1 #ifndef LIGHTNING_WIRE_WIRE_H 2 #define LIGHTNING_WIRE_WIRE_H 3 #include "config.h" 4 #include <ccan/short_types/short_types.h> 5 #include <ccan/tal/tal.h> 6 #include <common/errcode.h> 7 #include <secp256k1_recovery.h> 8 #include <stdlib.h> 9 10 struct ripemd160; 11 struct sha256; 12 struct siphash_seed; 13 14 /* Makes generate-wire.py work */ 15 typedef char wirestring; 16 typedef char utf8; 17 18 /* Read the type; returns -1 if not long enough. cursor is a tal ptr. */ 19 int fromwire_peektype(const u8 *cursor); 20 void *fromwire_fail(const u8 **cursor, size_t *max); 21 22 void towire(u8 **pptr, const void *data, size_t len); 23 void towire_secp256k1_ecdsa_signature(u8 **pptr, 24 const secp256k1_ecdsa_signature *signature); 25 void towire_secp256k1_ecdsa_recoverable_signature(u8 **pptr, 26 const secp256k1_ecdsa_recoverable_signature *rsig); 27 void towire_sha256(u8 **pptr, const struct sha256 *sha256); 28 void towire_ripemd160(u8 **pptr, const struct ripemd160 *ripemd); 29 void towire_u8(u8 **pptr, u8 v); 30 void towire_u16(u8 **pptr, u16 v); 31 void towire_u32(u8 **pptr, u32 v); 32 void towire_u64(u8 **pptr, u64 v); 33 void towire_tu16(u8 **pptr, u16 v); 34 void towire_tu32(u8 **pptr, u32 v); 35 void towire_tu64(u8 **pptr, u64 v); 36 void towire_pad(u8 **pptr, size_t num); 37 void towire_bool(u8 **pptr, bool v); 38 void towire_errcode_t(u8 **pptr, errcode_t v); 39 40 void towire_u8_array(u8 **pptr, const u8 *arr, size_t num); 41 void towire_utf8_array(u8 **pptr, const char *arr, size_t num); 42 43 void towire_wirestring(u8 **pptr, const char *str); 44 void towire_siphash_seed(u8 **cursor, const struct siphash_seed *seed); 45 46 const u8 *fromwire(const u8 **cursor, size_t *max, void *copy, size_t n); 47 u8 fromwire_u8(const u8 **cursor, size_t *max); 48 u16 fromwire_u16(const u8 **cursor, size_t *max); 49 u32 fromwire_u32(const u8 **cursor, size_t *max); 50 u64 fromwire_u64(const u8 **cursor, size_t *max); 51 u16 fromwire_tu16(const u8 **cursor, size_t *max); 52 u32 fromwire_tu32(const u8 **cursor, size_t *max); 53 u64 fromwire_tu64(const u8 **cursor, size_t *max); 54 bool fromwire_bool(const u8 **cursor, size_t *max); 55 errcode_t fromwire_errcode_t(const u8 **cursor, size_t *max); 56 void fromwire_secp256k1_ecdsa_signature(const u8 **cursor, size_t *max, 57 secp256k1_ecdsa_signature *signature); 58 void fromwire_secp256k1_ecdsa_recoverable_signature(const u8 **cursor, 59 size_t *max, 60 secp256k1_ecdsa_recoverable_signature *rsig); 61 void fromwire_sha256(const u8 **cursor, size_t *max, struct sha256 *sha256); 62 void fromwire_ripemd160(const u8 **cursor, size_t *max, struct ripemd160 *ripemd); 63 void fromwire_pad(const u8 **cursor, size_t *max, size_t num); 64 65 void fromwire_u8_array(const u8 **cursor, size_t *max, u8 *arr, size_t num); 66 void fromwire_utf8_array(const u8 **cursor, size_t *max, char *arr, size_t num); 67 u8 *fromwire_tal_arrn(const tal_t *ctx, 68 const u8 **cursor, size_t *max, size_t num); 69 char *fromwire_wirestring(const tal_t *ctx, const u8 **cursor, size_t *max); 70 void fromwire_siphash_seed(const u8 **cursor, size_t *max, 71 struct siphash_seed *seed); 72 73 #if !EXPERIMENTAL_FEATURES 74 /* Stubs, as this subtype is only defined when EXPERIMENTAL_FEATURES */ 75 struct onionmsg_path; 76 77 void towire_onionmsg_path(u8 **p, const struct onionmsg_path *onionmsg_path); 78 struct onionmsg_path * 79 fromwire_onionmsg_path(const tal_t *ctx, const u8 **cursor, size_t *plen); 80 #endif /* EXPERIMENTAL_FEATURES */ 81 #endif /* LIGHTNING_WIRE_WIRE_H */ 82