Switch to the new code style

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tests/suites/test_suite_alignment.function b/tests/suites/test_suite_alignment.function
index 06c5668..6c98f23 100644
--- a/tests/suites/test_suite_alignment.function
+++ b/tests/suites/test_suite_alignment.function
@@ -11,20 +11,19 @@
 /*
  * Convert a string of the form "abcd" (case-insensitive) to a uint64_t.
  */
-int parse_hex_string( char* hex_string, uint64_t *result )
+int parse_hex_string(char *hex_string, uint64_t *result)
 {
     uint8_t raw[8];
     size_t olen;
-    if ( mbedtls_test_unhexify(raw, sizeof(raw), hex_string, &olen) != 0 ) return 0;
+    if (mbedtls_test_unhexify(raw, sizeof(raw), hex_string, &olen) != 0) {
+        return 0;
+    }
     *result = 0;
-    for ( size_t i = 0; i < olen; i++ )
-    {
-        if ( MBEDTLS_IS_BIG_ENDIAN ) {
-            *result |= ((uint64_t)raw[i]) << ( i * 8 );
-        }
-        else
-        {
-            *result |= ((uint64_t)raw[i]) << ( (olen - i - 1) * 8 );
+    for (size_t i = 0; i < olen; i++) {
+        if (MBEDTLS_IS_BIG_ENDIAN) {
+            *result |= ((uint64_t) raw[i]) << (i * 8);
+        } else {
+            *result |= ((uint64_t) raw[i]) << ((olen - i - 1) * 8);
         }
     }
     return 1;
@@ -33,53 +32,51 @@
 /* END_HEADER */
 
 /* BEGIN_CASE */
-void mbedtls_unaligned_access( int size, int offset )
+void mbedtls_unaligned_access(int size, int offset)
 {
     /* Define 64-bit aligned raw byte array */
     uint64_t raw[2];
 
     /* Populate with known data */
     uint8_t *x = (uint8_t *) raw;
-    for ( size_t i = 0; i < sizeof(raw); i++ )
-        x[i] = (uint8_t)i;
+    for (size_t i = 0; i < sizeof(raw); i++) {
+        x[i] = (uint8_t) i;
+    }
 
-    TEST_ASSERT( size == 16 || size == 32 || size == 64 );
+    TEST_ASSERT(size == 16 || size == 32 || size == 64);
 
     uint64_t r = 0;
-    switch ( size )
-    {
+    switch (size) {
         case 16:
-            r = mbedtls_get_unaligned_uint16( x + offset );
+            r = mbedtls_get_unaligned_uint16(x + offset);
             break;
         case 32:
-            r = mbedtls_get_unaligned_uint32( x + offset );
+            r = mbedtls_get_unaligned_uint32(x + offset);
             break;
         case 64:
-            r = mbedtls_get_unaligned_uint64( x + offset );
+            r = mbedtls_get_unaligned_uint64(x + offset);
             break;
     }
 
     /* Generate expected result */
     uint64_t expected = 0;
-    for ( uint8_t i = 0; i < 8; i++ )
-    {
+    for (uint8_t i = 0; i < 8; i++) {
         uint8_t shift;
-        if ( MBEDTLS_IS_BIG_ENDIAN )
-        {
+        if (MBEDTLS_IS_BIG_ENDIAN) {
             /*
-            * Similar to little-endian case described below, but the shift needs
-            * to be inverted
-            */
-            shift = 7 - ( i * 8 );
+             * Similar to little-endian case described below, but the shift needs
+             * to be inverted
+             */
+            shift = 7 - (i * 8);
         } else {
             /* example for offset == 1:
-            * expected = (( 1 + 0 ) << (0 * 8)) | (( 1 + 1 ) << (1 * 8)) | (( 1 + 2 ) << (2 * 8)))
-            *          = (1 << 0) | (2 << 8) | (3 << 16) ...
-            *          = 0x0807060504030201
-            * x = { 0, 1, 2, 3, ... }
-            * ie expected is the value that would be read from x on a LE system, when
-            * byte swapping is not performed
-            */
+             * expected = (( 1 + 0 ) << (0 * 8)) | (( 1 + 1 ) << (1 * 8)) | (( 1 + 2 ) << (2 * 8)))
+             *          = (1 << 0) | (2 << 8) | (3 << 16) ...
+             *          = 0x0807060504030201
+             * x = { 0, 1, 2, 3, ... }
+             * ie expected is the value that would be read from x on a LE system, when
+             * byte swapping is not performed
+             */
             shift = i * 8;
         }
         uint64_t b = offset + i;
@@ -87,8 +84,7 @@
     }
 
     /* Mask out excess bits from expected result */
-    switch ( size )
-    {
+    switch (size) {
         case 16:
             expected &= 0xffff;
             break;
@@ -97,88 +93,82 @@
             break;
     }
 
-    TEST_EQUAL( r, expected );
+    TEST_EQUAL(r, expected);
 
     /* Write sentinel to the part of the array we will testing writing to */
-    for ( size_t i = 0; i < (size_t) ( size / 8 ); i++ )
-    {
+    for (size_t i = 0; i < (size_t) (size / 8); i++) {
         x[i + offset] = 0xff;
     }
     /*
-        * Write back to the array with mbedtls_put_unaligned_uint16 and validate
-        * that the array is unchanged as a result.
-        */
-    switch ( size )
-    {
+     * Write back to the array with mbedtls_put_unaligned_uint16 and validate
+     * that the array is unchanged as a result.
+     */
+    switch (size) {
         case 16:
-            mbedtls_put_unaligned_uint16( x + offset, r );
+            mbedtls_put_unaligned_uint16(x + offset, r);
             break;
         case 32:
-            mbedtls_put_unaligned_uint32( x + offset, r );
+            mbedtls_put_unaligned_uint32(x + offset, r);
             break;
         case 64:
-            mbedtls_put_unaligned_uint64( x + offset, r );
+            mbedtls_put_unaligned_uint64(x + offset, r);
             break;
     }
-    for ( size_t i = 0; i < sizeof(x); i++ )
-    {
-        TEST_EQUAL( x[i], (uint8_t)i );
+    for (size_t i = 0; i < sizeof(x); i++) {
+        TEST_EQUAL(x[i], (uint8_t) i);
     }
 }
 /* END_CASE */
 
 /* BEGIN_CASE */
-void mbedtls_byteswap( char* input_str, int size, char *expected_str )
+void mbedtls_byteswap(char *input_str, int size, char *expected_str)
 {
     uint64_t input, expected;
-    TEST_ASSERT( parse_hex_string( input_str, &input ) );
-    TEST_ASSERT( parse_hex_string( expected_str, &expected ) );
+    TEST_ASSERT(parse_hex_string(input_str, &input));
+    TEST_ASSERT(parse_hex_string(expected_str, &expected));
 
     /* Check against expected result */
     uint64_t r = 0;
-    switch ( size )
-    {
+    switch (size) {
         case 16:
-            r = MBEDTLS_BSWAP16( input );
+            r = MBEDTLS_BSWAP16(input);
             break;
         case 32:
-            r = MBEDTLS_BSWAP32( input );
+            r = MBEDTLS_BSWAP32(input);
             break;
         case 64:
-            r = MBEDTLS_BSWAP64( input );
+            r = MBEDTLS_BSWAP64(input);
             break;
         default:
-            TEST_ASSERT( ! "size must be 16, 32 or 64" );
+            TEST_ASSERT(!"size must be 16, 32 or 64");
     }
-    TEST_EQUAL( r, expected );
+    TEST_EQUAL(r, expected);
 
     /*
      * Check byte by byte by extracting bytes from opposite ends of
      * input and r.
      */
-    for ( size_t i = 0; i < (size_t)( size / 8 ); i++ )
-    {
+    for (size_t i = 0; i < (size_t) (size / 8); i++) {
         size_t s1 = i * 8;
-        size_t s2 = ( ( size / 8 - 1 ) - i ) * 8;
-        uint64_t a = ( input & ( (uint64_t)0xff << s1 ) ) >> s1;
-        uint64_t b = ( r & ( (uint64_t)0xff << s2 ) ) >> s2;
-        TEST_EQUAL( a, b );
+        size_t s2 = ((size / 8 - 1) - i) * 8;
+        uint64_t a = (input & ((uint64_t) 0xff << s1)) >> s1;
+        uint64_t b = (r & ((uint64_t) 0xff << s2)) >> s2;
+        TEST_EQUAL(a, b);
     }
 
     /* Check BSWAP(BSWAP(x)) == x */
-    switch ( size )
-    {
+    switch (size) {
         case 16:
-            r = MBEDTLS_BSWAP16( r );
-            TEST_EQUAL( r, input & 0xffff );
+            r = MBEDTLS_BSWAP16(r);
+            TEST_EQUAL(r, input & 0xffff);
             break;
         case 32:
-            r = MBEDTLS_BSWAP32( r );
-            TEST_EQUAL( r, input & 0xffffffff );
+            r = MBEDTLS_BSWAP32(r);
+            TEST_EQUAL(r, input & 0xffffffff);
             break;
         case 64:
-            r = MBEDTLS_BSWAP64( r );
-            TEST_EQUAL( r, input );
+            r = MBEDTLS_BSWAP64(r);
+            TEST_EQUAL(r, input);
             break;
     }
 }
@@ -189,199 +179,184 @@
 {
     uint8_t data[16];
 
-    for ( size_t i = 0; i < sizeof(data); i++ )
+    for (size_t i = 0; i < sizeof(data); i++) {
         data[i] = (uint8_t) i;
+    }
 
     uint64_t u64 = 0x0706050403020100;
-    for ( size_t b = 0; b < 8 ; b++ )
-    {
+    for (size_t b = 0; b < 8; b++) {
         uint8_t expected = b;
         uint8_t actual = b + 1;
-        switch ( b )
-        {
+        switch (b) {
             case 0:
-                actual = MBEDTLS_BYTE_0( u64 );
+                actual = MBEDTLS_BYTE_0(u64);
                 break;
             case 1:
-                actual = MBEDTLS_BYTE_1( u64 );
+                actual = MBEDTLS_BYTE_1(u64);
                 break;
             case 2:
-                actual = MBEDTLS_BYTE_2( u64 );
+                actual = MBEDTLS_BYTE_2(u64);
                 break;
             case 3:
-                actual = MBEDTLS_BYTE_3( u64 );
+                actual = MBEDTLS_BYTE_3(u64);
                 break;
             case 4:
-                actual = MBEDTLS_BYTE_4( u64 );
+                actual = MBEDTLS_BYTE_4(u64);
                 break;
             case 5:
-                actual = MBEDTLS_BYTE_5( u64 );
+                actual = MBEDTLS_BYTE_5(u64);
                 break;
             case 6:
-                actual = MBEDTLS_BYTE_6( u64 );
+                actual = MBEDTLS_BYTE_6(u64);
                 break;
             case 7:
-                actual = MBEDTLS_BYTE_7( u64 );
+                actual = MBEDTLS_BYTE_7(u64);
                 break;
         }
-        TEST_EQUAL( actual, expected );
+        TEST_EQUAL(actual, expected);
     }
 
     uint32_t u32 = 0x03020100;
-    for ( size_t b = 0; b < 4 ; b++ )
-    {
+    for (size_t b = 0; b < 4; b++) {
         uint8_t expected = b;
         uint8_t actual = b + 1;
-        switch ( b )
-        {
+        switch (b) {
             case 0:
-                actual = MBEDTLS_BYTE_0( u32 );
+                actual = MBEDTLS_BYTE_0(u32);
                 break;
             case 1:
-                actual = MBEDTLS_BYTE_1( u32 );
+                actual = MBEDTLS_BYTE_1(u32);
                 break;
             case 2:
-                actual = MBEDTLS_BYTE_2( u32 );
+                actual = MBEDTLS_BYTE_2(u32);
                 break;
             case 3:
-                actual = MBEDTLS_BYTE_3( u32 );
+                actual = MBEDTLS_BYTE_3(u32);
                 break;
         }
-        TEST_EQUAL( actual, expected );
+        TEST_EQUAL(actual, expected);
     }
 
     uint16_t u16 = 0x0100;
-    for ( size_t b = 0; b < 2 ; b++ )
-    {
+    for (size_t b = 0; b < 2; b++) {
         uint8_t expected = b;
         uint8_t actual = b + 1;
-        switch ( b )
-        {
+        switch (b) {
             case 0:
-                actual = MBEDTLS_BYTE_0( u16 );
+                actual = MBEDTLS_BYTE_0(u16);
                 break;
             case 1:
-                actual = MBEDTLS_BYTE_1( u16 );
+                actual = MBEDTLS_BYTE_1(u16);
                 break;
         }
-        TEST_EQUAL( actual, expected );
+        TEST_EQUAL(actual, expected);
     }
 
     uint8_t u8 = 0x01;
-    uint8_t actual = MBEDTLS_BYTE_0( u8 );
-    TEST_EQUAL( actual, u8 );
+    uint8_t actual = MBEDTLS_BYTE_0(u8);
+    TEST_EQUAL(actual, u8);
 }
 /* END_CASE */
 
 /* BEGIN_CASE */
-void unaligned_access_endian_aware(int size, int offset, int big_endian )
+void unaligned_access_endian_aware(int size, int offset, int big_endian)
 {
-    TEST_ASSERT( size == 16 || size == 24 || size == 32 || size == 64 );
-    TEST_ASSERT( offset >= 0 && offset < 8 );
+    TEST_ASSERT(size == 16 || size == 24 || size == 32 || size == 64);
+    TEST_ASSERT(offset >= 0 && offset < 8);
 
     /* Define 64-bit aligned raw byte array */
     uint64_t raw[2];
     /* Populate with known data: x == { 0, 1, 2, ... } */
     uint8_t *x = (uint8_t *) raw;
-    for ( size_t i = 0; i < sizeof(raw); i++ )
+    for (size_t i = 0; i < sizeof(raw); i++) {
         x[i] = (uint8_t) i;
+    }
 
     uint64_t read = 0;
-    if ( big_endian )
-    {
-        switch ( size )
-        {
+    if (big_endian) {
+        switch (size) {
             case 16:
-                read = MBEDTLS_GET_UINT16_BE( x, offset );
+                read = MBEDTLS_GET_UINT16_BE(x, offset);
                 break;
             case 24:
-                read = MBEDTLS_GET_UINT24_BE( x, offset );
+                read = MBEDTLS_GET_UINT24_BE(x, offset);
                 break;
             case 32:
-                read = MBEDTLS_GET_UINT32_BE( x, offset );
+                read = MBEDTLS_GET_UINT32_BE(x, offset);
                 break;
             case 64:
-                read = MBEDTLS_GET_UINT64_BE( x, offset );
+                read = MBEDTLS_GET_UINT64_BE(x, offset);
                 break;
         }
-    }
-    else
-    {
-        switch ( size )
-        {
+    } else {
+        switch (size) {
             case 16:
-                read = MBEDTLS_GET_UINT16_LE( x, offset );
+                read = MBEDTLS_GET_UINT16_LE(x, offset);
                 break;
             case 24:
-                read = MBEDTLS_GET_UINT24_LE( x, offset );
+                read = MBEDTLS_GET_UINT24_LE(x, offset);
                 break;
             case 32:
-                read = MBEDTLS_GET_UINT32_LE( x, offset );
+                read = MBEDTLS_GET_UINT32_LE(x, offset);
                 break;
             case 64:
-                read = MBEDTLS_GET_UINT64_LE( x, offset );
+                read = MBEDTLS_GET_UINT64_LE(x, offset);
                 break;
         }
     }
 
     /* Build up expected value byte by byte, in either big or little endian format */
     uint64_t expected = 0;
-    for ( size_t i = 0; i < (size_t)(size / 8); i++ )
-    {
+    for (size_t i = 0; i < (size_t) (size / 8); i++) {
         uint64_t b = x[i + offset];
         uint8_t shift = (big_endian) ? (8 * ((size / 8 - 1) - i)) : (8 * i);
         expected |= b << shift;
     }
 
     /* Verify read */
-    TEST_EQUAL( read, expected );
+    TEST_EQUAL(read, expected);
 
     /* Test writing back to memory. First write sentiel */
-    for ( size_t i = 0; i < (size_t)(size / 8); i++ )
-    {
+    for (size_t i = 0; i < (size_t) (size / 8); i++) {
         x[i + offset] = 0xff;
     }
     /* Overwrite sentinel with endian-aware write macro */
-    if ( big_endian )
-    {
-        switch ( size )
-        {
+    if (big_endian) {
+        switch (size) {
             case 16:
-                MBEDTLS_PUT_UINT16_BE( read, x, offset );
+                MBEDTLS_PUT_UINT16_BE(read, x, offset);
                 break;
             case 24:
-                MBEDTLS_PUT_UINT24_BE( read, x, offset );
+                MBEDTLS_PUT_UINT24_BE(read, x, offset);
                 break;
             case 32:
-                MBEDTLS_PUT_UINT32_BE( read, x, offset );
+                MBEDTLS_PUT_UINT32_BE(read, x, offset);
                 break;
             case 64:
-                MBEDTLS_PUT_UINT64_BE( read, x, offset );
+                MBEDTLS_PUT_UINT64_BE(read, x, offset);
                 break;
         }
-    }
-    else
-    {
-        switch ( size )
-        {
+    } else {
+        switch (size) {
             case 16:
-                MBEDTLS_PUT_UINT16_LE( read, x, offset );
+                MBEDTLS_PUT_UINT16_LE(read, x, offset);
                 break;
-                case 24:
-                MBEDTLS_PUT_UINT24_LE( read, x, offset );
+            case 24:
+                MBEDTLS_PUT_UINT24_LE(read, x, offset);
                 break;
             case 32:
-                MBEDTLS_PUT_UINT32_LE( read, x, offset );
+                MBEDTLS_PUT_UINT32_LE(read, x, offset);
                 break;
             case 64:
-                MBEDTLS_PUT_UINT64_LE( read, x, offset );
+                MBEDTLS_PUT_UINT64_LE(read, x, offset);
                 break;
         }
     }
 
     /* Verify write - check memory is correct */
-    for ( size_t i = 0; i < sizeof(raw); i++ )
-        TEST_EQUAL( x[i], (uint8_t) i );
+    for (size_t i = 0; i < sizeof(raw); i++) {
+        TEST_EQUAL(x[i], (uint8_t) i);
+    }
 }
 /* END_CASE */
 
@@ -389,19 +364,16 @@
 void mbedtls_is_big_endian()
 {
     uint16_t check = 0x1234;
-    uint8_t* p = (uint8_t*) &check;
+    uint8_t *p = (uint8_t *) &check;
 
-    if ( MBEDTLS_IS_BIG_ENDIAN )
-    {
+    if (MBEDTLS_IS_BIG_ENDIAN) {
         /* Big-endian: data stored MSB first, i.e. p == { 0x12, 0x34 } */
-        TEST_EQUAL( p[0], 0x12 );
-        TEST_EQUAL( p[1], 0x34 );
-    }
-    else
-    {
+        TEST_EQUAL(p[0], 0x12);
+        TEST_EQUAL(p[1], 0x34);
+    } else {
         /* Little-endian: data stored LSB first, i.e. p == { 0x34, 0x12 } */
-        TEST_EQUAL( p[0], 0x34 );
-        TEST_EQUAL( p[1], 0x12 );
+        TEST_EQUAL(p[0], 0x34);
+        TEST_EQUAL(p[1], 0x12);
     }
 }
 /* END_CASE */