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diff -up vsftpd-2.2.0/sysdeputil.c.pam_hostname vsftpd-2.2.0/sysdeputil.c
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--- vsftpd-2.2.0/sysdeputil.c.pam_hostname 2009-08-08 03:51:10.000000000 +0200
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+++ vsftpd-2.2.0/sysdeputil.c 2009-08-24 12:24:07.220623773 +0200
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@@ -16,6 +16,10 @@
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#include "tunables.h"
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#include "builddefs.h"
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+/* For gethostbyaddr, inet_addr */
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+#include <netdb.h>
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+#include <arpa/inet.h>
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+
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/* For Linux, this adds nothing :-) */
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#include "port/porting_junk.h"
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@@ -325,6 +329,10 @@ vsf_sysdep_check_auth(struct mystr* p_us
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const struct mystr* p_remote_host)
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{
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int retval = -1;
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+#ifdef PAM_RHOST
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+ struct sockaddr_in sin;
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+ struct hostent *host;
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+#endif
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pam_item_t item;
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const char* pam_user_name = 0;
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struct pam_conv the_conv =
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@@ -345,7 +353,12 @@ vsf_sysdep_check_auth(struct mystr* p_us
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return 0;
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}
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#ifdef PAM_RHOST
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- retval = pam_set_item(s_pamh, PAM_RHOST, str_getbuf(p_remote_host));
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+ sin.sin_addr.s_addr = inet_addr(str_getbuf(p_remote_host));
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+ host = gethostbyaddr((char*)&sin.sin_addr.s_addr,sizeof(struct in_addr),AF_INET);
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+ if (host != (struct hostent*)0)
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+ retval = pam_set_item(s_pamh, PAM_RHOST, host->h_name);
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+ else
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+ retval = pam_set_item(s_pamh, PAM_RHOST, str_getbuf(p_remote_host));
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if (retval != PAM_SUCCESS)
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{
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(void) pam_end(s_pamh, retval);
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@@ -558,7 +571,7 @@ vsf_sysdep_has_capabilities(void)
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}
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return s_runtime_has_caps;
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}
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-
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+
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#ifndef VSF_SYSDEP_HAVE_LIBCAP
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static int
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do_checkcap(void)
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@@ -1080,7 +1093,7 @@ vsf_sysutil_recv_fd(const int sock_fd)
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msg.msg_flags = 0;
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/* In case something goes wrong, set the fd to -1 before the syscall */
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p_fd = (int*)CMSG_DATA(CMSG_FIRSTHDR(&msg));
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- *p_fd = -1;
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+ *p_fd = -1;
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retval = recvmsg(sock_fd, &msg, 0);
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if (retval != 1)
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{
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