xref: /xnu-12377.81.4/libkern/img4/interface.c (revision 043036a2b3718f7f0be807e2870f8f47d3fa0796)
1*043036a2SApple OSS Distributions #include <libkern/libkern.h>
2*043036a2SApple OSS Distributions #include <libkern/section_keywords.h>
3*043036a2SApple OSS Distributions #include <libkern/img4/interface.h>
4*043036a2SApple OSS Distributions 
5*043036a2SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*043036a2SApple OSS Distributions SECURITY_READ_ONLY_LATE(const img4_interface_t *) img4if = NULL;
7*043036a2SApple OSS Distributions #else
8*043036a2SApple OSS Distributions const img4_interface_t *img4if = NULL;
9*043036a2SApple OSS Distributions #endif
10*043036a2SApple OSS Distributions 
11*043036a2SApple OSS Distributions void
img4_interface_register(const img4_interface_t * i4)12*043036a2SApple OSS Distributions img4_interface_register(const img4_interface_t *i4)
13*043036a2SApple OSS Distributions {
14*043036a2SApple OSS Distributions 	if (img4if) {
15*043036a2SApple OSS Distributions 		panic("img4 interface already set");
16*043036a2SApple OSS Distributions 	}
17*043036a2SApple OSS Distributions 	img4if = i4;
18*043036a2SApple OSS Distributions }
19