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Add support for inferring descriptors from scripts

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This commit is contained in:
Pieter Wuille
2018-10-12 18:22:22 -07:00
parent f4e4ea1cee
commit 4d78bd93b5
2 changed files with 95 additions and 1 deletions
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17
src/script/descriptor.h
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@@ -51,5 +51,20 @@ struct Descriptor {
/** Parse a descriptor string. Included private keys are put in out. Returns nullptr if parsing fails. */
std::unique_ptr<Descriptor> Parse(const std::string& descriptor, FlatSigningProvider& out);
#endif // BITCOIN_SCRIPT_DESCRIPTOR_H
/** Find a descriptor for the specified script, using information from provider where possible.
*
* A non-ranged descriptor which only generates the specified script will be returned in all
* circumstances.
*
* For public keys with key origin information, this information will be preserved in the returned
* descriptor.
*
* - If all information for solving `script` is present in `provider`, a descriptor will be returned
* which is `IsSolvable()` and encapsulates said information.
* - Failing that, if `script` corresponds to a known address type, an "addr()" descriptor will be
* returned (which is not `IsSolvable()`).
* - Failing that, a "raw()" descriptor is returned.
*/
std::unique_ptr<Descriptor> InferDescriptor(const CScript& script, const SigningProvider& provider);
#endif // BITCOIN_SCRIPT_DESCRIPTOR_H