xref: /xnu-12377.1.9/libkern/apple_encrypted_archive/apple_encrypted_archive.c (revision f6217f891ac0bb64f3d375211650a4c1ff8ca1ea)
1*f6217f89SApple OSS Distributions #include <libkern/libkern.h>
2*f6217f89SApple OSS Distributions #include <libkern/section_keywords.h>
3*f6217f89SApple OSS Distributions #include <libkern/apple_encrypted_archive/apple_encrypted_archive.h>
4*f6217f89SApple OSS Distributions 
5*f6217f89SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*f6217f89SApple OSS Distributions SECURITY_READ_ONLY_LATE(const apple_encrypted_archive_t *) apple_encrypted_archive = NULL;
7*f6217f89SApple OSS Distributions SECURITY_READ_ONLY_LATE(registration_callback_t) registration_callback = NULL;
8*f6217f89SApple OSS Distributions #else
9*f6217f89SApple OSS Distributions const apple_encrypted_archive_t *apple_encrypted_archive = NULL;
10*f6217f89SApple OSS Distributions registration_callback_t registration_callback = NULL;
11*f6217f89SApple OSS Distributions #endif
12*f6217f89SApple OSS Distributions 
13*f6217f89SApple OSS Distributions void
apple_encrypted_archive_interface_register(const apple_encrypted_archive_t * aea)14*f6217f89SApple OSS Distributions apple_encrypted_archive_interface_register(const apple_encrypted_archive_t *aea)
15*f6217f89SApple OSS Distributions {
16*f6217f89SApple OSS Distributions 	if (apple_encrypted_archive) {
17*f6217f89SApple OSS Distributions 		panic("apple_encrypted_archive interface already set");
18*f6217f89SApple OSS Distributions 	}
19*f6217f89SApple OSS Distributions 
20*f6217f89SApple OSS Distributions 	apple_encrypted_archive = aea;
21*f6217f89SApple OSS Distributions 
22*f6217f89SApple OSS Distributions 	if (registration_callback) {
23*f6217f89SApple OSS Distributions 		registration_callback();
24*f6217f89SApple OSS Distributions 	}
25*f6217f89SApple OSS Distributions }
26*f6217f89SApple OSS Distributions 
27*f6217f89SApple OSS Distributions void
apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)28*f6217f89SApple OSS Distributions apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)
29*f6217f89SApple OSS Distributions {
30*f6217f89SApple OSS Distributions 	if (callback && registration_callback) {
31*f6217f89SApple OSS Distributions 		panic("apple_encrypted_archive interface registration callback is already set");
32*f6217f89SApple OSS Distributions 	}
33*f6217f89SApple OSS Distributions 
34*f6217f89SApple OSS Distributions 	registration_callback = callback;
35*f6217f89SApple OSS Distributions }
36