Receive a single control byte from a pipe.

recv_u64 🔒

Receive a native-endian 64-bit value from a pipe.

run_suite 🔒

Run the full multi-process MemoryRegion suite.

section 🔒

Print a section banner.

seed_region 🔒

Fill the region with a deterministic seed.

send_u8 🔒

Send a single control byte through a pipe.

send_u64 🔒

Send a native-endian 64-bit value through a pipe.

verify_byte 🔒

Check one byte in the source region.

wait_exit_code 🔒

Decode a wait status and return the process exit code when it exited normally.

write_all 🔒

Write the full buffer to a file descriptor.

write_fd 🔒

Write a message to a file descriptor.