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Cleanup code around tox ID/pk conversion functions

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jfreegman
2021-12-06 10:46:19 -05:00
parent afbd185222
commit e2c8497da9
6 changed files with 60 additions and 29 deletions
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35
src/misc_tools.h
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@ -53,30 +53,43 @@ void clear_screen(void);
void hst_to_net(uint8_t *num, uint16_t numbytes);
/*
* Converts a hexidecimal string of length hex_len to binary format and puts the result in output.
* output_size must be exactly half of hex_len.
* Converts a hexidecimal string representation of a Tox public key to binary format and puts
* the result in output.
*
* `hex_len` must be exactly TOX_PUBLIC_KEY_SIZE * 2, and `output_size` must have room
* for TOX_PUBLIC_KEY_SIZE bytes.
*
* Returns 0 on success.
* Returns -1 on failure.
*/
int hex_string_to_bin(const char *hex_string, size_t hex_len, char *output, size_t output_size);
int tox_pk_string_to_bytes(const char *hex_string, size_t hex_len, char *output, size_t output_size);
/* convert a hex string to bytes. returns 0 on success, -1 on failure */
/* Converts a binary representation of a Tox public key into a string.
*
* `bin_pubkey_size` must be exactly TOX_PUBLIC_KEY_SIZE bytes in size, and
* `output_size` must be at least TOX_PUBLIC_KEY_SIZE * 2 + 1.
*
* Returns 0 on success.
* Returns -1 on failure.
*/
int tox_pk_bytes_to_str(const uint8_t *bin_pubkey, size_t bin_pubkey_size, char *output, size_t output_size);
/* Convert a hexadecimcal string of length `size` to bytes and puts the result in `keystr`.
*
* Returns 0 on success.
* Returns -1 on failure.
*/
int hex_string_to_bytes(char *buf, int size, const char *keystr);
/* Converts a binary representation of a Tox ID into a string.
*
* Returns 0 on success.
* Returns -1 on failure.
*/
int bin_id_to_string(const char *bin_id, size_t bin_id_size, char *output, size_t output_size);
/* Converts a binary representation of a Tox public key into a string.
* `bin_id_size` must be exactly TOX_ADDRESS_SIZE bytes in length, and
* `output_size` must be at least TOX_ADDRESS_SIZE * 2 + 1.
*
* Returns 0 on success.
* Returns -1 on failure.
*/
int bin_pubkey_to_string(const uint8_t *bin_pubkey, size_t bin_pubkey_size, char *output, size_t output_size);
int tox_id_bytes_to_str(const char *bin_id, size_t bin_id_size, char *output, size_t output_size);
/* get the current unix time (not thread safe) */
time_t get_unix_time(void);