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linuxkm: fix line length in types.h, and add #ifdef _MSC_VER #pragma warning(disable: 4127) to work around MSC bug re "conditional expression is constant"; fix flub in ecc.c.

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This commit is contained in:
Daniel Pouzzner
2021-10-19 01:47:30 -05:00
parent 62c1bcae8a
commit 1d07034fb9
2 changed files with 60 additions and 5 deletions
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3
wolfcrypt/src/ecc.c
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@@ -8649,8 +8649,9 @@ static int _ecc_validate_public_key(ecc_key* key, int partial, int priv)
/* perform sanity checks on ecc key validity, 0 on success */
int wc_ecc_check_key(ecc_key* key)
{
int ret;
SAVE_VECTOR_REGISTERS(return _svr_ret;);
int ret = _ecc_validate_public_key(key, 0, 1);
ret = _ecc_validate_public_key(key, 0, 1);
RESTORE_VECTOR_REGISTERS();
return ret;
}

62
wolfssl/wolfcrypt/types.h
View File

@@ -1183,11 +1183,65 @@ decouple library dependencies with standard string, memory and so on.
WOLFSSL_API extern THREAD_LS_T int wc_svr_count;
WOLFSSL_API extern THREAD_LS_T const char *wc_svr_last_file;
WOLFSSL_API extern THREAD_LS_T int wc_svr_last_line;
#define SAVE_VECTOR_REGISTERS(...) { ++wc_svr_count; if (wc_svr_count > 5) {fprintf(stderr, "%s @ L%d : incr : wc_svr_count %d (last op %s L%d)\n", __FILE__, __LINE__, wc_svr_count, wc_svr_last_file, wc_svr_last_line);} wc_svr_last_file = __FILE__; wc_svr_last_line = __LINE__; }
#define ASSERT_SAVED_VECTOR_REGISTERS(fail_clause) {if (wc_svr_count <= 0) {fprintf(stderr, "ASSERT_SAVED_VECTOR_REGISTERS : %s @ L%d : wc_svr_count %d (last op %s L%d)\n", __FILE__, __LINE__, wc_svr_count, wc_svr_last_file, wc_svr_last_line); { fail_clause }}}
#define ASSERT_RESTORED_VECTOR_REGISTERS(fail_clause) {if (wc_svr_count != 0) {fprintf(stderr, "ASSERT_RESTORED_VECTOR_REGISTERS : %s @ L%d : wc_svr_count %d (last op %s L%d)\n", __FILE__, __LINE__, wc_svr_count, wc_svr_last_file, wc_svr_last_line); { fail_clause }}}
#define RESTORE_VECTOR_REGISTERS(...) {--wc_svr_count; if (wc_svr_count > 4) {fprintf(stderr, "%s @ L%d : decr : wc_svr_count %d (last op %s L%d)\n", __FILE__, __LINE__, wc_svr_count, wc_svr_last_file, wc_svr_last_line);} wc_svr_last_file = __FILE__; wc_svr_last_line = __LINE__; }
#define SAVE_VECTOR_REGISTERS(...) { \
++wc_svr_count; \
if (wc_svr_count > 5) { \
fprintf(stderr, \
"%s @ L%d : incr : wc_svr_count %d (last op %s L%d)\n", \
__FILE__, \
__LINE__, \
wc_svr_count, \
wc_svr_last_file, \
wc_svr_last_line); \
} \
wc_svr_last_file = __FILE__; \
wc_svr_last_line = __LINE__; \
}
#define ASSERT_SAVED_VECTOR_REGISTERS(fail_clause) { \
if (wc_svr_count <= 0) { \
fprintf(stderr, \
"ASSERT_SAVED_VECTOR_REGISTERS : %s @ L%d : wc_svr_count %d (last op %s L%d)\n", \
__FILE__, \
__LINE__, \
wc_svr_count, \
wc_svr_last_file, \
wc_svr_last_line); \
{ fail_clause } \
} \
}
#define ASSERT_RESTORED_VECTOR_REGISTERS(fail_clause) { \
if (wc_svr_count != 0) { \
fprintf(stderr, \
"ASSERT_RESTORED_VECTOR_REGISTERS : %s @ L%d : wc_svr_count %d (last op %s L%d)\n", \
__FILE__, \
__LINE__, \
wc_svr_count, \
wc_svr_last_file, \
wc_svr_last_line); \
{ fail_clause } \
} \
}
#define RESTORE_VECTOR_REGISTERS(...) { \
--wc_svr_count; \
if ((wc_svr_count > 4) || (wc_svr_count < 0)) { \
fprintf(stderr, \
"%s @ L%d : decr : wc_svr_count %d (last op %s L%d)\n", \
__FILE__, \
__LINE__, \
wc_svr_count, \
wc_svr_last_file, \
wc_svr_last_line); \
} \
wc_svr_last_file = __FILE__; \
wc_svr_last_line = __LINE__; \
}
#else
#ifdef _MSC_VER
/* disable buggy MSC warning around while(0),
*"warning C4127: conditional expression is constant"
*/
#pragma warning(disable: 4127)
#endif
#ifndef SAVE_VECTOR_REGISTERS
#define SAVE_VECTOR_REGISTERS(...) do{}while(0)
#endif