From 1d647d2580b5efd39c8c429ce849cc13e8a2a556 Mon Sep 17 00:00:00 2001 From: Fredrik Tolf Date: Sun, 2 Mar 2008 01:52:20 +0100 Subject: [PATCH] Added filename filter to forkfilter. The filter makes sure that no filename passed to the filter contains slashes or initial dots. --- daemon/transfer.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/daemon/transfer.c b/daemon/transfer.c index 328fb33..d5b03e1 100644 --- a/daemon/transfer.c +++ b/daemon/transfer.c @@ -605,7 +605,7 @@ static void filterexit(pid_t pid, int status, void *data) int forkfilter(struct transfer *transfer) { - char *filtername, *filename, *peerid, *buf; + char *filtername, *filename, *peerid, *buf, *p; wchar_t *wfilename; struct passwd *pwent; pid_t pid; @@ -659,6 +659,12 @@ int forkfilter(struct transfer *transfer) peerid = sprintf2("utf8-%s", buf); free(buf); } + for(p = filename; *p; p++) { + if(*p == '/') + *p = '_'; + else if((p == filename) && (*p == '.')) + *p = '_'; + } if((pid = forksess(transfer->owner, transfer->auth, filterexit, NULL, FD_PIPE, 0, O_WRONLY, &inpipe, FD_PIPE, 1, O_RDONLY, &outpipe, FD_FILE, 2, O_RDWR, "/dev/null", FD_END)) < 0) { flog(LOG_WARNING, "could not fork session for filter for transfer %i: %s", transfer->id, strerror(errno)); -- 2.11.0