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3bf21b5a05
We have users who need to debug errors coming out of libwolfssl in production, where --enable-debug isn't an option. Our error queue implementation is the solution, but our usage of WOLFSSL_ERROR isn't consistent. This commit greatly expands our usage of WOLFSSL_ERROR. There are too many error cases to tackle all at once, and not all error cases are particularly meaningful or likely to be hit in regular operation of the library. I've tried to focus on errors that users are likely to hit, and I've chosen to ignore things like the mountain of BUFFER_E and BAD_FUNC_ARG cases (for the most part). I've also tried to expand WOLFSSL_ERROR usage in files where we haven't been using it historically (e.g. aes.c), so the pattern is now there for other developers to follow. In order to prevent these additions from exploding the size of libwolfssl, they're all behind a new macro, WOLFSSL_ERROR_VERBOSE. If WOLFSSL_VERBOSE_ERRORS is defined, WOLFSSL_ERROR_VERBOSE just maps to WOLFSSL_ERROR.