mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-11-26 22:40:25 +00:00
acc39a4bc0
* Api Symbols: replace asserts with checks * Api Symbols: replace asserts with checks part 2 * Update no args function signatures with void, to help compiler to track incorrect usage * More unavoidable void * Update PVS config and code to make it happy * Format sources * nfc: fix checks * dead code cleanup & include fixes Co-authored-by: gornekich <n.gorbadey@gmail.com> Co-authored-by: hedger <hedger@users.noreply.github.com> Co-authored-by: hedger <hedger@nanode.su>
70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
#include "hex.h"
|
|
#include <furi.h>
|
|
|
|
bool hex_char_to_hex_nibble(char c, uint8_t* nibble) {
|
|
furi_check(nibble);
|
|
|
|
if((c >= '0' && c <= '9')) {
|
|
*nibble = c - '0';
|
|
return true;
|
|
} else if((c >= 'A' && c <= 'F')) {
|
|
*nibble = c - 'A' + 10;
|
|
return true;
|
|
} else if(c >= 'a' && c <= 'f') {
|
|
*nibble = c - 'a' + 10;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool hex_char_to_uint8(char hi, char low, uint8_t* value) {
|
|
furi_check(value);
|
|
|
|
uint8_t hi_nibble_value, low_nibble_value;
|
|
|
|
if(hex_char_to_hex_nibble(hi, &hi_nibble_value) &&
|
|
hex_char_to_hex_nibble(low, &low_nibble_value)) {
|
|
*value = (hi_nibble_value << 4) | low_nibble_value;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool hex_chars_to_uint8(const char* value_str, uint8_t* value) {
|
|
furi_check(value_str);
|
|
furi_check(value);
|
|
|
|
bool parse_success = false;
|
|
while(*value_str && value_str[1]) {
|
|
parse_success = hex_char_to_uint8(*value_str, value_str[1], value++);
|
|
if(!parse_success) break;
|
|
value_str += 2;
|
|
}
|
|
return parse_success;
|
|
}
|
|
|
|
bool hex_chars_to_uint64(const char* value_str, uint64_t* value) {
|
|
furi_check(value_str);
|
|
furi_check(value);
|
|
|
|
uint8_t* _value = (uint8_t*)value;
|
|
bool parse_success = false;
|
|
|
|
for(uint8_t i = 0; i < 8; i++) {
|
|
parse_success = hex_char_to_uint8(value_str[i * 2], value_str[i * 2 + 1], &_value[7 - i]);
|
|
if(!parse_success) break;
|
|
}
|
|
|
|
return parse_success;
|
|
}
|
|
|
|
void uint8_to_hex_chars(const uint8_t* src, uint8_t* target, int length) {
|
|
furi_check(src);
|
|
furi_check(target);
|
|
|
|
const char chars[] = "0123456789ABCDEF";
|
|
while(--length >= 0)
|
|
target[length] = chars[(src[length >> 1] >> ((1 - (length & 1)) << 2)) & 0xF];
|
|
}
|