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panic if fingerprintSuffix is not at least 64bits or it specifies a half byte

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This commit is contained in:
Samuele Pedroni
2015-11-19 20:16:02 +01:00
parent fcd7dfaa13
commit fbecce8a11
1 changed files with 9 additions and 1 deletions
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10
asserts/database.go
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@@ -125,9 +125,17 @@ func (db *Database) ImportKey(authorityID string, privKey *packet.PrivateKey) (f
}
// use a generalized matching style along what PGP does where keys can be
// retrieved by giving suffixes of their fingerprint
// retrieved by giving suffixes of their fingerprint,
// for safety suffix must be at least 64 bits though
// TODO: may need more details about the kind of key we are looking for
func (db *Database) findPublicKeys(authorityID, fingerprintSuffix string) []PublicKey {
suffixLen := len(fingerprintSuffix)
if suffixLen % 2 == 1 {
panic(fmt.Errorf("findPublicKeys: fingerprintSuffix cannot specify a half byte"))
}
if suffixLen < 16 {
panic(fmt.Errorf("findPublicKeys: fingerprintSuffix must be at leat 64bits"))
}
res := make([]PublicKey, 0, 1)
cands := db.cfg.TrustedKeys[authorityID]
for _, cand := range cands {