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| author | chriseth <chris@ethereum.org> | 2018-10-04 20:55:02 +0800 |
|---|---|---|
| committer | chriseth <chris@ethereum.org> | 2018-10-12 21:15:01 +0800 |
| commit | 6daeb39ecc7ffd0e834e63f6495442c4211c5c1c (patch) | |
| tree | 670349dc15db2f9be5210f4ad2c99a386c079168 /libevmasm/LinkerObject.cpp | |
| parent | 5f5dc8956d39ab19c5408aa4c39a3cd10d3a2dec (diff) | |
| download | dexon-solidity-6daeb39ecc7ffd0e834e63f6495442c4211c5c1c.tar.gz dexon-solidity-6daeb39ecc7ffd0e834e63f6495442c4211c5c1c.tar.zst dexon-solidity-6daeb39ecc7ffd0e834e63f6495442c4211c5c1c.zip | |
Use hash for library placeholders.
Diffstat (limited to 'libevmasm/LinkerObject.cpp')
| -rw-r--r-- | libevmasm/LinkerObject.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/libevmasm/LinkerObject.cpp b/libevmasm/LinkerObject.cpp index 1d5efecb..0ac69966 100644 --- a/libevmasm/LinkerObject.cpp +++ b/libevmasm/LinkerObject.cpp @@ -21,6 +21,7 @@ #include <libevmasm/LinkerObject.h> #include <libdevcore/CommonData.h> +#include <libdevcore/SHA3.h> using namespace dev; using namespace dev::eth; @@ -50,14 +51,19 @@ string LinkerObject::toHex() const for (auto const& ref: linkReferences) { size_t pos = ref.first * 2; - string const& name = ref.second; + string hash = libraryPlaceholder(ref.second); hex[pos] = hex[pos + 1] = hex[pos + 38] = hex[pos + 39] = '_'; for (size_t i = 0; i < 36; ++i) - hex[pos + 2 + i] = i < name.size() ? name[i] : '_'; + hex[pos + 2 + i] = hash.at(i); } return hex; } +string LinkerObject::libraryPlaceholder(string const& _libraryName) +{ + return keccak256(_libraryName).hex().substr(0, 36); +} + h160 const* LinkerObject::matchLibrary( string const& _linkRefName, |