xref: /xnu-10002.81.5/libkern/img4/interface.c (revision 5e3eaea39dcf651e66cb99ba7d70e32cc4a99587)
1*5e3eaea3SApple OSS Distributions #include <libkern/libkern.h>
2*5e3eaea3SApple OSS Distributions #include <libkern/section_keywords.h>
3*5e3eaea3SApple OSS Distributions #include <libkern/img4/interface.h>
4*5e3eaea3SApple OSS Distributions 
5*5e3eaea3SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*5e3eaea3SApple OSS Distributions SECURITY_READ_ONLY_LATE(const img4_interface_t *) img4if = NULL;
7*5e3eaea3SApple OSS Distributions #else
8*5e3eaea3SApple OSS Distributions const img4_interface_t *img4if = NULL;
9*5e3eaea3SApple OSS Distributions #endif
10*5e3eaea3SApple OSS Distributions 
11*5e3eaea3SApple OSS Distributions void
img4_interface_register(const img4_interface_t * i4)12*5e3eaea3SApple OSS Distributions img4_interface_register(const img4_interface_t *i4)
13*5e3eaea3SApple OSS Distributions {
14*5e3eaea3SApple OSS Distributions 	if (img4if) {
15*5e3eaea3SApple OSS Distributions 		panic("img4 interface already set");
16*5e3eaea3SApple OSS Distributions 	}
17*5e3eaea3SApple OSS Distributions 	img4if = i4;
18*5e3eaea3SApple OSS Distributions }
19