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changed base64_encode length to size_t*

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This commit is contained in:
Václav Šmejkal 2025-02-02 15:01:20 +01:00
parent 0a9a716ffe
commit 4c7100760b
Signed by: ENGO150
GPG Key ID: 4A57E86482968843
2 changed files with 7 additions and 7 deletions
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2
include/chat/crypto.h
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@ -43,7 +43,7 @@ extern "C" {
void why2_chat_init_keys(void); //INIT (POSSIBLY GENERATE) ECC KEYS
void why2_chat_deallocate_keys(void); //DEALLOCATE :) (NO SLUR HERE)
char *why2_chat_base64_encode(char *message, size_t length); //ENCODE message OF length INTO BASE64 WITH LENGTH DELIMITER (WHY2_CHAT_BASE64_LENGTH_DELIMITER)
char *why2_chat_base64_encode(char *message, size_t *length); //ENCODE message OF length INTO BASE64 WITH LENGTH DELIMITER (WHY2_CHAT_BASE64_LENGTH_DELIMITER)
char *why2_chat_base64_decode(char *encoded_message, size_t *length); //DECODE encoded_message AND SET length TO OUTPUT LENGTH
char *why2_chat_ecc_sign(char *message); //SIGN message WITH ECC KEY

12
src/chat/crypto.c
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@ -96,7 +96,7 @@ void why2_chat_init_keys(void)
why2_deallocate(key);
}
char *why2_chat_base64_encode(char *message, size_t length)
char *why2_chat_base64_encode(char *message, size_t *length)
{
//VARIABLES
BIO *bio;
@ -111,15 +111,15 @@ char *why2_chat_base64_encode(char *message, size_t length)
bio = BIO_push(b64, bio);
//ENCODE
BIO_write(bio, message, length);
BIO_write(bio, message, *length);
BIO_flush(bio);
BIO_get_mem_ptr(bio, &buffer_ptr);
//COPY
encoded_message = why2_malloc(buffer_ptr -> length + why2_count_int_length((int) length) + 2);
encoded_message = why2_malloc(buffer_ptr -> length + why2_count_int_length((int) *length) + 2);
memcpy(encoded_message, buffer_ptr -> data, buffer_ptr -> length);
sprintf(encoded_message + buffer_ptr -> length, "%c%zu%c", WHY2_CHAT_BASE64_LENGTH_DELIMITER, length, '\0'); //APPEND LENGTH
sprintf(encoded_message + buffer_ptr -> length, "%c%zu%c", WHY2_CHAT_BASE64_LENGTH_DELIMITER, *length, '\0'); //APPEND LENGTH
//DEALLOCATION
BIO_free_all(bio);
@ -177,7 +177,7 @@ char *why2_chat_ecc_sign(char *message)
sig = why2_malloc(siglen); //ALLOCATE SIGNATURE
EVP_DigestSignFinal(mdctx, (unsigned char*) sig, &siglen);
encoded_sig = why2_chat_base64_encode(sig, siglen); //CONVERT sig TO BASE64
encoded_sig = why2_chat_base64_encode(sig, &siglen); //CONVERT sig TO BASE64
//DEALLOCATION
why2_deallocate(sig);
@ -232,7 +232,7 @@ char *why2_chat_ecc_serialize_public_key()
pubkey[length] = '\0';
//ENCODE
base64_encoded = why2_chat_base64_encode(pubkey, length);
base64_encoded = why2_chat_base64_encode(pubkey, &length);
//DEALLOCATION
BIO_free(bio);