From 4a9770b8ba9d86db12779f5ae00366bce60a42ad Mon Sep 17 00:00:00 2001 From: Benedict Date: Sat, 19 Mar 2016 13:44:55 +0100 Subject: completed task6 nearly completly just a few characters are still wrong in the key. freqencies analysis has to be made more comprehensive --- lib.h | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) (limited to 'lib.h') diff --git a/lib.h b/lib.h index a0986e7..3e2a309 100644 --- a/lib.h +++ b/lib.h @@ -7,16 +7,21 @@ #include #include +struct key_and_freq { + char key; + int hits; +}; +void print_char_bit(char); void xor_string(char *str1, char *key, char *result, int length_key, int length_str1); void hex_binary_to_string(char *str1, char *result, int length); int decode_hex_string(char *encode, char* result); -int encode_to_base64(char *encode, char *result); -void decode_base64(char *string1, char *result); -int print_base64_string(char *string); -int hamming_distance_equal_length(char *string1, char *string2); -int brute_force_single_byte_xor(char *string, int length, char *keys); - +void encode_to_base64(char *encode, char *result); +int decode_base64(char *string1, char *result); +void print_base64_string(char *string); +int hamming_distance_equal_length(char *string1, char *string2, int length); +char brute_force_single_byte_xor(char *string, int length, struct key_and_freq *tmp); +int isprintable(char *string, int length); #endif /* __CYRPTO_LIB__ */ -- cgit v1.2.3-70-g09d2