jumbo patch of fixes for clang-tidy gripes (with some bug fixes).
defect/gripe statistics:
configured --enable-all --enable-sp-math-all --enable-intelasm
with LLVM 13 clang-tidy -checks=readability-*,bugprone-*,misc-no-recursion,misc-misplaced-const,misc-redundant-expression,misc-unused-parameters,misc-unused-using-decls,-clang-analyzer-security.insecureAPI.DeprecatedOrUnsafeBufferHandling,-clang-analyzer-optin.performance.Padding,-readability-braces-around-statements,-readability-function-size,-readability-function-cognitive-complexity,-bugprone-suspicious-include,-bugprone-easily-swappable-parameters,-readability-isolate-declaration,-readability-magic-numbers,-readability-else-after-return,-bugprone-reserved-identifier,-readability-suspicious-call-argument,-bugprone-suspicious-string-compare,-bugprone-branch-clone,-misc-redundant-expression,-readability-non-const-parameter,-readability-redundant-control-flow,-readability-misleading-indentation,-bugprone-narrowing-conversions,-bugprone-implicit-widening-of-multiplication-result
[note these figures don't reflect additional defects fixed in this commit for --enable-smallstack, --enable-fips, --enable-async, --enable-asn=template, and --enable-fastmath, and --disable-fastmath]
pre-patch warning count per file, with suppressions:
clang-analyzer-security.insecureAPI.strcpy 6 wolfssl/tests/suites.c
clang-analyzer-security.insecureAPI.strcpy 2 wolfssl/testsuite/testsuite.c
bugprone-suspicious-missing-comma 3 wolfssl/examples/server/server.c
bugprone-suspicious-missing-comma 3 wolfssl/examples/client/client.c
readability-redundant-preprocessor 2 wolfssl/wolfcrypt/src/asn.c
readability-redundant-preprocessor 1 wolfssl/wolfcrypt/src/rsa.c
readability-redundant-preprocessor 9 wolfssl/src/ssl.c
readability-redundant-preprocessor 2 wolfssl/src/tls13.c
readability-redundant-preprocessor 18 wolfssl/tests/api.c
readability-redundant-preprocessor 3 wolfssl/src/internal.c
readability-redundant-preprocessor 10 wolfssl/wolfcrypt/test/test.c
readability-named-parameter 1 wolfssl/wolfcrypt/benchmark/benchmark.c
readability-named-parameter 7 wolfssl/src/internal.c
readability-named-parameter 1 wolfssl/wolfcrypt/src/ecc.c
readability-named-parameter 1 wolfssl/testsuite/testsuite.c
readability-named-parameter 11 wolfssl/wolfcrypt/src/ge_operations.c
misc-no-recursion 3 wolfssl/src/ssl.c
readability-uppercase-literal-suffix 4 wolfssl/wolfcrypt/src/asn.c
readability-uppercase-literal-suffix 1 wolfssl/src/ssl.c
readability-uppercase-literal-suffix 13 wolfssl/wolfcrypt/benchmark/benchmark.c
bugprone-too-small-loop-variable 1 wolfssl/wolfcrypt/src/rsa.c
bugprone-too-small-loop-variable 2 wolfssl/wolfcrypt/src/sha3.c
bugprone-too-small-loop-variable 4 wolfssl/wolfcrypt/src/idea.c
bugprone-signed-char-misuse 2 wolfssl/src/ssl.c
bugprone-signed-char-misuse 3 wolfssl/wolfcrypt/src/sp_int.c
bugprone-signed-char-misuse 3 wolfssl/examples/client/client.c
bugprone-macro-parentheses 19 wolfssl/wolfcrypt/src/aes.c
bugprone-macro-parentheses 109 wolfssl/wolfcrypt/src/camellia.c
bugprone-macro-parentheses 1 wolfssl/src/tls.c
bugprone-macro-parentheses 3 wolfssl/wolfcrypt/src/md4.c
bugprone-macro-parentheses 2 wolfssl/wolfcrypt/src/asn.c
bugprone-macro-parentheses 26 wolfssl/wolfcrypt/src/blake2b.c
bugprone-macro-parentheses 257 wolfssl/wolfcrypt/src/sha3.c
bugprone-macro-parentheses 15 wolfssl/src/ssl.c
bugprone-macro-parentheses 1 wolfssl/wolfcrypt/src/sha.c
bugprone-macro-parentheses 8 wolfssl/tests/api.c
bugprone-macro-parentheses 4 wolfssl/wolfcrypt/src/sp_int.c
bugprone-macro-parentheses 6 wolfssl/wolfcrypt/benchmark/benchmark.c
bugprone-macro-parentheses 38 wolfssl/wolfcrypt/src/hc128.c
bugprone-macro-parentheses 12 wolfssl/wolfcrypt/src/md5.c
bugprone-macro-parentheses 10 wolfssl/wolfcrypt/src/sha256.c
bugprone-macro-parentheses 4 wolfssl/wolfcrypt/test/test.c
bugprone-macro-parentheses 3 wolfssl/wolfcrypt/src/ecc.c
bugprone-macro-parentheses 2 wolfssl/tests/suites.c
bugprone-macro-parentheses 4 wolfssl/wolfcrypt/src/cpuid.c
bugprone-macro-parentheses 26 wolfssl/wolfcrypt/src/blake2s.c
bugprone-macro-parentheses 24 wolfssl/wolfcrypt/src/sha512.c
bugprone-macro-parentheses 3 wolfssl/wolfcrypt/src/poly1305.c
bugprone-macro-parentheses 24 wolfssl/wolfcrypt/src/ripemd.c
readability-inconsistent-declaration-parameter-name 1 wolfssl/src/internal.c
readability-inconsistent-declaration-parameter-name 1 wolfssl/testsuite/testsuite.c
pre-patch warning count summaries, with suppressions:
clang-analyzer-security.insecureAPI.strcpy 8
bugprone-suspicious-missing-comma 6
readability-redundant-preprocessor 45
readability-named-parameter 21
misc-no-recursion 3
readability-uppercase-literal-suffix 18
bugprone-too-small-loop-variable 7
bugprone-signed-char-misuse 8
bugprone-macro-parentheses 601
readability-inconsistent-declaration-parameter-name 2
pre-patch warning count summaries, without suppressions:
clang-analyzer-security.insecureAPI.strcpy 8
bugprone-branch-clone 152
readability-non-const-parameter 118
bugprone-suspicious-missing-comma 6
bugprone-suspicious-include 52
readability-magic-numbers 22423
readability-redundant-preprocessor 45
readability-named-parameter 21
readability-function-cognitive-complexity 845
readability-else-after-return 398
bugprone-implicit-widening-of-multiplication-result 595
readability-function-size 21
readability-isolate-declaration 1090
misc-redundant-expression 2
bugprone-narrowing-conversions 994
misc-no-recursion 3
readability-uppercase-literal-suffix 18
bugprone-reserved-identifier 56
readability-suspicious-call-argument 74
bugprone-too-small-loop-variable 7
bugprone-easily-swappable-parameters 437
bugprone-signed-char-misuse 8
readability-misleading-indentation 94
bugprone-macro-parentheses 601
readability-inconsistent-declaration-parameter-name 2
bugprone-suspicious-string-compare 495
readability-redundant-control-flow 20
readability-braces-around-statements 11483
clang-analyzer-valist.Uninitialized 1
clang-analyzer-security.insecureAPI.DeprecatedOrUnsafeBufferHandling 3502