From: Antonio Ospite Date: Wed, 14 Sep 2016 11:32:02 +0000 (+0200) Subject: visomat-data-downloader: document why code is 4 bytes in decode_datetime() X-Git-Url: https://git.ao2.it/visomat-utils.git/commitdiff_plain/97621eb0841882c78fd400f3c6ee3600fc56613e?ds=sidebyside visomat-data-downloader: document why code is 4 bytes in decode_datetime() --- diff --git a/src/visomat-data-downloader.c b/src/visomat-data-downloader.c index a3282ba..1cbe6f5 100644 --- a/src/visomat-data-downloader.c +++ b/src/visomat-data-downloader.c @@ -234,7 +234,7 @@ static int decode_eeprom(uint8_t *buffer, static int decode_datetime(uint8_t *buffer, unsigned int len) { int ret; - uint8_t code[4] = { 0 }; + uint8_t code[4] = { 0 }; /* the initial STX + 3 bytes command code */ struct datetime d; uint8_t *pbuffer = buffer; @@ -245,7 +245,7 @@ static int decode_datetime(uint8_t *buffer, unsigned int len) code[1] = buffer[2]; code[2] = buffer[3]; - ret = extract_datetime(pbuffer + 4, &d); + ret = extract_datetime(pbuffer + sizeof(code), &d); if (ret < 0) return ret;