Protocol

Inputs

• Job ID - unsigned int 32 bit
• h0-h7 - unsigned int 32 bit
• data - 64 bytes
• iterations - unsigned int 32 bit

Outputs

• output_hash - 32 bytes
• output_random - 32 bytes

Job Packet

• HEADER: 0xa461a18c (magic number)
• JOB_ID: 4 bytes
• H0-H7: 8 * 4 = 32 bytes
• DATA: 64 bytes
• ITERATIONS: 4 bytes

┌──────┬──────┬──┬──┬──┬──┬──┬──┬──┬──┬─────────┬──────────┐ │HEADER│JOB_ID│H0│H1│H2│H3│H4│H5│H6│H7│DATA ....│ITERATIONS│ └──────┴──────┴──┴──┴──┴──┴──┴──┴──┴──┴─────────┴──────────┘

┌─────┬────────────┬─────┬────┐ │NONCE│48 bytes....│NONCE│TAIL│ └─────┴────────────┴─────┴────┘

Job Packet

• HEADER: 0x4294379b (magic number)
• JOB_ID: 4 bytes
• OUTPUT_HASH: 32 bytes
• OUTPUT_DATA: 64 bytes

┌──────┬──────┬───────────┬───────────┐ │HEADER│JOB_ID│OUTPUT_HASH│OUTPUT_DATA│ └──────┴──────┴───────────┴───────────┘

Example

Input:

a461a18c
3ef5d0bb
da5698be17b9b46962335799779fbeca8ce5d491c0d26243bafef9ea1837a9d8
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000
00000001

• JobID: 3ef5d0bb
• H: [3663108286, 398046313, 1647531929, 2006957770, 2363872401, 3235013187, 3137272298, 406301144]
• Data: 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000
• Iterations: 1

Output:

4294379b
3ef5d0bb
409a7f83ac6b31dc8c77e3ec18038f209bd2f545e0f4177c2e2381aa4e067b49
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000

• JobID: 3ef5d0bb
• Output: 409a7f83ac6b31dc8c77e3ec18038f209bd2f545e0f4177c2e2381aa4e067b49
• Output Data: 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000