1 files changed, 286 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/external/mbedtls/programs/util/pem2der.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/external/mbedtls/programs/util/pem2der.c
new file mode 100644
index 0000000..ad2c6ac
--- /dev/null
+++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/external/mbedtls/programs/util/pem2der.c
@@ -0,0 +1,286 @@
+/*
+ *  Convert PEM to DER
+ *
+ *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  This file is part of mbed TLS (https://tls.mbed.org)
+ */
+
+#if !defined(MBEDTLS_CONFIG_FILE)
+#include "mbedtls/config.h"
+#else
+#include MBEDTLS_CONFIG_FILE
+#endif
+
+#if defined(MBEDTLS_PLATFORM_C)
+#include "mbedtls/platform.h"
+#else
+#include <stdio.h>
+#define mbedtls_free       free
+#define mbedtls_calloc    calloc
+#define mbedtls_printf     printf
+#endif
+
+#if defined(MBEDTLS_BASE64_C) && defined(MBEDTLS_FS_IO)
+#include "mbedtls/error.h"
+#include "mbedtls/base64.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#endif
+
+#define DFL_FILENAME            "file.pem"
+#define DFL_OUTPUT_FILENAME     "file.der"
+
+#define USAGE \
+    "\n usage: pem2der param=<>...\n"                   \
+    "\n acceptable parameters:\n"                       \
+    "    filename=%%s         default: file.pem\n"      \
+    "    output_file=%%s      default: file.der\n"      \
+    "\n"
+
+#if !defined(MBEDTLS_BASE64_C) || !defined(MBEDTLS_FS_IO)
+int main( void )
+{
+    mbedtls_printf("MBEDTLS_BASE64_C and/or MBEDTLS_FS_IO not defined.\n");
+    return( 0 );
+}
+#else
+/*
+ * global options
+ */
+struct options
+{
+    const char *filename;       /* filename of the input file             */
+    const char *output_file;    /* where to store the output              */
+} opt;
+
+int convert_pem_to_der( const unsigned char *input, size_t ilen,
+                        unsigned char *output, size_t *olen )
+{
+    int ret;
+    const unsigned char *s1, *s2, *end = input + ilen;
+    size_t len = 0;
+
+    s1 = (unsigned char *) strstr( (const char *) input, "-----BEGIN" );
+    if( s1 == NULL )
+        return( -1 );
+
+    s2 = (unsigned char *) strstr( (const char *) input, "-----END" );
+    if( s2 == NULL )
+        return( -1 );
+
+    s1 += 10;
+    while( s1 < end && *s1 != '-' )
+        s1++;
+    while( s1 < end && *s1 == '-' )
+        s1++;
+    if( *s1 == '\r' ) s1++;
+    if( *s1 == '\n' ) s1++;
+
+    if( s2 <= s1 || s2 > end )
+        return( -1 );
+
+    ret = mbedtls_base64_decode( NULL, 0, &len, (const unsigned char *) s1, s2 - s1 );
+    if( ret == MBEDTLS_ERR_BASE64_INVALID_CHARACTER )
+        return( ret );
+
+    if( len > *olen )
+        return( -1 );
+
+    if( ( ret = mbedtls_base64_decode( output, len, &len, (const unsigned char *) s1,
+                               s2 - s1 ) ) != 0 )
+    {
+        return( ret );
+    }
+
+    *olen = len;
+
+    return( 0 );
+}
+
+/*
+ * Load all data from a file into a given buffer.
+ */
+static int load_file( const char *path, unsigned char **buf, size_t *n )
+{
+    FILE *f;
+    long size;
+
+    if( ( f = fopen( path, "rb" ) ) == NULL )
+        return( -1 );
+
+    fseek( f, 0, SEEK_END );
+    if( ( size = ftell( f ) ) == -1 )
+    {
+        fclose( f );
+        return( -1 );
+    }
+    fseek( f, 0, SEEK_SET );
+
+    *n = (size_t) size;
+
+    if( *n + 1 == 0 ||
+        ( *buf = mbedtls_calloc( 1, *n + 1 ) ) == NULL )
+    {
+        fclose( f );
+        return( -1 );
+    }
+
+    if( fread( *buf, 1, *n, f ) != *n )
+    {
+        fclose( f );
+        free( *buf );
+        *buf = NULL;
+        return( -1 );
+    }
+
+    fclose( f );
+
+    (*buf)[*n] = '\0';
+
+    return( 0 );
+}
+
+/*
+ * Write buffer to a file
+ */
+static int write_file( const char *path, unsigned char *buf, size_t n )
+{
+    FILE *f;
+
+    if( ( f = fopen( path, "wb" ) ) == NULL )
+        return( -1 );
+
+    if( fwrite( buf, 1, n, f ) != n )
+    {
+        fclose( f );
+        return( -1 );
+    }
+
+    fclose( f );
+    return( 0 );
+}
+
+int main( int argc, char *argv[] )
+{
+    int ret = 0;
+    unsigned char *pem_buffer = NULL;
+    unsigned char der_buffer[4096];
+    char buf[1024];
+    size_t pem_size, der_size = sizeof(der_buffer);
+    int i;
+    char *p, *q;
+
+    /*
+     * Set to sane values
+     */
+    memset( buf, 0, sizeof(buf) );
+    memset( der_buffer, 0, sizeof(der_buffer) );
+
+    if( argc == 0 )
+    {
+    usage:
+        mbedtls_printf( USAGE );
+        goto exit;
+    }
+
+    opt.filename            = DFL_FILENAME;
+    opt.output_file         = DFL_OUTPUT_FILENAME;
+
+    for( i = 1; i < argc; i++ )
+    {
+
+        p = argv[i];
+        if( ( q = strchr( p, '=' ) ) == NULL )
+            goto usage;
+        *q++ = '\0';
+
+        if( strcmp( p, "filename" ) == 0 )
+            opt.filename = q;
+        else if( strcmp( p, "output_file" ) == 0 )
+            opt.output_file = q;
+        else
+            goto usage;
+    }
+
+    /*
+     * 1.1. Load the PEM file
+     */
+    mbedtls_printf( "\n  . Loading the PEM file ..." );
+    fflush( stdout );
+
+    ret = load_file( opt.filename, &pem_buffer, &pem_size );
+
+    if( ret != 0 )
+    {
+#ifdef MBEDTLS_ERROR_C
+        mbedtls_strerror( ret, buf, 1024 );
+#endif
+        mbedtls_printf( " failed\n  !  load_file returned %d - %s\n\n", ret, buf );
+        goto exit;
+    }
+
+    mbedtls_printf( " ok\n" );
+
+    /*
+     * 1.2. Convert from PEM to DER
+     */
+    mbedtls_printf( "  . Converting from PEM to DER ..." );
+    fflush( stdout );
+
+    if( ( ret = convert_pem_to_der( pem_buffer, pem_size, der_buffer, &der_size ) ) != 0 )
+    {
+#ifdef MBEDTLS_ERROR_C
+        mbedtls_strerror( ret, buf, 1024 );
+#endif
+        mbedtls_printf( " failed\n  !  convert_pem_to_der %d - %s\n\n", ret, buf );
+        goto exit;
+    }
+
+    mbedtls_printf( " ok\n" );
+
+    /*
+     * 1.3. Write the DER file
+     */
+    mbedtls_printf( "  . Writing the DER file ..." );
+    fflush( stdout );
+
+    ret = write_file( opt.output_file, der_buffer, der_size );
+
+    if( ret != 0 )
+    {
+#ifdef MBEDTLS_ERROR_C
+        mbedtls_strerror( ret, buf, 1024 );
+#endif
+        mbedtls_printf( " failed\n  !  write_file returned %d - %s\n\n", ret, buf );
+        goto exit;
+    }
+
+    mbedtls_printf( " ok\n" );
+
+exit:
+    free( pem_buffer );
+
+#if defined(_WIN32)
+    mbedtls_printf( "  + Press Enter to exit this program.\n" );
+    fflush( stdout ); getchar();
+#endif
+
+    return( ret );
+}
+#endif /* MBEDTLS_BASE64_C && MBEDTLS_FS_IO */