tools/testing/selftests/arm64/pauth/helper.h

File Facts

System

Linux kernel

Corpus path

tools/testing/selftests/arm64/pauth/helper.h

Extension

.h

Size

499 bytes

Lines

29

Domain

Support Tooling And Documentation

Bucket

tools

Inferred role

Support Tooling And Documentation: implementation source

Status

source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

• Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.
• Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.

Dependency Surface

• stdlib.h

Detected Declarations

• struct signatures

Annotated Snippet

struct signatures {
	size_t keyia;
	size_t keyib;
	size_t keyda;
	size_t keydb;
	size_t keyg;
};

void pac_corruptor(void);

/* PAuth sign a value with key ia and modifier value 0 */
size_t keyia_sign(size_t val);
size_t keyib_sign(size_t val);
size_t keyda_sign(size_t val);
size_t keydb_sign(size_t val);
size_t keyg_sign(size_t val);

#endif

Annotation

• Immediate include surface: `stdlib.h`.
• Detected declarations: `struct signatures`.
• Atlas domain: Support Tooling And Documentation / tools.
• Implementation status: source implementation candidate.

Implementation Notes

• This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
• Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
• Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.