From 6e79fdb3b6b6739fc7797d47e55a7691306cf736 Mon Sep 17 00:00:00 2001 From: vnugent Date: Wed, 31 Jan 2024 21:30:49 -0500 Subject: move validation macros, and optionally disable them --- src/noscrypt.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'src/noscrypt.c') diff --git a/src/noscrypt.c b/src/noscrypt.c index 55a098e..5c4691f 100644 --- a/src/noscrypt.c +++ b/src/noscrypt.c @@ -44,6 +44,35 @@ #include #define MEMMOV(dst, src, size) memmove(dst, src, size) +/* +* Validation macros +*/ + +#ifdef NC_INPUT_VALIDATION_OFF + #define CHECK_NULL_PTR(ptr) if(ptr == NULL) return E_NULL_PTR; + #define CHECK_INVALID_ARG(x) if(x == NULL) return E_INVALID_ARG; + #define CHECK_NULL_ARG(x, argPos) if(x == NULL) return NCResultWithArgPosition(E_NULL_PTR, argPos); + #define CHECK_ARG_RANGE(x, min, max, argPos) if(x < min || x > max) return NCResultWithArgPosition(E_ARGUMENT_OUT_OF_RANGE, argPos); +#else + //empty macros + #define CHECK_NULL_PTR(ptr) + #define CHECK_INVALID_ARG(x) + #define CHECK_NULL_ARG(x, argPos) + #define CHECK_ARG_RANGE(x, min, max, argPos) +#endif // !NC_DISABLE_INPUT_VALIDATION + + +#ifdef DEBUG + /* Must include assert.h for assertions */ + #include + #define DEBUG_ASSERT(x) assert(x); + #define DEBUG_ASSERT2(x, message) assert(x && message); +#else + #define DEBUG_ASSERT(x) + #define DEBUG_ASSERT2(x, message) +#endif + + struct nc_expand_keys { uint8_t chacha_key[CHACHA_KEY_SIZE]; uint8_t chacha_nonce[CHACHA_NONCE_SIZE]; -- cgit