logic

check_program(program, args=None)

Performs program checking for max length and cost

Parameters:
  • program (bytes) – compiled program
  • args (list[bytes]) – args are not signed, but are checked by logic
Returns:

True on success

Return type:

bool

Raises:

InvalidProgram – on error

read_program(program, args=None)
check_int_const_block(program, pc)
read_int_const_block(program, pc)
check_byte_const_block(program, pc)
read_byte_const_block(program, pc)
parse_uvarint(buf)
address(program)

Return the address of the program.

Parameters:program (bytes) – compiled program
Returns:program address
Return type:str
teal_sign(private_key, data, contract_addr)

Return the signature suitable for ed25519verify TEAL opcode

Parameters:
  • private_key (str) – private key to sign with
  • data (bytes) – data to sign
  • contract_addr (str) – program hash (contract address) to sign for
Returns:

signature

Return type:

bytes

teal_sign_from_program(private_key, data, program)

Return the signature suitable for ed25519verify TEAL opcode

Parameters:
  • private_key (str) – private key to sign with
  • data (bytes) – data to sign
  • program (bytes) – program to sign for
Returns:

signature

Return type:

bytes