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SPIFFS HAL: fix unaligned 1-byte writes and reads (#738)

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This commit is contained in:
Ivan Grokhotkov 2015-09-09 01:11:01 +03:00
parent e0b7e0443c
commit a9d4e6c3e6
1 changed files with 6 additions and 0 deletions
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6
cores/esp8266/spiffs_hal.cpp
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@ -48,6 +48,9 @@ int32_t spiffs_hal_read(uint32_t addr, uint32_t size, uint8_t *dst) {
uint32_t result = SPIFFS_OK;
uint32_t alignedBegin = (addr + 3) & (~3);
uint32_t alignedEnd = (addr + size) & (~3);
if (alignedEnd < alignedBegin) {
alignedEnd = alignedBegin;
}
if (addr < alignedBegin) {
uint32_t nb = alignedBegin - addr;
@ -101,6 +104,9 @@ int32_t spiffs_hal_write(uint32_t addr, uint32_t size, uint8_t *src) {
uint32_t alignedBegin = (addr + 3) & (~3);
uint32_t alignedEnd = (addr + size) & (~3);
if (alignedEnd < alignedBegin) {
alignedEnd = alignedBegin;
}
if (addr < alignedBegin) {
uint32_t nb = alignedBegin - addr;