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Fix bugs and make code tinier

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- Fixed bug where stdio eof wasn't being sticky
- Fixed bug where fseeko() wasn't clearing eof state
- Removed assert() usage from libc favoring _unassert() / _npassert()
This commit is contained in:
Justine Tunney 2022-10-09 22:38:28 -07:00
parent 9b7c8db846
commit d5910e2673
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
115 changed files with 510 additions and 290 deletions
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25
third_party/mbedtls/ecp256.c vendored
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@ -16,10 +16,7 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/assert.h"
#include "libc/log/check.h"
#include "libc/nexgen32e/x86feature.h"
#include "libc/mem/gc.internal.h"
#include "libc/runtime/runtime.h"
#include "libc/str/str.h"
#include "third_party/mbedtls/bignum_internal.h"
@ -261,7 +258,7 @@ mbedtls_p256_add( uint64_t X[5],
ADC( X[3], A[3], B[3], c, X[4] );
#endif
mbedtls_p256_rum( X );
DCHECK_EQ( 0, X[4] );
MBEDTLS_ASSERT( 0 == X[4] );
}
static void
@ -298,7 +295,7 @@ mbedtls_p256_sub( uint64_t X[5],
#endif
while( (int64_t)X[4] < 0 )
mbedtls_p256_gro( X );
DCHECK_EQ( 0, X[4] );
MBEDTLS_ASSERT( 0 == X[4] );
}
static void
@ -322,7 +319,7 @@ mbedtls_p256_hub( uint64_t A[5],
: "rax", "rcx", "memory", "cc");
while( (int64_t)A[4] < 0 )
mbedtls_p256_gro( A );
DCHECK_EQ( 0, A[4] );
MBEDTLS_ASSERT( 0 == A[4] );
#else
mbedtls_p256_sub( A, A, B );
#endif
@ -368,9 +365,9 @@ int mbedtls_p256_double_jac( const mbedtls_ecp_group *G,
s.Xn = mbedtls_mpi_limbs( &P->X );
s.Yn = mbedtls_mpi_limbs( &P->Y );
s.Zn = mbedtls_mpi_limbs( &P->Z );
CHECK_LE( s.Xn, 4 );
CHECK_LE( s.Yn, 4 );
CHECK_LE( s.Zn, 4 );
MBEDTLS_ASSERT( s.Xn <= 4 );
MBEDTLS_ASSERT( s.Yn <= 4 );
MBEDTLS_ASSERT( s.Zn <= 4 );
memcpy( s.X, P->X.p, s.Xn * 8 );
memcpy( s.Y, P->Y.p, s.Yn * 8 );
memcpy( s.Z, P->Z.p, s.Zn * 8 );
@ -424,11 +421,11 @@ int mbedtls_p256_add_mixed( const mbedtls_ecp_group *G,
s.Zn = mbedtls_mpi_limbs( &P->Z );
s.QXn = mbedtls_mpi_limbs( &Q->X );
s.QYn = mbedtls_mpi_limbs( &Q->Y );
CHECK_LE( s.Xn, 4 );
CHECK_LE( s.Yn, 4 );
CHECK_LE( s.Zn, 4 );
CHECK_LE( s.QXn, 4 );
CHECK_LE( s.QYn, 4 );
MBEDTLS_ASSERT( s.Xn <= 4 );
MBEDTLS_ASSERT( s.Yn <= 4 );
MBEDTLS_ASSERT( s.Zn <= 4 );
MBEDTLS_ASSERT( s.QXn <= 4 );
MBEDTLS_ASSERT( s.QYn <= 4 );
memcpy( s.X, P->X.p, s.Xn * 8 );
memcpy( s.Y, P->Y.p, s.Yn * 8 );
memcpy( s.Z, P->Z.p, s.Zn * 8 );