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authorpracticalswift <practicalswift@users.noreply.github.com>2019-10-27 21:46:50 +0000
committerpracticalswift <practicalswift@users.noreply.github.com>2019-10-28 15:10:13 +0000
commitd8daa8f3711909223b117b8faa82daca87fc942d (patch)
tree8faed47743fafbb8afd379d728839146dbcafd11 /src/pubkey.cpp
parentbe50469217bd775c4305938634c32e5932f47841 (diff)
pubkey: Assert CPubKey's ECCVerifyHandle precondition
Diffstat (limited to 'src/pubkey.cpp')
-rw-r--r--src/pubkey.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/pubkey.cpp b/src/pubkey.cpp
index d38df716bd..f7a0f9cf6b 100644
--- a/src/pubkey.cpp
+++ b/src/pubkey.cpp
@@ -171,6 +171,7 @@ bool CPubKey::Verify(const uint256 &hash, const std::vector<unsigned char>& vchS
return false;
secp256k1_pubkey pubkey;
secp256k1_ecdsa_signature sig;
+ assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size())) {
return false;
}
@@ -190,6 +191,7 @@ bool CPubKey::RecoverCompact(const uint256 &hash, const std::vector<unsigned cha
bool fComp = ((vchSig[0] - 27) & 4) != 0;
secp256k1_pubkey pubkey;
secp256k1_ecdsa_recoverable_signature sig;
+ assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ecdsa_recoverable_signature_parse_compact(secp256k1_context_verify, &sig, &vchSig[1], recid)) {
return false;
}
@@ -207,6 +209,7 @@ bool CPubKey::IsFullyValid() const {
if (!IsValid())
return false;
secp256k1_pubkey pubkey;
+ assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
return secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size());
}
@@ -214,6 +217,7 @@ bool CPubKey::Decompress() {
if (!IsValid())
return false;
secp256k1_pubkey pubkey;
+ assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size())) {
return false;
}
@@ -232,6 +236,7 @@ bool CPubKey::Derive(CPubKey& pubkeyChild, ChainCode &ccChild, unsigned int nChi
BIP32Hash(cc, nChild, *begin(), begin()+1, out);
memcpy(ccChild.begin(), out+32, 32);
secp256k1_pubkey pubkey;
+ assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size())) {
return false;
}
@@ -273,6 +278,7 @@ bool CExtPubKey::Derive(CExtPubKey &out, unsigned int _nChild) const {
/* static */ bool CPubKey::CheckLowS(const std::vector<unsigned char>& vchSig) {
secp256k1_ecdsa_signature sig;
+ assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!ecdsa_signature_parse_der_lax(secp256k1_context_verify, &sig, vchSig.data(), vchSig.size())) {
return false;
}