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MINOR: http: remove useless wrapping checks in http_msg_analyzer

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The message cannot wrap here.
This commit is contained in:
Willy Tarreau 2012-03-09 14:46:19 +01:00
parent 4baf44ba67
commit 8b1323e4cb
1 changed files with 7 additions and 5 deletions
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12
src/proto_http.c
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@ -1266,9 +1266,11 @@ get_http_auth(struct session *s)
/* /*
* This function parses an HTTP message, either a request or a response, * This function parses an HTTP message, either a request or a response,
* depending on the initial msg->msg_state. It can be preempted everywhere * depending on the initial msg->msg_state. The caller is responsible for
* when data are missing and recalled at the exact same location with no * ensuring that the message does not wrap. The function can be preempted
* information loss. The header index is re-initialized when switching from * everywhere when data are missing and recalled at the exact same location
* with no information loss. The message may even be realigned between two
* calls. The header index is re-initialized when switching from
* MSG_R[PQ]BEFORE to MSG_RPVER|MSG_RQMETH. It modifies msg->sol among other * MSG_R[PQ]BEFORE to MSG_RPVER|MSG_RQMETH. It modifies msg->sol among other
* fields. Note that msg->som and msg->sol will be initialized after completing * fields. Note that msg->som and msg->sol will be initialized after completing
* the first state, so that none of the msg pointers has to be initialized * the first state, so that none of the msg pointers has to be initialized
@ -1281,8 +1283,8 @@ void http_msg_analyzer(struct http_msg *msg, struct hdr_idx *idx)
struct buffer *buf = msg->buf; struct buffer *buf = msg->buf;
state = msg->msg_state; state = msg->msg_state;
ptr = buffer_wrap_add(buf, buf->p + msg->next); ptr = buf->p + msg->next;
end = buffer_wrap_add(buf, buf->p + buf->i); end = buf->p + buf->i;
if (unlikely(ptr >= end)) if (unlikely(ptr >= end))
goto http_msg_ood; goto http_msg_ood;