EXTERNAL_HEADERS/img4/environment.h

   1 /*!
   2  * @header
   3  * Image4 environments.
   4  */
   5 #ifndef __IMG4_ENVIRONMENT_H
   6 #define __IMG4_ENVIRONMENT_H
   7
   8 #ifndef __IMG4_INDIRECT
   9 #error "Please #include <img4/img4.h> instead of this file directly"
  10 #endif // __IMG4_INDIRECT
  11
  12 #if IMG4_TAPI
  13 #include "tapi.h"
  14 #endif
  15
  16 /*!
  17  * @typedef img4_environment_t
  18  * An opaque type describing an Image4 environment.
  19  */
  20 typedef struct _img4_environment img4_environment_t;
  21
  22 /*!
  23  * @const IMG4_ENVIRONMENT_PLATFORM
  24  * The environment for the host that uses the default platform implementation to
  25  * resolve the environment. This is the environment against which manifests are
  26  * personalized.
  27  */
  28 #if !XNU_KERNEL_PRIVATE
  29 IMG4_API_AVAILABLE_20180112
  30 OS_EXPORT
  31 const struct _img4_environment _img4_environment_platform;
  32 #define IMG4_ENVIRONMENT_PLATFORM (&_img4_environment_platform)
  33 #else
  34 #define IMG4_ENVIRONMENT_PLATFORM (img4if->i4if_environment_platform)
  35 #endif
  36
  37
  38 /*!
  39  * @const IMG4_ENVIRONMENT_TRUST_CACHE
  40  * The software environment for globally-signed loadable trust caches. This
  41  * environment should be used as a fallback when validation against the platform
  42  * fails, and the caller is handling a loadable trust cache.
  43  */
  44 #if !XNU_KERNEL_PRIVATE
  45 IMG4_API_AVAILABLE_20181004
  46 OS_EXPORT
  47 const struct _img4_environment _img4_environment_trust_cache;
  48 #define IMG4_ENVIRONMENT_TRUST_CACHE (&_img4_environment_trust_cache)
  49 #else
  50 #define IMG4_ENVIRONMENT_TRUST_CACHE (img4if->i4if_environment_trust_cache)
  51 #endif
  52
  53 #endif // __IMG4_ENVIRONMENT_H