bsd/kern/chunklist.h

   1 #ifndef _CHUNKLIST_H
   2 #define _CHUNKLIST_H
   3
   4
   5 #include <libkern/crypto/sha2.h>
   6
   7 /*
   8  * Chunklist file format
   9  */
  10
  11 #define CHUNKLIST_MAGIC               0x4C4B4E43
  12 #define CHUNKLIST_FILE_VERSION_10     1
  13 #define CHUNKLIST_CHUNK_METHOD_10     1
  14 #define CHUNKLIST_SIGNATURE_METHOD_10 1
  15 #define CHUNKLIST_SIG_LEN             256
  16 #define CHUNKLIST_PUBKEY_LEN          (2048/8)
  17
  18 struct chunklist_hdr {
  19         uint32_t cl_magic;
  20         uint32_t cl_header_size;
  21         uint8_t  cl_file_ver;
  22         uint8_t  cl_chunk_method;
  23         uint8_t  cl_sig_method;
  24         uint8_t  __unused1;
  25         uint64_t cl_chunk_count;
  26         uint64_t cl_chunk_offset;
  27         uint64_t cl_sig_offset;
  28 } __attribute__((packed));
  29
  30 struct chunklist_chunk {
  31         uint32_t chunk_size;
  32         uint8_t  chunk_sha256[SHA256_DIGEST_LENGTH];
  33 } __attribute__((packed));
  34
  35 struct chunklist_sig {
  36         uint8_t  cl_sig[CHUNKLIST_SIG_LEN];
  37 };
  38
  39
  40 /*
  41  * Chunklist signing public keys
  42  */
  43
  44 struct chunklist_pubkey {
  45         const bool isprod;
  46         const uint8_t key[CHUNKLIST_PUBKEY_LEN];
  47 };
  48
  49 const struct chunklist_pubkey chunklist_pubkeys[] = {
  50
  51 };
  52
  53 #define CHUNKLIST_NPUBKEYS (sizeof(chunklist_pubkeys)/sizeof(chunklist_pubkeys[0]))
  54
  55 #endif