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wolfssl/wolfcrypt/sp_int.h: refactor SP_WORD_SIZEOF as a simple numeric literal, and use them for XALIGNED() for Windows portability.

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This commit is contained in:
Daniel Pouzzner
2025-05-14 16:54:49 -05:00
parent 55bbd84445
commit c8b507d246
1 changed files with 10 additions and 5 deletions
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15
wolfssl/wolfcrypt/sp_int.h
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@ -260,9 +260,6 @@ extern "C" {
#endif
#endif
/* Number of bytes in each word. */
#define SP_WORD_SIZEOF (SP_WORD_SIZE / 8)
/* Define the types used. */
#if defined(HAVE___UINT128_T) && !defined(NO_INT128)
#ifdef __SIZEOF_INT128__
@ -285,6 +282,8 @@ extern "C" {
#endif
#if SP_WORD_SIZE == 8
#define SP_WORD_SIZEOF 1
typedef sp_uint8 sp_int_digit;
typedef sp_int8 sp_int_sdigit;
typedef sp_uint16 sp_int_word;
@ -292,6 +291,8 @@ extern "C" {
#define SP_MASK 0xffU
#elif SP_WORD_SIZE == 16
#define SP_WORD_SIZEOF 2
typedef sp_uint16 sp_int_digit;
typedef sp_int16 sp_int_sdigit;
typedef sp_uint32 sp_int_word;
@ -299,6 +300,8 @@ extern "C" {
#define SP_MASK 0xffffU
#elif SP_WORD_SIZE == 32
#define SP_WORD_SIZEOF 4
typedef sp_uint32 sp_int_digit;
typedef sp_int32 sp_int_sdigit;
typedef sp_uint64 sp_int_word;
@ -306,6 +309,8 @@ extern "C" {
#define SP_MASK 0xffffffffU
#elif SP_WORD_SIZE == 64
#define SP_WORD_SIZEOF 8
typedef sp_uint64 sp_int_digit;
typedef sp_int64 sp_int_sdigit;
#if (defined(WOLFSSL_SP_MATH) || defined(WOLFSSL_SP_MATH_ALL)) && \
@ -917,7 +922,7 @@ typedef struct sp_int {
struct WC_BIGINT raw;
#endif
/** Data of number. */
XALIGNED(SP_WORD_SIZE / 8) sp_int_digit dp[SP_INT_DIGITS];
XALIGNED(SP_WORD_SIZEOF) sp_int_digit dp[SP_INT_DIGITS];
} sp_int;
typedef struct sp_int_minimal {
@ -934,7 +939,7 @@ typedef struct sp_int_minimal {
struct WC_BIGINT raw;
#endif
/** First digit of number. */
XALIGNED(SP_WORD_SIZE / 8) sp_int_digit dp[1];
XALIGNED(SP_WORD_SIZEOF) sp_int_digit dp[1];
} sp_int_minimal;
/* MP_INT_SIZEOF_DIGITS() requires that sizeof(sp_int) is a multiple of