compression.c

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    1 #include <libkern/libkern.h>
    2 #include <libkern/section_keywords.h>
    3 #include <libkern/compression/compression.h>
    4 
    5 #if defined(SECURITY_READ_ONLY_LATE)
    6 SECURITY_READ_ONLY_LATE(const compression_ki_t*) compression_ki_ptr = NULL;
    7 static SECURITY_READ_ONLY_LATE(registration_callback_t) registration_callback = NULL;
    8 #else
    9 const compression_ki_t* compression_ki_ptr = NULL;
   10 static registration_callback_t registration_callback = NULL;
   11 #endif
   12 
   13 void
   14 compression_interface_register(const compression_ki_t *ki)
   15 {
   16         if (compression_ki_ptr) {
   17                 panic("compression interface already set");
   18         }
   19 
   20         compression_ki_ptr = ki;
   21 
   22         if (registration_callback) {
   23                 registration_callback();
   24         }
   25 }
   26 
   27 void
   28 compression_interface_set_registration_callback(registration_callback_t callback)
   29 {
   30         if (callback && registration_callback) {
   31                 panic("compression interface registration callback is already set");
   32         }
   33 
   34         registration_callback = callback;
   35 }

Cache object: 305d7174011bbe108e65e26198b81877

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FreeBSD/Linux Kernel Cross Reference sys/libkern/compression/compression.c

FreeBSD/Linux Kernel Cross Reference
sys/libkern/compression/compression.c