xref: /xnu-8019.80.24/libkern/apple_encrypted_archive/apple_encrypted_archive.c (revision a325d9c4a84054e40bbe985afedcb50ab80993ea)
1*a325d9c4SApple OSS Distributions #include <libkern/libkern.h>
2*a325d9c4SApple OSS Distributions #include <libkern/section_keywords.h>
3*a325d9c4SApple OSS Distributions #include <libkern/apple_encrypted_archive/apple_encrypted_archive.h>
4*a325d9c4SApple OSS Distributions 
5*a325d9c4SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*a325d9c4SApple OSS Distributions SECURITY_READ_ONLY_LATE(const apple_encrypted_archive_t *) apple_encrypted_archive = NULL;
7*a325d9c4SApple OSS Distributions SECURITY_READ_ONLY_LATE(registration_callback_t) registration_callback = NULL;
8*a325d9c4SApple OSS Distributions #else
9*a325d9c4SApple OSS Distributions const apple_encrypted_archive_t *apple_encrypted_archive = NULL;
10*a325d9c4SApple OSS Distributions registration_callback_t registration_callback = NULL;
11*a325d9c4SApple OSS Distributions #endif
12*a325d9c4SApple OSS Distributions 
13*a325d9c4SApple OSS Distributions void
apple_encrypted_archive_interface_register(const apple_encrypted_archive_t * aea)14*a325d9c4SApple OSS Distributions apple_encrypted_archive_interface_register(const apple_encrypted_archive_t *aea)
15*a325d9c4SApple OSS Distributions {
16*a325d9c4SApple OSS Distributions 	if (apple_encrypted_archive) {
17*a325d9c4SApple OSS Distributions 		panic("apple_encrypted_archive interface already set");
18*a325d9c4SApple OSS Distributions 	}
19*a325d9c4SApple OSS Distributions 
20*a325d9c4SApple OSS Distributions 	apple_encrypted_archive = aea;
21*a325d9c4SApple OSS Distributions 
22*a325d9c4SApple OSS Distributions 	if (registration_callback) {
23*a325d9c4SApple OSS Distributions 		registration_callback();
24*a325d9c4SApple OSS Distributions 	}
25*a325d9c4SApple OSS Distributions }
26*a325d9c4SApple OSS Distributions 
27*a325d9c4SApple OSS Distributions void
apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)28*a325d9c4SApple OSS Distributions apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)
29*a325d9c4SApple OSS Distributions {
30*a325d9c4SApple OSS Distributions 	if (callback && registration_callback) {
31*a325d9c4SApple OSS Distributions 		panic("apple_encrypted_archive interface registration callback is already set");
32*a325d9c4SApple OSS Distributions 	}
33*a325d9c4SApple OSS Distributions 
34*a325d9c4SApple OSS Distributions 	registration_callback = callback;
35*a325d9c4SApple OSS Distributions }
36