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[Bug] [ymodem] last frame's data_sz issue, fixed.

This commit is contained in:
sulfurandcu 2024-10-08 08:32:49 +08:00 committed by Meco Man
parent 43a727691d
commit 85bd74640e
1 changed files with 4 additions and 4 deletions
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8
components/utilities/ymodem/ymodem.c
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@ -500,8 +500,8 @@ static rt_err_t _rym_do_fin(struct rym_ctx *ctx)
else
return -RYM_ERR_CODE;
i = _rym_read_data(ctx, _RYM_SOH_PKG_SZ - 1);
if (i != (_RYM_SOH_PKG_SZ - 1))
i = _rym_read_data(ctx, data_sz - 1);
if (i != (data_sz - 1))
return -RYM_ERR_DSZ;
/* sanity check
@ -509,8 +509,8 @@ static rt_err_t _rym_do_fin(struct rym_ctx *ctx)
if (ctx->buf[1] != 0 || ctx->buf[2] != 0xFF)
return -RYM_ERR_SEQ;
recv_crc = (rt_uint16_t)(*(ctx->buf + _RYM_SOH_PKG_SZ - 2) << 8) | *(ctx->buf + _RYM_SOH_PKG_SZ - 1);
if (recv_crc != CRC16(ctx->buf + 3, _RYM_SOH_PKG_SZ - 5))
recv_crc = (rt_uint16_t)(*(ctx->buf + data_sz - 2) << 8) | *(ctx->buf + data_sz - 1);
if (recv_crc != CRC16(ctx->buf + 3, data_sz - 5))
return -RYM_ERR_CRC;
/*next file transmission*/