Module ckb_std::syscalls

Re-exports

• pub use crate::error::SysError;

Structs

• SpawnArgsNon-simulator and ckb2023

Functions

• current_cyclesNon-simulator
  Current Cycles returns current cycle consumption just before executing this syscall. This syscall consumes 500 cycles.
• debugNon-simulator
  Output debug message
• execNon-simulator
  Exec runs an executable file from specified cell data in the context of an already existing machine, replacing the previous executable. The used cycles does not change, but the code, registers and memory of the vm are replaced by those of the new program. It’s cycles consumption consists of two parts:
• exitNon-simulator
  Exit, this script will be terminated after the exit syscall. exit code 0 represents verification is success, others represent error code.
• get_memory_limitNon-simulator and ckb2023
  Get memory limit. Note: available after ckb2023.
• load_cellNon-simulator
  Load cell
• load_cell_by_fieldNon-simulator
  Load cell by field
• load_cell_codeNon-simulator
  Load cell code, read cell data as executable code
• load_cell_dataNon-simulator
  Load cell data, read cell data
• load_cell_data_rawNon-simulator
  Load cell data, read cell data
• load_headerNon-simulator
  Load header
• load_header_by_fieldNon-simulator
  Load header by field
• load_inputNon-simulator
  Load input
• load_input_by_fieldNon-simulator
  Load input by field
• load_scriptNon-simulator
  Load script
• load_script_hashNon-simulator
  Load script hash
• load_transactionNon-simulator
  Load transaction
• load_tx_hashNon-simulator
  Load transaction hash
• load_witnessNon-simulator
  Load witness
• set_contentNon-simulator and ckb2023
  Set content. Note: available after ckb2023.
• spawnNon-simulator and ckb2023
  The Spawn and the latter two syscalls: Get Memory Limit and Set Content together, implement a way to call another CKB Script in a CKB Script. Note: available after ckb2023.
• vm_versionNon-simulator
  VM version syscall returns current running VM version, so far 2 values will be returned: