xref: /xnu-10002.41.9/libkern/img4/interface.c (revision 699cd48037512bf4380799317ca44ca453c82f57)
1*699cd480SApple OSS Distributions #include <libkern/libkern.h>
2*699cd480SApple OSS Distributions #include <libkern/section_keywords.h>
3*699cd480SApple OSS Distributions #include <libkern/img4/interface.h>
4*699cd480SApple OSS Distributions 
5*699cd480SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*699cd480SApple OSS Distributions SECURITY_READ_ONLY_LATE(const img4_interface_t *) img4if = NULL;
7*699cd480SApple OSS Distributions #else
8*699cd480SApple OSS Distributions const img4_interface_t *img4if = NULL;
9*699cd480SApple OSS Distributions #endif
10*699cd480SApple OSS Distributions 
11*699cd480SApple OSS Distributions void
img4_interface_register(const img4_interface_t * i4)12*699cd480SApple OSS Distributions img4_interface_register(const img4_interface_t *i4)
13*699cd480SApple OSS Distributions {
14*699cd480SApple OSS Distributions 	if (img4if) {
15*699cd480SApple OSS Distributions 		panic("img4 interface already set");
16*699cd480SApple OSS Distributions 	}
17*699cd480SApple OSS Distributions 	img4if = i4;
18*699cd480SApple OSS Distributions }
19