diff --git a/include/mbedtls/x509_csr.h b/include/mbedtls/x509_csr.h
index 2a1c046..fa7ef04 100644
--- a/include/mbedtls/x509_csr.h
+++ b/include/mbedtls/x509_csr.h
@@ -46,8 +46,7 @@
 /**
  * Certificate Signing Request (CSR) structure.
  */
-typedef struct mbedtls_x509_csr
-{
+typedef struct mbedtls_x509_csr {
     mbedtls_x509_buf raw;           /**< The raw CSR data (DER). */
     mbedtls_x509_buf cri;           /**< The raw CertificateRequestInfo body (DER). */
 
@@ -69,8 +68,7 @@
 /**
  * Container for writing a CSR
  */
-typedef struct mbedtls_x509write_csr
-{
+typedef struct mbedtls_x509write_csr {
     mbedtls_pk_context *key;
     mbedtls_asn1_named_data *subject;
     mbedtls_md_type_t md_alg;
@@ -90,8 +88,8 @@
  *
  * \return         0 if successful, or a specific X509 error code
  */
-int mbedtls_x509_csr_parse_der( mbedtls_x509_csr *csr,
-                        const unsigned char *buf, size_t buflen );
+int mbedtls_x509_csr_parse_der(mbedtls_x509_csr *csr,
+                               const unsigned char *buf, size_t buflen);
 
 /**
  * \brief          Load a Certificate Signing Request (CSR), DER or PEM format
@@ -105,7 +103,7 @@
  *
  * \return         0 if successful, or a specific X509 or PEM error code
  */
-int mbedtls_x509_csr_parse( mbedtls_x509_csr *csr, const unsigned char *buf, size_t buflen );
+int mbedtls_x509_csr_parse(mbedtls_x509_csr *csr, const unsigned char *buf, size_t buflen);
 
 #if defined(MBEDTLS_FS_IO)
 /**
@@ -118,7 +116,7 @@
  *
  * \return         0 if successful, or a specific X509 or PEM error code
  */
-int mbedtls_x509_csr_parse_file( mbedtls_x509_csr *csr, const char *path );
+int mbedtls_x509_csr_parse_file(mbedtls_x509_csr *csr, const char *path);
 #endif /* MBEDTLS_FS_IO */
 
 /**
@@ -133,22 +131,22 @@
  * \return         The length of the string written (not including the
  *                 terminated nul byte), or a negative error code.
  */
-int mbedtls_x509_csr_info( char *buf, size_t size, const char *prefix,
-                   const mbedtls_x509_csr *csr );
+int mbedtls_x509_csr_info(char *buf, size_t size, const char *prefix,
+                          const mbedtls_x509_csr *csr);
 
 /**
  * \brief          Initialize a CSR
  *
  * \param csr      CSR to initialize
  */
-void mbedtls_x509_csr_init( mbedtls_x509_csr *csr );
+void mbedtls_x509_csr_init(mbedtls_x509_csr *csr);
 
 /**
  * \brief          Unallocate all CSR data
  *
  * \param csr      CSR to free
  */
-void mbedtls_x509_csr_free( mbedtls_x509_csr *csr );
+void mbedtls_x509_csr_free(mbedtls_x509_csr *csr);
 #endif /* MBEDTLS_X509_CSR_PARSE_C */
 
 /** \} name Structures and functions for X.509 Certificate Signing Requests (CSR) */
@@ -159,7 +157,7 @@
  *
  * \param ctx       CSR context to initialize
  */
-void mbedtls_x509write_csr_init( mbedtls_x509write_csr *ctx );
+void mbedtls_x509write_csr_init(mbedtls_x509write_csr *ctx);
 
 /**
  * \brief           Set the subject name for a CSR
@@ -173,8 +171,8 @@
  * \return          0 if subject name was parsed successfully, or
  *                  a specific error code
  */
-int mbedtls_x509write_csr_set_subject_name( mbedtls_x509write_csr *ctx,
-                                    const char *subject_name );
+int mbedtls_x509write_csr_set_subject_name(mbedtls_x509write_csr *ctx,
+                                           const char *subject_name);
 
 /**
  * \brief           Set the key for a CSR (public key will be included,
@@ -183,7 +181,7 @@
  * \param ctx       CSR context to use
  * \param key       Asymmetric key to include
  */
-void mbedtls_x509write_csr_set_key( mbedtls_x509write_csr *ctx, mbedtls_pk_context *key );
+void mbedtls_x509write_csr_set_key(mbedtls_x509write_csr *ctx, mbedtls_pk_context *key);
 
 /**
  * \brief           Set the MD algorithm to use for the signature
@@ -192,7 +190,7 @@
  * \param ctx       CSR context to use
  * \param md_alg    MD algorithm to use
  */
-void mbedtls_x509write_csr_set_md_alg( mbedtls_x509write_csr *ctx, mbedtls_md_type_t md_alg );
+void mbedtls_x509write_csr_set_md_alg(mbedtls_x509write_csr *ctx, mbedtls_md_type_t md_alg);
 
 /**
  * \brief           Set the Key Usage Extension flags
@@ -211,7 +209,7 @@
  *                  #MBEDTLS_X509_KU_DECIPHER_ONLY) cannot be set using this
  *                  function.
  */
-int mbedtls_x509write_csr_set_key_usage( mbedtls_x509write_csr *ctx, unsigned char key_usage );
+int mbedtls_x509write_csr_set_key_usage(mbedtls_x509write_csr *ctx, unsigned char key_usage);
 
 /**
  * \brief           Set the Netscape Cert Type flags
@@ -222,8 +220,8 @@
  *
  * \return          0 if successful, or MBEDTLS_ERR_X509_ALLOC_FAILED
  */
-int mbedtls_x509write_csr_set_ns_cert_type( mbedtls_x509write_csr *ctx,
-                                    unsigned char ns_cert_type );
+int mbedtls_x509write_csr_set_ns_cert_type(mbedtls_x509write_csr *ctx,
+                                           unsigned char ns_cert_type);
 
 /**
  * \brief           Generic function to add to or replace an extension in the
@@ -237,16 +235,16 @@
  *
  * \return          0 if successful, or a MBEDTLS_ERR_X509_ALLOC_FAILED
  */
-int mbedtls_x509write_csr_set_extension( mbedtls_x509write_csr *ctx,
-                                 const char *oid, size_t oid_len,
-                                 const unsigned char *val, size_t val_len );
+int mbedtls_x509write_csr_set_extension(mbedtls_x509write_csr *ctx,
+                                        const char *oid, size_t oid_len,
+                                        const unsigned char *val, size_t val_len);
 
 /**
  * \brief           Free the contents of a CSR context
  *
  * \param ctx       CSR context to free
  */
-void mbedtls_x509write_csr_free( mbedtls_x509write_csr *ctx );
+void mbedtls_x509write_csr_free(mbedtls_x509write_csr *ctx);
 
 /**
  * \brief           Write a CSR (Certificate Signing Request) to a
@@ -269,9 +267,9 @@
  *                  for countermeasures against timing attacks).
  *                  ECDSA signatures always require a non-NULL f_rng.
  */
-int mbedtls_x509write_csr_der( mbedtls_x509write_csr *ctx, unsigned char *buf, size_t size,
-                       int (*f_rng)(void *, unsigned char *, size_t),
-                       void *p_rng );
+int mbedtls_x509write_csr_der(mbedtls_x509write_csr *ctx, unsigned char *buf, size_t size,
+                              int (*f_rng)(void *, unsigned char *, size_t),
+                              void *p_rng);
 
 #if defined(MBEDTLS_PEM_WRITE_C)
 /**
@@ -291,9 +289,9 @@
  *                  for countermeasures against timing attacks).
  *                  ECDSA signatures always require a non-NULL f_rng.
  */
-int mbedtls_x509write_csr_pem( mbedtls_x509write_csr *ctx, unsigned char *buf, size_t size,
-                       int (*f_rng)(void *, unsigned char *, size_t),
-                       void *p_rng );
+int mbedtls_x509write_csr_pem(mbedtls_x509write_csr *ctx, unsigned char *buf, size_t size,
+                              int (*f_rng)(void *, unsigned char *, size_t),
+                              void *p_rng);
 #endif /* MBEDTLS_PEM_WRITE_C */
 #endif /* MBEDTLS_X509_CSR_WRITE_C */