lib/mbedtls
1
0
Fork 0
mirror of https://github.com/Mbed-TLS/mbedtls.git synced 2025-07-30 22:43:08 +03:00
Code Activity

Switch to the new code style

Browse Source 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine
2023-01-11 14:52:35 +01:00
parent 480f683d15
commit 1b6c09a62e
391 changed files with 73134 additions and 75084 deletions
Download Patch File Download Diff File Expand all files Collapse all files

190
library/md2.c
View File

@ -67,21 +67,22 @@ static const unsigned char PI_SUBST[256] =
0x8D, 0x33, 0x9F, 0x11, 0x83, 0x14
};
void mbedtls_md2_init( mbedtls_md2_context *ctx )
void mbedtls_md2_init(mbedtls_md2_context *ctx)
{
memset( ctx, 0, sizeof( mbedtls_md2_context ) );
memset(ctx, 0, sizeof(mbedtls_md2_context));
}
void mbedtls_md2_free( mbedtls_md2_context *ctx )
void mbedtls_md2_free(mbedtls_md2_context *ctx)
{
if( ctx == NULL )
if (ctx == NULL) {
return;
}
mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md2_context ) );
mbedtls_platform_zeroize(ctx, sizeof(mbedtls_md2_context));
}
void mbedtls_md2_clone( mbedtls_md2_context *dst,
const mbedtls_md2_context *src )
void mbedtls_md2_clone(mbedtls_md2_context *dst,
const mbedtls_md2_context *src)
{
*dst = *src;
}
@ -89,67 +90,63 @@ void mbedtls_md2_clone( mbedtls_md2_context *dst,
/*
* MD2 context setup
*/
int mbedtls_md2_starts_ret( mbedtls_md2_context *ctx )
int mbedtls_md2_starts_ret(mbedtls_md2_context *ctx)
{
memset( ctx->cksum, 0, 16 );
memset( ctx->state, 0, 46 );
memset( ctx->buffer, 0, 16 );
memset(ctx->cksum, 0, 16);
memset(ctx->state, 0, 46);
memset(ctx->buffer, 0, 16);
ctx->left = 0;
return( 0 );
return 0;
}
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_md2_starts( mbedtls_md2_context *ctx )
void mbedtls_md2_starts(mbedtls_md2_context *ctx)
{
mbedtls_md2_starts_ret( ctx );
mbedtls_md2_starts_ret(ctx);
}
#endif
#if !defined(MBEDTLS_MD2_PROCESS_ALT)
int mbedtls_internal_md2_process( mbedtls_md2_context *ctx )
int mbedtls_internal_md2_process(mbedtls_md2_context *ctx)
{
int i, j;
unsigned char t = 0;
for( i = 0; i < 16; i++ )
{
for (i = 0; i < 16; i++) {
ctx->state[i + 16] = ctx->buffer[i];
ctx->state[i + 32] =
(unsigned char)( ctx->buffer[i] ^ ctx->state[i]);
(unsigned char) (ctx->buffer[i] ^ ctx->state[i]);
}
for( i = 0; i < 18; i++ )
{
for( j = 0; j < 48; j++ )
{
for (i = 0; i < 18; i++) {
for (j = 0; j < 48; j++) {
ctx->state[j] = (unsigned char)
( ctx->state[j] ^ PI_SUBST[t] );
(ctx->state[j] ^ PI_SUBST[t]);
t = ctx->state[j];
}
t = (unsigned char)( t + i );
t = (unsigned char) (t + i);
}
t = ctx->cksum[15];
for( i = 0; i < 16; i++ )
{
for (i = 0; i < 16; i++) {
ctx->cksum[i] = (unsigned char)
( ctx->cksum[i] ^ PI_SUBST[ctx->buffer[i] ^ t] );
(ctx->cksum[i] ^ PI_SUBST[ctx->buffer[i] ^ t]);
t = ctx->cksum[i];
}
/* Zeroise variables to clear sensitive data from memory. */
mbedtls_platform_zeroize( &t, sizeof( t ) );
mbedtls_platform_zeroize(&t, sizeof(t));
return( 0 );
return 0;
}
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_md2_process( mbedtls_md2_context *ctx )
void mbedtls_md2_process(mbedtls_md2_context *ctx)
{
mbedtls_internal_md2_process( ctx );
mbedtls_internal_md2_process(ctx);
}
#endif
#endif /* !MBEDTLS_MD2_PROCESS_ALT */
@ -157,78 +154,81 @@ void mbedtls_md2_process( mbedtls_md2_context *ctx )
/*
* MD2 process buffer
*/
int mbedtls_md2_update_ret( mbedtls_md2_context *ctx,
const unsigned char *input,
size_t ilen )
int mbedtls_md2_update_ret(mbedtls_md2_context *ctx,
const unsigned char *input,
size_t ilen)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
size_t fill;
while( ilen > 0 )
{
if( ilen > 16 - ctx->left )
while (ilen > 0) {
if (ilen > 16 - ctx->left) {
fill = 16 - ctx->left;
else
} else {
fill = ilen;
}
memcpy( ctx->buffer + ctx->left, input, fill );
memcpy(ctx->buffer + ctx->left, input, fill);
ctx->left += fill;
input += fill;
ilen -= fill;
if( ctx->left == 16 )
{
if (ctx->left == 16) {
ctx->left = 0;
if( ( ret = mbedtls_internal_md2_process( ctx ) ) != 0 )
return( ret );
if ((ret = mbedtls_internal_md2_process(ctx)) != 0) {
return ret;
}
}
}
return( 0 );
return 0;
}
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_md2_update( mbedtls_md2_context *ctx,
const unsigned char *input,
size_t ilen )
void mbedtls_md2_update(mbedtls_md2_context *ctx,
const unsigned char *input,
size_t ilen)
{
mbedtls_md2_update_ret( ctx, input, ilen );
mbedtls_md2_update_ret(ctx, input, ilen);
}
#endif
/*
* MD2 final digest
*/
int mbedtls_md2_finish_ret( mbedtls_md2_context *ctx,
unsigned char output[16] )
int mbedtls_md2_finish_ret(mbedtls_md2_context *ctx,
unsigned char output[16])
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
size_t i;
unsigned char x;
x = (unsigned char)( 16 - ctx->left );
x = (unsigned char) (16 - ctx->left);
for( i = ctx->left; i < 16; i++ )
for (i = ctx->left; i < 16; i++) {
ctx->buffer[i] = x;
}
if( ( ret = mbedtls_internal_md2_process( ctx ) ) != 0 )
return( ret );
if ((ret = mbedtls_internal_md2_process(ctx)) != 0) {
return ret;
}
memcpy( ctx->buffer, ctx->cksum, 16 );
if( ( ret = mbedtls_internal_md2_process( ctx ) ) != 0 )
return( ret );
memcpy(ctx->buffer, ctx->cksum, 16);
if ((ret = mbedtls_internal_md2_process(ctx)) != 0) {
return ret;
}
memcpy( output, ctx->state, 16 );
memcpy(output, ctx->state, 16);
return( 0 );
return 0;
}
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_md2_finish( mbedtls_md2_context *ctx,
unsigned char output[16] )
void mbedtls_md2_finish(mbedtls_md2_context *ctx,
unsigned char output[16])
{
mbedtls_md2_finish_ret( ctx, output );
mbedtls_md2_finish_ret(ctx, output);
}
#endif
@ -237,36 +237,39 @@ void mbedtls_md2_finish( mbedtls_md2_context *ctx,
/*
* output = MD2( input buffer )
*/
int mbedtls_md2_ret( const unsigned char *input,
size_t ilen,
unsigned char output[16] )
int mbedtls_md2_ret(const unsigned char *input,
size_t ilen,
unsigned char output[16])
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_md2_context ctx;
mbedtls_md2_init( &ctx );
mbedtls_md2_init(&ctx);
if( ( ret = mbedtls_md2_starts_ret( &ctx ) ) != 0 )
if ((ret = mbedtls_md2_starts_ret(&ctx)) != 0) {
goto exit;
}
if( ( ret = mbedtls_md2_update_ret( &ctx, input, ilen ) ) != 0 )
if ((ret = mbedtls_md2_update_ret(&ctx, input, ilen)) != 0) {
goto exit;
}
if( ( ret = mbedtls_md2_finish_ret( &ctx, output ) ) != 0 )
if ((ret = mbedtls_md2_finish_ret(&ctx, output)) != 0) {
goto exit;
}
exit:
mbedtls_md2_free( &ctx );
mbedtls_md2_free(&ctx);
return( ret );
return ret;
}
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
void mbedtls_md2( const unsigned char *input,
size_t ilen,
unsigned char output[16] )
void mbedtls_md2(const unsigned char *input,
size_t ilen,
unsigned char output[16])
{
mbedtls_md2_ret( input, ilen, output );
mbedtls_md2_ret(input, ilen, output);
}
#endif
@ -312,40 +315,43 @@ static const unsigned char md2_test_sum[7][16] =
/*
* Checkup routine
*/
int mbedtls_md2_self_test( int verbose )
int mbedtls_md2_self_test(int verbose)
{
int i, ret = 0;
unsigned char md2sum[16];
for( i = 0; i < 7; i++ )
{
if( verbose != 0 )
mbedtls_printf( " MD2 test #%d: ", i + 1 );
for (i = 0; i < 7; i++) {
if (verbose != 0) {
mbedtls_printf(" MD2 test #%d: ", i + 1);
}
ret = mbedtls_md2_ret( md2_test_str[i], md2_test_strlen[i], md2sum );
if( ret != 0 )
ret = mbedtls_md2_ret(md2_test_str[i], md2_test_strlen[i], md2sum);
if (ret != 0) {
goto fail;
}
if( memcmp( md2sum, md2_test_sum[i], 16 ) != 0 )
{
if (memcmp(md2sum, md2_test_sum[i], 16) != 0) {
ret = 1;
goto fail;
}
if( verbose != 0 )
mbedtls_printf( "passed\n" );
if (verbose != 0) {
mbedtls_printf("passed\n");
}
}
if( verbose != 0 )
mbedtls_printf( "\n" );
if (verbose != 0) {
mbedtls_printf("\n");
}
return( 0 );
return 0;
fail:
if( verbose != 0 )
mbedtls_printf( "failed\n" );
if (verbose != 0) {
mbedtls_printf("failed\n");
}
return( ret );
return ret;
}
#endif /* MBEDTLS_SELF_TEST */