From fa6f77ed3c152e0ff695c36b7a4ebb2c2efe916f Mon Sep 17 00:00:00 2001 From: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz> Date: Mon, 28 Apr 2025 16:33:05 +0200 Subject: [PATCH 1/3] descriptors: Reject + sign in ParseKeyPathNum --- src/script/descriptor.cpp | 12 ++++++------ src/test/descriptor_tests.cpp | 1 + 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/src/script/descriptor.cpp b/src/script/descriptor.cpp index 0b7cd4a4dc1..efef70ea2da 100644 --- a/src/script/descriptor.cpp +++ b/src/script/descriptor.cpp @@ -1423,16 +1423,16 @@ std::optional ParseKeyPathNum(std::span elem, bool& apostr apostrophe = last == '\''; } } - uint32_t p; - if (!ParseUInt32(std::string(elem.begin(), elem.end()), &p)) { - error = strprintf("Key path value '%s' is not a valid uint32", std::string(elem.begin(), elem.end())); + const auto p{ToIntegral(std::string_view{elem.begin(), elem.end()})}; + if (!p) { + error = strprintf("Key path value '%s' is not a valid uint32", std::string_view{elem.begin(), elem.end()}); return std::nullopt; - } else if (p > 0x7FFFFFFFUL) { - error = strprintf("Key path value %u is out of range", p); + } else if (*p > 0x7FFFFFFFUL) { + error = strprintf("Key path value %u is out of range", *p); return std::nullopt; } - return std::make_optional(p | (((uint32_t)hardened) << 31)); + return std::make_optional(*p | (((uint32_t)hardened) << 31)); } /** diff --git a/src/test/descriptor_tests.cpp b/src/test/descriptor_tests.cpp index c3cf5565e6c..08e0b719214 100644 --- a/src/test/descriptor_tests.cpp +++ b/src/test/descriptor_tests.cpp @@ -567,6 +567,7 @@ BOOST_AUTO_TEST_CASE(descriptor_test) CheckUnparsable("combo([012345678]xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc)", "combo([012345678]xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL)", "combo(): Fingerprint is not 4 bytes (9 characters instead of 8 characters)"); // Too long key fingerprint CheckUnparsable("pkh(xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U/2147483648)", "pkh(xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB/2147483648)", "pkh(): Key path value 2147483648 is out of range"); // BIP 32 path element overflow CheckUnparsable("pkh(xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U/1aa)", "pkh(xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB/1aa)", "pkh(): Key path value '1aa' is not a valid uint32"); // Path is not valid uint + CheckUnparsable("pkh(xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U/+1)", "pkh(xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB/+1)", "pkh(): Key path value '+1' is not a valid uint32"); // Path is not valid uint Check("pkh([01234567/10/20]xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U/2147483647'/0)", "pkh([01234567/10/20]xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB/2147483647'/0)", "pkh([01234567/10/20/2147483647h]xpub69H7F5dQzmVd3vPuLKtcXJziMEQByuDidnX3YdwgtNsecY5HRGtAAQC5mXTt4dsv9RzyjgDjAQs9VGVV6ydYCHnprc9vvaA5YtqWyL6hyds/0)", HARDENED, {{"76a914ebdc90806a9c4356c1c88e42216611e1cb4c1c1788ac"}}, OutputType::LEGACY, /*op_desc_id=*/std::nullopt, {{10, 20, 0xFFFFFFFFUL, 0}}); // Multipath versions with BIP32 derivations From fa55dd01df8384e0d57fbb442d170c8a60d0260b Mon Sep 17 00:00:00 2001 From: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz> Date: Mon, 28 Apr 2025 17:00:56 +0200 Subject: [PATCH 2/3] descriptors: Reject + sign when parsing multi threshold --- src/script/descriptor.cpp | 4 +++- src/test/descriptor_tests.cpp | 1 + 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/src/script/descriptor.cpp b/src/script/descriptor.cpp index efef70ea2da..0ba31829ea5 100644 --- a/src/script/descriptor.cpp +++ b/src/script/descriptor.cpp @@ -1821,7 +1821,9 @@ std::vector> ParseScript(uint32_t& key_exp_index auto threshold = Expr(expr); uint32_t thres; std::vector>> providers; // List of multipath expanded pubkeys - if (!ParseUInt32(std::string(threshold.begin(), threshold.end()), &thres)) { + if (const auto maybe_thres{ToIntegral(std::string_view{threshold.begin(), threshold.end()})}) { + thres = *maybe_thres; + } else { error = strprintf("Multi threshold '%s' is not valid", std::string(threshold.begin(), threshold.end())); return {}; } diff --git a/src/test/descriptor_tests.cpp b/src/test/descriptor_tests.cpp index 08e0b719214..f9139c503ae 100644 --- a/src/test/descriptor_tests.cpp +++ b/src/test/descriptor_tests.cpp @@ -924,6 +924,7 @@ BOOST_AUTO_TEST_CASE(descriptor_test) CheckUnparsable("wsh(multi(2,[aaaaaaa]xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U/2147483647'/0,xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt/1/2/*,xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi/10/20/30/40/*'))", "wsh(multi(2,[aaaaaaa]xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB/2147483647h/0,xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH/1/2/*,xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8/10/20/30/40/*h))", "Multi: Fingerprint is not 4 bytes (7 characters instead of 8 characters)"); // Too short fingerprint CheckUnparsable("wsh(multi(2,[aaaaaaaaa]xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U/2147483647'/0,xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt/1/2/*,xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi/10/20/30/40/*'))", "wsh(multi(2,[aaaaaaaaa]xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB/2147483647h/0,xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH/1/2/*,xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8/10/20/30/40/*h))", "Multi: Fingerprint is not 4 bytes (9 characters instead of 8 characters)"); // Too long fingerprint CheckUnparsable("multi(a,L4rK1yDtCWekvXuE6oXD9jCYfFNV2cWRpVuPLBcCU2z8TrisoyY1,5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss)", "multi(a,03a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd,04a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd5b8dec5235a0fa8722476c7709c02559e3aa73aa03918ba2d492eea75abea235)", "Multi threshold 'a' is not valid"); // Invalid threshold + CheckUnparsable("multi(+1,L4rK1yDtCWekvXuE6oXD9jCYfFNV2cWRpVuPLBcCU2z8TrisoyY1,5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss)", "multi(+1,03a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd,04a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd5b8dec5235a0fa8722476c7709c02559e3aa73aa03918ba2d492eea75abea235)", "Multi threshold '+1' is not valid"); // Invalid threshold CheckUnparsable("multi(0,L4rK1yDtCWekvXuE6oXD9jCYfFNV2cWRpVuPLBcCU2z8TrisoyY1,5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss)", "multi(0,03a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd,04a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd5b8dec5235a0fa8722476c7709c02559e3aa73aa03918ba2d492eea75abea235)", "Multisig threshold cannot be 0, must be at least 1"); // Threshold of 0 CheckUnparsable("multi(3,L4rK1yDtCWekvXuE6oXD9jCYfFNV2cWRpVuPLBcCU2z8TrisoyY1,5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss)", "multi(3,03a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd,04a34b99f22c790c4e36b2b3c2c35a36db06226e41c692fc82b8b56ac1c540c5bd5b8dec5235a0fa8722476c7709c02559e3aa73aa03918ba2d492eea75abea235)", "Multisig threshold cannot be larger than the number of keys; threshold is 3 but only 2 keys specified"); // Threshold larger than number of keys CheckUnparsable("multi(3,KzoAz5CanayRKex3fSLQ2BwJpN7U52gZvxMyk78nDMHuqrUxuSJy,KwGNz6YCCQtYvFzMtrC6D3tKTKdBBboMrLTsjr2NYVBwapCkn7Mr,KxogYhiNfwxuswvXV66eFyKcCpm7dZ7TqHVqujHAVUjJxyivxQ9X,L2BUNduTSyZwZjwNHynQTF14mv2uz2NRq5n5sYWTb4FkkmqgEE9f)", "multi(3,03669b8afcec803a0d323e9a17f3ea8e68e8abe5a278020a929adbec52421adbd0,0260b2003c386519fc9eadf2b5cf124dd8eea4c4e68d5e154050a9346ea98ce600,0362a74e399c39ed5593852a30147f2959b56bb827dfa3e60e464b02ccf87dc5e8,0261345b53de74a4d721ef877c255429961b7e43714171ac06168d7e08c542a8b8)", "Cannot have 4 pubkeys in bare multisig; only at most 3 pubkeys"); // Threshold larger than number of keys From fa655da159876861251d1149a5c31a830bd35596 Mon Sep 17 00:00:00 2001 From: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz> Date: Mon, 28 Apr 2025 17:05:28 +0200 Subject: [PATCH 3/3] test: [refactor] Use ToIntegral in CheckInferDescriptor --- src/test/descriptor_tests.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/test/descriptor_tests.cpp b/src/test/descriptor_tests.cpp index f9139c503ae..c063dd90af3 100644 --- a/src/test/descriptor_tests.cpp +++ b/src/test/descriptor_tests.cpp @@ -6,6 +6,7 @@ #include