diff --git a/library/poly1305.c b/library/poly1305.c
index a81220b..de3282f 100644
--- a/library/poly1305.c
+++ b/library/poly1305.c
@@ -22,70 +22,68 @@
 
 #if defined(MBEDTLS_POLY1305_C)
 
-#include "mbedtls/poly1305.h"
-#include "mbedtls/platform_util.h"
-#include "mbedtls/error.h"
+#    include "mbedtls/poly1305.h"
+#    include "mbedtls/platform_util.h"
+#    include "mbedtls/error.h"
 
-#include <string.h>
+#    include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
-#include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
+#    if defined(MBEDTLS_SELF_TEST)
+#        if defined(MBEDTLS_PLATFORM_C)
+#            include "mbedtls/platform.h"
+#        else
+#            include <stdio.h>
+#            define mbedtls_printf printf
+#        endif /* MBEDTLS_PLATFORM_C */
+#    endif /* MBEDTLS_SELF_TEST */
 
-#if !defined(MBEDTLS_POLY1305_ALT)
+#    if !defined(MBEDTLS_POLY1305_ALT)
 
-#if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \
-    !defined(inline) && !defined(__cplusplus)
-#define inline __inline
-#endif
+#        if (defined(__ARMCC_VERSION) || defined(_MSC_VER)) && \
+            !defined(inline) && !defined(__cplusplus)
+#            define inline __inline
+#        endif
 
 /* Parameter validation macros */
-#define POLY1305_VALIDATE_RET( cond )                                       \
-    MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA )
-#define POLY1305_VALIDATE( cond )                                           \
-    MBEDTLS_INTERNAL_VALIDATE( cond )
+#        define POLY1305_VALIDATE_RET(cond)     \
+            MBEDTLS_INTERNAL_VALIDATE_RET(cond, \
+                                          MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA)
+#        define POLY1305_VALIDATE(cond) MBEDTLS_INTERNAL_VALIDATE(cond)
 
-#define POLY1305_BLOCK_SIZE_BYTES ( 16U )
+#        define POLY1305_BLOCK_SIZE_BYTES (16U)
 
-#define BYTES_TO_U32_LE( data, offset )                           \
-    ( (uint32_t) (data)[offset]                                     \
-          | (uint32_t) ( (uint32_t) (data)[( offset ) + 1] << 8 )   \
-          | (uint32_t) ( (uint32_t) (data)[( offset ) + 2] << 16 )  \
-          | (uint32_t) ( (uint32_t) (data)[( offset ) + 3] << 24 )  \
-    )
+#        define BYTES_TO_U32_LE(data, offset)                   \
+            ((uint32_t)(data)[offset] |                         \
+             (uint32_t)((uint32_t)(data)[(offset) + 1] << 8) |  \
+             (uint32_t)((uint32_t)(data)[(offset) + 2] << 16) | \
+             (uint32_t)((uint32_t)(data)[(offset) + 3] << 24))
 
 /*
  * Our implementation is tuned for 32-bit platforms with a 64-bit multiplier.
  * However we provided an alternative for platforms without such a multiplier.
  */
-#if defined(MBEDTLS_NO_64BIT_MULTIPLICATION)
-static uint64_t mul64( uint32_t a, uint32_t b )
+#        if defined(MBEDTLS_NO_64BIT_MULTIPLICATION)
+static uint64_t mul64(uint32_t a, uint32_t b)
 {
     /* a = al + 2**16 ah, b = bl + 2**16 bh */
-    const uint16_t al = (uint16_t) a;
-    const uint16_t bl = (uint16_t) b;
+    const uint16_t al = (uint16_t)a;
+    const uint16_t bl = (uint16_t)b;
     const uint16_t ah = a >> 16;
     const uint16_t bh = b >> 16;
 
     /* ab = al*bl + 2**16 (ah*bl + bl*bh) + 2**32 ah*bh */
-    const uint32_t lo = (uint32_t) al * bl;
-    const uint64_t me = (uint64_t)( (uint32_t) ah * bl ) + (uint32_t) al * bh;
-    const uint32_t hi = (uint32_t) ah * bh;
+    const uint32_t lo = (uint32_t)al * bl;
+    const uint64_t me = (uint64_t)((uint32_t)ah * bl) + (uint32_t)al * bh;
+    const uint32_t hi = (uint32_t)ah * bh;
 
-    return( lo + ( me << 16 ) + ( (uint64_t) hi << 32 ) );
+    return (lo + (me << 16) + ((uint64_t)hi << 32));
 }
-#else
-static inline uint64_t mul64( uint32_t a, uint32_t b )
+#        else
+static inline uint64_t mul64(uint32_t a, uint32_t b)
 {
-    return (uint64_t) a * b ;
+    return (uint64_t)a * b;
 }
-#endif
-
+#        endif
 
 /**
  * \brief                   Process blocks with Poly1305.
@@ -98,16 +96,16 @@
  *                          applied to the input data before calling this
  *                          function.  Otherwise, set this parameter to 1.
  */
-static void poly1305_process( mbedtls_poly1305_context *ctx,
-                              size_t nblocks,
-                              const unsigned char *input,
-                              uint32_t needs_padding )
+static void poly1305_process(mbedtls_poly1305_context *ctx,
+                             size_t nblocks,
+                             const unsigned char *input,
+                             uint32_t needs_padding)
 {
     uint64_t d0, d1, d2, d3;
     uint32_t acc0, acc1, acc2, acc3, acc4;
     uint32_t r0, r1, r2, r3;
     uint32_t rs1, rs2, rs3;
-    size_t offset  = 0U;
+    size_t offset = 0U;
     size_t i;
 
     r0 = ctx->r[0];
@@ -115,9 +113,9 @@
     r2 = ctx->r[2];
     r3 = ctx->r[3];
 
-    rs1 = r1 + ( r1 >> 2U );
-    rs2 = r2 + ( r2 >> 2U );
-    rs3 = r3 + ( r3 >> 2U );
+    rs1 = r1 + (r1 >> 2U);
+    rs2 = r2 + (r2 >> 2U);
+    rs3 = r3 + (r3 >> 2U);
 
     acc0 = ctx->acc[0];
     acc1 = ctx->acc[1];
@@ -126,70 +124,58 @@
     acc4 = ctx->acc[4];
 
     /* Process full blocks */
-    for( i = 0U; i < nblocks; i++ )
-    {
+    for (i = 0U; i < nblocks; i++) {
         /* The input block is treated as a 128-bit little-endian integer */
-        d0   = BYTES_TO_U32_LE( input, offset + 0  );
-        d1   = BYTES_TO_U32_LE( input, offset + 4  );
-        d2   = BYTES_TO_U32_LE( input, offset + 8  );
-        d3   = BYTES_TO_U32_LE( input, offset + 12 );
+        d0 = BYTES_TO_U32_LE(input, offset + 0);
+        d1 = BYTES_TO_U32_LE(input, offset + 4);
+        d2 = BYTES_TO_U32_LE(input, offset + 8);
+        d3 = BYTES_TO_U32_LE(input, offset + 12);
 
         /* Compute: acc += (padded) block as a 130-bit integer */
-        d0  += (uint64_t) acc0;
-        d1  += (uint64_t) acc1 + ( d0 >> 32U );
-        d2  += (uint64_t) acc2 + ( d1 >> 32U );
-        d3  += (uint64_t) acc3 + ( d2 >> 32U );
-        acc0 = (uint32_t) d0;
-        acc1 = (uint32_t) d1;
-        acc2 = (uint32_t) d2;
-        acc3 = (uint32_t) d3;
-        acc4 += (uint32_t) ( d3 >> 32U ) + needs_padding;
+        d0 += (uint64_t)acc0;
+        d1 += (uint64_t)acc1 + (d0 >> 32U);
+        d2 += (uint64_t)acc2 + (d1 >> 32U);
+        d3 += (uint64_t)acc3 + (d2 >> 32U);
+        acc0 = (uint32_t)d0;
+        acc1 = (uint32_t)d1;
+        acc2 = (uint32_t)d2;
+        acc3 = (uint32_t)d3;
+        acc4 += (uint32_t)(d3 >> 32U) + needs_padding;
 
         /* Compute: acc *= r */
-        d0 = mul64( acc0, r0  ) +
-             mul64( acc1, rs3 ) +
-             mul64( acc2, rs2 ) +
-             mul64( acc3, rs1 );
-        d1 = mul64( acc0, r1  ) +
-             mul64( acc1, r0  ) +
-             mul64( acc2, rs3 ) +
-             mul64( acc3, rs2 ) +
-             mul64( acc4, rs1 );
-        d2 = mul64( acc0, r2  ) +
-             mul64( acc1, r1  ) +
-             mul64( acc2, r0  ) +
-             mul64( acc3, rs3 ) +
-             mul64( acc4, rs2 );
-        d3 = mul64( acc0, r3  ) +
-             mul64( acc1, r2  ) +
-             mul64( acc2, r1  ) +
-             mul64( acc3, r0  ) +
-             mul64( acc4, rs3 );
+        d0 = mul64(acc0, r0) + mul64(acc1, rs3) + mul64(acc2, rs2) +
+             mul64(acc3, rs1);
+        d1 = mul64(acc0, r1) + mul64(acc1, r0) + mul64(acc2, rs3) +
+             mul64(acc3, rs2) + mul64(acc4, rs1);
+        d2 = mul64(acc0, r2) + mul64(acc1, r1) + mul64(acc2, r0) +
+             mul64(acc3, rs3) + mul64(acc4, rs2);
+        d3 = mul64(acc0, r3) + mul64(acc1, r2) + mul64(acc2, r1) +
+             mul64(acc3, r0) + mul64(acc4, rs3);
         acc4 *= r0;
 
         /* Compute: acc %= (2^130 - 5) (partial remainder) */
-        d1 += ( d0 >> 32 );
-        d2 += ( d1 >> 32 );
-        d3 += ( d2 >> 32 );
-        acc0 = (uint32_t) d0;
-        acc1 = (uint32_t) d1;
-        acc2 = (uint32_t) d2;
-        acc3 = (uint32_t) d3;
-        acc4 = (uint32_t) ( d3 >> 32 ) + acc4;
+        d1 += (d0 >> 32);
+        d2 += (d1 >> 32);
+        d3 += (d2 >> 32);
+        acc0 = (uint32_t)d0;
+        acc1 = (uint32_t)d1;
+        acc2 = (uint32_t)d2;
+        acc3 = (uint32_t)d3;
+        acc4 = (uint32_t)(d3 >> 32) + acc4;
 
-        d0 = (uint64_t) acc0 + ( acc4 >> 2 ) + ( acc4 & 0xFFFFFFFCU );
+        d0 = (uint64_t)acc0 + (acc4 >> 2) + (acc4 & 0xFFFFFFFCU);
         acc4 &= 3U;
-        acc0 = (uint32_t) d0;
-        d0 = (uint64_t) acc1 + ( d0 >> 32U );
-        acc1 = (uint32_t) d0;
-        d0 = (uint64_t) acc2 + ( d0 >> 32U );
-        acc2 = (uint32_t) d0;
-        d0 = (uint64_t) acc3 + ( d0 >> 32U );
-        acc3 = (uint32_t) d0;
-        d0 = (uint64_t) acc4 + ( d0 >> 32U );
-        acc4 = (uint32_t) d0;
+        acc0 = (uint32_t)d0;
+        d0 = (uint64_t)acc1 + (d0 >> 32U);
+        acc1 = (uint32_t)d0;
+        d0 = (uint64_t)acc2 + (d0 >> 32U);
+        acc2 = (uint32_t)d0;
+        d0 = (uint64_t)acc3 + (d0 >> 32U);
+        acc3 = (uint32_t)d0;
+        d0 = (uint64_t)acc4 + (d0 >> 32U);
+        acc4 = (uint32_t)d0;
 
-        offset    += POLY1305_BLOCK_SIZE_BYTES;
+        offset += POLY1305_BLOCK_SIZE_BYTES;
     }
 
     ctx->acc[0] = acc0;
@@ -206,8 +192,8 @@
  * \param mac               The buffer to where the MAC is written. Must be
  *                          big enough to contain the 16-byte MAC.
  */
-static void poly1305_compute_mac( const mbedtls_poly1305_context *ctx,
-                                  unsigned char mac[16] )
+static void poly1305_compute_mac(const mbedtls_poly1305_context *ctx,
+                                 unsigned char mac[16])
 {
     uint64_t d;
     uint32_t g0, g1, g2, g3, g4;
@@ -227,85 +213,85 @@
      */
 
     /* Calculate acc + -(2^130 - 5) */
-    d  = ( (uint64_t) acc0 + 5U );
-    g0 = (uint32_t) d;
-    d  = ( (uint64_t) acc1 + ( d >> 32 ) );
-    g1 = (uint32_t) d;
-    d  = ( (uint64_t) acc2 + ( d >> 32 ) );
-    g2 = (uint32_t) d;
-    d  = ( (uint64_t) acc3 + ( d >> 32 ) );
-    g3 = (uint32_t) d;
-    g4 = acc4 + (uint32_t) ( d >> 32U );
+    d = ((uint64_t)acc0 + 5U);
+    g0 = (uint32_t)d;
+    d = ((uint64_t)acc1 + (d >> 32));
+    g1 = (uint32_t)d;
+    d = ((uint64_t)acc2 + (d >> 32));
+    g2 = (uint32_t)d;
+    d = ((uint64_t)acc3 + (d >> 32));
+    g3 = (uint32_t)d;
+    g4 = acc4 + (uint32_t)(d >> 32U);
 
     /* mask == 0xFFFFFFFF if 131st bit is set, otherwise mask == 0 */
-    mask = (uint32_t) 0U - ( g4 >> 2U );
+    mask = (uint32_t)0U - (g4 >> 2U);
     mask_inv = ~mask;
 
     /* If 131st bit is set then acc=g, otherwise, acc is unmodified */
-    acc0 = ( acc0 & mask_inv ) | ( g0 & mask );
-    acc1 = ( acc1 & mask_inv ) | ( g1 & mask );
-    acc2 = ( acc2 & mask_inv ) | ( g2 & mask );
-    acc3 = ( acc3 & mask_inv ) | ( g3 & mask );
+    acc0 = (acc0 & mask_inv) | (g0 & mask);
+    acc1 = (acc1 & mask_inv) | (g1 & mask);
+    acc2 = (acc2 & mask_inv) | (g2 & mask);
+    acc3 = (acc3 & mask_inv) | (g3 & mask);
 
     /* Add 's' */
-    d = (uint64_t) acc0 + ctx->s[0];
-    acc0 = (uint32_t) d;
-    d = (uint64_t) acc1 + ctx->s[1] + ( d >> 32U );
-    acc1 = (uint32_t) d;
-    d = (uint64_t) acc2 + ctx->s[2] + ( d >> 32U );
-    acc2 = (uint32_t) d;
-    acc3 += ctx->s[3] + (uint32_t) ( d >> 32U );
+    d = (uint64_t)acc0 + ctx->s[0];
+    acc0 = (uint32_t)d;
+    d = (uint64_t)acc1 + ctx->s[1] + (d >> 32U);
+    acc1 = (uint32_t)d;
+    d = (uint64_t)acc2 + ctx->s[2] + (d >> 32U);
+    acc2 = (uint32_t)d;
+    acc3 += ctx->s[3] + (uint32_t)(d >> 32U);
 
     /* Compute MAC (128 least significant bits of the accumulator) */
-    mac[ 0] = (unsigned char)( acc0       );
-    mac[ 1] = (unsigned char)( acc0 >>  8 );
-    mac[ 2] = (unsigned char)( acc0 >> 16 );
-    mac[ 3] = (unsigned char)( acc0 >> 24 );
-    mac[ 4] = (unsigned char)( acc1       );
-    mac[ 5] = (unsigned char)( acc1 >>  8 );
-    mac[ 6] = (unsigned char)( acc1 >> 16 );
-    mac[ 7] = (unsigned char)( acc1 >> 24 );
-    mac[ 8] = (unsigned char)( acc2       );
-    mac[ 9] = (unsigned char)( acc2 >>  8 );
-    mac[10] = (unsigned char)( acc2 >> 16 );
-    mac[11] = (unsigned char)( acc2 >> 24 );
-    mac[12] = (unsigned char)( acc3       );
-    mac[13] = (unsigned char)( acc3 >>  8 );
-    mac[14] = (unsigned char)( acc3 >> 16 );
-    mac[15] = (unsigned char)( acc3 >> 24 );
+    mac[0] = (unsigned char)(acc0);
+    mac[1] = (unsigned char)(acc0 >> 8);
+    mac[2] = (unsigned char)(acc0 >> 16);
+    mac[3] = (unsigned char)(acc0 >> 24);
+    mac[4] = (unsigned char)(acc1);
+    mac[5] = (unsigned char)(acc1 >> 8);
+    mac[6] = (unsigned char)(acc1 >> 16);
+    mac[7] = (unsigned char)(acc1 >> 24);
+    mac[8] = (unsigned char)(acc2);
+    mac[9] = (unsigned char)(acc2 >> 8);
+    mac[10] = (unsigned char)(acc2 >> 16);
+    mac[11] = (unsigned char)(acc2 >> 24);
+    mac[12] = (unsigned char)(acc3);
+    mac[13] = (unsigned char)(acc3 >> 8);
+    mac[14] = (unsigned char)(acc3 >> 16);
+    mac[15] = (unsigned char)(acc3 >> 24);
 }
 
-void mbedtls_poly1305_init( mbedtls_poly1305_context *ctx )
+void mbedtls_poly1305_init(mbedtls_poly1305_context *ctx)
 {
-    POLY1305_VALIDATE( ctx != NULL );
+    POLY1305_VALIDATE(ctx != NULL);
 
-    mbedtls_platform_zeroize( ctx, sizeof( mbedtls_poly1305_context ) );
+    mbedtls_platform_zeroize(ctx, sizeof(mbedtls_poly1305_context));
 }
 
-void mbedtls_poly1305_free( mbedtls_poly1305_context *ctx )
+void mbedtls_poly1305_free(mbedtls_poly1305_context *ctx)
 {
-    if( ctx == NULL )
+    if (ctx == NULL)
         return;
 
-    mbedtls_platform_zeroize( ctx, sizeof( mbedtls_poly1305_context ) );
+    mbedtls_platform_zeroize(ctx, sizeof(mbedtls_poly1305_context));
 }
 
-int mbedtls_poly1305_starts( mbedtls_poly1305_context *ctx,
-                             const unsigned char key[32] )
+int mbedtls_poly1305_starts(mbedtls_poly1305_context *ctx,
+                            const unsigned char key[32])
 {
-    POLY1305_VALIDATE_RET( ctx != NULL );
-    POLY1305_VALIDATE_RET( key != NULL );
+    POLY1305_VALIDATE_RET(ctx != NULL);
+    POLY1305_VALIDATE_RET(key != NULL);
 
     /* r &= 0x0ffffffc0ffffffc0ffffffc0fffffff */
-    ctx->r[0] = BYTES_TO_U32_LE( key, 0 )  & 0x0FFFFFFFU;
-    ctx->r[1] = BYTES_TO_U32_LE( key, 4 )  & 0x0FFFFFFCU;
-    ctx->r[2] = BYTES_TO_U32_LE( key, 8 )  & 0x0FFFFFFCU;
-    ctx->r[3] = BYTES_TO_U32_LE( key, 12 ) & 0x0FFFFFFCU;
+    ctx->r[0] = BYTES_TO_U32_LE(key, 0) & 0x0FFFFFFFU;
+    ctx->r[1] = BYTES_TO_U32_LE(key, 4) & 0x0FFFFFFCU;
+    ctx->r[2] = BYTES_TO_U32_LE(key, 8) & 0x0FFFFFFCU;
+    ctx->r[3] = BYTES_TO_U32_LE(key, 12) & 0x0FFFFFFCU;
 
-    ctx->s[0] = BYTES_TO_U32_LE( key, 16 );
-    ctx->s[1] = BYTES_TO_U32_LE( key, 20 );
-    ctx->s[2] = BYTES_TO_U32_LE( key, 24 );
-    ctx->s[3] = BYTES_TO_U32_LE( key, 28 );
+    ctx->s[0] = BYTES_TO_U32_LE(key, 16);
+    ctx->s[1] = BYTES_TO_U32_LE(key, 20);
+    ctx->s[2] = BYTES_TO_U32_LE(key, 24);
+    ctx->s[3] = BYTES_TO_U32_LE(key, 28);
 
     /* Initial accumulator state */
     ctx->acc[0] = 0U;
@@ -315,243 +301,197 @@
     ctx->acc[4] = 0U;
 
     /* Queue initially empty */
-    mbedtls_platform_zeroize( ctx->queue, sizeof( ctx->queue ) );
+    mbedtls_platform_zeroize(ctx->queue, sizeof(ctx->queue));
     ctx->queue_len = 0U;
 
-    return 0 ;
+    return 0;
 }
 
-int mbedtls_poly1305_update( mbedtls_poly1305_context *ctx,
-                             const unsigned char *input,
-                             size_t ilen )
+int mbedtls_poly1305_update(mbedtls_poly1305_context *ctx,
+                            const unsigned char *input,
+                            size_t ilen)
 {
-    size_t offset    = 0U;
+    size_t offset = 0U;
     size_t remaining = ilen;
     size_t queue_free_len;
     size_t nblocks;
-    POLY1305_VALIDATE_RET( ctx != NULL );
-    POLY1305_VALIDATE_RET( ilen == 0 || input != NULL );
+    POLY1305_VALIDATE_RET(ctx != NULL);
+    POLY1305_VALIDATE_RET(ilen == 0 || input != NULL);
 
-    if( ( remaining > 0U ) && ( ctx->queue_len > 0U ) )
-    {
-        queue_free_len = ( POLY1305_BLOCK_SIZE_BYTES - ctx->queue_len );
+    if ((remaining > 0U) && (ctx->queue_len > 0U)) {
+        queue_free_len = (POLY1305_BLOCK_SIZE_BYTES - ctx->queue_len);
 
-        if( ilen < queue_free_len )
-        {
+        if (ilen < queue_free_len) {
             /* Not enough data to complete the block.
              * Store this data with the other leftovers.
              */
-            memcpy( &ctx->queue[ctx->queue_len],
-                    input,
-                    ilen );
+            memcpy(&ctx->queue[ctx->queue_len], input, ilen);
 
             ctx->queue_len += ilen;
 
             remaining = 0U;
-        }
-        else
-        {
+        } else {
             /* Enough data to produce a complete block */
-            memcpy( &ctx->queue[ctx->queue_len],
-                    input,
-                    queue_free_len );
+            memcpy(&ctx->queue[ctx->queue_len], input, queue_free_len);
 
             ctx->queue_len = 0U;
 
-            poly1305_process( ctx, 1U, ctx->queue, 1U ); /* add padding bit */
+            poly1305_process(ctx, 1U, ctx->queue, 1U); /* add padding bit */
 
-            offset    += queue_free_len;
+            offset += queue_free_len;
             remaining -= queue_free_len;
         }
     }
 
-    if( remaining >= POLY1305_BLOCK_SIZE_BYTES )
-    {
+    if (remaining >= POLY1305_BLOCK_SIZE_BYTES) {
         nblocks = remaining / POLY1305_BLOCK_SIZE_BYTES;
 
-        poly1305_process( ctx, nblocks, &input[offset], 1U );
+        poly1305_process(ctx, nblocks, &input[offset], 1U);
 
         offset += nblocks * POLY1305_BLOCK_SIZE_BYTES;
         remaining %= POLY1305_BLOCK_SIZE_BYTES;
     }
 
-    if( remaining > 0U )
-    {
+    if (remaining > 0U) {
         /* Store partial block */
         ctx->queue_len = remaining;
-        memcpy( ctx->queue, &input[offset], remaining );
+        memcpy(ctx->queue, &input[offset], remaining);
     }
 
-    return 0 ;
+    return 0;
 }
 
-int mbedtls_poly1305_finish( mbedtls_poly1305_context *ctx,
-                             unsigned char mac[16] )
+int mbedtls_poly1305_finish(mbedtls_poly1305_context *ctx,
+                            unsigned char mac[16])
 {
-    POLY1305_VALIDATE_RET( ctx != NULL );
-    POLY1305_VALIDATE_RET( mac != NULL );
+    POLY1305_VALIDATE_RET(ctx != NULL);
+    POLY1305_VALIDATE_RET(mac != NULL);
 
     /* Process any leftover data */
-    if( ctx->queue_len > 0U )
-    {
+    if (ctx->queue_len > 0U) {
         /* Add padding bit */
         ctx->queue[ctx->queue_len] = 1U;
         ctx->queue_len++;
 
         /* Pad with zeroes */
-        memset( &ctx->queue[ctx->queue_len],
-                0,
-                POLY1305_BLOCK_SIZE_BYTES - ctx->queue_len );
+        memset(&ctx->queue[ctx->queue_len], 0,
+               POLY1305_BLOCK_SIZE_BYTES - ctx->queue_len);
 
-        poly1305_process( ctx, 1U,          /* Process 1 block */
-                          ctx->queue, 0U ); /* Already padded above */
+        poly1305_process(ctx, 1U, /* Process 1 block */
+                         ctx->queue, 0U); /* Already padded above */
     }
 
-    poly1305_compute_mac( ctx, mac );
+    poly1305_compute_mac(ctx, mac);
 
-    return 0 ;
+    return 0;
 }
 
-int mbedtls_poly1305_mac( const unsigned char key[32],
-                          const unsigned char *input,
-                          size_t ilen,
-                          unsigned char mac[16] )
+int mbedtls_poly1305_mac(const unsigned char key[32],
+                         const unsigned char *input,
+                         size_t ilen,
+                         unsigned char mac[16])
 {
     mbedtls_poly1305_context ctx;
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
-    POLY1305_VALIDATE_RET( key != NULL );
-    POLY1305_VALIDATE_RET( mac != NULL );
-    POLY1305_VALIDATE_RET( ilen == 0 || input != NULL );
+    POLY1305_VALIDATE_RET(key != NULL);
+    POLY1305_VALIDATE_RET(mac != NULL);
+    POLY1305_VALIDATE_RET(ilen == 0 || input != NULL);
 
-    mbedtls_poly1305_init( &ctx );
+    mbedtls_poly1305_init(&ctx);
 
-    ret = mbedtls_poly1305_starts( &ctx, key );
-    if( ret != 0 )
+    ret = mbedtls_poly1305_starts(&ctx, key);
+    if (ret != 0)
         goto cleanup;
 
-    ret = mbedtls_poly1305_update( &ctx, input, ilen );
-    if( ret != 0 )
+    ret = mbedtls_poly1305_update(&ctx, input, ilen);
+    if (ret != 0)
         goto cleanup;
 
-    ret = mbedtls_poly1305_finish( &ctx, mac );
+    ret = mbedtls_poly1305_finish(&ctx, mac);
 
 cleanup:
-    mbedtls_poly1305_free( &ctx );
-    return ret ;
+    mbedtls_poly1305_free(&ctx);
+    return ret;
 }
 
-#endif /* MBEDTLS_POLY1305_ALT */
+#    endif /* MBEDTLS_POLY1305_ALT */
 
-#if defined(MBEDTLS_SELF_TEST)
+#    if defined(MBEDTLS_SELF_TEST)
 
-static const unsigned char test_keys[2][32] =
-{
-    {
-        0x85, 0xd6, 0xbe, 0x78, 0x57, 0x55, 0x6d, 0x33,
-        0x7f, 0x44, 0x52, 0xfe, 0x42, 0xd5, 0x06, 0xa8,
-        0x01, 0x03, 0x80, 0x8a, 0xfb, 0x0d, 0xb2, 0xfd,
-        0x4a, 0xbf, 0xf6, 0xaf, 0x41, 0x49, 0xf5, 0x1b
-    },
-    {
-        0x1c, 0x92, 0x40, 0xa5, 0xeb, 0x55, 0xd3, 0x8a,
-        0xf3, 0x33, 0x88, 0x86, 0x04, 0xf6, 0xb5, 0xf0,
-        0x47, 0x39, 0x17, 0xc1, 0x40, 0x2b, 0x80, 0x09,
-        0x9d, 0xca, 0x5c, 0xbc, 0x20, 0x70, 0x75, 0xc0
-    }
+static const unsigned char test_keys[2][32] = {
+    { 0x85, 0xd6, 0xbe, 0x78, 0x57, 0x55, 0x6d, 0x33, 0x7f, 0x44, 0x52,
+      0xfe, 0x42, 0xd5, 0x06, 0xa8, 0x01, 0x03, 0x80, 0x8a, 0xfb, 0x0d,
+      0xb2, 0xfd, 0x4a, 0xbf, 0xf6, 0xaf, 0x41, 0x49, 0xf5, 0x1b },
+    { 0x1c, 0x92, 0x40, 0xa5, 0xeb, 0x55, 0xd3, 0x8a, 0xf3, 0x33, 0x88,
+      0x86, 0x04, 0xf6, 0xb5, 0xf0, 0x47, 0x39, 0x17, 0xc1, 0x40, 0x2b,
+      0x80, 0x09, 0x9d, 0xca, 0x5c, 0xbc, 0x20, 0x70, 0x75, 0xc0 }
 };
 
-static const unsigned char test_data[2][127] =
-{
-    {
-        0x43, 0x72, 0x79, 0x70, 0x74, 0x6f, 0x67, 0x72,
-        0x61, 0x70, 0x68, 0x69, 0x63, 0x20, 0x46, 0x6f,
-        0x72, 0x75, 0x6d, 0x20, 0x52, 0x65, 0x73, 0x65,
-        0x61, 0x72, 0x63, 0x68, 0x20, 0x47, 0x72, 0x6f,
-        0x75, 0x70
-    },
-    {
-        0x27, 0x54, 0x77, 0x61, 0x73, 0x20, 0x62, 0x72,
-        0x69, 0x6c, 0x6c, 0x69, 0x67, 0x2c, 0x20, 0x61,
-        0x6e, 0x64, 0x20, 0x74, 0x68, 0x65, 0x20, 0x73,
-        0x6c, 0x69, 0x74, 0x68, 0x79, 0x20, 0x74, 0x6f,
-        0x76, 0x65, 0x73, 0x0a, 0x44, 0x69, 0x64, 0x20,
-        0x67, 0x79, 0x72, 0x65, 0x20, 0x61, 0x6e, 0x64,
-        0x20, 0x67, 0x69, 0x6d, 0x62, 0x6c, 0x65, 0x20,
-        0x69, 0x6e, 0x20, 0x74, 0x68, 0x65, 0x20, 0x77,
-        0x61, 0x62, 0x65, 0x3a, 0x0a, 0x41, 0x6c, 0x6c,
-        0x20, 0x6d, 0x69, 0x6d, 0x73, 0x79, 0x20, 0x77,
-        0x65, 0x72, 0x65, 0x20, 0x74, 0x68, 0x65, 0x20,
-        0x62, 0x6f, 0x72, 0x6f, 0x67, 0x6f, 0x76, 0x65,
-        0x73, 0x2c, 0x0a, 0x41, 0x6e, 0x64, 0x20, 0x74,
-        0x68, 0x65, 0x20, 0x6d, 0x6f, 0x6d, 0x65, 0x20,
-        0x72, 0x61, 0x74, 0x68, 0x73, 0x20, 0x6f, 0x75,
-        0x74, 0x67, 0x72, 0x61, 0x62, 0x65, 0x2e
-    }
+static const unsigned char test_data[2][127] = {
+    { 0x43, 0x72, 0x79, 0x70, 0x74, 0x6f, 0x67, 0x72, 0x61, 0x70, 0x68, 0x69,
+      0x63, 0x20, 0x46, 0x6f, 0x72, 0x75, 0x6d, 0x20, 0x52, 0x65, 0x73, 0x65,
+      0x61, 0x72, 0x63, 0x68, 0x20, 0x47, 0x72, 0x6f, 0x75, 0x70 },
+    { 0x27, 0x54, 0x77, 0x61, 0x73, 0x20, 0x62, 0x72, 0x69, 0x6c, 0x6c, 0x69,
+      0x67, 0x2c, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x74, 0x68, 0x65, 0x20, 0x73,
+      0x6c, 0x69, 0x74, 0x68, 0x79, 0x20, 0x74, 0x6f, 0x76, 0x65, 0x73, 0x0a,
+      0x44, 0x69, 0x64, 0x20, 0x67, 0x79, 0x72, 0x65, 0x20, 0x61, 0x6e, 0x64,
+      0x20, 0x67, 0x69, 0x6d, 0x62, 0x6c, 0x65, 0x20, 0x69, 0x6e, 0x20, 0x74,
+      0x68, 0x65, 0x20, 0x77, 0x61, 0x62, 0x65, 0x3a, 0x0a, 0x41, 0x6c, 0x6c,
+      0x20, 0x6d, 0x69, 0x6d, 0x73, 0x79, 0x20, 0x77, 0x65, 0x72, 0x65, 0x20,
+      0x74, 0x68, 0x65, 0x20, 0x62, 0x6f, 0x72, 0x6f, 0x67, 0x6f, 0x76, 0x65,
+      0x73, 0x2c, 0x0a, 0x41, 0x6e, 0x64, 0x20, 0x74, 0x68, 0x65, 0x20, 0x6d,
+      0x6f, 0x6d, 0x65, 0x20, 0x72, 0x61, 0x74, 0x68, 0x73, 0x20, 0x6f, 0x75,
+      0x74, 0x67, 0x72, 0x61, 0x62, 0x65, 0x2e }
 };
 
-static const size_t test_data_len[2] =
-{
-    34U,
-    127U
-};
+static const size_t test_data_len[2] = { 34U, 127U };
 
-static const unsigned char test_mac[2][16] =
-{
-    {
-        0xa8, 0x06, 0x1d, 0xc1, 0x30, 0x51, 0x36, 0xc6,
-        0xc2, 0x2b, 0x8b, 0xaf, 0x0c, 0x01, 0x27, 0xa9
-    },
-    {
-        0x45, 0x41, 0x66, 0x9a, 0x7e, 0xaa, 0xee, 0x61,
-        0xe7, 0x08, 0xdc, 0x7c, 0xbc, 0xc5, 0xeb, 0x62
-    }
+static const unsigned char test_mac[2][16] = {
+    { 0xa8, 0x06, 0x1d, 0xc1, 0x30, 0x51, 0x36, 0xc6, 0xc2, 0x2b, 0x8b, 0xaf,
+      0x0c, 0x01, 0x27, 0xa9 },
+    { 0x45, 0x41, 0x66, 0x9a, 0x7e, 0xaa, 0xee, 0x61, 0xe7, 0x08, 0xdc, 0x7c,
+      0xbc, 0xc5, 0xeb, 0x62 }
 };
 
 /* Make sure no other definition is already present. */
-#undef ASSERT
+#        undef ASSERT
 
-#define ASSERT( cond, args )            \
-    do                                  \
-    {                                   \
-        if( ! ( cond ) )                \
-        {                               \
-            if( verbose != 0 )          \
-                mbedtls_printf args;    \
-                                        \
-            return -1 ;               \
-        }                               \
-    }                                   \
-    while( 0 )
+#        define ASSERT(cond, args)           \
+            do {                             \
+                if (!(cond)) {               \
+                    if (verbose != 0)        \
+                        mbedtls_printf args; \
+                                             \
+                    return -1;               \
+                }                            \
+            } while (0)
 
-int mbedtls_poly1305_self_test( int verbose )
+int mbedtls_poly1305_self_test(int verbose)
 {
     unsigned char mac[16];
     unsigned i;
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
 
-    for( i = 0U; i < 2U; i++ )
-    {
-        if( verbose != 0 )
-            mbedtls_printf( "  Poly1305 test %u ", i );
+    for (i = 0U; i < 2U; i++) {
+        if (verbose != 0)
+            mbedtls_printf("  Poly1305 test %u ", i);
 
-        ret = mbedtls_poly1305_mac( test_keys[i],
-                                    test_data[i],
-                                    test_data_len[i],
-                                    mac );
-        ASSERT( 0 == ret, ( "error code: %i\n", ret ) );
+        ret = mbedtls_poly1305_mac(test_keys[i], test_data[i], test_data_len[i],
+                                   mac);
+        ASSERT(0 == ret, ("error code: %i\n", ret));
 
-        ASSERT( 0 == memcmp( mac, test_mac[i], 16U ), ( "failed (mac)\n" ) );
+        ASSERT(0 == memcmp(mac, test_mac[i], 16U), ("failed (mac)\n"));
 
-        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;
 }
 
-#endif /* MBEDTLS_SELF_TEST */
+#    endif /* MBEDTLS_SELF_TEST */
 
 #endif /* MBEDTLS_POLY1305_C */