66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
#ifndef LIGHTNING_TYPE_TO_STRING_H
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#define LIGHTNING_TYPE_TO_STRING_H
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#include "config.h"
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#include "utils.h"
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#include <ccan/autodata/autodata.h>
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#include <secp256k1.h>
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/* This must match the type_to_string_ cases. */
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union printable_types {
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const struct pubkey *pubkey;
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const struct sha256_double *sha256_double;
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const struct sha256 *sha256;
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const struct rel_locktime *rel_locktime;
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const struct abs_locktime *abs_locktime;
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const struct bitcoin_tx *bitcoin_tx;
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const struct htlc *htlc;
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const struct preimage *preimage;
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const struct channel_state *channel_state;
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const struct channel_oneside *channel_oneside;
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const struct netaddr *netaddr;
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const secp256k1_pubkey *secp256k1_pubkey;
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const struct channel_id *channel_id;
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const struct short_channel_id *short_channel_id;
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const struct privkey *privkey;
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const secp256k1_ecdsa_signature *secp256k1_ecdsa_signature;
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const struct channel *channel;
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const char *charp_;
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};
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#define type_to_string(ctx, type, ptr) \
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type_to_string_((ctx), stringify(type), \
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((void)sizeof((ptr) == (type *)NULL), \
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((union printable_types)((const type *)ptr))))
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char *type_to_string_(const tal_t *ctx, const char *typename,
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union printable_types u);
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#define REGISTER_TYPE_TO_STRING(typename, fmtfn) \
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static char *fmt_##typename##_(const tal_t *ctx, \
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union printable_types u) \
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{ \
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return fmtfn(ctx, u.typename); \
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} \
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static struct type_to_string ttos_##typename = { \
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#typename, fmt_##typename##_ \
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}; \
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AUTODATA(type_to_string, &ttos_##typename)
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#define REGISTER_TYPE_TO_HEXSTR(typename) \
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static char *fmt_##typename##_(const tal_t *ctx, \
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union printable_types u) \
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{ \
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return tal_hexstr(ctx, u.typename, sizeof(*u.typename)); \
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} \
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static struct type_to_string ttos_##typename = { \
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#typename, fmt_##typename##_ \
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}; \
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AUTODATA(type_to_string, &ttos_##typename)
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struct type_to_string {
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const char *typename;
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char *(*fmt)(const tal_t *ctx, union printable_types u);
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};
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AUTODATA_TYPE(type_to_string, struct type_to_string);
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#endif /* LIGHTNING_UTILS_H */
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