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tcp_create_segment: rename arg 'flags' to 'hdrflags'

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The argument name 'flags' is too unspecific because there is another
argument named 'optflags'.
This commit is contained in:
goldsimon 2018-01-30 12:25:31 +01:00
parent 40997c4a08
commit c597cfd6ca
1 changed files with 3 additions and 3 deletions
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6
src/core/tcp_out.c
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@ -177,7 +177,7 @@ tcp_send_fin(struct tcp_pcb *pcb)
*
* @param pcb Protocol control block for the TCP connection.
* @param p pbuf that is used to hold the TCP header.
* @param flags TCP flags for header.
* @param hdrflags TCP flags for header.
* @param seqno TCP sequence number of this packet
* @param optflags options to include in TCP header
* @return a new tcp_seg pointing to p, or NULL.
@ -185,7 +185,7 @@ tcp_send_fin(struct tcp_pcb *pcb)
* p is freed on failure.
*/
static struct tcp_seg *
tcp_create_segment(struct tcp_pcb *pcb, struct pbuf *p, u8_t flags, u32_t seqno, u8_t optflags)
tcp_create_segment(struct tcp_pcb *pcb, struct pbuf *p, u8_t hdrflags, u32_t seqno, u8_t optflags)
{
struct tcp_seg *seg;
u8_t optlen = LWIP_TCP_OPT_LENGTH(optflags);
@ -223,7 +223,7 @@ tcp_create_segment(struct tcp_pcb *pcb, struct pbuf *p, u8_t flags, u32_t seqno,
seg->tcphdr->dest = lwip_htons(pcb->remote_port);
seg->tcphdr->seqno = lwip_htonl(seqno);
/* ackno is set in tcp_output */
TCPH_HDRLEN_FLAGS_SET(seg->tcphdr, (5 + optlen / 4), flags);
TCPH_HDRLEN_FLAGS_SET(seg->tcphdr, (5 + optlen / 4), hdrflags);
/* wnd and chksum are set in tcp_output */
seg->tcphdr->urgp = 0;
return seg;