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flamenco: adding cpi to system program to bpf deploy #1654
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2d82951
adding native program cpi to system program for bpf deploy
ibhatt-jumptrading fb50e7f
adding ledger test
ibhatt-jumptrading 754796b
changing buffer to be stack allocated to prevent leaks
ibhatt-jumptrading 282ceb5
updating size bounds for buffer
ibhatt-jumptrading 143e43a
additional buffer checks
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| #include "../fd_account.h" | ||
| #include "../../vm/fd_vm_syscalls.h" | ||
| #include "../../vm/fd_vm_interp.h" | ||
|
|
||
| int | ||
| fd_native_cpi_execute_system_program_instruction( fd_exec_instr_ctx_t * ctx, | ||
| fd_system_program_instruction_t const * instr, | ||
| fd_vm_rust_account_meta_t const * acct_metas, | ||
| ulong acct_metas_len, | ||
| fd_pubkey_t const * signers, | ||
| ulong signers_cnt ) { | ||
| fd_instr_info_t instr_info[1]; | ||
| fd_instruction_account_t instruction_accounts[256]; | ||
| ulong instruction_accounts_cnt; | ||
|
|
||
| for ( ulong i = 0; i < ctx->txn_ctx->accounts_cnt; i++ ) { | ||
| if ( memcmp( fd_solana_system_program_id.key, ctx->txn_ctx->accounts[i].key, sizeof(fd_pubkey_t) ) == 0 ) { | ||
| instr_info->program_id = (uchar)i; | ||
| break; | ||
| } | ||
| } | ||
|
|
||
| ulong starting_lamports = 0; | ||
| uchar acc_idx_seen[256]; | ||
| memset( acc_idx_seen, 0, 256 ); | ||
|
|
||
| instr_info->program_id_pubkey = fd_solana_system_program_id; | ||
| instr_info->acct_cnt = (ushort)acct_metas_len; | ||
| for ( ulong j = 0; j < acct_metas_len; j++ ) { | ||
| fd_vm_rust_account_meta_t const * acct_meta = &acct_metas[j]; | ||
|
|
||
| for ( ulong k = 0; k < ctx->txn_ctx->accounts_cnt; k++ ) { | ||
| if ( memcmp( acct_meta->pubkey, ctx->txn_ctx->accounts[k].uc, sizeof(fd_pubkey_t) ) == 0 ) { | ||
| instr_info->acct_pubkeys[j] = ctx->txn_ctx->accounts[k]; | ||
| instr_info->acct_txn_idxs[j] = (uchar)k; | ||
| instr_info->acct_flags[j] = 0; | ||
| instr_info->borrowed_accounts[j] = &ctx->txn_ctx->borrowed_accounts[k]; | ||
|
|
||
| instr_info->is_duplicate[j] = acc_idx_seen[k]; | ||
| if( FD_LIKELY( !acc_idx_seen[k] ) ) { | ||
| /* This is the first time seeing this account */ | ||
| acc_idx_seen[k] = 1; | ||
| if( instr_info->borrowed_accounts[j]->const_meta != NULL ) { | ||
| starting_lamports += instr_info->borrowed_accounts[j]->const_meta->info.lamports; | ||
| } | ||
| } | ||
|
|
||
| if( acct_meta->is_writable ) { | ||
| instr_info->acct_flags[j] |= FD_INSTR_ACCT_FLAGS_IS_WRITABLE; | ||
| } | ||
| // TODO: should check the parent has signer flag set | ||
| if( acct_meta->is_signer ) { | ||
| instr_info->acct_flags[j] |= FD_INSTR_ACCT_FLAGS_IS_SIGNER; | ||
| } else { | ||
| for( ulong k = 0; k < signers_cnt; k++ ) { | ||
| if( memcmp( &signers[k], &acct_meta->pubkey, sizeof( fd_pubkey_t ) ) == 0 ) { | ||
| instr_info->acct_flags[j] |= FD_INSTR_ACCT_FLAGS_IS_SIGNER; | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| break; | ||
| } | ||
| } | ||
|
|
||
| instr_info->starting_lamports = starting_lamports; | ||
| } | ||
|
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||
| fd_bincode_encode_ctx_t ctx2; | ||
| uchar buf[4096UL]; | ||
| ctx2.data = buf; | ||
| ctx2.dataend = (uchar*)ctx2.data + sizeof(fd_system_program_instruction_t); | ||
| int err = fd_system_program_instruction_encode( instr, &ctx2 ); | ||
| if (err != FD_EXECUTOR_INSTR_SUCCESS) { | ||
| FD_LOG_WARNING(("Encode failed")); | ||
| return err; | ||
| } | ||
|
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||
| instr_info->data = buf; | ||
| instr_info->data_sz = (ushort) sizeof(fd_system_program_instruction_t); | ||
| ulong exec_err = fd_vm_prepare_instruction( ctx->instr, instr_info, ctx, instruction_accounts, | ||
| &instruction_accounts_cnt, signers, signers_cnt ); | ||
| if( exec_err != FD_EXECUTOR_INSTR_SUCCESS ) { | ||
| FD_LOG_WARNING(("Preparing instruction failed")); | ||
| return (int)exec_err; | ||
| } | ||
|
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||
| return fd_execute_instr( ctx->txn_ctx, instr_info ); | ||
| } | ||
|
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||
| void | ||
| fd_native_cpi_create_account_meta( fd_pubkey_t const * key, uchar is_signer, | ||
| uchar is_writable, fd_vm_rust_account_meta_t * meta ) { | ||
| meta->is_signer = is_signer; | ||
| meta->is_writable = is_writable; | ||
| fd_memcpy( meta->pubkey, key->key, sizeof(fd_pubkey_t) ); | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| #ifndef HEADER_fd_src_flamenco_runtime_program_fd_native_program_cpi_h | ||
| #define HEADER_fd_src_flamenco_runtime_program_fd_native_program_cpi_h | ||
|
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||
| #include "../../fd_flamenco_base.h" | ||
| #include "../fd_executor.h" | ||
| #include "../fd_runtime.h" | ||
|
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| FD_PROTOTYPES_BEGIN | ||
|
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| int | ||
| fd_native_cpi_execute_system_program_instruction( fd_exec_instr_ctx_t * ctx, | ||
| fd_system_program_instruction_t const * instr, | ||
| fd_vm_rust_account_meta_t const * acct_metas, | ||
| ulong acct_metas_len, | ||
| fd_pubkey_t const * signers, | ||
| ulong signers_cnt ); | ||
|
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||
| void | ||
| fd_native_cpi_create_account_meta( fd_pubkey_t const * key, uchar is_signer, | ||
| uchar is_writable, fd_vm_rust_account_meta_t * meta ); | ||
|
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| FD_PROTOTYPES_END | ||
|
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||
| #endif /* HEADER_fd_src_flamenco_runtime_program_fd_native_program_cpi_h */ |
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