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Title metadata (edit)

Revision as of 15:42, 12 July 2011

894 bytes removed ,  15:42, 12 July 2011
no edit summary
Line 43: Line 43:  
| 0x1DC||0x2DC||2||Title version
 
| 0x1DC||0x2DC||2||Title version
 
|-
 
|-
−
| 0x1DE||0x2DE||2||Number of contents
+
| 0x1DE||0x2DE||2||Number of contents (contcount)
 
|-
 
|-
−
| 0x1E0||0x2E0||64||Content Records
+
| 0x1E0||0x2E0||2||Boot content
 
|-
 
|-
−
| 0x220||0x320||40||Padding modulo 64
+
| 0x204||0x204||36*64||Content info records
 
|-
 
|-
−
| 0x248||0x348||4||Boot content
+
| 0xB04||0xC04||48*contcount|| Content chunk records
 +
|}
 +
 
 +
=== Content info records ===
 +
{| class="wikitable"
 
|-
 
|-
−
| 0x24C||0x34C||4||Banner content
+
! Start
 +
! Length
 +
! Description
 
|-
 
|-
−
| 0x250||0x350||4||Banner size
+
| 0x00
 +
| 2
 +
| Content index offset
 
|-
 
|-
−
| 0x254||0x354||32||Hash
+
| 0x02
 +
| 2
 +
| Content command count
 +
|-
 +
| 0x04
 +
| 32
 +
| SHA-256 hash? Commands?
 
|}
 
|}
   −
=== Content Records ===
+
=== Content chunk records ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 67: Line 81:  
| 0x00
 
| 0x00
 
| 4
 
| 4
−
| Content ID
+
| Content id
 
|-
 
|-
 
| 0x04
 
| 0x04
 +
| 2
 +
| Content index
 +
|-
 +
| 0x06
 +
| 2
 +
| Content type
 +
|-
 +
| 0x08
 +
| 8
 +
| Content size
 +
|-
 +
| 0x10
 
| 32
 
| 32
−
| SHA-256 Hash
+
| SHA-256 hash
 
|}
 
|}
   Line 108: Line 134:  
== Example code application ==
 
== Example code application ==
 
<source lang="c">
 
<source lang="c">
−
typedef struct {
  −
        u32 cid;        // content id
  −
        u8  hash[0x20];  // SHA-256 hash
  −
} content_record;        // size: 0x24 bytes
  −
   
  enum sig_type {
 
  enum sig_type {
 
         RSA_2048_SHA256 = 0x00010004,
 
         RSA_2048_SHA256 = 0x00010004,
Line 119: Line 140:  
         RSA_4096_SHA1  = 0x00010000
 
         RSA_4096_SHA1  = 0x00010000
 
  };
 
  };
−
  −
typedef struct {
  −
        u32 sig_type;
  −
        u8 sig[*];    // * Signature size
  −
        u8 fill1[60];
  −
        u8 issuer[64]; // Root-CA%08x-CP%08x
  −
        u8 version;
  −
        u8 ca_crl_version;
  −
        u8 signer_crl_version;
  −
        u8 fill2;
  −
        u64 sys_version;
  −
        u64 title_id;
  −
        u32 title_type;
  −
        u16 group_id; // publisher
  −
        u8 reserved[62];
  −
        u32 access_rights;
  −
        u16 title_version;
  −
        u16 num_contents;
  −
        content_record contents[0x40];
  −
        u8 padding[0x28];
  −
        u32 boot_content;
  −
        u32 banner_content;
  −
        u32 banner_size;
  −
        u8 hash[0x20]; /* Huh? */
  −
} tmd;
     −
//The tmd is then followed by a chain of certificates, where each certificate is of the general form
+
// Sorry I removed the example struct because it is wrong.
−
typedef struct {
  −
        u32 sig_type;
  −
        u8 sig[*];        // * Signature size
  −
        u8 issuer[64];
  −
        u32 tag;          // identifies what is being signed
  −
        u8 name[64];      // name of thing being signed
  −
        u8 key[...];
  −
} certificate;
   
</source>
 
</source>
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