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[wip] flamenco: activate precompiles at activation #5155

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[wip] flamenco: activate precompiles at activation #5155

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8 changes: 8 additions & 0 deletions src/flamenco/runtime/fd_runtime.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2660,6 +2660,14 @@ fd_apply_builtin_program_feature_transitions( fd_exec_slot_ctx_t * slot_ctx,
}
}

/* https://github.com/anza-xyz/agave/blob/c1080de464cfb578c301e975f498964b5d5313db/runtime/src/bank.rs#L6795-L6805 */
fd_precompile_program_t const * precompiles = fd_precompiles();
for( ulong i=0UL; i<fd_num_precompiles(); i++ ) {
if( FD_FEATURE_JUST_ACTIVATED_OFFSET( slot_ctx, precompiles[i].feature_offset ) ) {
fd_write_builtin_account( slot_ctx, *precompiles[i].pubkey, "", 0 );
}
}

} FD_SPAD_FRAME_END;
}

Expand Down
29 changes: 29 additions & 0 deletions src/flamenco/runtime/program/fd_builtin_programs.c
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
#include "fd_builtin_programs.h"
#include "fd_precompiles.h"
#include "../fd_runtime.h"
#include "../fd_acc_mgr.h"
#include "../fd_system_ids.h"
Expand Down Expand Up @@ -26,6 +27,13 @@
builtin_program_id \
}

#define PRECOMPILE(program_id, feature_offset, verify_fn) \
{ \
program_id, \
feature_offset, \
verify_fn \
}

#define NO_CORE_BPF_MIGRATION_CONFIG NULL

#define DEFINE_CORE_BPF_MIGRATION_CONFIG(name, buffer_address, feature_offset, program_id) \
Expand Down Expand Up @@ -57,12 +65,23 @@ DEFINE_CORE_BPF_MIGRATION_CONFIG(STATELESS_TO_CORE_BPF_FEATURE_GATE_PROGRAM_CONF

#define FEATURE_PROGRAM_BUILTIN STATELESS_BUILTIN(&fd_solana_feature_program_id, MIGRATE_STATELESS_TO_CORE_BPF_FEATURE_GATE_PROGRAM_CONFIG)

#define SECP256R1_PROGRAM_BUILTIN PRECOMPILE(&fd_solana_secp256r1_program_id, offsetof(fd_features_t, enable_secp256r1_precompile), fd_precompile_secp256r1_verify)
#define KECCAK_SECP_PROGRAM_BUILTIN PRECOMPILE(&fd_solana_keccak_secp_256k_program_id, NO_ENABLE_FEATURE_ID, fd_precompile_secp256k1_verify)
#define ED25519_SV_PROGRAM_BUILTIN PRECOMPILE(&fd_solana_ed25519_sig_verify_program_id, NO_ENABLE_FEATURE_ID, fd_precompile_ed25519_verify)

/* https://github.com/anza-xyz/agave/blob/v2.1.0/runtime/src/bank/builtins/mod.rs#L133-L143 */
static const fd_stateless_builtin_program_t stateless_programs_builtins[] = {
FEATURE_PROGRAM_BUILTIN
};
#define STATELESS_BUILTINS_COUNT (sizeof(stateless_programs_builtins) / sizeof(fd_stateless_builtin_program_t))

static const fd_precompile_program_t precompiles[] = {
SECP256R1_PROGRAM_BUILTIN,
KECCAK_SECP_PROGRAM_BUILTIN,
ED25519_SV_PROGRAM_BUILTIN
};
#define PRECOMPILE_PROGRAMS_COUNT (sizeof(precompiles) / sizeof(fd_precompile_program_t))

/* https://github.com/anza-xyz/agave/blob/v2.1.0/runtime/src/bank/builtins/mod.rs#L34-L131 */
static fd_builtin_program_t const builtin_programs[] = {
SYSTEM_PROGRAM_BUILTIN,
Expand Down Expand Up @@ -250,6 +269,16 @@ fd_num_stateless_builtins( void ) {
return STATELESS_BUILTINS_COUNT;
}

fd_precompile_program_t const *
fd_precompiles( void ) {
return precompiles;
}

ulong
fd_num_precompiles( void ) {
return PRECOMPILE_PROGRAMS_COUNT;
}

uchar
fd_is_migrating_builtin_program( fd_exec_txn_ctx_t const * txn_ctx,
fd_pubkey_t const * pubkey,
Expand Down
13 changes: 13 additions & 0 deletions src/flamenco/runtime/program/fd_builtin_programs.h
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,13 @@ struct fd_stateless_builtin_program {
};
typedef struct fd_stateless_builtin_program fd_stateless_builtin_program_t;

struct fd_precompile_program {
fd_pubkey_t const * pubkey;
ulong feature_offset;
int (*verify_fn)(fd_exec_instr_ctx_t*);
};
typedef struct fd_precompile_program fd_precompile_program_t;

FD_PROTOTYPES_BEGIN

/* Initialize the builtin program accounts */
Expand Down Expand Up @@ -79,6 +86,12 @@ fd_is_migrating_builtin_program( fd_exec_txn_ctx_t const * txn_ctx,
uchar
fd_is_non_migrating_builtin_program( fd_pubkey_t const * pubkey );

fd_precompile_program_t const *
fd_precompiles( void );

ulong
fd_num_precompiles( void );

FD_PROTOTYPES_END

#endif /* HEADER_fd_src_flamenco_runtime_program_fd_buildin_programs_h */
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