Patch goto labels for consistency
This commit is contained in:
Scott Lahteine
parent
75e6f72c89
commit
8fd58cd6dc
3 changed files with 220 additions and 220 deletions
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@ -244,7 +244,7 @@ void Sd2Card::chipSelectLow() {
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*/
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bool Sd2Card::erase(uint32_t firstBlock, uint32_t lastBlock) {
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csd_t csd;
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if (!readCSD(&csd)) goto fail;
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if (!readCSD(&csd)) goto FAIL;
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// check for single block erase
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if (!csd.v1.erase_blk_en) {
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// erase size mask
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@ -252,7 +252,7 @@ bool Sd2Card::erase(uint32_t firstBlock, uint32_t lastBlock) {
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if ((firstBlock & m) != 0 || ((lastBlock + 1) & m) != 0) {
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// error card can't erase specified area
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error(SD_CARD_ERROR_ERASE_SINGLE_BLOCK);
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goto fail;
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goto FAIL;
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}
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}
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if (type_ != SD_CARD_TYPE_SDHC) {
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@ -263,15 +263,15 @@ bool Sd2Card::erase(uint32_t firstBlock, uint32_t lastBlock) {
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|| cardCommand(CMD33, lastBlock)
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|| cardCommand(CMD38, 0)) {
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error(SD_CARD_ERROR_ERASE);
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goto fail;
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goto FAIL;
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}
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if (!waitNotBusy(SD_ERASE_TIMEOUT)) {
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error(SD_CARD_ERROR_ERASE_TIMEOUT);
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goto fail;
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goto FAIL;
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}
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chipSelectHigh();
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return true;
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -335,7 +335,7 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) {
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while ((status_ = cardCommand(CMD0, 0)) != R1_IDLE_STATE) {
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if (((uint16_t)millis() - t0) > SD_INIT_TIMEOUT) {
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error(SD_CARD_ERROR_CMD0);
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goto fail;
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goto FAIL;
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}
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}
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// check SD version
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@ -347,7 +347,7 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) {
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for (uint8_t i = 0; i < 4; i++) status_ = spiRec();
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if (status_ != 0xAA) {
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error(SD_CARD_ERROR_CMD8);
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goto fail;
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goto FAIL;
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}
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type(SD_CARD_TYPE_SD2);
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}
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@ -358,14 +358,14 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) {
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// check for timeout
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if (((uint16_t)millis() - t0) > SD_INIT_TIMEOUT) {
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error(SD_CARD_ERROR_ACMD41);
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goto fail;
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goto FAIL;
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}
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}
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// if SD2 read OCR register to check for SDHC card
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if (type() == SD_CARD_TYPE_SD2) {
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if (cardCommand(CMD58, 0)) {
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error(SD_CARD_ERROR_CMD58);
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goto fail;
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goto FAIL;
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}
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if ((spiRec() & 0xC0) == 0xC0) type(SD_CARD_TYPE_SDHC);
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// discard rest of ocr - contains allowed voltage range
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@ -380,7 +380,7 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) {
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return true;
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#endif // SOFTWARE_SPI
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -486,12 +486,12 @@ bool Sd2Card::readData(uint8_t* dst, uint16_t count) {
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while ((status_ = spiRec()) == 0XFF) {
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if (((uint16_t)millis() - t0) > SD_READ_TIMEOUT) {
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error(SD_CARD_ERROR_READ_TIMEOUT);
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goto fail;
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goto FAIL;
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}
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}
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if (status_ != DATA_START_BLOCK) {
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error(SD_CARD_ERROR_READ);
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goto fail;
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goto FAIL;
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}
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// transfer data
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spiRead(dst, count);
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@ -503,7 +503,7 @@ bool Sd2Card::readData(uint8_t* dst, uint16_t count) {
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recvCrc |= spiRec();
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if (calcCrc != recvCrc) {
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error(SD_CARD_ERROR_CRC);
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goto fail;
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goto FAIL;
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}
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}
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#else
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@ -515,7 +515,7 @@ bool Sd2Card::readData(uint8_t* dst, uint16_t count) {
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// Send an additional dummy byte, required by Toshiba Flash Air SD Card
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spiSend(0XFF);
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return true;
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fail:
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FAIL:
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chipSelectHigh();
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// Send an additional dummy byte, required by Toshiba Flash Air SD Card
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spiSend(0XFF);
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@ -527,10 +527,10 @@ bool Sd2Card::readRegister(uint8_t cmd, void* buf) {
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uint8_t* dst = reinterpret_cast<uint8_t*>(buf);
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if (cardCommand(cmd, 0)) {
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error(SD_CARD_ERROR_READ_REG);
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goto fail;
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goto FAIL;
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}
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return readData(dst, 16);
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -549,11 +549,11 @@ bool Sd2Card::readStart(uint32_t blockNumber) {
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if (type() != SD_CARD_TYPE_SDHC) blockNumber <<= 9;
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if (cardCommand(CMD18, blockNumber)) {
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error(SD_CARD_ERROR_CMD18);
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goto fail;
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goto FAIL;
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}
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chipSelectHigh();
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return true;
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -567,11 +567,11 @@ bool Sd2Card::readStop() {
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chipSelectLow();
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if (cardCommand(CMD12, 0)) {
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error(SD_CARD_ERROR_CMD12);
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goto fail;
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goto FAIL;
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}
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chipSelectHigh();
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return true;
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -601,10 +601,10 @@ bool Sd2Card::setSckRate(uint8_t sckRateID) {
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bool Sd2Card::waitNotBusy(uint16_t timeoutMillis) {
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uint16_t t0 = millis();
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while (spiRec() != 0XFF) {
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if (((uint16_t)millis() - t0) >= timeoutMillis) goto fail;
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if (((uint16_t)millis() - t0) >= timeoutMillis) goto FAIL;
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}
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return true;
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fail:
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FAIL:
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return false;
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}
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//------------------------------------------------------------------------------
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@ -621,23 +621,23 @@ bool Sd2Card::writeBlock(uint32_t blockNumber, const uint8_t* src) {
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if (type() != SD_CARD_TYPE_SDHC) blockNumber <<= 9;
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if (cardCommand(CMD24, blockNumber)) {
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error(SD_CARD_ERROR_CMD24);
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goto fail;
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goto FAIL;
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}
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if (!writeData(DATA_START_BLOCK, src)) goto fail;
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if (!writeData(DATA_START_BLOCK, src)) goto FAIL;
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// wait for flash programming to complete
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if (!waitNotBusy(SD_WRITE_TIMEOUT)) {
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error(SD_CARD_ERROR_WRITE_TIMEOUT);
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goto fail;
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goto FAIL;
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}
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// response is r2 so get and check two bytes for nonzero
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if (cardCommand(CMD13, 0) || spiRec()) {
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error(SD_CARD_ERROR_WRITE_PROGRAMMING);
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goto fail;
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goto FAIL;
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}
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chipSelectHigh();
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return true;
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -650,11 +650,11 @@ fail:
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bool Sd2Card::writeData(const uint8_t* src) {
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chipSelectLow();
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// wait for previous write to finish
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if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
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if (!writeData(WRITE_MULTIPLE_TOKEN, src)) goto fail;
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if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto FAIL;
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if (!writeData(WRITE_MULTIPLE_TOKEN, src)) goto FAIL;
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chipSelectHigh();
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return true;
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fail:
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FAIL:
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error(SD_CARD_ERROR_WRITE_MULTIPLE);
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chipSelectHigh();
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return false;
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@ -670,10 +670,10 @@ bool Sd2Card::writeData(uint8_t token, const uint8_t* src) {
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status_ = spiRec();
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if ((status_ & DATA_RES_MASK) != DATA_RES_ACCEPTED) {
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error(SD_CARD_ERROR_WRITE);
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goto fail;
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goto FAIL;
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}
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return true;
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -693,17 +693,17 @@ bool Sd2Card::writeStart(uint32_t blockNumber, uint32_t eraseCount) {
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// send pre-erase count
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if (cardAcmd(ACMD23, eraseCount)) {
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error(SD_CARD_ERROR_ACMD23);
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goto fail;
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goto FAIL;
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}
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// use address if not SDHC card
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if (type() != SD_CARD_TYPE_SDHC) blockNumber <<= 9;
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if (cardCommand(CMD25, blockNumber)) {
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error(SD_CARD_ERROR_CMD25);
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goto fail;
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goto FAIL;
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}
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chipSelectHigh();
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return true;
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fail:
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FAIL:
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chipSelectHigh();
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return false;
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}
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@ -715,12 +715,12 @@ fail:
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*/
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bool Sd2Card::writeStop() {
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chipSelectLow();
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if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
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if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto FAIL;
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spiSend(STOP_TRAN_TOKEN);
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if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
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if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto FAIL;
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chipSelectHigh();
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return true;
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fail:
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FAIL:
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error(SD_CARD_ERROR_STOP_TRAN);
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chipSelectHigh();
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return false;
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@ -39,7 +39,7 @@ void (*SdBaseFile::dateTime_)(uint16_t* date, uint16_t* time) = 0;
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//------------------------------------------------------------------------------
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// add a cluster to a file
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bool SdBaseFile::addCluster() {
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if (!vol_->allocContiguous(1, &curCluster_)) goto fail;
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if (!vol_->allocContiguous(1, &curCluster_)) goto FAIL;
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// if first cluster of file link to directory entry
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if (firstCluster_ == 0) {
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@ -48,7 +48,7 @@ bool SdBaseFile::addCluster() {
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}
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return true;
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fail:
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FAIL:
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return false;
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}
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//------------------------------------------------------------------------------
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@ -57,10 +57,10 @@ bool SdBaseFile::addCluster() {
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bool SdBaseFile::addDirCluster() {
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uint32_t block;
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// max folder size
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if (fileSize_ / sizeof(dir_t) >= 0xFFFF) goto fail;
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if (fileSize_ / sizeof(dir_t) >= 0xFFFF) goto FAIL;
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if (!addCluster()) goto fail;
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if (!vol_->cacheFlush()) goto fail;
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if (!addCluster()) goto FAIL;
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if (!vol_->cacheFlush()) goto FAIL;
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block = vol_->clusterStartBlock(curCluster_);
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@ -72,21 +72,21 @@ bool SdBaseFile::addDirCluster() {
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// zero rest of cluster
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for (uint8_t i = 1; i < vol_->blocksPerCluster_; i++) {
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if (!vol_->writeBlock(block + i, vol_->cacheBuffer_.data)) goto fail;
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if (!vol_->writeBlock(block + i, vol_->cacheBuffer_.data)) goto FAIL;
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}
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// Increase directory file size by cluster size
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fileSize_ += 512UL << vol_->clusterSizeShift_;
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return true;
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fail:
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FAIL:
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return false;
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}
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//------------------------------------------------------------------------------
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// cache a file's directory entry
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// return pointer to cached entry or null for failure
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dir_t* SdBaseFile::cacheDirEntry(uint8_t action) {
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if (!vol_->cacheRawBlock(dirBlock_, action)) goto fail;
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if (!vol_->cacheRawBlock(dirBlock_, action)) goto FAIL;
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return vol_->cache()->dir + dirIndex_;
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fail:
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FAIL:
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return 0;
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}
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//------------------------------------------------------------------------------
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@ -115,16 +115,16 @@ bool SdBaseFile::close() {
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*/
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bool SdBaseFile::contiguousRange(uint32_t* bgnBlock, uint32_t* endBlock) {
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// error if no blocks
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if (firstCluster_ == 0) goto fail;
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if (firstCluster_ == 0) goto FAIL;
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for (uint32_t c = firstCluster_; ; c++) {
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uint32_t next;
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if (!vol_->fatGet(c, &next)) goto fail;
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if (!vol_->fatGet(c, &next)) goto FAIL;
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// check for contiguous
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if (next != (c + 1)) {
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// error if not end of chain
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if (!vol_->isEOC(next)) goto fail;
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if (!vol_->isEOC(next)) goto FAIL;
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*bgnBlock = vol_->clusterStartBlock(firstCluster_);
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*endBlock = vol_->clusterStartBlock(c)
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+ vol_->blocksPerCluster_ - 1;
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@ -132,7 +132,7 @@ bool SdBaseFile::contiguousRange(uint32_t* bgnBlock, uint32_t* endBlock) {
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}
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}
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fail:
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FAIL:
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return false;
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}
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//------------------------------------------------------------------------------
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@ -157,8 +157,8 @@ bool SdBaseFile::createContiguous(SdBaseFile* dirFile,
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const char* path, uint32_t size) {
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uint32_t count;
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// don't allow zero length file
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if (size == 0) goto fail;
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if (!open(dirFile, path, O_CREAT | O_EXCL | O_RDWR)) goto fail;
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if (size == 0) goto FAIL;
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if (!open(dirFile, path, O_CREAT | O_EXCL | O_RDWR)) goto FAIL;
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// calculate number of clusters needed
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count = ((size - 1) >> (vol_->clusterSizeShift_ + 9)) + 1;
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@ -166,7 +166,7 @@ bool SdBaseFile::createContiguous(SdBaseFile* dirFile,
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// allocate clusters
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if (!vol_->allocContiguous(count, &firstCluster_)) {
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remove();
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goto fail;
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goto FAIL;
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}
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fileSize_ = size;
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@ -174,7 +174,7 @@ bool SdBaseFile::createContiguous(SdBaseFile* dirFile,
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flags_ |= F_FILE_DIR_DIRTY;
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return sync();
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fail:
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FAIL:
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return false;
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}
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//------------------------------------------------------------------------------
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@ -188,16 +188,16 @@ fail:
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bool SdBaseFile::dirEntry(dir_t* dir) {
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dir_t* p;
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// make sure fields on SD are correct
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if (!sync()) goto fail;
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if (!sync()) goto FAIL;
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// read entry
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p = cacheDirEntry(SdVolume::CACHE_FOR_READ);
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if (!p) goto fail;
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if (!p) goto FAIL;
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// copy to caller's struct
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memcpy(dir, p, sizeof(dir_t));
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return true;
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fail:
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FAIL:
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return false;
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}
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//------------------------------------------------------------------------------
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@ -395,7 +395,7 @@ bool SdBaseFile::make83Name(const char* str, uint8_t* name, const char** ptr) {
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while (*str != '\0' && *str != '/') {
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c = *str++;
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if (c == '.') {
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if (n == 10) goto fail; // only one dot allowed
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if (n == 10) goto FAIL; // only one dot allowed
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n = 10; // max index for full 8.3 name
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i = 8; // place for extension
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}
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@ -403,9 +403,9 @@ bool SdBaseFile::make83Name(const char* str, uint8_t* name, const char** ptr) {
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// illegal FAT characters
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PGM_P p = PSTR("|<>^+=?/[];,*\"\\");
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uint8_t b;
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while ((b = pgm_read_byte(p++))) if (b == c) goto fail;
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while ((b = pgm_read_byte(p++))) if (b == c) goto FAIL;
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// check size and only allow ASCII printable characters
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if (i > n || c < 0x21 || c == 0x7F) goto fail;
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if (i > n || c < 0x21 || c == 0x7F) goto FAIL;
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// only upper case allowed in 8.3 names - convert lower to upper
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name[i++] = (c < 'a' || c > 'z') ? (c) : (c + ('A' - 'a'));
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}
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@ -413,7 +413,7 @@ bool SdBaseFile::make83Name(const char* str, uint8_t* name, const char** ptr) {
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*ptr = str;
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// must have a file name, extension is optional
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return name[0] != ' ';
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fail:
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FAIL:
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return false;
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}
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//------------------------------------------------------------------------------
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@ -437,22 +437,22 @@ bool SdBaseFile::mkdir(SdBaseFile* parent, const char* path, bool pFlag) {
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SdBaseFile* sub = &dir1;
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SdBaseFile* start = parent;
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if (!parent || isOpen()) goto fail;
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if (!parent || isOpen()) goto FAIL;
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if (*path == '/') {
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while (*path == '/') path++;
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if (!parent->isRoot()) {
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if (!dir2.openRoot(parent->vol_)) goto fail;
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if (!dir2.openRoot(parent->vol_)) goto FAIL;
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parent = &dir2;
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}
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}
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while (1) {
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if (!make83Name(path, dname, &path)) goto fail;
|
||||
if (!make83Name(path, dname, &path)) goto FAIL;
|
||||
while (*path == '/') path++;
|
||||
if (!*path) break;
|
||||
if (!sub->open(parent, dname, O_READ)) {
|
||||
if (!pFlag || !sub->mkdir(parent, dname)) {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
}
|
||||
if (parent != start) parent->close();
|
||||
|
|
@ -460,7 +460,7 @@ bool SdBaseFile::mkdir(SdBaseFile* parent, const char* path, bool pFlag) {
|
|||
sub = parent != &dir1 ? &dir1 : &dir2;
|
||||
}
|
||||
return mkdir(parent, dname);
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -469,24 +469,24 @@ bool SdBaseFile::mkdir(SdBaseFile* parent, const uint8_t dname[11]) {
|
|||
dir_t d;
|
||||
dir_t* p;
|
||||
|
||||
if (!parent->isDir()) goto fail;
|
||||
if (!parent->isDir()) goto FAIL;
|
||||
|
||||
// create a normal file
|
||||
if (!open(parent, dname, O_CREAT | O_EXCL | O_RDWR)) goto fail;
|
||||
if (!open(parent, dname, O_CREAT | O_EXCL | O_RDWR)) goto FAIL;
|
||||
|
||||
// convert file to directory
|
||||
flags_ = O_READ;
|
||||
type_ = FAT_FILE_TYPE_SUBDIR;
|
||||
|
||||
// allocate and zero first cluster
|
||||
if (!addDirCluster())goto fail;
|
||||
if (!addDirCluster())goto FAIL;
|
||||
|
||||
// force entry to SD
|
||||
if (!sync()) goto fail;
|
||||
if (!sync()) goto FAIL;
|
||||
|
||||
// cache entry - should already be in cache due to sync() call
|
||||
p = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!p) goto fail;
|
||||
if (!p) goto FAIL;
|
||||
|
||||
// change directory entry attribute
|
||||
p->attributes = DIR_ATT_DIRECTORY;
|
||||
|
|
@ -498,7 +498,7 @@ bool SdBaseFile::mkdir(SdBaseFile* parent, const uint8_t dname[11]) {
|
|||
|
||||
// cache block for '.' and '..'
|
||||
block = vol_->clusterStartBlock(firstCluster_);
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_WRITE)) goto fail;
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_WRITE)) goto FAIL;
|
||||
|
||||
// copy '.' to block
|
||||
memcpy(&vol_->cache()->dir[0], &d, sizeof(d));
|
||||
|
|
@ -518,7 +518,7 @@ bool SdBaseFile::mkdir(SdBaseFile* parent, const uint8_t dname[11]) {
|
|||
|
||||
// write first block
|
||||
return vol_->cacheFlush();
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -592,29 +592,29 @@ bool SdBaseFile::open(SdBaseFile* dirFile, const char* path, uint8_t oflag) {
|
|||
SdBaseFile* parent = dirFile;
|
||||
SdBaseFile* sub = &dir1;
|
||||
|
||||
if (!dirFile) goto fail;
|
||||
if (!dirFile) goto FAIL;
|
||||
|
||||
// error if already open
|
||||
if (isOpen()) goto fail;
|
||||
if (isOpen()) goto FAIL;
|
||||
|
||||
if (*path == '/') {
|
||||
while (*path == '/') path++;
|
||||
if (!dirFile->isRoot()) {
|
||||
if (!dir2.openRoot(dirFile->vol_)) goto fail;
|
||||
if (!dir2.openRoot(dirFile->vol_)) goto FAIL;
|
||||
parent = &dir2;
|
||||
}
|
||||
}
|
||||
while (1) {
|
||||
if (!make83Name(path, dname, &path)) goto fail;
|
||||
if (!make83Name(path, dname, &path)) goto FAIL;
|
||||
while (*path == '/') path++;
|
||||
if (!*path) break;
|
||||
if (!sub->open(parent, dname, O_READ)) goto fail;
|
||||
if (!sub->open(parent, dname, O_READ)) goto FAIL;
|
||||
if (parent != dirFile) parent->close();
|
||||
parent = sub;
|
||||
sub = parent != &dir1 ? &dir1 : &dir2;
|
||||
}
|
||||
return open(parent, dname, oflag);
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -634,7 +634,7 @@ bool SdBaseFile::open(SdBaseFile* dirFile,
|
|||
while (dirFile->curPosition_ < dirFile->fileSize_) {
|
||||
index = 0XF & (dirFile->curPosition_ >> 5);
|
||||
p = dirFile->readDirCache();
|
||||
if (!p) goto fail;
|
||||
if (!p) goto FAIL;
|
||||
|
||||
if (p->name[0] == DIR_NAME_FREE || p->name[0] == DIR_NAME_DELETED) {
|
||||
// remember first empty slot
|
||||
|
|
@ -653,21 +653,21 @@ bool SdBaseFile::open(SdBaseFile* dirFile,
|
|||
}
|
||||
if (fileFound) {
|
||||
// don't open existing file if O_EXCL
|
||||
if (oflag & O_EXCL) goto fail;
|
||||
if (oflag & O_EXCL) goto FAIL;
|
||||
}
|
||||
else {
|
||||
// don't create unless O_CREAT and O_WRITE
|
||||
if (!(oflag & O_CREAT) || !(oflag & O_WRITE)) goto fail;
|
||||
if (!(oflag & O_CREAT) || !(oflag & O_WRITE)) goto FAIL;
|
||||
if (emptyFound) {
|
||||
index = dirIndex_;
|
||||
p = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!p) goto fail;
|
||||
if (!p) goto FAIL;
|
||||
}
|
||||
else {
|
||||
if (dirFile->type_ == FAT_FILE_TYPE_ROOT_FIXED) goto fail;
|
||||
if (dirFile->type_ == FAT_FILE_TYPE_ROOT_FIXED) goto FAIL;
|
||||
|
||||
// add and zero cluster for dirFile - first cluster is in cache for write
|
||||
if (!dirFile->addDirCluster()) goto fail;
|
||||
if (!dirFile->addDirCluster()) goto FAIL;
|
||||
|
||||
// use first entry in cluster
|
||||
p = dirFile->vol_->cache()->dir;
|
||||
|
|
@ -692,11 +692,11 @@ bool SdBaseFile::open(SdBaseFile* dirFile,
|
|||
p->lastWriteTime = p->creationTime;
|
||||
|
||||
// write entry to SD
|
||||
if (!dirFile->vol_->cacheFlush()) goto fail;
|
||||
if (!dirFile->vol_->cacheFlush()) goto FAIL;
|
||||
}
|
||||
// open entry in cache
|
||||
return openCachedEntry(index, oflag);
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -719,26 +719,26 @@ bool SdBaseFile::open(SdBaseFile* dirFile, uint16_t index, uint8_t oflag) {
|
|||
vol_ = dirFile->vol_;
|
||||
|
||||
// error if already open
|
||||
if (isOpen() || !dirFile) goto fail;
|
||||
if (isOpen() || !dirFile) goto FAIL;
|
||||
|
||||
// don't open existing file if O_EXCL - user call error
|
||||
if (oflag & O_EXCL) goto fail;
|
||||
if (oflag & O_EXCL) goto FAIL;
|
||||
|
||||
// seek to location of entry
|
||||
if (!dirFile->seekSet(32 * index)) goto fail;
|
||||
if (!dirFile->seekSet(32 * index)) goto FAIL;
|
||||
|
||||
// read entry into cache
|
||||
p = dirFile->readDirCache();
|
||||
if (!p) goto fail;
|
||||
if (!p) goto FAIL;
|
||||
|
||||
// error if empty slot or '.' or '..'
|
||||
if (p->name[0] == DIR_NAME_FREE ||
|
||||
p->name[0] == DIR_NAME_DELETED || p->name[0] == '.') {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
// open cached entry
|
||||
return openCachedEntry(index & 0XF, oflag);
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -749,7 +749,7 @@ bool SdBaseFile::openCachedEntry(uint8_t dirIndex, uint8_t oflag) {
|
|||
|
||||
// write or truncate is an error for a directory or read-only file
|
||||
if (p->attributes & (DIR_ATT_READ_ONLY | DIR_ATT_DIRECTORY)) {
|
||||
if (oflag & (O_WRITE | O_TRUNC)) goto fail;
|
||||
if (oflag & (O_WRITE | O_TRUNC)) goto FAIL;
|
||||
}
|
||||
// remember location of directory entry on SD
|
||||
dirBlock_ = vol_->cacheBlockNumber();
|
||||
|
|
@ -765,11 +765,11 @@ bool SdBaseFile::openCachedEntry(uint8_t dirIndex, uint8_t oflag) {
|
|||
type_ = FAT_FILE_TYPE_NORMAL;
|
||||
}
|
||||
else if (DIR_IS_SUBDIR(p)) {
|
||||
if (!vol_->chainSize(firstCluster_, &fileSize_)) goto fail;
|
||||
if (!vol_->chainSize(firstCluster_, &fileSize_)) goto FAIL;
|
||||
type_ = FAT_FILE_TYPE_SUBDIR;
|
||||
}
|
||||
else {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
// save open flags for read/write
|
||||
flags_ = oflag & F_OFLAG;
|
||||
|
|
@ -779,7 +779,7 @@ bool SdBaseFile::openCachedEntry(uint8_t dirIndex, uint8_t oflag) {
|
|||
curPosition_ = 0;
|
||||
if ((oflag & O_TRUNC) && !truncate(0)) return false;
|
||||
return oflag & O_AT_END ? seekEnd(0) : true;
|
||||
fail:
|
||||
FAIL:
|
||||
type_ = FAT_FILE_TYPE_CLOSED;
|
||||
return false;
|
||||
}
|
||||
|
|
@ -799,10 +799,10 @@ bool SdBaseFile::openNext(SdBaseFile* dirFile, uint8_t oflag) {
|
|||
dir_t* p;
|
||||
uint8_t index;
|
||||
|
||||
if (!dirFile) goto fail;
|
||||
if (!dirFile) goto FAIL;
|
||||
|
||||
// error if already open
|
||||
if (isOpen()) goto fail;
|
||||
if (isOpen()) goto FAIL;
|
||||
|
||||
vol_ = dirFile->vol_;
|
||||
|
||||
|
|
@ -811,10 +811,10 @@ bool SdBaseFile::openNext(SdBaseFile* dirFile, uint8_t oflag) {
|
|||
|
||||
// read entry into cache
|
||||
p = dirFile->readDirCache();
|
||||
if (!p) goto fail;
|
||||
if (!p) goto FAIL;
|
||||
|
||||
// done if last entry
|
||||
if (p->name[0] == DIR_NAME_FREE) goto fail;
|
||||
if (p->name[0] == DIR_NAME_FREE) goto FAIL;
|
||||
|
||||
// skip empty slot or '.' or '..'
|
||||
if (p->name[0] == DIR_NAME_DELETED || p->name[0] == '.') {
|
||||
|
|
@ -825,7 +825,7 @@ bool SdBaseFile::openNext(SdBaseFile* dirFile, uint8_t oflag) {
|
|||
return openCachedEntry(index, oflag);
|
||||
}
|
||||
}
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -844,14 +844,14 @@ bool SdBaseFile::openParent(SdBaseFile* dir) {
|
|||
uint32_t cluster;
|
||||
uint32_t lbn;
|
||||
// error if already open or dir is root or dir is not a directory
|
||||
if (isOpen() || !dir || dir->isRoot() || !dir->isDir()) goto fail;
|
||||
if (isOpen() || !dir || dir->isRoot() || !dir->isDir()) goto FAIL;
|
||||
vol_ = dir->vol_;
|
||||
// position to '..'
|
||||
if (!dir->seekSet(32)) goto fail;
|
||||
if (!dir->seekSet(32)) goto FAIL;
|
||||
// read '..' entry
|
||||
if (dir->read(&entry, sizeof(entry)) != 32) goto fail;
|
||||
if (dir->read(&entry, sizeof(entry)) != 32) goto FAIL;
|
||||
// verify it is '..'
|
||||
if (entry.name[0] != '.' || entry.name[1] != '.') goto fail;
|
||||
if (entry.name[0] != '.' || entry.name[1] != '.') goto FAIL;
|
||||
// start cluster for '..'
|
||||
cluster = entry.firstClusterLow;
|
||||
cluster |= (uint32_t)entry.firstClusterHigh << 16;
|
||||
|
|
@ -860,27 +860,27 @@ bool SdBaseFile::openParent(SdBaseFile* dir) {
|
|||
lbn = vol_->clusterStartBlock(cluster);
|
||||
// first block of parent dir
|
||||
if (!vol_->cacheRawBlock(lbn, SdVolume::CACHE_FOR_READ)) {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
p = &vol_->cacheBuffer_.dir[1];
|
||||
// verify name for '../..'
|
||||
if (p->name[0] != '.' || p->name[1] != '.') goto fail;
|
||||
if (p->name[0] != '.' || p->name[1] != '.') goto FAIL;
|
||||
// '..' is pointer to first cluster of parent. open '../..' to find parent
|
||||
if (p->firstClusterHigh == 0 && p->firstClusterLow == 0) {
|
||||
if (!file.openRoot(dir->volume())) goto fail;
|
||||
if (!file.openRoot(dir->volume())) goto FAIL;
|
||||
}
|
||||
else if (!file.openCachedEntry(1, O_READ)) {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
// search for parent in '../..'
|
||||
do {
|
||||
if (file.readDir(&entry, NULL) != 32) goto fail;
|
||||
if (file.readDir(&entry, NULL) != 32) goto FAIL;
|
||||
c = entry.firstClusterLow;
|
||||
c |= (uint32_t)entry.firstClusterHigh << 16;
|
||||
} while (c != cluster);
|
||||
// open parent
|
||||
return open(&file, file.curPosition() / 32 - 1, O_READ);
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -895,7 +895,7 @@ fail:
|
|||
*/
|
||||
bool SdBaseFile::openRoot(SdVolume* vol) {
|
||||
// error if file is already open
|
||||
if (isOpen()) goto fail;
|
||||
if (isOpen()) goto FAIL;
|
||||
|
||||
if (vol->fatType() == 16 || (FAT12_SUPPORT && vol->fatType() == 12)) {
|
||||
type_ = FAT_FILE_TYPE_ROOT_FIXED;
|
||||
|
|
@ -905,7 +905,7 @@ bool SdBaseFile::openRoot(SdVolume* vol) {
|
|||
else if (vol->fatType() == 32) {
|
||||
type_ = FAT_FILE_TYPE_ROOT32;
|
||||
firstCluster_ = vol->rootDirStart();
|
||||
if (!vol->chainSize(firstCluster_, &fileSize_)) goto fail;
|
||||
if (!vol->chainSize(firstCluster_, &fileSize_)) goto FAIL;
|
||||
}
|
||||
else {
|
||||
// volume is not initialized, invalid, or FAT12 without support
|
||||
|
|
@ -923,7 +923,7 @@ bool SdBaseFile::openRoot(SdVolume* vol) {
|
|||
dirBlock_ = 0;
|
||||
dirIndex_ = 0;
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1055,7 +1055,7 @@ int16_t SdBaseFile::read(void* buf, uint16_t nbyte) {
|
|||
uint32_t block; // raw device block number
|
||||
|
||||
// error if not open or write only
|
||||
if (!isOpen() || !(flags_ & O_READ)) goto fail;
|
||||
if (!isOpen() || !(flags_ & O_READ)) goto FAIL;
|
||||
|
||||
// max bytes left in file
|
||||
NOMORE(nbyte, fileSize_ - curPosition_);
|
||||
|
|
@ -1077,7 +1077,7 @@ int16_t SdBaseFile::read(void* buf, uint16_t nbyte) {
|
|||
}
|
||||
else {
|
||||
// get next cluster from FAT
|
||||
if (!vol_->fatGet(curCluster_, &curCluster_)) goto fail;
|
||||
if (!vol_->fatGet(curCluster_, &curCluster_)) goto FAIL;
|
||||
}
|
||||
}
|
||||
block = vol_->clusterStartBlock(curCluster_) + blockOfCluster;
|
||||
|
|
@ -1089,11 +1089,11 @@ int16_t SdBaseFile::read(void* buf, uint16_t nbyte) {
|
|||
|
||||
// no buffering needed if n == 512
|
||||
if (n == 512 && block != vol_->cacheBlockNumber()) {
|
||||
if (!vol_->readBlock(block, dst)) goto fail;
|
||||
if (!vol_->readBlock(block, dst)) goto FAIL;
|
||||
}
|
||||
else {
|
||||
// read block to cache and copy data to caller
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_READ)) goto fail;
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_READ)) goto FAIL;
|
||||
uint8_t* src = vol_->cache()->data + offset;
|
||||
memcpy(dst, src, n);
|
||||
}
|
||||
|
|
@ -1102,7 +1102,7 @@ int16_t SdBaseFile::read(void* buf, uint16_t nbyte) {
|
|||
toRead -= n;
|
||||
}
|
||||
return nbyte;
|
||||
fail:
|
||||
FAIL:
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
|
@ -1161,20 +1161,20 @@ int8_t SdBaseFile::readDir(dir_t* dir, char* longFilename) {
|
|||
dir_t* SdBaseFile::readDirCache() {
|
||||
uint8_t i;
|
||||
// error if not directory
|
||||
if (!isDir()) goto fail;
|
||||
if (!isDir()) goto FAIL;
|
||||
|
||||
// index of entry in cache
|
||||
i = (curPosition_ >> 5) & 0XF;
|
||||
|
||||
// use read to locate and cache block
|
||||
if (read() < 0) goto fail;
|
||||
if (read() < 0) goto FAIL;
|
||||
|
||||
// advance to next entry
|
||||
curPosition_ += 31;
|
||||
|
||||
// return pointer to entry
|
||||
return vol_->cache()->dir + i;
|
||||
fail:
|
||||
FAIL:
|
||||
return 0;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1194,11 +1194,11 @@ fail:
|
|||
bool SdBaseFile::remove() {
|
||||
dir_t* d;
|
||||
// free any clusters - will fail if read-only or directory
|
||||
if (!truncate(0)) goto fail;
|
||||
if (!truncate(0)) goto FAIL;
|
||||
|
||||
// cache directory entry
|
||||
d = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!d) goto fail;
|
||||
if (!d) goto FAIL;
|
||||
|
||||
// mark entry deleted
|
||||
d->name[0] = DIR_NAME_DELETED;
|
||||
|
|
@ -1209,7 +1209,7 @@ bool SdBaseFile::remove() {
|
|||
// write entry to SD
|
||||
return vol_->cacheFlush();
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1232,9 +1232,9 @@ fail:
|
|||
*/
|
||||
bool SdBaseFile::remove(SdBaseFile* dirFile, const char* path) {
|
||||
SdBaseFile file;
|
||||
if (!file.open(dirFile, path, O_WRITE)) goto fail;
|
||||
if (!file.open(dirFile, path, O_WRITE)) goto FAIL;
|
||||
return file.remove();
|
||||
fail:
|
||||
FAIL:
|
||||
// can't set iostate - static function
|
||||
return false;
|
||||
}
|
||||
|
|
@ -1256,15 +1256,15 @@ bool SdBaseFile::rename(SdBaseFile* dirFile, const char* newPath) {
|
|||
dir_t* d;
|
||||
|
||||
// must be an open file or subdirectory
|
||||
if (!(isFile() || isSubDir())) goto fail;
|
||||
if (!(isFile() || isSubDir())) goto FAIL;
|
||||
|
||||
// can't move file
|
||||
if (vol_ != dirFile->vol_) goto fail;
|
||||
if (vol_ != dirFile->vol_) goto FAIL;
|
||||
|
||||
// sync() and cache directory entry
|
||||
sync();
|
||||
d = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!d) goto fail;
|
||||
if (!d) goto FAIL;
|
||||
|
||||
// save directory entry
|
||||
memcpy(&entry, d, sizeof(entry));
|
||||
|
|
@ -1295,7 +1295,7 @@ bool SdBaseFile::rename(SdBaseFile* dirFile, const char* newPath) {
|
|||
|
||||
// cache new directory entry
|
||||
d = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!d) goto fail;
|
||||
if (!d) goto FAIL;
|
||||
|
||||
// copy all but name field to new directory entry
|
||||
memcpy(&d->attributes, &entry.attributes, sizeof(entry) - sizeof(d->name));
|
||||
|
|
@ -1304,27 +1304,27 @@ bool SdBaseFile::rename(SdBaseFile* dirFile, const char* newPath) {
|
|||
if (dirCluster) {
|
||||
// get new dot dot
|
||||
uint32_t block = vol_->clusterStartBlock(dirCluster);
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_READ)) goto fail;
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_READ)) goto FAIL;
|
||||
memcpy(&entry, &vol_->cache()->dir[1], sizeof(entry));
|
||||
|
||||
// free unused cluster
|
||||
if (!vol_->freeChain(dirCluster)) goto fail;
|
||||
if (!vol_->freeChain(dirCluster)) goto FAIL;
|
||||
|
||||
// store new dot dot
|
||||
block = vol_->clusterStartBlock(firstCluster_);
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_WRITE)) goto fail;
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_WRITE)) goto FAIL;
|
||||
memcpy(&vol_->cache()->dir[1], &entry, sizeof(entry));
|
||||
}
|
||||
return vol_->cacheFlush();
|
||||
|
||||
restore:
|
||||
d = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!d) goto fail;
|
||||
if (!d) goto FAIL;
|
||||
// restore entry
|
||||
d->name[0] = entry.name[0];
|
||||
vol_->cacheFlush();
|
||||
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1345,26 +1345,26 @@ fail:
|
|||
*/
|
||||
bool SdBaseFile::rmdir() {
|
||||
// must be open subdirectory
|
||||
if (!isSubDir()) goto fail;
|
||||
if (!isSubDir()) goto FAIL;
|
||||
|
||||
rewind();
|
||||
|
||||
// make sure directory is empty
|
||||
while (curPosition_ < fileSize_) {
|
||||
dir_t* p = readDirCache();
|
||||
if (!p) goto fail;
|
||||
if (!p) goto FAIL;
|
||||
// done if past last used entry
|
||||
if (p->name[0] == DIR_NAME_FREE) break;
|
||||
// skip empty slot, '.' or '..'
|
||||
if (p->name[0] == DIR_NAME_DELETED || p->name[0] == '.') continue;
|
||||
// error not empty
|
||||
if (DIR_IS_FILE_OR_SUBDIR(p)) goto fail;
|
||||
if (DIR_IS_FILE_OR_SUBDIR(p)) goto FAIL;
|
||||
}
|
||||
// convert empty directory to normal file for remove
|
||||
type_ = FAT_FILE_TYPE_NORMAL;
|
||||
flags_ |= O_WRITE;
|
||||
return remove();
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1392,7 +1392,7 @@ bool SdBaseFile::rmRfStar() {
|
|||
index = curPosition_ / 32;
|
||||
|
||||
dir_t* p = readDirCache();
|
||||
if (!p) goto fail;
|
||||
if (!p) goto FAIL;
|
||||
|
||||
// done if past last entry
|
||||
if (p->name[0] == DIR_NAME_FREE) break;
|
||||
|
|
@ -1403,27 +1403,27 @@ bool SdBaseFile::rmRfStar() {
|
|||
// skip if part of long file name or volume label in root
|
||||
if (!DIR_IS_FILE_OR_SUBDIR(p)) continue;
|
||||
|
||||
if (!f.open(this, index, O_READ)) goto fail;
|
||||
if (!f.open(this, index, O_READ)) goto FAIL;
|
||||
if (f.isSubDir()) {
|
||||
// recursively delete
|
||||
if (!f.rmRfStar()) goto fail;
|
||||
if (!f.rmRfStar()) goto FAIL;
|
||||
}
|
||||
else {
|
||||
// ignore read-only
|
||||
f.flags_ |= O_WRITE;
|
||||
if (!f.remove()) goto fail;
|
||||
if (!f.remove()) goto FAIL;
|
||||
}
|
||||
// position to next entry if required
|
||||
if (curPosition_ != (32 * (index + 1))) {
|
||||
if (!seekSet(32 * (index + 1))) goto fail;
|
||||
if (!seekSet(32 * (index + 1))) goto FAIL;
|
||||
}
|
||||
}
|
||||
// don't try to delete root
|
||||
if (!isRoot()) {
|
||||
if (!rmdir()) goto fail;
|
||||
if (!rmdir()) goto FAIL;
|
||||
}
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1451,7 +1451,7 @@ bool SdBaseFile::seekSet(uint32_t pos) {
|
|||
uint32_t nCur;
|
||||
uint32_t nNew;
|
||||
// error if file not open or seek past end of file
|
||||
if (!isOpen() || pos > fileSize_) goto fail;
|
||||
if (!isOpen() || pos > fileSize_) goto FAIL;
|
||||
|
||||
if (type_ == FAT_FILE_TYPE_ROOT_FIXED) {
|
||||
curPosition_ = pos;
|
||||
|
|
@ -1476,14 +1476,14 @@ bool SdBaseFile::seekSet(uint32_t pos) {
|
|||
nNew -= nCur;
|
||||
}
|
||||
while (nNew--) {
|
||||
if (!vol_->fatGet(curCluster_, &curCluster_)) goto fail;
|
||||
if (!vol_->fatGet(curCluster_, &curCluster_)) goto FAIL;
|
||||
}
|
||||
curPosition_ = pos;
|
||||
|
||||
done:
|
||||
return true;
|
||||
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1502,12 +1502,12 @@ void SdBaseFile::setpos(filepos_t* pos) {
|
|||
*/
|
||||
bool SdBaseFile::sync() {
|
||||
// only allow open files and directories
|
||||
if (!isOpen()) goto fail;
|
||||
if (!isOpen()) goto FAIL;
|
||||
|
||||
if (flags_ & F_FILE_DIR_DIRTY) {
|
||||
dir_t* d = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
// check for deleted by another open file object
|
||||
if (!d || d->name[0] == DIR_NAME_DELETED) goto fail;
|
||||
if (!d || d->name[0] == DIR_NAME_DELETED) goto FAIL;
|
||||
|
||||
// do not set filesize for dir files
|
||||
if (!isDir()) d->fileSize = fileSize_;
|
||||
|
|
@ -1526,7 +1526,7 @@ bool SdBaseFile::sync() {
|
|||
}
|
||||
return vol_->cacheFlush();
|
||||
|
||||
fail:
|
||||
FAIL:
|
||||
writeError = true;
|
||||
return false;
|
||||
}
|
||||
|
|
@ -1547,13 +1547,13 @@ bool SdBaseFile::timestamp(SdBaseFile* file) {
|
|||
dir_t dir;
|
||||
|
||||
// get timestamps
|
||||
if (!file->dirEntry(&dir)) goto fail;
|
||||
if (!file->dirEntry(&dir)) goto FAIL;
|
||||
|
||||
// update directory fields
|
||||
if (!sync()) goto fail;
|
||||
if (!sync()) goto FAIL;
|
||||
|
||||
d = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!d) goto fail;
|
||||
if (!d) goto FAIL;
|
||||
|
||||
// copy timestamps
|
||||
d->lastAccessDate = dir.lastAccessDate;
|
||||
|
|
@ -1566,7 +1566,7 @@ bool SdBaseFile::timestamp(SdBaseFile* file) {
|
|||
// write back entry
|
||||
return vol_->cacheFlush();
|
||||
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1619,13 +1619,13 @@ bool SdBaseFile::timestamp(uint8_t flags, uint16_t year, uint8_t month,
|
|||
|| hour > 23
|
||||
|| minute > 59
|
||||
|| second > 59) {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
// update directory entry
|
||||
if (!sync()) goto fail;
|
||||
if (!sync()) goto FAIL;
|
||||
|
||||
d = cacheDirEntry(SdVolume::CACHE_FOR_WRITE);
|
||||
if (!d) goto fail;
|
||||
if (!d) goto FAIL;
|
||||
|
||||
dirDate = FAT_DATE(year, month, day);
|
||||
dirTime = FAT_TIME(hour, minute, second);
|
||||
|
|
@ -1643,7 +1643,7 @@ bool SdBaseFile::timestamp(uint8_t flags, uint16_t year, uint8_t month,
|
|||
d->lastWriteTime = dirTime;
|
||||
}
|
||||
return vol_->cacheFlush();
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1661,10 +1661,10 @@ fail:
|
|||
bool SdBaseFile::truncate(uint32_t length) {
|
||||
uint32_t newPos;
|
||||
// error if not a normal file or read-only
|
||||
if (!isFile() || !(flags_ & O_WRITE)) goto fail;
|
||||
if (!isFile() || !(flags_ & O_WRITE)) goto FAIL;
|
||||
|
||||
// error if length is greater than current size
|
||||
if (length > fileSize_) goto fail;
|
||||
if (length > fileSize_) goto FAIL;
|
||||
|
||||
// fileSize and length are zero - nothing to do
|
||||
if (fileSize_ == 0) return true;
|
||||
|
|
@ -1673,23 +1673,23 @@ bool SdBaseFile::truncate(uint32_t length) {
|
|||
newPos = curPosition_ > length ? length : curPosition_;
|
||||
|
||||
// position to last cluster in truncated file
|
||||
if (!seekSet(length)) goto fail;
|
||||
if (!seekSet(length)) goto FAIL;
|
||||
|
||||
if (length == 0) {
|
||||
// free all clusters
|
||||
if (!vol_->freeChain(firstCluster_)) goto fail;
|
||||
if (!vol_->freeChain(firstCluster_)) goto FAIL;
|
||||
firstCluster_ = 0;
|
||||
}
|
||||
else {
|
||||
uint32_t toFree;
|
||||
if (!vol_->fatGet(curCluster_, &toFree)) goto fail;
|
||||
if (!vol_->fatGet(curCluster_, &toFree)) goto FAIL;
|
||||
|
||||
if (!vol_->isEOC(toFree)) {
|
||||
// free extra clusters
|
||||
if (!vol_->freeChain(toFree)) goto fail;
|
||||
if (!vol_->freeChain(toFree)) goto FAIL;
|
||||
|
||||
// current cluster is end of chain
|
||||
if (!vol_->fatPutEOC(curCluster_)) goto fail;
|
||||
if (!vol_->fatPutEOC(curCluster_)) goto FAIL;
|
||||
}
|
||||
}
|
||||
fileSize_ = length;
|
||||
|
|
@ -1697,12 +1697,12 @@ bool SdBaseFile::truncate(uint32_t length) {
|
|||
// need to update directory entry
|
||||
flags_ |= F_FILE_DIR_DIRTY;
|
||||
|
||||
if (!sync()) goto fail;
|
||||
if (!sync()) goto FAIL;
|
||||
|
||||
// set file to correct position
|
||||
return seekSet(newPos);
|
||||
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -1729,11 +1729,11 @@ int16_t SdBaseFile::write(const void* buf, uint16_t nbyte) {
|
|||
uint16_t nToWrite = nbyte;
|
||||
|
||||
// error if not a normal file or is read-only
|
||||
if (!isFile() || !(flags_ & O_WRITE)) goto fail;
|
||||
if (!isFile() || !(flags_ & O_WRITE)) goto FAIL;
|
||||
|
||||
// seek to end of file if append flag
|
||||
if ((flags_ & O_APPEND) && curPosition_ != fileSize_) {
|
||||
if (!seekEnd()) goto fail;
|
||||
if (!seekEnd()) goto FAIL;
|
||||
}
|
||||
|
||||
while (nToWrite > 0) {
|
||||
|
|
@ -1744,7 +1744,7 @@ int16_t SdBaseFile::write(const void* buf, uint16_t nbyte) {
|
|||
if (curCluster_ == 0) {
|
||||
if (firstCluster_ == 0) {
|
||||
// allocate first cluster of file
|
||||
if (!addCluster()) goto fail;
|
||||
if (!addCluster()) goto FAIL;
|
||||
}
|
||||
else {
|
||||
curCluster_ = firstCluster_;
|
||||
|
|
@ -1752,10 +1752,10 @@ int16_t SdBaseFile::write(const void* buf, uint16_t nbyte) {
|
|||
}
|
||||
else {
|
||||
uint32_t next;
|
||||
if (!vol_->fatGet(curCluster_, &next)) goto fail;
|
||||
if (!vol_->fatGet(curCluster_, &next)) goto FAIL;
|
||||
if (vol_->isEOC(next)) {
|
||||
// add cluster if at end of chain
|
||||
if (!addCluster()) goto fail;
|
||||
if (!addCluster()) goto FAIL;
|
||||
}
|
||||
else {
|
||||
curCluster_ = next;
|
||||
|
|
@ -1776,18 +1776,18 @@ int16_t SdBaseFile::write(const void* buf, uint16_t nbyte) {
|
|||
// invalidate cache if block is in cache
|
||||
vol_->cacheSetBlockNumber(0xFFFFFFFF, false);
|
||||
}
|
||||
if (!vol_->writeBlock(block, src)) goto fail;
|
||||
if (!vol_->writeBlock(block, src)) goto FAIL;
|
||||
}
|
||||
else {
|
||||
if (blockOffset == 0 && curPosition_ >= fileSize_) {
|
||||
// start of new block don't need to read into cache
|
||||
if (!vol_->cacheFlush()) goto fail;
|
||||
if (!vol_->cacheFlush()) goto FAIL;
|
||||
// set cache dirty and SD address of block
|
||||
vol_->cacheSetBlockNumber(block, true);
|
||||
}
|
||||
else {
|
||||
// rewrite part of block
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_WRITE)) goto fail;
|
||||
if (!vol_->cacheRawBlock(block, SdVolume::CACHE_FOR_WRITE)) goto FAIL;
|
||||
}
|
||||
uint8_t* dst = vol_->cache()->data + blockOffset;
|
||||
memcpy(dst, src, n);
|
||||
|
|
@ -1807,11 +1807,11 @@ int16_t SdBaseFile::write(const void* buf, uint16_t nbyte) {
|
|||
}
|
||||
|
||||
if (flags_ & O_SYNC) {
|
||||
if (!sync()) goto fail;
|
||||
if (!sync()) goto FAIL;
|
||||
}
|
||||
return nbyte;
|
||||
|
||||
fail:
|
||||
FAIL:
|
||||
// return for write error
|
||||
writeError = true;
|
||||
return -1;
|
||||
|
|
|
|||
|
|
@ -73,14 +73,14 @@ bool SdVolume::allocContiguous(uint32_t count, uint32_t* curCluster) {
|
|||
// search the FAT for free clusters
|
||||
for (uint32_t n = 0;; n++, endCluster++) {
|
||||
// can't find space checked all clusters
|
||||
if (n >= clusterCount_) goto fail;
|
||||
if (n >= clusterCount_) goto FAIL;
|
||||
|
||||
// past end - start from beginning of FAT
|
||||
if (endCluster > fatEnd) {
|
||||
bgnCluster = endCluster = 2;
|
||||
}
|
||||
uint32_t f;
|
||||
if (!fatGet(endCluster, &f)) goto fail;
|
||||
if (!fatGet(endCluster, &f)) goto FAIL;
|
||||
|
||||
if (f != 0) {
|
||||
// cluster in use try next cluster as bgnCluster
|
||||
|
|
@ -92,16 +92,16 @@ bool SdVolume::allocContiguous(uint32_t count, uint32_t* curCluster) {
|
|||
}
|
||||
}
|
||||
// mark end of chain
|
||||
if (!fatPutEOC(endCluster)) goto fail;
|
||||
if (!fatPutEOC(endCluster)) goto FAIL;
|
||||
|
||||
// link clusters
|
||||
while (endCluster > bgnCluster) {
|
||||
if (!fatPut(endCluster - 1, endCluster)) goto fail;
|
||||
if (!fatPut(endCluster - 1, endCluster)) goto FAIL;
|
||||
endCluster--;
|
||||
}
|
||||
if (*curCluster != 0) {
|
||||
// connect chains
|
||||
if (!fatPut(*curCluster, bgnCluster)) goto fail;
|
||||
if (!fatPut(*curCluster, bgnCluster)) goto FAIL;
|
||||
}
|
||||
// return first cluster number to caller
|
||||
*curCluster = bgnCluster;
|
||||
|
|
@ -110,38 +110,38 @@ bool SdVolume::allocContiguous(uint32_t count, uint32_t* curCluster) {
|
|||
if (setStart) allocSearchStart_ = bgnCluster + 1;
|
||||
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
bool SdVolume::cacheFlush() {
|
||||
if (cacheDirty_) {
|
||||
if (!sdCard_->writeBlock(cacheBlockNumber_, cacheBuffer_.data)) {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
// mirror FAT tables
|
||||
if (cacheMirrorBlock_) {
|
||||
if (!sdCard_->writeBlock(cacheMirrorBlock_, cacheBuffer_.data)) {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
cacheMirrorBlock_ = 0;
|
||||
}
|
||||
cacheDirty_ = 0;
|
||||
}
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
bool SdVolume::cacheRawBlock(uint32_t blockNumber, bool dirty) {
|
||||
if (cacheBlockNumber_ != blockNumber) {
|
||||
if (!cacheFlush()) goto fail;
|
||||
if (!sdCard_->readBlock(blockNumber, cacheBuffer_.data)) goto fail;
|
||||
if (!cacheFlush()) goto FAIL;
|
||||
if (!sdCard_->readBlock(blockNumber, cacheBuffer_.data)) goto FAIL;
|
||||
cacheBlockNumber_ = blockNumber;
|
||||
}
|
||||
if (dirty) cacheDirty_ = true;
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -149,29 +149,29 @@ fail:
|
|||
bool SdVolume::chainSize(uint32_t cluster, uint32_t* size) {
|
||||
uint32_t s = 0;
|
||||
do {
|
||||
if (!fatGet(cluster, &cluster)) goto fail;
|
||||
if (!fatGet(cluster, &cluster)) goto FAIL;
|
||||
s += 512UL << clusterSizeShift_;
|
||||
} while (!isEOC(cluster));
|
||||
*size = s;
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
// Fetch a FAT entry
|
||||
bool SdVolume::fatGet(uint32_t cluster, uint32_t* value) {
|
||||
uint32_t lba;
|
||||
if (cluster > (clusterCount_ + 1)) goto fail;
|
||||
if (cluster > (clusterCount_ + 1)) goto FAIL;
|
||||
if (FAT12_SUPPORT && fatType_ == 12) {
|
||||
uint16_t index = cluster;
|
||||
index += index >> 1;
|
||||
lba = fatStartBlock_ + (index >> 9);
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_READ)) goto fail;
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_READ)) goto FAIL;
|
||||
index &= 0x1FF;
|
||||
uint16_t tmp = cacheBuffer_.data[index];
|
||||
index++;
|
||||
if (index == 512) {
|
||||
if (!cacheRawBlock(lba + 1, CACHE_FOR_READ)) goto fail;
|
||||
if (!cacheRawBlock(lba + 1, CACHE_FOR_READ)) goto FAIL;
|
||||
index = 0;
|
||||
}
|
||||
tmp |= cacheBuffer_.data[index] << 8;
|
||||
|
|
@ -185,10 +185,10 @@ bool SdVolume::fatGet(uint32_t cluster, uint32_t* value) {
|
|||
lba = fatStartBlock_ + (cluster >> 7);
|
||||
}
|
||||
else {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
if (lba != cacheBlockNumber_) {
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_READ)) goto fail;
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_READ)) goto FAIL;
|
||||
}
|
||||
if (fatType_ == 16) {
|
||||
*value = cacheBuffer_.fat16[cluster & 0xFF];
|
||||
|
|
@ -197,7 +197,7 @@ bool SdVolume::fatGet(uint32_t cluster, uint32_t* value) {
|
|||
*value = cacheBuffer_.fat32[cluster & 0x7F] & FAT32MASK;
|
||||
}
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -205,16 +205,16 @@ fail:
|
|||
bool SdVolume::fatPut(uint32_t cluster, uint32_t value) {
|
||||
uint32_t lba;
|
||||
// error if reserved cluster
|
||||
if (cluster < 2) goto fail;
|
||||
if (cluster < 2) goto FAIL;
|
||||
|
||||
// error if not in FAT
|
||||
if (cluster > (clusterCount_ + 1)) goto fail;
|
||||
if (cluster > (clusterCount_ + 1)) goto FAIL;
|
||||
|
||||
if (FAT12_SUPPORT && fatType_ == 12) {
|
||||
uint16_t index = cluster;
|
||||
index += index >> 1;
|
||||
lba = fatStartBlock_ + (index >> 9);
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_WRITE)) goto fail;
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_WRITE)) goto FAIL;
|
||||
// mirror second FAT
|
||||
if (fatCount_ > 1) cacheMirrorBlock_ = lba + blocksPerFat_;
|
||||
index &= 0x1FF;
|
||||
|
|
@ -227,7 +227,7 @@ bool SdVolume::fatPut(uint32_t cluster, uint32_t value) {
|
|||
if (index == 512) {
|
||||
lba++;
|
||||
index = 0;
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_WRITE)) goto fail;
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_WRITE)) goto FAIL;
|
||||
// mirror second FAT
|
||||
if (fatCount_ > 1) cacheMirrorBlock_ = lba + blocksPerFat_;
|
||||
}
|
||||
|
|
@ -245,9 +245,9 @@ bool SdVolume::fatPut(uint32_t cluster, uint32_t value) {
|
|||
lba = fatStartBlock_ + (cluster >> 7);
|
||||
}
|
||||
else {
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_WRITE)) goto fail;
|
||||
if (!cacheRawBlock(lba, CACHE_FOR_WRITE)) goto FAIL;
|
||||
// store entry
|
||||
if (fatType_ == 16) {
|
||||
cacheBuffer_.fat16[cluster & 0xFF] = value;
|
||||
|
|
@ -258,7 +258,7 @@ bool SdVolume::fatPut(uint32_t cluster, uint32_t value) {
|
|||
// mirror second FAT
|
||||
if (fatCount_ > 1) cacheMirrorBlock_ = lba + blocksPerFat_;
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -270,16 +270,16 @@ bool SdVolume::freeChain(uint32_t cluster) {
|
|||
allocSearchStart_ = 2;
|
||||
|
||||
do {
|
||||
if (!fatGet(cluster, &next)) goto fail;
|
||||
if (!fatGet(cluster, &next)) goto FAIL;
|
||||
|
||||
// free cluster
|
||||
if (!fatPut(cluster, 0)) goto fail;
|
||||
if (!fatPut(cluster, 0)) goto FAIL;
|
||||
|
||||
cluster = next;
|
||||
} while (!isEOC(cluster));
|
||||
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -349,25 +349,25 @@ bool SdVolume::init(Sd2Card* dev, uint8_t part) {
|
|||
// if part == 0 assume super floppy with FAT boot sector in block zero
|
||||
// if part > 0 assume mbr volume with partition table
|
||||
if (part) {
|
||||
if (part > 4)goto fail;
|
||||
if (!cacheRawBlock(volumeStartBlock, CACHE_FOR_READ)) goto fail;
|
||||
if (part > 4)goto FAIL;
|
||||
if (!cacheRawBlock(volumeStartBlock, CACHE_FOR_READ)) goto FAIL;
|
||||
part_t* p = &cacheBuffer_.mbr.part[part - 1];
|
||||
if ((p->boot & 0x7F) != 0 ||
|
||||
p->totalSectors < 100 ||
|
||||
p->firstSector == 0) {
|
||||
// not a valid partition
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
volumeStartBlock = p->firstSector;
|
||||
}
|
||||
if (!cacheRawBlock(volumeStartBlock, CACHE_FOR_READ)) goto fail;
|
||||
if (!cacheRawBlock(volumeStartBlock, CACHE_FOR_READ)) goto FAIL;
|
||||
fbs = &cacheBuffer_.fbs32;
|
||||
if (fbs->bytesPerSector != 512 ||
|
||||
fbs->fatCount == 0 ||
|
||||
fbs->reservedSectorCount == 0 ||
|
||||
fbs->sectorsPerCluster == 0) {
|
||||
// not valid FAT volume
|
||||
goto fail;
|
||||
goto FAIL;
|
||||
}
|
||||
fatCount_ = fbs->fatCount;
|
||||
blocksPerCluster_ = fbs->sectorsPerCluster;
|
||||
|
|
@ -375,7 +375,7 @@ bool SdVolume::init(Sd2Card* dev, uint8_t part) {
|
|||
clusterSizeShift_ = 0;
|
||||
while (blocksPerCluster_ != _BV(clusterSizeShift_)) {
|
||||
// error if not power of 2
|
||||
if (clusterSizeShift_++ > 7) goto fail;
|
||||
if (clusterSizeShift_++ > 7) goto FAIL;
|
||||
}
|
||||
blocksPerFat_ = fbs->sectorsPerFat16 ?
|
||||
fbs->sectorsPerFat16 : fbs->sectorsPerFat32;
|
||||
|
|
@ -404,7 +404,7 @@ bool SdVolume::init(Sd2Card* dev, uint8_t part) {
|
|||
// FAT type is determined by cluster count
|
||||
if (clusterCount_ < 4085) {
|
||||
fatType_ = 12;
|
||||
if (!FAT12_SUPPORT) goto fail;
|
||||
if (!FAT12_SUPPORT) goto FAIL;
|
||||
}
|
||||
else if (clusterCount_ < 65525) {
|
||||
fatType_ = 16;
|
||||
|
|
@ -414,7 +414,7 @@ bool SdVolume::init(Sd2Card* dev, uint8_t part) {
|
|||
fatType_ = 32;
|
||||
}
|
||||
return true;
|
||||
fail:
|
||||
FAIL:
|
||||
return false;
|
||||
}
|
||||
#endif
|
||||
|
|
|
|||
Reference in a new issue