ebd158a823
* Lib: add random name library * Text_input: add default text clearing * All: rework all applications with new text_input API * Nfc: fix removing dev file on save_name scene enter * Lib: move all free radicals to toolbox and update API usage. Co-authored-by: あく <alleteam@gmail.com>
16 lines
432 B
C
16 lines
432 B
C
#include "hex.h"
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bool hex_char_to_hex_nibble(char c, uint8_t* nibble) {
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if((c >= '0' && c <= '9') || (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f')) {
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if((c >= '0' && c <= '9')) {
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*nibble = c - '0';
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} else if((c >= 'A' && c <= 'F')) {
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*nibble = c - 'A' + 10;
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} else {
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*nibble = c - 'a' + 10;
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}
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return true;
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} else {
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return false;
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}
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} |