xref: /xnu-12377.61.12/libkern/img4/interface.c (revision 4d495c6e23c53686cf65f45067f79024cf5dcee8)
1*4d495c6eSApple OSS Distributions #include <libkern/libkern.h>
2*4d495c6eSApple OSS Distributions #include <libkern/section_keywords.h>
3*4d495c6eSApple OSS Distributions #include <libkern/img4/interface.h>
4*4d495c6eSApple OSS Distributions 
5*4d495c6eSApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*4d495c6eSApple OSS Distributions SECURITY_READ_ONLY_LATE(const img4_interface_t *) img4if = NULL;
7*4d495c6eSApple OSS Distributions #else
8*4d495c6eSApple OSS Distributions const img4_interface_t *img4if = NULL;
9*4d495c6eSApple OSS Distributions #endif
10*4d495c6eSApple OSS Distributions 
11*4d495c6eSApple OSS Distributions void
img4_interface_register(const img4_interface_t * i4)12*4d495c6eSApple OSS Distributions img4_interface_register(const img4_interface_t *i4)
13*4d495c6eSApple OSS Distributions {
14*4d495c6eSApple OSS Distributions 	if (img4if) {
15*4d495c6eSApple OSS Distributions 		panic("img4 interface already set");
16*4d495c6eSApple OSS Distributions 	}
17*4d495c6eSApple OSS Distributions 	img4if = i4;
18*4d495c6eSApple OSS Distributions }
19