Revision 271
Basic return values for parse_card
| cardreader.c | ||
|---|---|---|
| 77 | 77 |
cr_buf_idx++; |
| 78 | 78 |
} |
| 79 | 79 |
} |
| 80 |
void parse_card(void) {
|
|
| 80 |
|
|
| 81 |
int8_t parse_card(void) {
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|
| 81 | 82 |
int32_t i = cr_buf_idx - 1; |
| 82 | 83 |
uint8_t start_sentinal = 0; |
| 83 | 84 |
uint8_t byte_idx = 0; |
| ... | ... | |
| 110 | 111 |
if (byte_idx == CR_MAX_IDX) {
|
| 111 | 112 |
|
| 112 | 113 |
if (!(cr_buf[i]) != (parity % 2)) {
|
| 113 |
rs485_send_byte('F');
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|
| 114 |
return -1;
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|
| 114 | 115 |
} |
| 115 | 116 |
|
| 116 | 117 |
rs485_send_byte(cr_dict[byte]); |
| 117 | 118 |
|
| 118 | 119 |
// Stop at the stop sentinal |
| 119 | 120 |
if (cr_dict[byte] == CR_ES) {
|
| 120 |
return; |
|
| 121 |
return 0;
|
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| 121 | 122 |
} |
| 122 | 123 |
|
| 123 | 124 |
byte_idx = 0; |
| ... | ... | |
| 134 | 135 |
// Goto next bit in cr_buf |
| 135 | 136 |
i--; |
| 136 | 137 |
} |
| 138 |
|
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| 139 |
return -1; |
|
| 137 | 140 |
} |
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