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| author | Denys Vlasenko | 2021-05-05 09:40:59 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2021-05-05 09:40:59 +0200 |
| commit | 91a58b207ea04e6078f44cecae6c3356e059da8a (patch) | |
| tree | 944331d1caf83f624ba73ab36b873533dabbc02b /networking | |
| parent | 5b34a5594c6fc40b6183c50a42e3f86e4b441688 (diff) | |
| download | busybox-91a58b207ea04e6078f44cecae6c3356e059da8a.zip busybox-91a58b207ea04e6078f44cecae6c3356e059da8a.tar.gz | |
httpd: no need to strcpy() when we only need to copy one byte
function old new delta
handle_incoming_and_exit 2161 2172 +11
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/httpd.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/networking/httpd.c b/networking/httpd.c index e48574e..6bc5899 100644 --- a/networking/httpd.c +++ b/networking/httpd.c @@ -2416,14 +2416,18 @@ static void handle_incoming_and_exit(const len_and_sockaddr *fromAddr) } #if ENABLE_FEATURE_HTTPD_CGI else if (urlp[-1] == '/') { - /* It's a dir URL and there is no index.html - * Try cgi-bin/index.cgi */ + /* It's a dir URL and there is no index.html */ + /* Is there cgi-bin/index.cgi? */ if (access("/cgi-bin/index.cgi"+1, X_OK) != 0) - send_headers_and_exit(HTTP_NOT_FOUND); + send_headers_and_exit(HTTP_NOT_FOUND); /* no */ cgi_type = CGI_INDEX; } #endif + +#if ENABLE_FEATURE_HTTPD_BASIC_AUTH || ENABLE_FEATURE_HTTPD_CGI + /* check_user_passwd() would be confused by added .../index.html, truncate it */ urlp[0] = '\0'; +#endif #if ENABLE_FEATURE_HTTPD_CGI total_headers_len = 0; @@ -2566,8 +2570,6 @@ static void handle_incoming_and_exit(const len_and_sockaddr *fromAddr) if (found_moved_temporarily) send_headers_and_exit(HTTP_MOVED_TEMPORARILY); - tptr = urlcopy + 1; /* skip first '/' */ - #if ENABLE_FEATURE_HTTPD_CGI if (cgi_type != CGI_NONE) { send_cgi_and_exit( @@ -2578,9 +2580,6 @@ static void handle_incoming_and_exit(const len_and_sockaddr *fromAddr) } #endif - if (urlp[-1] == '/') - strcpy(urlp, index_page); - #if ENABLE_FEATURE_HTTPD_CGI if (prequest != request_GET && prequest != request_HEAD) { /* POST / DELETE / PUT / OPTIONS for files do not make sense */ @@ -2589,7 +2588,13 @@ static void handle_incoming_and_exit(const len_and_sockaddr *fromAddr) #else /* !CGI: it can be only GET or HEAD */ #endif - send_file_and_exit(tptr, + +#if ENABLE_FEATURE_HTTPD_BASIC_AUTH + /* Restore truncated .../index.html */ + if (urlp[-1] == '/') + urlp[0] = index_page[0]; +#endif + send_file_and_exit(urlcopy + 1, (prequest != request_HEAD ? (SEND_HEADERS + SEND_BODY) : SEND_HEADERS) ); } |