vsftpd/vsftpd-3.0.5-replace-old-network-addr-functions.patch
Richard Lescak 57c94df2dc make vsftpd compatible with Openssl 3.0+
replace old network functions
2023-02-17 16:32:19 +01:00

140 lines
4.5 KiB
Diff

diff -urN vsftpd-3.0.5-orig/postlogin.c vsftpd-3.0.5/postlogin.c
--- vsftpd-3.0.5-orig/postlogin.c 2015-07-22 21:03:22.000000000 +0200
+++ vsftpd-3.0.5/postlogin.c 2023-02-13 16:34:05.244467476 +0100
@@ -27,4 +27,6 @@
#include "ssl.h"
#include "vsftpver.h"
+#include <netdb.h>
+#include <arpa/inet.h>
#include "opts.h"
@@ -628,9 +629,10 @@
else
{
const void* p_v4addr = vsf_sysutil_sockaddr_ipv6_v4(s_p_sockaddr);
+ static char result[INET_ADDRSTRLEN];
if (p_v4addr)
{
- str_append_text(&s_pasv_res_str, vsf_sysutil_inet_ntoa(p_v4addr));
+ str_append_text(&s_pasv_res_str, inet_ntop(AF_INET, p_v4addr, result, INET_ADDRSTRLEN));
}
else
{
diff -urN vsftpd-3.0.5-orig/sysutil.c vsftpd-3.0.5/sysutil.c
--- vsftpd-3.0.5-orig/sysutil.c 2012-09-16 09:07:38.000000000 +0200
+++ vsftpd-3.0.5/sysutil.c 2023-02-13 16:08:58.557153109 +0100
@@ -2205,20 +2205,13 @@
const struct sockaddr* p_sockaddr = &p_sockptr->u.u_sockaddr;
if (p_sockaddr->sa_family == AF_INET)
{
- return inet_ntoa(p_sockptr->u.u_sockaddr_in.sin_addr);
+ static char result[INET_ADDRSTRLEN];
+ return inet_ntop(AF_INET, &p_sockptr->u.u_sockaddr_in.sin_addr, result, INET_ADDRSTRLEN);
}
else if (p_sockaddr->sa_family == AF_INET6)
{
- static char inaddr_buf[64];
- const char* p_ret = inet_ntop(AF_INET6,
- &p_sockptr->u.u_sockaddr_in6.sin6_addr,
- inaddr_buf, sizeof(inaddr_buf));
- inaddr_buf[sizeof(inaddr_buf) - 1] = '\0';
- if (p_ret == NULL)
- {
- inaddr_buf[0] = '\0';
- }
- return inaddr_buf;
+ static char result[INET6_ADDRSTRLEN];
+ return inet_ntop(AF_INET6, &p_sockptr->u.u_sockaddr_in6.sin6_addr, result, INET6_ADDRSTRLEN);
}
else
{
@@ -2227,12 +2220,6 @@
}
}
-const char*
-vsf_sysutil_inet_ntoa(const void* p_raw_addr)
-{
- return inet_ntoa(*((struct in_addr*)p_raw_addr));
-}
-
int
vsf_sysutil_inet_aton(const char* p_text, struct vsf_sysutil_sockaddr* p_addr)
{
@@ -2241,7 +2228,7 @@
{
bug("bad family");
}
- if (inet_aton(p_text, &sin_addr))
+ if (inet_pton(AF_INET, p_text, &sin_addr))
{
vsf_sysutil_memcpy(&p_addr->u.u_sockaddr_in.sin_addr,
&sin_addr, sizeof(p_addr->u.u_sockaddr_in.sin_addr));
@@ -2257,37 +2244,46 @@
vsf_sysutil_dns_resolve(struct vsf_sysutil_sockaddr** p_sockptr,
const char* p_name)
{
- struct hostent* hent = gethostbyname(p_name);
- if (hent == NULL)
+ struct addrinfo *result;
+ struct addrinfo hints;
+ int ret;
+
+ memset(&hints, 0, sizeof(struct addrinfo));
+ hints.ai_family = AF_UNSPEC;
+
+ if ((ret = getaddrinfo(p_name, NULL, &hints, &result)) != 0)
{
+ fprintf(stderr, "getaddrinfo: %s\n", gai_strerror(ret));
die2("cannot resolve host:", p_name);
}
vsf_sysutil_sockaddr_clear(p_sockptr);
- if (hent->h_addrtype == AF_INET)
+ if (result->ai_family == AF_INET)
{
- unsigned int len = hent->h_length;
+ unsigned int len = result->ai_addrlen;
if (len > sizeof((*p_sockptr)->u.u_sockaddr_in.sin_addr))
{
len = sizeof((*p_sockptr)->u.u_sockaddr_in.sin_addr);
}
vsf_sysutil_sockaddr_alloc_ipv4(p_sockptr);
vsf_sysutil_memcpy(&(*p_sockptr)->u.u_sockaddr_in.sin_addr,
- hent->h_addr_list[0], len);
+ &result->ai_addrlen, len);
}
- else if (hent->h_addrtype == AF_INET6)
+ else if (result->ai_family == AF_INET6)
{
- unsigned int len = hent->h_length;
+ unsigned int len = result->ai_addrlen;
if (len > sizeof((*p_sockptr)->u.u_sockaddr_in6.sin6_addr))
{
len = sizeof((*p_sockptr)->u.u_sockaddr_in6.sin6_addr);
}
vsf_sysutil_sockaddr_alloc_ipv6(p_sockptr);
vsf_sysutil_memcpy(&(*p_sockptr)->u.u_sockaddr_in6.sin6_addr,
- hent->h_addr_list[0], len);
+ &result->ai_addrlen, len);
}
else
{
- die("gethostbyname(): neither IPv4 nor IPv6");
+ freeaddrinfo(result);
+ die("getaddrinfo(): neither IPv4 nor IPv6");
}
+ freeaddrinfo(result);
}
diff -urN vsftpd-3.0.5-orig/sysutil.h vsftpd-3.0.5/sysutil.h
--- vsftpd-3.0.5-orig/sysutil.h 2021-05-18 08:50:21.000000000 +0200
+++ vsftpd-3.0.5/sysutil.h 2023-02-13 15:59:22.088331075 +0100
@@ -277,7 +277,6 @@
const char* vsf_sysutil_inet_ntop(
const struct vsf_sysutil_sockaddr* p_sockptr);
-const char* vsf_sysutil_inet_ntoa(const void* p_raw_addr);
int vsf_sysutil_inet_aton(
const char* p_text, struct vsf_sysutil_sockaddr* p_addr);