From a62c653906870422edef5f6388dac9f76c953e35 Mon Sep 17 00:00:00 2001 From: Sean Hefty Date: Tue, 7 Aug 2012 09:37:24 -0700 Subject: [PATCH] rspreload: Add fstat support vsftpd calls fstat on a socket. Fake it out. Signed-off-by: Sean Hefty --- src/preload.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/src/preload.c b/src/preload.c index b18d3100..53f85432 100644 --- a/src/preload.c +++ b/src/preload.c @@ -84,6 +84,7 @@ struct socket_calls { void *optval, socklen_t *optlen); int (*fcntl)(int socket, int cmd, ... /* arg */); int (*dup2)(int oldfd, int newfd); + int (*fxstat64)(int ver, int fd, struct stat64 *buf); }; static struct socket_calls real; @@ -259,6 +260,7 @@ static void init_preload(void) real.getsockopt = dlsym(RTLD_NEXT, "getsockopt"); real.fcntl = dlsym(RTLD_NEXT, "fcntl"); real.dup2 = dlsym(RTLD_NEXT, "dup2"); + real.fxstat64 = dlsym(RTLD_NEXT, "__fxstat64"); rs.socket = dlsym(RTLD_DEFAULT, "rsocket"); rs.bind = dlsym(RTLD_DEFAULT, "rbind"); @@ -961,3 +963,17 @@ int dup2(int oldfd, int newfd) atomic_inc(&oldfdi->refcnt); return newfd; } + +int __fxstat64(int ver, int socket, struct stat64 *buf) +{ + int fd, ret; + + if (fd_get(socket, &fd) == fd_rsocket) { + ret = real.fxstat64(ver, socket, buf); + if (!ret) + buf->st_mode = (buf->st_mode & ~S_IFMT) | __S_IFSOCK; + } else { + ret = real.fxstat64(ver, fd, buf); + } + return ret; +} -- 2.45.2