* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#include "base64.h"
+#include "polarssl/config.h"
+
+#if defined(POLARSSL_BASE64_C)
+
+#include "polarssl/base64.h"
static const unsigned char base64_enc_map[64] =
{
for( i = j = n = 0; i < slen; i++ )
{
+ unsigned char c = src[i];
+
if( ( slen - i ) >= 2 &&
- src[i] == '\r' && src[i + 1] == '\n' )
+ c == '\r' && src[i + 1] == '\n' )
continue;
- if( src[i] == '\n' )
+ if( c == '\n' || c == ' ' || c == '\t' )
continue;
- if( src[i] == '=' && ++j > 2 )
+ if( c == '=' && ++j > 2 )
return( POLARSSL_ERR_BASE64_INVALID_CHARACTER );
- if( src[i] > 127 || base64_dec_map[src[i]] == 127 )
+ if( c > 127 || base64_dec_map[src[i]] == 127 )
return( POLARSSL_ERR_BASE64_INVALID_CHARACTER );
- if( base64_dec_map[src[i]] < 64 && j != 0 )
+ if( base64_dec_map[c] < 64 && j != 0 )
return( POLARSSL_ERR_BASE64_INVALID_CHARACTER );
n++;
for( j = 3, n = x = 0, p = dst; i > 0; i--, src++ )
{
- if( *src == '\r' || *src == '\n' )
+ unsigned char c = *src;
+
+ if( c == '\r' || c == '\n' || c == ' ' || c == '\t' )
continue;
- j -= ( base64_dec_map[*src] == 64 );
- x = (x << 6) | ( base64_dec_map[*src] & 0x3F );
+ j -= ( base64_dec_map[c] == 64 );
+ x = (x << 6) | ( base64_dec_map[c] & 0x3F );
if( ++n == 4 )
{
return( 0 );
}
+
+#if defined(POLARSSL_SELF_TEST)
+
+#include <string.h>
+#include <stdio.h>
+
+static const unsigned char base64_test_dec[64] =
+{
+ 0x24, 0x48, 0x6E, 0x56, 0x87, 0x62, 0x5A, 0xBD,
+ 0xBF, 0x17, 0xD9, 0xA2, 0xC4, 0x17, 0x1A, 0x01,
+ 0x94, 0xED, 0x8F, 0x1E, 0x11, 0xB3, 0xD7, 0x09,
+ 0x0C, 0xB6, 0xE9, 0x10, 0x6F, 0x22, 0xEE, 0x13,
+ 0xCA, 0xB3, 0x07, 0x05, 0x76, 0xC9, 0xFA, 0x31,
+ 0x6C, 0x08, 0x34, 0xFF, 0x8D, 0xC2, 0x6C, 0x38,
+ 0x00, 0x43, 0xE9, 0x54, 0x97, 0xAF, 0x50, 0x4B,
+ 0xD1, 0x41, 0xBA, 0x95, 0x31, 0x5A, 0x0B, 0x97
+};
+
+static const unsigned char base64_test_enc[] =
+ "JEhuVodiWr2/F9mixBcaAZTtjx4Rs9cJDLbpEG8i7hPK"
+ "swcFdsn6MWwINP+Nwmw4AEPpVJevUEvRQbqVMVoLlw==";
+
+/*
+ * Checkup routine
+ */
+int base64_self_test( int verbose )
+{
+ int len;
+ unsigned char *src, buffer[128];
+
+ if( verbose != 0 )
+ printf( " Base64 encoding test: " );
+
+ len = sizeof( buffer );
+ src = (unsigned char *) base64_test_dec;
+
+ if( base64_encode( buffer, &len, src, 64 ) != 0 ||
+ memcmp( base64_test_enc, buffer, 88 ) != 0 )
+ {
+ if( verbose != 0 )
+ printf( "failed\n" );
+
+ return( 1 );
+ }
+
+ if( verbose != 0 )
+ printf( "passed\n Base64 decoding test: " );
+
+ len = sizeof( buffer );
+ src = (unsigned char *) base64_test_enc;
+
+ if( base64_decode( buffer, &len, src, 88 ) != 0 ||
+ memcmp( base64_test_dec, buffer, 64 ) != 0 )
+ {
+ if( verbose != 0 )
+ printf( "failed\n" );
+
+ return( 1 );
+ }
+
+ if( verbose != 0 )
+ printf( "passed\n\n" );
+
+ return( 0 );
+}
+
+#endif
+
+#endif