xref: /xnu-8792.61.2/libkern/img4/interface.c (revision 42e220869062b56f8d7d0726fd4c88954f87902c)
1*42e22086SApple OSS Distributions #include <libkern/libkern.h>
2*42e22086SApple OSS Distributions #include <libkern/section_keywords.h>
3*42e22086SApple OSS Distributions #include <libkern/img4/interface.h>
4*42e22086SApple OSS Distributions 
5*42e22086SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*42e22086SApple OSS Distributions SECURITY_READ_ONLY_LATE(const img4_interface_t *) img4if = NULL;
7*42e22086SApple OSS Distributions #else
8*42e22086SApple OSS Distributions const img4_interface_t *img4if = NULL;
9*42e22086SApple OSS Distributions #endif
10*42e22086SApple OSS Distributions 
11*42e22086SApple OSS Distributions void
img4_interface_register(const img4_interface_t * i4)12*42e22086SApple OSS Distributions img4_interface_register(const img4_interface_t *i4)
13*42e22086SApple OSS Distributions {
14*42e22086SApple OSS Distributions 	if (img4if) {
15*42e22086SApple OSS Distributions 		panic("img4 interface already set");
16*42e22086SApple OSS Distributions 	}
17*42e22086SApple OSS Distributions 	img4if = i4;
18*42e22086SApple OSS Distributions }
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