xref: /xnu-11417.140.69/libkern/apple_encrypted_archive/apple_encrypted_archive.c (revision 43a90889846e00bfb5cf1d255cdc0a701a1e05a4)
1*43a90889SApple OSS Distributions #include <libkern/libkern.h>
2*43a90889SApple OSS Distributions #include <libkern/section_keywords.h>
3*43a90889SApple OSS Distributions #include <libkern/apple_encrypted_archive/apple_encrypted_archive.h>
4*43a90889SApple OSS Distributions 
5*43a90889SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*43a90889SApple OSS Distributions SECURITY_READ_ONLY_LATE(const apple_encrypted_archive_t *) apple_encrypted_archive = NULL;
7*43a90889SApple OSS Distributions SECURITY_READ_ONLY_LATE(registration_callback_t) registration_callback = NULL;
8*43a90889SApple OSS Distributions #else
9*43a90889SApple OSS Distributions const apple_encrypted_archive_t *apple_encrypted_archive = NULL;
10*43a90889SApple OSS Distributions registration_callback_t registration_callback = NULL;
11*43a90889SApple OSS Distributions #endif
12*43a90889SApple OSS Distributions 
13*43a90889SApple OSS Distributions void
apple_encrypted_archive_interface_register(const apple_encrypted_archive_t * aea)14*43a90889SApple OSS Distributions apple_encrypted_archive_interface_register(const apple_encrypted_archive_t *aea)
15*43a90889SApple OSS Distributions {
16*43a90889SApple OSS Distributions 	if (apple_encrypted_archive) {
17*43a90889SApple OSS Distributions 		panic("apple_encrypted_archive interface already set");
18*43a90889SApple OSS Distributions 	}
19*43a90889SApple OSS Distributions 
20*43a90889SApple OSS Distributions 	apple_encrypted_archive = aea;
21*43a90889SApple OSS Distributions 
22*43a90889SApple OSS Distributions 	if (registration_callback) {
23*43a90889SApple OSS Distributions 		registration_callback();
24*43a90889SApple OSS Distributions 	}
25*43a90889SApple OSS Distributions }
26*43a90889SApple OSS Distributions 
27*43a90889SApple OSS Distributions void
apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)28*43a90889SApple OSS Distributions apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)
29*43a90889SApple OSS Distributions {
30*43a90889SApple OSS Distributions 	if (callback && registration_callback) {
31*43a90889SApple OSS Distributions 		panic("apple_encrypted_archive interface registration callback is already set");
32*43a90889SApple OSS Distributions 	}
33*43a90889SApple OSS Distributions 
34*43a90889SApple OSS Distributions 	registration_callback = callback;
35*43a90889SApple OSS Distributions }
36