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updated EV_S(s)IZE definitions

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Mark Ellzey 2011-05-25 18:52:07 -04:00 committed by Nick Mathewson
parent 84560fc4dc
commit 1814ae9677
1 changed files with 7 additions and 7 deletions
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14
http.c
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@ -855,7 +855,7 @@ evhttp_handle_chunked_read(struct evhttp_request *req, struct evbuffer *buf)
/* evbuffer_get_length returns size_t, but len variable is ssize_t,
* check for overflow conditions */
if (buflen > SSIZE_MAX) {
if (buflen > EV_SSIZE_MAX) {
return DATA_CORRUPTED;
}
@ -883,8 +883,8 @@ evhttp_handle_chunked_read(struct evhttp_request *req, struct evbuffer *buf)
}
/* ntoread is signed int64, body_size is unsigned size_t, check for under/overflow conditions */
if ((ntoread + req->body_size) < ntoread) {
return DATA_CORRUPTED;
if (ntoread > EV_SIZE_MAX - req->body_size) {
return DATA_CORRUPTED;
}
if (req->body_size + (size_t)ntoread > req->evcon->max_body_size) {
@ -892,6 +892,7 @@ evhttp_handle_chunked_read(struct evhttp_request *req, struct evbuffer *buf)
event_debug(("Request body is too long"));
return (DATA_TOO_LONG);
}
req->body_size += (size_t)ntoread;
req->ntoread = ntoread;
if (req->ntoread == 0) {
@ -903,7 +904,7 @@ evhttp_handle_chunked_read(struct evhttp_request *req, struct evbuffer *buf)
/* req->ntoread is signed int64, len is ssize_t, based on arch,
* ssize_t could only be 32b, check for these conditions */
if (req->ntoread > SSIZE_MAX) {
if (req->ntoread > EV_SSIZE_MAX) {
return DATA_CORRUPTED;
}
@ -979,8 +980,7 @@ evhttp_read_body(struct evhttp_connection *evcon, struct evhttp_request *req)
}
} else if (req->ntoread < 0) {
/* Read until connection close. */
/* check for overflow condition */
if ((req->body_size + evbuffer_get_length(buf)) < req->body_size) {
if ((size_t)(req->body_size + evbuffer_get_length(buf)) < req->body_size) {
evhttp_connection_fail(evcon, EVCON_HTTP_INVALID_HEADER);
return;
}
@ -1946,7 +1946,7 @@ evhttp_get_body(struct evhttp_connection *evcon, struct evhttp_request *req)
send their message body. */
if (req->ntoread > 0) {
/* ntoread is ev_int64_t, max_body_size is ev_uint64_t */
if ((req->evcon->max_body_size <= INT64_MAX) && (ev_uint64_t)req->ntoread > req->evcon->max_body_size) {
if ((req->evcon->max_body_size <= EV_INT64_MAX) && (ev_uint64_t)req->ntoread > req->evcon->max_body_size) {
evhttp_send_error(req, HTTP_ENTITYTOOLARGE, NULL);
return;
}