mkcgo cleanup and use KeepAlive #92
Merged
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Copy the code generation improvements and cleanups we did in golang-fips/openssl#288. The most notable change, and the only that has a runtime effect, is using
runtime.KeepAlive
for all pointer parameters of the nocgo wrappers. Doing so doesn't have any performance impact, but it instruct the garbage collector to not collect the pointer down-casted to auintptr
until the C call is done. Not doing so could introduce memory corruptions on high-load situations.