xref: /xnu-8020.140.41/libkern/img4/interface.c (revision 27b03b360a988dfd3dfdf34262bb0042026747cc)
1*27b03b36SApple OSS Distributions #include <libkern/libkern.h>
2*27b03b36SApple OSS Distributions #include <libkern/section_keywords.h>
3*27b03b36SApple OSS Distributions #include <libkern/img4/interface.h>
4*27b03b36SApple OSS Distributions 
5*27b03b36SApple OSS Distributions #if defined(SECURITY_READ_ONLY_LATE)
6*27b03b36SApple OSS Distributions SECURITY_READ_ONLY_LATE(const img4_interface_t *) img4if = NULL;
7*27b03b36SApple OSS Distributions #else
8*27b03b36SApple OSS Distributions const img4_interface_t *img4if = NULL;
9*27b03b36SApple OSS Distributions #endif
10*27b03b36SApple OSS Distributions 
11*27b03b36SApple OSS Distributions void
img4_interface_register(const img4_interface_t * i4)12*27b03b36SApple OSS Distributions img4_interface_register(const img4_interface_t *i4)
13*27b03b36SApple OSS Distributions {
14*27b03b36SApple OSS Distributions 	if (img4if) {
15*27b03b36SApple OSS Distributions 		panic("img4 interface already set");
16*27b03b36SApple OSS Distributions 	}
17*27b03b36SApple OSS Distributions 	img4if = i4;
18*27b03b36SApple OSS Distributions }
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