Function parsePermissions

proc_maps.go:113–135

parsePermissions parses a token and returns any that are set.

(s string)

// parsePermissions parses a token and returns any that are set.
func parsePermissions(s string) (*ProcMapPermissions, error) {
	if len(s) < 4 {
		return nil, fmt.Errorf("%w: invalid permissions token", ErrFileParse)
	}

	perms := ProcMapPermissions{}
	for _, ch := range s {
		switch ch {
		case 'r':
			perms.Read = true
		case 'w':
			perms.Write = true
		case 'x':
			perms.Execute = true
		case 'p':
			perms.Private = true
		case 's':
			perms.Shared = true
		}
	}

	return &perms, nil
}

// parseProcMap will attempt to parse a single line within a proc/[pid]/maps
// buffer.