diff options
Diffstat (limited to 'libqpdf/qpdf/Pl_MD5.hh')
| -rw-r--r-- | libqpdf/qpdf/Pl_MD5.hh | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libqpdf/qpdf/Pl_MD5.hh b/libqpdf/qpdf/Pl_MD5.hh index 13a0927d..c23e6b45 100644 --- a/libqpdf/qpdf/Pl_MD5.hh +++ b/libqpdf/qpdf/Pl_MD5.hh @@ -25,10 +25,24 @@ class Pl_MD5: public Pipeline virtual void finish(); QPDF_DLL std::string getHexDigest(); + // Enable/disable. Disabling the pipeline causes it to become a + // pass-through. This makes it possible to stick an MD5 pipeline + // in a pipeline when it may or may not be required. Disabling it + // avoids incurring the runtime overhead of doing needless + // digest computation. + QPDF_DLL + void enable(bool enabled); + // If persistAcrossFinish is called, calls to finish do not + // finalize the underlying md5 object. In this case, the object is + // not finalized until getHexDigest() is called. + QPDF_DLL + void persistAcrossFinish(bool); private: bool in_progress; MD5 md5; + bool enabled; + bool persist_across_finish; }; #endif // __PL_MD5_HH__ |