ipsec-332.100.1.tar.gz

[apple/ipsec.git] / ipsec-tools / setkey / parse.y

diff --git a/ipsec-tools/setkey/parse.y b/ipsec-tools/setkey/parse.y
index 6b99dea01ad1360843bc60cdfbb70137644f9986..42762a004043bc961fce599d0d64095271952bc8 100644 (file)
--- a/ipsec-tools/setkey/parse.y
+++ b/ipsec-tools/setkey/parse.y
@@ -40,11 +40,7 @@
 #include <sys/socket.h>
 
 #include <netinet/in.h>
-#ifdef __APPLE__
-#include <System/net/pfkeyv2.h>
-#else
 #include <net/pfkeyv2.h>
-#endif
 #ifdef HAVE_NETINET6_IPSEC
 #  include <netinet6/ipsec.h>
 #else 
@@ -60,6 +56,7 @@
 #include <errno.h>
 #include <stdlib.h>
 
+#include "var.h"
 #include "libpfkey.h"
 #include "vchar.h"
 #include "extern.h"
@@ -88,21 +85,20 @@ static struct addrinfo * p_natt_oa = NULL;
 
 static int p_aiflags = 0, p_aifamily = PF_UNSPEC;
 
-static struct addrinfo *parse_addr __P((char *, char *));
-static int fix_portstr __P((vchar_t *, vchar_t *, vchar_t *));
-static int setvarbuf __P((char *, int *, struct sadb_ext *, int, 
-    const void *, int));
-void parse_init __P((void));
-void free_buffer __P((void));
-
-int setkeymsg0 __P((struct sadb_msg *, unsigned int, unsigned int, size_t));
-static int setkeymsg_spdaddr __P((unsigned int, unsigned int, vchar_t *,
-       struct addrinfo *, int, struct addrinfo *, int));
-static int setkeymsg_spdaddr_tag __P((unsigned int, char *, vchar_t *));
-static int setkeymsg_addr __P((unsigned int, unsigned int,
-       struct addrinfo *, struct addrinfo *, int));
-static int setkeymsg_add __P((unsigned int, unsigned int,
-       struct addrinfo *, struct addrinfo *));
+static struct addrinfo *parse_addr(char *, char *);
+static int fix_portstr(vchar_t *, vchar_t *, vchar_t *);
+static int setvarbuf(char *, int *, struct sadb_ext *, int, const void *, int);
+void parse_init(void);
+void free_buffer(void);
+
+int setkeymsg0(struct sadb_msg *, unsigned int, unsigned int, size_t);
+static int setkeymsg_spdaddr(unsigned int, unsigned int, vchar_t *,
+       struct addrinfo *, int, struct addrinfo *, int);
+static int setkeymsg_spdaddr_tag(unsigned int, char *, vchar_t *);
+static int setkeymsg_addr(unsigned int, unsigned int,
+       struct addrinfo *, struct addrinfo *, int);
+static int setkeymsg_add(unsigned int, unsigned int,
+       struct addrinfo *, struct addrinfo *);
 %}
 
 %union {
@@ -866,7 +862,10 @@ setkeymsg_spdaddr(type, upper, policy, srcs, splen, dsts, dplen)
        int dplen;
 {
        struct sadb_msg *msg;
-       char buf[BUFSIZ];
+       union {                         // Wcast-align fix - force alignment
+        u_int64_t force_align;
+        char buf[BUFSIZ];
+    }   u_buf;
        int l, l0;
        struct sadb_address m_addr;
        struct addrinfo *s, *d;
@@ -880,7 +879,7 @@ setkeymsg_spdaddr(type, upper, policy, srcs, splen, dsts, dplen)
        int saved_level, saved_id = 0;
 #endif
 
-       msg = (struct sadb_msg *)buf;
+       msg = (struct sadb_msg *)&u_buf;
 
        if (!srcs || !dsts)
                return -1;
@@ -889,8 +888,8 @@ setkeymsg_spdaddr(type, upper, policy, srcs, splen, dsts, dplen)
        setkeymsg0(msg, type, SADB_SATYPE_UNSPEC, 0);
        l = sizeof(struct sadb_msg);
 
-       sp = (struct sadb_x_policy*) (buf + l);
-       memcpy(buf + l, policy->buf, policy->len);
+       sp = ALIGNED_CAST(struct sadb_x_policy*)(u_buf.buf + l);
+       memcpy(u_buf.buf + l, policy->buf, policy->len);
        l += policy->len;
 
        l0 = l;
@@ -928,7 +927,7 @@ setkeymsg_spdaddr(type, upper, policy, srcs, splen, dsts, dplen)
                            (splen >= 0 ? splen : plen);
                        m_addr.sadb_address_reserved = 0;
 
-                       setvarbuf(buf, &l, (struct sadb_ext *)&m_addr,
+                       setvarbuf(u_buf.buf, &l, (struct sadb_ext *)&m_addr,
                            sizeof(m_addr), (caddr_t)sa, salen);
 
                        /* set dst */
@@ -942,12 +941,12 @@ setkeymsg_spdaddr(type, upper, policy, srcs, splen, dsts, dplen)
                            (dplen >= 0 ? dplen : plen);
                        m_addr.sadb_address_reserved = 0;
 
-                       setvarbuf(buf, &l, (struct sadb_ext *)&m_addr,
+                       setvarbuf(u_buf.buf, &l, (struct sadb_ext *)&m_addr,
                            sizeof(m_addr), sa, salen);
 
                        msg->sadb_msg_len = PFKEY_UNIT64(l);
 
-                       sendkeymsg(buf, l);
+                       sendkeymsg(u_buf.buf, l);
 
 #ifdef HAVE_POLICY_FWD
                        /* create extra call for FWD policy */
@@ -993,20 +992,23 @@ setkeymsg_spdaddr_tag(type, tag, policy)
        vchar_t *policy;
 {
        struct sadb_msg *msg;
-       char buf[BUFSIZ];
+       union {                         // Wcast-align fix - force alignment
+        u_int64_t force_align;
+        char buf[BUFSIZ];
+    }   u_buf;
        int l, l0;
 #ifdef SADB_X_EXT_TAG
        struct sadb_x_tag m_tag;
 #endif
        int n;
 
-       msg = (struct sadb_msg *)buf;
+       msg = (struct sadb_msg *)&u_buf;
 
        /* fix up length afterwards */
        setkeymsg0(msg, type, SADB_SATYPE_UNSPEC, 0);
        l = sizeof(struct sadb_msg);
 
-       memcpy(buf + l, policy->buf, policy->len);
+       memcpy(u_buf.buf + l, policy->buf, policy->len);
        l += policy->len;
 
        l0 = l;
@@ -1025,7 +1027,7 @@ setkeymsg_spdaddr_tag(type, tag, policy)
 
        msg->sadb_msg_len = PFKEY_UNIT64(l);
 
-       sendkeymsg(buf, l);
+       sendkeymsg(u_buf.buf, l);
 
        return 0;
 }
@@ -1040,7 +1042,10 @@ setkeymsg_addr(type, satype, srcs, dsts, no_spi)
        int no_spi;
 {
        struct sadb_msg *msg;
-       char buf[BUFSIZ];
+       union {                         // Wcast-align fix - force alignment
+        u_int64_t force_align;
+        char buf[BUFSIZ];
+    }   u_buf;
        int l, l0, len;
        struct sadb_sa m_sa;
        struct sadb_x_sa2 m_sa2;
@@ -1051,7 +1056,7 @@ setkeymsg_addr(type, satype, srcs, dsts, no_spi)
        struct sockaddr *sa;
        int salen;
 
-       msg = (struct sadb_msg *)buf;
+       msg = (struct sadb_msg *)&u_buf;
 
        if (!srcs || !dsts)
                return -1;
@@ -1071,7 +1076,7 @@ setkeymsg_addr(type, satype, srcs, dsts, no_spi)
                m_sa.sadb_sa_encrypt = p_alg_enc;
                m_sa.sadb_sa_flags = p_ext;
 
-               memcpy(buf + l, &m_sa, len);
+               memcpy(u_buf.buf + l, &m_sa, len);
                l += len;
 
                len = sizeof(struct sadb_x_sa2);
@@ -1080,7 +1085,7 @@ setkeymsg_addr(type, satype, srcs, dsts, no_spi)
                m_sa2.sadb_x_sa2_mode = p_mode;
                m_sa2.sadb_x_sa2_reqid = p_reqid;
 
-               memcpy(buf + l, &m_sa2, len);
+               memcpy(u_buf.buf + l, &m_sa2, len);
                l += len;
        }
 
@@ -1118,7 +1123,7 @@ setkeymsg_addr(type, satype, srcs, dsts, no_spi)
                        m_addr.sadb_address_prefixlen = plen;
                        m_addr.sadb_address_reserved = 0;
 
-                       setvarbuf(buf, &l, (struct sadb_ext *)&m_addr,
+                       setvarbuf(u_buf.buf, &l, (struct sadb_ext *)&m_addr,
                            sizeof(m_addr), sa, salen);
 
                        /* set dst */
@@ -1131,12 +1136,12 @@ setkeymsg_addr(type, satype, srcs, dsts, no_spi)
                        m_addr.sadb_address_prefixlen = plen;
                        m_addr.sadb_address_reserved = 0;
 
-                       setvarbuf(buf, &l, (struct sadb_ext *)&m_addr,
+                       setvarbuf(u_buf.buf, &l, (struct sadb_ext *)&m_addr,
                            sizeof(m_addr), sa, salen);
 
                        msg->sadb_msg_len = PFKEY_UNIT64(l);
 
-                       sendkeymsg(buf, l);
+                       sendkeymsg(u_buf.buf, l);
 
                        n++;
                }
@@ -1151,7 +1156,7 @@ setkeymsg_addr(type, satype, srcs, dsts, no_spi)
 #ifdef SADB_X_EXT_NAT_T_TYPE
 static u_int16_t get_port (struct addrinfo *addr)
 {
-       struct sockaddr *s = addr->ai_addr;
+       struct sockaddr_storage *s = addr->ai_addr;
        u_int16_t port = 0;
 
        switch (s->sa_family) {
@@ -1185,7 +1190,10 @@ setkeymsg_add(type, satype, srcs, dsts)
        struct addrinfo *dsts;
 {
        struct sadb_msg *msg;
-       char buf[BUFSIZ];
+       union {                         // Wcast-align fix - force alignment
+        u_int64_t force_align;
+        char buf[BUFSIZ];
+    }   u_buf;
        int l, l0, len;
        struct sadb_sa m_sa;
        struct sadb_x_sa2 m_sa2;
@@ -1196,7 +1204,7 @@ setkeymsg_add(type, satype, srcs, dsts)
        struct sockaddr *sa;
        int salen;
 
-       msg = (struct sadb_msg *)buf;
+       msg = (struct sadb_msg *)&u_buf;
 
        if (!srcs || !dsts)
                return -1;
@@ -1219,7 +1227,7 @@ setkeymsg_add(type, satype, srcs, dsts)
                m.key.sadb_key_bits = p_key_enc_len * 8;
                m.key.sadb_key_reserved = 0;
 
-               setvarbuf(buf, &l, &m.ext, sizeof(m.key),
+               setvarbuf(u_buf.buf, &l, &m.ext, sizeof(m.key),
                        p_key_enc, p_key_enc_len);
        }
 
@@ -1237,7 +1245,7 @@ setkeymsg_add(type, satype, srcs, dsts)
                m.key.sadb_key_bits = p_key_auth_len * 8;
                m.key.sadb_key_reserved = 0;
 
-               setvarbuf(buf, &l, &m.ext, sizeof(m.key),
+               setvarbuf(u_buf.buf, &l, &m.ext, sizeof(m.key),
                        p_key_auth, p_key_auth_len);
        }
 
@@ -1253,7 +1261,7 @@ setkeymsg_add(type, satype, srcs, dsts)
                m_lt.sadb_lifetime_addtime = p_lt_hard;
                m_lt.sadb_lifetime_usetime = 0;
 
-               memcpy(buf + l, &m_lt, slen);
+               memcpy(u_buf.buf + l, &m_lt, slen);
                l += slen;
        }
 
@@ -1269,7 +1277,7 @@ setkeymsg_add(type, satype, srcs, dsts)
                m_lt.sadb_lifetime_addtime = p_lt_soft;
                m_lt.sadb_lifetime_usetime = 0;
 
-               memcpy(buf + l, &m_lt, slen);
+               memcpy(u_buf.buf + l, &m_lt, slen);
                l += slen;
        }
 
@@ -1283,7 +1291,7 @@ setkeymsg_add(type, satype, srcs, dsts)
        m_sa.sadb_sa_encrypt = p_alg_enc;
        m_sa.sadb_sa_flags = p_ext;
 
-       memcpy(buf + l, &m_sa, len);
+       memcpy(u_buf.buf + l, &m_sa, len);
        l += len;
 
        len = sizeof(struct sadb_x_sa2);
@@ -1292,7 +1300,7 @@ setkeymsg_add(type, satype, srcs, dsts)
        m_sa2.sadb_x_sa2_mode = p_mode;
        m_sa2.sadb_x_sa2_reqid = p_reqid;
 
-       memcpy(buf + l, &m_sa2, len);
+       memcpy(u_buf.buf + l, &m_sa2, len);
        l += len;
 
 #ifdef SADB_X_EXT_NAT_T_TYPE
@@ -1370,7 +1378,7 @@ setkeymsg_add(type, satype, srcs, dsts)
                        m_addr.sadb_address_prefixlen = plen;
                        m_addr.sadb_address_reserved = 0;
 
-                       setvarbuf(buf, &l, (struct sadb_ext *)&m_addr,
+                       setvarbuf(u_buf.buf, &l, (struct sadb_ext *)&m_addr,
                            sizeof(m_addr), sa, salen);
 
                        /* set dst */
@@ -1383,7 +1391,7 @@ setkeymsg_add(type, satype, srcs, dsts)
                        m_addr.sadb_address_prefixlen = plen;
                        m_addr.sadb_address_reserved = 0;
 
-                       setvarbuf(buf, &l, (struct sadb_ext *)&m_addr,
+                       setvarbuf(u_buf.buf, &l, (struct sadb_ext *)&m_addr,
                            sizeof(m_addr), sa, salen);
 
 #ifdef SADB_X_EXT_NAT_T_TYPE
@@ -1412,7 +1420,7 @@ setkeymsg_add(type, satype, srcs, dsts)
 #endif
                        msg->sadb_msg_len = PFKEY_UNIT64(l);
 
-                       sendkeymsg(buf, l);
+                       sendkeymsg(u_buf.buf, l);
 
                        n++;
                }