#pragma once /** * @brief Solana program entrypoint */ #include <sol/constants.h> #include <sol/types.h> #include <sol/pubkey.h> #ifdef __cplusplus extern "C" { #endif /** * Keyed Account */ typedef struct { SolPubkey *key; /** Public key of the account */ uint64_t *lamports; /** Number of lamports owned by this account */ uint64_t data_len; /** Length of data in bytes */ uint8_t *data; /** On-chain data within this account */ SolPubkey *owner; /** Program that owns this account */ uint64_t rent_epoch; /** The epoch at which this account will next owe rent */ bool is_signer; /** Transaction was signed by this account's key? */ bool is_writable; /** Is the account writable? */ bool executable; /** This account's data contains a loaded program (and is now read-only) */ } SolAccountInfo; /** * Structure that the program's entrypoint input data is deserialized into. */ typedef struct { SolAccountInfo* ka; /** Pointer to an array of SolAccountInfo, must already point to an array of SolAccountInfos */ uint64_t ka_num; /** Number of SolAccountInfo entries in `ka` */ const uint8_t *data; /** pointer to the instruction data */ uint64_t data_len; /** Length in bytes of the instruction data */ const SolPubkey *program_id; /** program_id of the currently executing program */ } SolParameters; /** * Program instruction entrypoint * * @param input Buffer of serialized input parameters. Use sol_deserialize() to decode * @return 0 if the instruction executed successfully */ uint64_t entrypoint(const uint8_t *input); #ifdef __cplusplus } #endif /**@}*/