xref: /xnu-8020.101.4/libkern/apple_encrypted_archive/apple_encrypted_archive.c (revision e7776783b89a353188416a9a346c6cdb4928faad)
1*e7776783SApple OSS Distributions #include <libkern/libkern.h>
2*e7776783SApple OSS Distributions #include <libkern/section_keywords.h>
3*e7776783SApple OSS Distributions #include <libkern/apple_encrypted_archive/apple_encrypted_archive.h>
4*e7776783SApple OSS Distributions 
5*e7776783SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*e7776783SApple OSS Distributions SECURITY_READ_ONLY_LATE(const apple_encrypted_archive_t *) apple_encrypted_archive = NULL;
7*e7776783SApple OSS Distributions SECURITY_READ_ONLY_LATE(registration_callback_t) registration_callback = NULL;
8*e7776783SApple OSS Distributions #else
9*e7776783SApple OSS Distributions const apple_encrypted_archive_t *apple_encrypted_archive = NULL;
10*e7776783SApple OSS Distributions registration_callback_t registration_callback = NULL;
11*e7776783SApple OSS Distributions #endif
12*e7776783SApple OSS Distributions 
13*e7776783SApple OSS Distributions void
apple_encrypted_archive_interface_register(const apple_encrypted_archive_t * aea)14*e7776783SApple OSS Distributions apple_encrypted_archive_interface_register(const apple_encrypted_archive_t *aea)
15*e7776783SApple OSS Distributions {
16*e7776783SApple OSS Distributions 	if (apple_encrypted_archive) {
17*e7776783SApple OSS Distributions 		panic("apple_encrypted_archive interface already set");
18*e7776783SApple OSS Distributions 	}
19*e7776783SApple OSS Distributions 
20*e7776783SApple OSS Distributions 	apple_encrypted_archive = aea;
21*e7776783SApple OSS Distributions 
22*e7776783SApple OSS Distributions 	if (registration_callback) {
23*e7776783SApple OSS Distributions 		registration_callback();
24*e7776783SApple OSS Distributions 	}
25*e7776783SApple OSS Distributions }
26*e7776783SApple OSS Distributions 
27*e7776783SApple OSS Distributions void
apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)28*e7776783SApple OSS Distributions apple_encrypted_archive_interface_set_registration_callback(registration_callback_t callback)
29*e7776783SApple OSS Distributions {
30*e7776783SApple OSS Distributions 	if (callback && registration_callback) {
31*e7776783SApple OSS Distributions 		panic("apple_encrypted_archive interface registration callback is already set");
32*e7776783SApple OSS Distributions 	}
33*e7776783SApple OSS Distributions 
34*e7776783SApple OSS Distributions 	registration_callback = callback;
35*e7776783SApple OSS Distributions }
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