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Building OpenSSL

Building Preconfigured Targets

tlspuffin comes with several preconfigured fuzz targets and a wrapper script mk_vendor to simplify the build process:

./tools/mk_vendor make openssl:openssl312-asan

This command will fetch the sources for OpenSSL 3.1.2 and build it with Clang's SanitizerCoverage and AddressSanitizer activated.

Want to try another target?

For the complete list of preconfigured targets, you can look at our support matrix.

Checking The Build Result

By default, mk_vendor will store the result of the build process in a subfolder of the vendor/ folder at the project's root. In our case:

ls -al ./vendor/openssl312-asan

This folder is a standard install prefix containing, most notably, the include and lib folders that will allow tlspuffin to link against the fuzz target.