Line data Source code
1 : #ifndef HEADER_fd_src_flamenco_vm_fd_vm_base_h
2 : #define HEADER_fd_src_flamenco_vm_fd_vm_base_h
3 :
4 : /* FIXME: Headers included from other modules need cleanup. As it
5 : stands, flamenco_base brings in types/custom, types/meta,
6 : types/bincode, ballet/base58, ballet/sha256, ballet/sha512,
7 : ballet/ed25519, ballet/txnthis also brings in util, flamenco_base,
8 : ballet/base58, util and the optional util/net/ipv4 ballet/sha256,
9 : most of which is probably not necessary to use this module in a
10 : somewhat haphazard fashion (include no-no things that are only
11 : available in hosted environments like stdio and stdlib) */
12 :
13 : #include "../fd_flamenco_base.h"
14 : #include "../../ballet/sbpf/fd_sbpf_loader.h" /* FIXME: functionality needed from here probably should be moved here */
15 : #include "../features/fd_features.h"
16 :
17 : /* FD_VM_SUCCESS is zero and returned to indicate that an operation
18 : completed successfully. FD_VM_ERR_* are negative integers and
19 : returned to indicate an operation that failed and why. */
20 :
21 : /* "Standard" Firedancer error codes (FIXME: harmonize and consolidate) */
22 :
23 56253477 : #define FD_VM_SUCCESS ( 0) /* success */
24 1891752 : #define FD_VM_ERR_INVAL (-1) /* invalid request */
25 3 : #define FD_VM_ERR_AGAIN (-2) /* try again later */
26 3 : #define FD_VM_ERR_UNSUP (-3) /* unsupported request */
27 3 : #define FD_VM_ERR_PERM (-4) /* unauthorized request */
28 6 : #define FD_VM_ERR_FULL (-5) /* storage full */
29 3 : #define FD_VM_ERR_EMPTY (-6) /* nothing to do */
30 3 : #define FD_VM_ERR_IO (-7) /* input-output error */
31 :
32 : /* VM exec error codes: These are only produced by the VM itself. */
33 :
34 123 : #define FD_VM_ERR_SIGTEXT ( -8) /* illegal program counter (e.g. execution ran off end of program, jump to outside the program) */
35 3 : #define FD_VM_ERR_SIGSPLIT ( -9) /* split multiword instruction (e.g. jump into the middle of a multiword instruction) */
36 3 : #define FD_VM_ERR_SIGCALL (-10) /* illegal call (e.g. call target is not the start of function) */
37 3 : #define FD_VM_ERR_SIGSTACK (-11) /* call depth limit exceeded */
38 1203 : #define FD_VM_ERR_SIGILL (-12) /* illegal instruction (e.g. opcode is not valid) */
39 153 : #define FD_VM_ERR_SIGSEGV (-13) /* illegal memory address (e.g. read/write to an address not backed by any memory) */
40 3 : #define FD_VM_ERR_SIGBUS (-14) /* misaligned memory address (e.g. read/write to an address with inappropriate alignment) */
41 3 : #define FD_VM_ERR_SIGRDONLY (-15) /* illegal write (e.g. write to a read only address) */
42 684 : #define FD_VM_ERR_SIGCOST (-16) /* compute unit limit exceeded */
43 : // #define FD_VM_ERR_INVALID_PDA (-17) /* (deprecated, moved to syscall error) the computed pda was not a valid ed25519 point */
44 198 : #define FD_VM_ERR_SIGFPE (-18) /* divide by zero */
45 36 : #define FD_VM_ERR_SIGFPE_OF (-19) /* divide overflow */
46 0 : #define FD_VM_ERR_SIGSYSCALL (-20) /* Generic syscall error */
47 0 : #define FD_VM_ERR_SIGABORT (-21) /* Generic abort error (used in JIT) */
48 :
49 : /* (DEPRECATED) VM syscall error codes. These are only produced by fd_vm_syscall
50 : implementations. */
51 :
52 : // #define FD_VM_ERR_ABORT (-119) /* FIXME: description */
53 : // #define FD_VM_ERR_PANIC (-120) /* FIXME: description */
54 : // #define FD_VM_ERR_MEM_OVERLAP (-121) /* FIXME: description */
55 : // #define FD_VM_ERR_INSTR_ERR (-22) /* FIXME: description */
56 : // #define FD_VM_ERR_INVOKE_CONTEXT_BORROW_FAILED (-23) /* FIXME: description */
57 : // #define FD_VM_ERR_RETURN_DATA_TOO_LARGE (-24) /* FIXME: description */
58 :
59 : /* sBPF validation error codes. These are only produced by
60 : fd_vm_validate. FIXME: Consider having fd_vm_validate return
61 : standard error codes and then provide detail like this through an
62 : info arg. FIXME: Are these exact matches to Solana? If so, provide
63 : link, if not, document and refine name / consolidate further. */
64 :
65 1179 : #define FD_VM_ERR_INVALID_OPCODE (-25) /* detected an invalid opcode */
66 393 : #define FD_VM_ERR_INVALID_SRC_REG (-26) /* detected an invalid source register */
67 585 : #define FD_VM_ERR_INVALID_DST_REG (-27) /* detected an invalid destination register */
68 3 : #define FD_VM_ERR_INF_LOOP (-28) /* detected an infinite loop */
69 141 : #define FD_VM_ERR_JMP_OUT_OF_BOUNDS (-29) /* detected an out of bounds jump */
70 3 : #define FD_VM_ERR_JMP_TO_ADDL_IMM (-30) /* detected a jump to an addl imm */
71 21 : #define FD_VM_ERR_INVALID_END_IMM (-31) /* detected an invalid immediate for an endianness conversion instruction */
72 3 : #define FD_VM_ERR_INCOMPLETE_LDQ (-32) /* detected an incomplete ldq at program end */
73 3 : #define FD_VM_ERR_LDQ_NO_ADDL_IMM (-33) /* detected a ldq without an addl imm following it */
74 3 : #define FD_VM_ERR_NO_SUCH_EXT_CALL (-34) /* detected a call imm with no function was registered for that immediate */
75 18 : #define FD_VM_ERR_INVALID_REG (-35) /* detected an invalid register */
76 0 : #define FD_VM_ERR_BAD_TEXT (-36) /* detected a bad text section (overflow, outside rodata boundary, etc.,)*/
77 72 : #define FD_VM_SH_OVERFLOW (-37) /* detected a shift overflow, equivalent to VeriferError::ShiftWithOverflow */
78 0 : #define FD_VM_TEXT_SZ_UNALIGNED (-38) /* detected a text section that is not a multiple of 8 */
79 0 : #define FD_VM_INVALID_FUNCTION (-39) /* detected an invalid function */
80 0 : #define FD_VM_INVALID_SYSCALL (-40) /* detected an invalid syscall */
81 :
82 : /* Syscall Errors
83 : https://github.com/anza-xyz/agave/blob/v2.0.7/programs/bpf_loader/src/syscalls/mod.rs#L81 */
84 :
85 0 : #define FD_VM_SYSCALL_ERR_INVALID_STRING (-1)
86 0 : #define FD_VM_SYSCALL_ERR_ABORT (-2)
87 0 : #define FD_VM_SYSCALL_ERR_PANIC (-3)
88 0 : #define FD_VM_SYSCALL_ERR_INVOKE_CONTEXT_BORROW_FAILED (-4)
89 0 : #define FD_VM_SYSCALL_ERR_MALFORMED_SIGNER_SEED (-5)
90 0 : #define FD_VM_SYSCALL_ERR_BAD_SEEDS (-6)
91 0 : #define FD_VM_SYSCALL_ERR_PROGRAM_NOT_SUPPORTED (-7)
92 0 : #define FD_VM_SYSCALL_ERR_UNALIGNED_POINTER (-8)
93 0 : #define FD_VM_SYSCALL_ERR_TOO_MANY_SIGNERS (-9)
94 0 : #define FD_VM_SYSCALL_ERR_INSTRUCTION_TOO_LARGE (-10)
95 0 : #define FD_VM_SYSCALL_ERR_TOO_MANY_ACCOUNTS (-11)
96 36 : #define FD_VM_SYSCALL_ERR_COPY_OVERLAPPING (-12)
97 0 : #define FD_VM_SYSCALL_ERR_RETURN_DATA_TOO_LARGE (-13)
98 0 : #define FD_VM_SYSCALL_ERR_TOO_MANY_SLICES (-14)
99 3 : #define FD_VM_SYSCALL_ERR_INVALID_LENGTH (-15)
100 0 : #define FD_VM_SYSCALL_ERR_MAX_INSTRUCTION_DATA_LEN_EXCEEDED (-16)
101 0 : #define FD_VM_SYSCALL_ERR_MAX_INSTRUCTION_ACCOUNTS_EXCEEDED (-17)
102 0 : #define FD_VM_SYSCALL_ERR_MAX_INSTRUCTION_ACCOUNT_INFOS_EXCEEDED (-18)
103 3 : #define FD_VM_SYSCALL_ERR_INVALID_ATTRIBUTE (-19)
104 0 : #define FD_VM_SYSCALL_ERR_INVALID_POINTER (-20)
105 0 : #define FD_VM_SYSCALL_ERR_ARITHMETIC_OVERFLOW (-21)
106 :
107 : /* These syscall errors are unique to Firedancer and do not have an Agave equivalent. */
108 0 : #define FD_VM_SYSCALL_ERR_INSTR_ERR (-22)
109 0 : #define FD_VM_SYSCALL_ERR_INVALID_PDA (-23) /* the computed pda was not a valid ed25519 point */
110 0 : #define FD_VM_SYSCALL_ERR_COMPUTE_BUDGET_EXCEEDED (-24) /* compute unit limit exceeded in syscall */
111 72 : #define FD_VM_SYSCALL_ERR_SEGFAULT (-25) /* illegal memory address (e.g. read/write to an address not backed by any memory) in syscall */
112 0 : #define FD_VM_SYSCALL_ERR_OUTSIDE_RUNTIME (-26) /* syscall called with vm not running in solana runtime */
113 :
114 : /* Poseidon returns custom errors for some reason */
115 0 : #define FD_VM_SYSCALL_ERR_POSEIDON_INVALID_PARAMS (1)
116 0 : #define FD_VM_SYSCALL_ERR_POSEIDON_INVALID_ENDIANNESS (2)
117 :
118 : /* EbpfError
119 : https://github.com/solana-labs/rbpf/blob/v0.8.5/src/error.rs#L17 */
120 :
121 0 : #define FD_VM_ERR_EBPF_ELF_ERROR (-1)
122 0 : #define FD_VM_ERR_EBPF_FUNCTION_ALREADY_REGISTERED (-2)
123 0 : #define FD_VM_ERR_EBPF_CALL_DEPTH_EXCEEDED (-3)
124 0 : #define FD_VM_ERR_EBPF_EXIT_ROOT_CALL_FRAME (-4)
125 0 : #define FD_VM_ERR_EBPF_DIVIDE_BY_ZERO (-5)
126 0 : #define FD_VM_ERR_EBPF_DIVIDE_OVERFLOW (-6)
127 0 : #define FD_VM_ERR_EBPF_EXECUTION_OVERRUN (-7)
128 0 : #define FD_VM_ERR_EBPF_CALL_OUTSIDE_TEXT_SEGMENT (-8)
129 0 : #define FD_VM_ERR_EBPF_EXCEEDED_MAX_INSTRUCTIONS (-9)
130 0 : #define FD_VM_ERR_EBPF_JIT_NOT_COMPILED (-10)
131 0 : #define FD_VM_ERR_EBPF_INVALID_VIRTUAL_ADDRESS (-11)
132 0 : #define FD_VM_ERR_EBPF_INVALID_MEMORY_REGION (-12)
133 0 : #define FD_VM_ERR_EBPF_ACCESS_VIOLATION (-13)
134 0 : #define FD_VM_ERR_EBPF_STACK_ACCESS_VIOLATION (-14)
135 0 : #define FD_VM_ERR_EBPF_INVALID_INSTRUCTION (-15)
136 0 : #define FD_VM_ERR_EBPF_UNSUPPORTED_INSTRUCTION (-16)
137 0 : #define FD_VM_ERR_EBPF_EXHAUSTED_TEXT_SEGMENT (-17)
138 0 : #define FD_VM_ERR_EBPF_LIBC_INVOCATION_FAILED (-18)
139 0 : #define FD_VM_ERR_EBPF_VERIFIER_ERROR (-19)
140 0 : #define FD_VM_ERR_EBPF_SYSCALL_ERROR (-20)
141 :
142 :
143 : FD_PROTOTYPES_BEGIN
144 :
145 : /* fd_vm_strerror converts an FD_VM_SUCCESS / FD_VM_ERR_* code into
146 : a human readable cstr. The lifetime of the returned pointer is
147 : infinite. The returned pointer is always to a non-NULL cstr. */
148 :
149 : FD_FN_CONST char const * fd_vm_strerror( int err );
150 :
151 : FD_PROTOTYPES_END
152 :
153 : /* fd_vm_limits API ***************************************************/
154 :
155 : /* FIXME: pretty good case these actually belong in ballet/sbpf */
156 : /* FIXME: DOCUMENT THESE / LINK TO SOLANA CODE / ETC */
157 :
158 : /* VM register constants */
159 :
160 330 : #define FD_VM_REG_CNT (11UL)
161 7854 : #define FD_VM_REG_MAX (16UL) /* Actual number of SBPF instruction src/dst register indices */
162 :
163 : #define FD_VM_SHADOW_REG_CNT (4UL)
164 :
165 : /* VM stack constants */
166 :
167 27963 : #define FD_VM_STACK_FRAME_MAX (64UL)
168 31776 : #define FD_VM_STACK_FRAME_SZ FD_VM_STACK_FRAME_SIZE
169 7842 : #define FD_VM_STACK_GUARD_SZ (0x1000UL)
170 20184 : #define FD_VM_STACK_MAX (FD_VM_STACK_FRAME_MAX*(FD_VM_STACK_FRAME_SZ))
171 :
172 : /* VM heap constants */
173 :
174 192 : #define FD_VM_HEAP_DEFAULT ( 32UL*1024UL) /* FIXME: SHOULD THIS MATCH FD_VM_HEAP_SIZE LIMIT BELOW? */
175 0 : #define FD_VM_HEAP_MAX (256UL*1024UL)
176 :
177 : /* VM log constants */
178 :
179 27 : #define FD_VM_LOG_MAX (10000UL)
180 : #define FD_VM_LOG_TAIL (128UL) /* Large enough to cover the worst case syscall log tail clobbering in string parsing */
181 :
182 : /* VM memory map constants */
183 :
184 : #define FD_VM_LO_REGION (0UL)
185 24102 : #define FD_VM_PROG_REGION (1UL)
186 24102 : #define FD_VM_STACK_REGION (2UL)
187 24102 : #define FD_VM_HEAP_REGION (3UL)
188 24906 : #define FD_VM_INPUT_REGION (4UL)
189 822 : #define FD_VM_HIGH_REGION (5UL)
190 :
191 54 : #define FD_VM_MEM_MAP_PROGRAM_REGION_START (0x100000000UL)
192 7854 : #define FD_VM_MEM_MAP_STACK_REGION_START (0x200000000UL)
193 180 : #define FD_VM_MEM_MAP_HEAP_REGION_START (0x300000000UL)
194 7929 : #define FD_VM_MEM_MAP_INPUT_REGION_START (0x400000000UL)
195 : #define FD_VM_MEM_MAP_REGION_SZ (0x0FFFFFFFFUL)
196 : #define FD_VM_MEM_MAP_REGION_MASK (~FD_VM_MEM_MAP_REGION_SZ)
197 822 : #define FD_VM_MEM_MAP_REGION_VIRT_ADDR_BITS (32)
198 :
199 : /* VM compute budget. Note: these names should match exactly the names
200 : used in existing Solana validator. See:
201 : https://github.com/anza-xyz/agave/blob/v1.18.5/program-runtime/src/compute_budget.rs#L19
202 : https://github.com/anza-xyz/agave/blob/v1.18.5/program-runtime/src/compute_budget.rs#L133 */
203 : /* FIXME: DOUBLE CHECK THESE */
204 :
205 : /* FD_VM_COMPUTE_UNIT_LIMIT is the number of compute units that a
206 : transaction or individual instruction is allowed to consume. Compute
207 : units are consumed by program execution, resources they use, etc ... */
208 :
209 186 : #define FD_VM_COMPUTE_UNIT_LIMIT ( 1400000UL)
210 :
211 : /* FD_VM_LOG_64_UNITS is the number of compute units consumed by a
212 : log_64 call */
213 :
214 : #define FD_VM_LOG_64_UNITS ( 100UL)
215 :
216 : /* FD_VM_CREATE_PROGRAM_ADDRESS_UNITS is the number of compute units
217 : consumed by a create_program_address call and a try_find_program_address_call */
218 :
219 : #define FD_VM_CREATE_PROGRAM_ADDRESS_UNITS ( 1500UL)
220 :
221 : /* FD_VM_INVOKE_UNITS is the number of compute units consumed by an
222 : invoke call (not including the cost incurred by the called program) */
223 :
224 : #define FD_VM_INVOKE_UNITS ( 1000UL)
225 :
226 : /* FD_VM_MAX_INVOKE_STACK_HEIGHT is the maximum program instruction
227 : invocation stack height. Invocation stack height starts at 1 for
228 : transaction instructions and the stack height is incremented each
229 : time a program invokes an instruction and decremented when a program
230 : returns */
231 :
232 : #define FD_VM_MAX_INVOKE_STACK_HEIGHT ( 5UL)
233 :
234 : /* FD_VM_MAX_INSTRUCTION_TRACE_LENGTH is the maximum cross-program
235 : invocation and instructions per transaction */
236 :
237 : #define FD_VM_MAX_INSTRUCTION_TRACE_LENGTH ( 64UL)
238 :
239 : /* FD_VM_SHA256_BASE_COST is the base number of compute units consumed
240 : to call SHA256 */
241 :
242 0 : #define FD_VM_SHA256_BASE_COST ( 85UL)
243 :
244 : /* FD_VM_SHA256_BYTE_COST is the incremental number of units consumed by
245 : SHA256 (based on bytes) */
246 :
247 0 : #define FD_VM_SHA256_BYTE_COST ( 1UL)
248 :
249 : /* FD_VM_SHA256_MAX_SLICES is the maximum number of slices hashed per
250 : syscall */
251 :
252 0 : #define FD_VM_SHA256_MAX_SLICES ( 20000UL)
253 :
254 : /* FD_VM_MAX_CALL_DEPTH is the maximum SBF to BPF call depth */
255 :
256 : #define FD_VM_MAX_CALL_DEPTH ( 64UL)
257 :
258 : /* FD_VM_STACK_FRAME_SIZE is the size of a stack frame in bytes, must
259 : match the size specified in the LLVM SBF backend */
260 :
261 31776 : #define FD_VM_STACK_FRAME_SIZE ( 4096UL)
262 :
263 : /* FD_VM_LOG_PUBKEY_UNITS is the number of compute units consumed by
264 : logging a `Pubkey` */
265 :
266 : #define FD_VM_LOG_PUBKEY_UNITS ( 100UL)
267 :
268 : /* FD_VM_MAX_CPI_INSTRUCTION_SIZE is the maximum cross-program
269 : invocation instruction size */
270 :
271 : #define FD_VM_MAX_CPI_INSTRUCTION_SIZE ( 1280UL) /* IPv6 Min MTU size */
272 :
273 : /* FD_VM_CPI_BYTES_PER_UNIT is the number of account data bytes per
274 : compute unit charged during a cross-program invocation */
275 :
276 0 : #define FD_VM_CPI_BYTES_PER_UNIT ( 250UL) /* ~50MB at 200,000 units */
277 :
278 : /* FD_VM_SYSVAR_BASE_COST is the base number of compute units consumed
279 : to get a sysvar */
280 :
281 : #define FD_VM_SYSVAR_BASE_COST ( 100UL)
282 :
283 : /* FD_VM_SECP256K1_RECOVER_COST is the number of compute units consumed
284 : to call secp256k1_recover */
285 :
286 : #define FD_VM_SECP256K1_RECOVER_COST ( 25000UL)
287 :
288 : /* FD_VM_SYSCALL_BASE_COST is the number of compute units consumed to do
289 : a syscall without any work */
290 :
291 0 : #define FD_VM_SYSCALL_BASE_COST ( 100UL)
292 :
293 : /* FD_VM_CURVE25519_EDWARDS_VALIDATE_POINT_COST is the number of compute
294 : units consumed to validate a curve25519 edwards point */
295 :
296 : #define FD_VM_CURVE25519_EDWARDS_VALIDATE_POINT_COST ( 159UL)
297 :
298 : /* FD_VM_CURVE25519_EDWARDS_ADD_COST is the number of compute units
299 : consumed to add two curve25519 edwards points */
300 :
301 0 : #define FD_VM_CURVE25519_EDWARDS_ADD_COST ( 473UL)
302 :
303 : /* FD_VM_CURVE25519_EDWARDS_SUBTRACT_COST is the number of compute units
304 : consumed to subtract two curve25519 edwards points */
305 :
306 0 : #define FD_VM_CURVE25519_EDWARDS_SUBTRACT_COST ( 475UL)
307 :
308 : /* FD_VM_CURVE25519_EDWARDS_MULTIPLY_COST is the number of compute units
309 : consumed to multiply a curve25519 edwards point */
310 :
311 0 : #define FD_VM_CURVE25519_EDWARDS_MULTIPLY_COST ( 2177UL)
312 :
313 : /* FD_VM_CURVE25519_EDWARDS_MSM_BASE_COST is the number of compute units
314 : consumed for a multiscalar multiplication (msm) of edwards points.
315 : The total cost is calculated as
316 : `msm_base_cost + (length - 1) * msm_incremental_cost` */
317 :
318 6 : #define FD_VM_CURVE25519_EDWARDS_MSM_BASE_COST ( 2273UL)
319 :
320 : /* FD_VM_CURVE25519_EDWARDS_MSM_INCREMENTAL_COST is the number of
321 : compute units consumed for a multiscalar multiplication (msm) of
322 : edwards points. The total cost is calculated as
323 : `msm_base_cost + (length - 1) * msm_incremental_cost` */
324 :
325 6 : #define FD_VM_CURVE25519_EDWARDS_MSM_INCREMENTAL_COST ( 758UL)
326 :
327 : /* FD_VM_CURVE25519_RISTRETTO_VALIDATE_POINT_COST is the number of
328 : compute units consumed to validate a curve25519 ristretto point */
329 :
330 : #define FD_VM_CURVE25519_RISTRETTO_VALIDATE_POINT_COST ( 169UL)
331 :
332 : /* FD_VM_CURVE25519_RISTRETTO_ADD_COST is the number of compute units
333 : consumed to add two curve25519 ristretto points */
334 :
335 6 : #define FD_VM_CURVE25519_RISTRETTO_ADD_COST ( 521UL)
336 :
337 : /* FD_VM_CURVE25519_RISTRETTO_SUBTRACT_COST is the number of compute
338 : units consumed to subtract two curve25519 ristretto points */
339 :
340 3 : #define FD_VM_CURVE25519_RISTRETTO_SUBTRACT_COST ( 519UL)
341 :
342 : /* FD_VM_CURVE25519_RISTRETTO_MULTIPLY_COST is the number of compute
343 : units consumed to multiply a curve25519 ristretto point */
344 :
345 3 : #define FD_VM_CURVE25519_RISTRETTO_MULTIPLY_COST ( 2208UL)
346 :
347 : /* FD_VM_CURVE25519_RISTRETTO_MSM_BASE_COST is the number of compute
348 : units consumed for a multiscalar multiplication (msm) of ristretto
349 : points. The total cost is calculated as
350 : `msm_base_cost + (length - 1) * msm_incremental_cost` */
351 :
352 3 : #define FD_VM_CURVE25519_RISTRETTO_MSM_BASE_COST ( 2303UL)
353 :
354 : /* FD_VM_CURVE25519_RISTRETTO_MSM_INCREMENTAL_COST is the number of
355 : compute units consumed for a multiscalar multiplication (msm) of
356 : ristretto points. The total cost is calculated as
357 : `msm_base_cost + (length - 1) * msm_incremental_cost` */
358 :
359 3 : #define FD_VM_CURVE25519_RISTRETTO_MSM_INCREMENTAL_COST ( 788UL)
360 :
361 : /* FD_VM_HEAP_SIZE is the program heap region size, default:
362 : solana_sdk::entrypoint::HEAP_LENGTH */
363 :
364 : #define FD_VM_HEAP_SIZE ( 32768UL)
365 :
366 : /* FD_VM_HEAP_COST is the number of compute units per additional 32k
367 : heap above the default (~.5 us per 32k at 15 units/us rounded up) */
368 :
369 0 : #define FD_VM_HEAP_COST ( 8UL) /* DEFAULT_HEAP_COST */
370 :
371 : /* FD_VM_MEM_OP_BASE_COST is the memory operation syscall base cost */
372 :
373 0 : #define FD_VM_MEM_OP_BASE_COST ( 10UL)
374 :
375 : /* FD_VM_ALT_BN128_ADDITION_COST is the number of compute units consumed
376 : to call alt_bn128_addition */
377 :
378 0 : #define FD_VM_ALT_BN128_ADDITION_COST ( 334UL)
379 :
380 : /* FD_VM_ALT_BN128_MULTIPLICATION_COST is the number of compute units
381 : consumed to call alt_bn128_multiplication */
382 :
383 0 : #define FD_VM_ALT_BN128_MULTIPLICATION_COST ( 3840UL)
384 :
385 : /* FD_VM_ALT_BN128_PAIRING_ONE_PAIR_COST_FIRST
386 : FD_VM_ALT_BN128_PAIRING_ONE_PAIR_COST_OTHER give the total cost as
387 : alt_bn128_pairing_one_pair_cost_first + alt_bn128_pairing_one_pair_cost_other * (num_elems - 1) */
388 :
389 0 : #define FD_VM_ALT_BN128_PAIRING_ONE_PAIR_COST_FIRST ( 36364UL)
390 0 : #define FD_VM_ALT_BN128_PAIRING_ONE_PAIR_COST_OTHER ( 12121UL)
391 :
392 : /* FD_VM_BIG_MODULAR_EXPONENTIATION_COST is the big integer modular
393 : exponentiation cost */
394 :
395 : #define FD_VM_BIG_MODULAR_EXPONENTIATION_COST ( 33UL)
396 :
397 : /* FD_VM_POSEIDON_COST_COEFFICIENT_A is the coefficient `a` of the
398 : quadratic function which determines the number of compute units
399 : consumed to call poseidon syscall for a given number of inputs */
400 :
401 0 : #define FD_VM_POSEIDON_COST_COEFFICIENT_A ( 61UL)
402 :
403 : /* FD_VM_POSEIDON_COST_COEFFICIENT_C is the coefficient `c` of the
404 : quadratic function which determines the number of compute units
405 : consumed to call poseidon syscall for a given number of inputs */
406 :
407 0 : #define FD_VM_POSEIDON_COST_COEFFICIENT_C ( 542UL)
408 :
409 : /* FD_VM_GET_REMAINING_COMPUTE_UNITS_COST is the number of compute units
410 : consumed for reading the remaining compute units */
411 :
412 : #define FD_VM_GET_REMAINING_COMPUTE_UNITS_COST ( 100UL)
413 :
414 : /* FD_VM_ALT_BN128_G1_COMPRESS is the number of compute units consumed
415 : to call alt_bn128_g1_compress */
416 :
417 0 : #define FD_VM_ALT_BN128_G1_COMPRESS ( 30UL)
418 :
419 : /* FD_VM_ALT_BN128_G1_DECOMPRESS is the number of compute units consumed
420 : to call alt_bn128_g1_decompress */
421 :
422 0 : #define FD_VM_ALT_BN128_G1_DECOMPRESS ( 398UL)
423 :
424 : /* FD_VM_ALT_BN128_G2_COMPRESS is the number of compute units consumed
425 : to call alt_bn128_g2_compress */
426 :
427 0 : #define FD_VM_ALT_BN128_G2_COMPRESS ( 86UL)
428 :
429 : /* FD_VM_ALT_BN128_G2_DECOMPRESS is the number of compute units consumed
430 : to call alt_bn128_g2_decompress */
431 :
432 0 : #define FD_VM_ALT_BN128_G2_DECOMPRESS ( 13610UL)
433 :
434 : /* FD_VM_LOADED_ACCOUNTS_DATA_SIZE_LIMIT is the maximum accounts data
435 : size, in bytes, that a transaction is allowed to load */
436 :
437 0 : #define FD_VM_LOADED_ACCOUNTS_DATA_SIZE_LIMIT (64UL*1024UL*1024UL) /* 64MiB */
438 :
439 : /* fd_vm_disasm API ***************************************************/
440 :
441 : /* FIXME: pretty good case this actually belongs in ballet/sbpf */
442 : /* FIXME: fd_sbpf_instr_t is nominally a ulong but implemented using
443 : bit-fields. Compilers tend to generate notoriously poor asm for bit
444 : fields ... check ASM here. */
445 :
446 : FD_PROTOTYPES_BEGIN
447 :
448 : /* fd_vm_disasm_{instr,program} appends to the *_out_len (in strlen
449 : sense) cstr in the out_max byte buffer out a pretty printed cstr of
450 : the {instruction,program}. If syscalls is non-NULL, syscalls will be
451 : annotated with the names from the provided syscall mapping.
452 :
453 : On input, *_out_len should be strlen(out) and in [0,out_max). For
454 : instr, pc is the program counter corresponding to text[0] (as such
455 : text_cnt should be positive) and text_cnt is the number of words
456 : available at text to support safely printing multiword instructions.
457 :
458 : Given a valid out on input, on output, *_out_len will be strlen(out)
459 : and in [0,out_max), even if there was an error.
460 :
461 : Returns:
462 :
463 : FD_VM_SUCCESS - out buffer and *_out_len updated.
464 :
465 : FD_VM_ERR_INVAL - Invalid input. For instr, out buffer and *_out_len
466 : are unchanged. For program, out buffer and *_out_len will have been
467 : updated up to the point where the error occurred.
468 :
469 : FD_VM_ERR_UNSUP - For program, too many functions and/or labels for
470 : the current implementation. out buffer and *_out_len unchanged.
471 :
472 : FD_VM_ERR_FULL - Not enough room in out to hold the result so output
473 : was truncated. out buffer and *_out_len updated.
474 :
475 : FD_VM_ERR_IO - An error occurred formatting the string to append. For
476 : instr, out_buffer and *_out_len unchanged. For program, out buffer
477 : and *_out_len will have been updated up to the point where the error
478 : occurred. In both cases, trailing bytes of out might have been
479 : clobbered. */
480 :
481 : int
482 : fd_vm_disasm_instr( ulong const * text, /* Indexed [0,text_cnt) */
483 : ulong text_cnt,
484 : ulong pc,
485 : fd_sbpf_syscalls_t const * syscalls,
486 : char * out, /* Indexed [0,out_max) */
487 : ulong out_max,
488 : ulong * _out_len );
489 :
490 : int
491 : fd_vm_disasm_program( ulong const * text, /* Indexed [0,text_cnt) */
492 : ulong text_cnt,
493 : fd_sbpf_syscalls_t const * syscalls,
494 : char * out, /* Indexed [0,out_max) */
495 : ulong out_max,
496 : ulong * _out_len );
497 :
498 : FD_PROTOTYPES_END
499 :
500 : /* fd_vm_trace API ****************************************************/
501 :
502 : /* FIXME: pretty good case this actually belongs in ballet/sbpf */
503 :
504 : /* A FD_VM_TRACE_EVENT_TYPE_* indicates how a fd_vm_trace_event_t should
505 : be interpreted. */
506 :
507 30 : #define FD_VM_TRACE_EVENT_TYPE_EXE (0)
508 24 : #define FD_VM_TRACE_EVENT_TYPE_READ (1)
509 24 : #define FD_VM_TRACE_EVENT_TYPE_WRITE (2)
510 :
511 : struct fd_vm_trace_event_exe {
512 : /* This point is aligned 8 */
513 : ulong info; /* Event info bit field */
514 : ulong pc; /* pc */
515 : ulong ic; /* ic */
516 : ulong cu; /* cu */
517 : ulong ic_correction; /* ic_correction */
518 : ulong frame_cnt; /* frame_cnt */
519 : ulong reg[ FD_VM_REG_CNT ]; /* registers */
520 : ulong text[ 2 ]; /* If the event has valid clear, this is actually text[1] */
521 : /* This point is aligned 8 */
522 : };
523 :
524 : typedef struct fd_vm_trace_event_exe fd_vm_trace_event_exe_t;
525 :
526 : struct fd_vm_trace_event_mem {
527 : /* This point is aligned 8 */
528 : ulong info; /* Event info bit field */
529 : ulong vaddr; /* VM address range associated with event */
530 : ulong sz;
531 : /* This point is aligned 8
532 : If event has valid set:
533 : min(sz,event_data_max) bytes user data bytes
534 : padding to aligned 8 */
535 : };
536 :
537 : typedef struct fd_vm_trace_event_mem fd_vm_trace_event_mem_t;
538 :
539 3 : #define FD_VM_TRACE_MAGIC (0xfdc377ace3a61c00UL) /* FD VM TRACE MAGIC version 0 */
540 :
541 : struct fd_vm_trace {
542 : /* This point is aligned 8 */
543 : ulong magic; /* ==FD_VM_TRACE_MAGIC */
544 : ulong event_max; /* Number bytes of event storage */
545 : ulong event_data_max; /* Max bytes to capture per data event */
546 : ulong event_sz; /* Used bytes of event storage */
547 : /* This point is aligned 8
548 : event_max bytes storage
549 : padding to aligned 8 */
550 : };
551 :
552 : typedef struct fd_vm_trace fd_vm_trace_t;
553 :
554 : FD_PROTOTYPES_BEGIN
555 :
556 : /* trace object structors */
557 : /* FIXME: DOCUMENT (USUAL CONVENTIONS) */
558 :
559 : FD_FN_CONST ulong
560 : fd_vm_trace_align( void );
561 :
562 : FD_FN_CONST ulong
563 : fd_vm_trace_footprint( ulong event_max, /* Maximum amount of event storage (<=1 EiB) */
564 : ulong event_data_max ); /* Maximum number of bytes that can be captured in an event (<=1 EiB) */
565 :
566 : void *
567 : fd_vm_trace_new( void * shmem,
568 : ulong event_max,
569 : ulong event_data_max );
570 :
571 : fd_vm_trace_t *
572 : fd_vm_trace_join( void * _trace );
573 :
574 : void *
575 : fd_vm_trace_leave( fd_vm_trace_t * trace );
576 :
577 : void *
578 : fd_vm_trace_delete( void * _trace );
579 :
580 : /* Given a current local join, fd_vm_trace_event returns the location in
581 : the caller's address space where trace events are stored and
582 : fd_vm_trace_event_sz returns number of bytes of trace events stored
583 : at that location. event_max is the number of bytes of event storage
584 : (value used to construct the trace) and event_data_max is the maximum
585 : number of data bytes that can be captured per event (value used to
586 : construct the trace). event will be aligned 8 and event_sz will be a
587 : multiple of 8 in [0,event_max]. The lifetime of the returned pointer
588 : is the lifetime of the current join. The first 8 bytes of an event
589 : are an info field used by trace inspection tools how to interpret the
590 : event. */
591 :
592 6 : FD_FN_CONST static inline void const * fd_vm_trace_event ( fd_vm_trace_t const * trace ) { return (void *)(trace+1); }
593 6 : FD_FN_CONST static inline ulong fd_vm_trace_event_sz ( fd_vm_trace_t const * trace ) { return trace->event_sz; }
594 3 : FD_FN_CONST static inline ulong fd_vm_trace_event_max ( fd_vm_trace_t const * trace ) { return trace->event_max; }
595 6 : FD_FN_CONST static inline ulong fd_vm_trace_event_data_max( fd_vm_trace_t const * trace ) { return trace->event_data_max; }
596 :
597 : /* fd_vm_trace_event_info returns the event info corresponding to the
598 : given (type,valid) tuple. Assumes type is a FD_VM_TRACE_EVENT_TYPE_*
599 : and that valid is in [0,1]. fd_vm_trace_event_info_{type,valid}
600 : extract from the given info {type,valid}. Assumes info is valid. */
601 :
602 45 : FD_FN_CONST static inline ulong fd_vm_trace_event_info( int type, int valid ) { return (ulong)((valid<<2) | type); }
603 :
604 45 : FD_FN_CONST static inline int fd_vm_trace_event_info_type ( ulong info ) { return (int)(info & 3UL); } /* EVENT_TYPE_* */
605 45 : FD_FN_CONST static inline int fd_vm_trace_event_info_valid( ulong info ) { return (int)(info >> 2); } /* In [0,1] */
606 :
607 : /* fd_vm_trace_reset frees all events in the trace. Returns
608 : FD_VM_SUCCESS (0) on success or FD_VM_ERR code (negative) on failure.
609 : Reasons for failure include NULL trace. */
610 :
611 : static inline int
612 0 : fd_vm_trace_reset( fd_vm_trace_t * trace ) {
613 0 : if( FD_UNLIKELY( !trace ) ) return FD_VM_ERR_INVAL;
614 0 : trace->event_sz = 0UL;
615 0 : return FD_VM_SUCCESS;
616 0 : }
617 :
618 : /* fd_vm_trace_event_exe records the current pc, ic, cu and
619 : register file of the VM and the instruction about to execute. Text
620 : points to the first word of the instruction about to execute and
621 : text_cnt points to the number of words available at that point.
622 : Returns FD_VM_SUCCESS (0) on success and a FD_VM_ERR code (negative)
623 : on failure. Reasons for failure include INVAL (trace NULL, reg NULL,
624 : text NULL, and/or text_cnt 0) and FULL (insufficient trace event
625 : storage available). */
626 :
627 : int
628 : fd_vm_trace_event_exe( fd_vm_trace_t * trace,
629 : ulong pc,
630 : ulong ic,
631 : ulong cu,
632 : ulong reg[ FD_VM_REG_CNT ],
633 : ulong const * text, /* Indexed [0,text_cnt) */
634 : ulong text_cnt,
635 : ulong ic_correction,
636 : ulong frame_cnt );
637 :
638 : /* fd_vm_trace_event_mem records an attempt to access the VM address
639 : range [vaddr,vaddr+sz). If write==0, it was a read attempt,
640 : otherwise, it was a write attempt. Data points to the location of
641 : the memory range in host memory or NULL if the range is invalid. If
642 : data is not NULL and sz is non-zero, this will record
643 : min(sz,event_data_max) of data for the event and mark the event has
644 : having valid data. Returns FD_VM_SUCCESS (0) on success and a
645 : FD_VM_ERR code (negative) on failure. Reasons for failure include
646 : INVAL (trace NULL) and FULL (insufficient trace event storage
647 : available to store the event). */
648 :
649 : int
650 : fd_vm_trace_event_mem( fd_vm_trace_t * trace,
651 : int write,
652 : ulong vaddr,
653 : ulong sz,
654 : void * data );
655 :
656 : /* fd_vm_trace_printf pretty prints the current trace to stdout. If
657 : syscalls is non-NULL, the trace will annotate syscalls in its
658 : disassembly according the syscall mapping. Returns FD_VM_SUCCESS (0)
659 : on success and a FD_VM_ERR code (negative) on failure. Reasons for
660 : failure include INVAL (NULL trace) and IO (corruption detected while
661 : parsing the trace events). FIXME: REVAMP THIS API FOR MORE GENERAL
662 : USE CASES. */
663 :
664 : int
665 : fd_vm_trace_printf( fd_vm_trace_t const * trace,
666 : fd_sbpf_syscalls_t const * syscalls );
667 :
668 : /* fd_vm_syscall API **************************************************/
669 :
670 : /* FIXME: fd_sbpf_syscalls_t and fd_sbpf_syscall_func_t probably should
671 : be moved from ballet/sbpf to here. */
672 :
673 : /* Note: the syscall map is kept separate from the fd_vm_t itself to
674 : support, for example, multiple fd_vm_t executing transactions
675 : concurrently for a slot. They could use the same syscalls for setup,
676 : memory and cache efficiency. */
677 :
678 : /* fd_vm_syscall_register inserts the syscall with the given cstr name
679 : into the given syscalls. The VM syscall implementation to use is
680 : given by func (NULL is fine though a VM itself may not accept such as
681 : valid). The caller promises there is room in the syscall map.
682 : Returns FD_VM_SUCCESS (0) on success or a FD_VM_ERR code (negative)
683 : on failure. Reasons for failure include INVAL (NULL syscalls, NULL
684 : name, name or the hash of name already in the map). On success,
685 : syscalls retains a read-only interest in name (e.g. use an infinite
686 : lifetime cstr here). (This function is exposed to allow VM users to
687 : add custom syscalls but most use cases probably should just call
688 : fd_vm_syscall_register_slot below.)
689 :
690 : IMPORTANT SAFETY TIP! See notes in syscall/fd_vm_syscall.h on what a
691 : syscall should expect to see and what to return. */
692 :
693 : int
694 : fd_vm_syscall_register( fd_sbpf_syscalls_t * syscalls,
695 : char const * name,
696 : fd_sbpf_syscall_func_t func );
697 :
698 : /* fd_vm_syscall_register_slot unmaps all syscalls in the current map
699 : (also ending any interest in the corresponding name cstr) and
700 : registers all syscalls appropriate for the slot described by
701 : slot_ctx. Returns FD_VM_SUCCESS (0) on success and FD_VM_ERR code
702 : (negative) on failure. Reasons for failure include INVAL (NULL
703 : syscalls) and FULL (tried to register too many system calls ...
704 : compile time map size needs to be adjusted). If slot_ctx is NULL,
705 : will register all fd_vm syscall implementations (whether or not that
706 : makes sense ... may change between Firedancer versions without
707 : warning). FIXME: probably better to pass the features for a slot
708 : than pass the whole slot_ctx.
709 :
710 : is_deploy should be 1 if the set of syscalls registered should be that
711 : used to verify programs before they are deployed, and 0 if it
712 : should be the set used to execute programs. */
713 :
714 : int
715 : fd_vm_syscall_register_slot( fd_sbpf_syscalls_t * syscalls,
716 : ulong slot,
717 : fd_features_t const * features,
718 : uchar is_deploy );
719 :
720 : /* fd_vm_syscall_register_all is a shorthand for registering all
721 : syscalls (see register slot). */
722 :
723 : static inline int
724 0 : fd_vm_syscall_register_all( fd_sbpf_syscalls_t * syscalls, uchar is_deploy ) {
725 0 : return fd_vm_syscall_register_slot( syscalls, 0UL, NULL, is_deploy );
726 0 : }
727 :
728 : FD_PROTOTYPES_END
729 :
730 : #endif /* HEADER_fd_src_flamenco_vm_fd_vm_base_h */
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