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http: proxy server: move C99 VLA to heap

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This commit is contained in:
Andy Green 2022-02-07 13:35:23 +00:00
parent 8111d47f40
commit ab7ce50174
1 changed files with 13 additions and 6 deletions
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19
lib/roles/http/server/server.c
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@ -1252,8 +1252,9 @@ lws_http_proxy_start(struct lws *wsi, const struct lws_http_mount *hit,
struct lws_client_connect_info i;
struct lws *cwsi;
int n, na;
unsigned int max_http_header_data = wsi->a.context->max_http_header_data > 256 ? wsi->a.context->max_http_header_data : 256;
char rpath[max_http_header_data];
unsigned int max_http_header_data = wsi->a.context->max_http_header_data > 256 ?
wsi->a.context->max_http_header_data : 256;
char *rpath = NULL;
#if defined(LWS_ROLE_WS)
if (ws)
@ -1320,6 +1321,12 @@ lws_http_proxy_start(struct lws *wsi, const struct lws_http_mount *hit,
if (pcolon)
i.port = atoi(pcolon + 1);
rpath = lws_malloc(max_http_header_data, __func__);
if (!rpath)
return -1;
/* rpath needs cleaning after this... ---> */
n = lws_snprintf(rpath, max_http_header_data - 1, "/%s/%s",
pslash + 1, uri_ptr + hit->mountpoint_len) - 1;
lws_clean_url(rpath);
@ -1341,7 +1348,7 @@ lws_http_proxy_start(struct lws *wsi, const struct lws_http_mount *hit,
lwsl_info("%s: query string %d longer "
"than we can handle\n", __func__,
na);
lws_free(rpath);
return -1;
}
@ -1371,9 +1378,8 @@ lws_http_proxy_start(struct lws *wsi, const struct lws_http_mount *hit,
#endif
{
n = lws_hdr_total_length(wsi, WSI_TOKEN_HOST);
if (n > 0) {
if (n > 0)
i.host = lws_hdr_simple_ptr(wsi, WSI_TOKEN_HOST);
}
}
#if 0
@ -1467,9 +1473,10 @@ lws_http_proxy_start(struct lws *wsi, const struct lws_http_mount *hit,
"The server is temporarily unable to service "
"your request due to maintenance downtime or "
"capacity problems. Please try again later.");
lws_free(rpath);
return 1;
}
lws_free(rpath);
lwsl_info("%s: setting proxy clientside on %s (parent %s)\n",
__func__, lws_wsi_tag(cwsi), lws_wsi_tag(lws_get_parent(cwsi)));