diff options
-rw-r--r-- | source4/configure.in | 1 | ||||
-rw-r--r-- | source4/include/system/network.h | 2 | ||||
-rw-r--r-- | source4/lib/socket_wrapper/config.m4 | 5 | ||||
-rw-r--r-- | source4/lib/socket_wrapper/socket_wrapper.c | 66 |
4 files changed, 50 insertions, 24 deletions
diff --git a/source4/configure.in b/source4/configure.in index 600d10e272..9186d225c3 100644 --- a/source4/configure.in +++ b/source4/configure.in @@ -28,6 +28,7 @@ SMB_INCLUDE_M4(lib/registry/config.m4) SMB_INCLUDE_M4(scripting/config.m4) SMB_INCLUDE_M4(gtk/config.m4) SMB_INCLUDE_M4(ntvfs/posix/config.m4) +SMB_INCLUDE_M4(lib/socket_wrapper/config.m4) ALLLIBS_LIBS="$LIBS" ALLLIBS_CFLAGS="$CFLAGS" diff --git a/source4/include/system/network.h b/source4/include/system/network.h index 832000a5df..b1da60e69e 100644 --- a/source4/include/system/network.h +++ b/source4/include/system/network.h @@ -57,7 +57,7 @@ #include <net/if.h> #endif -#ifdef DEVELOPER +#ifdef SOCKET_WRAPPER #define SOCKET_WRAPPER_REPLACE #include "lib/socket_wrapper/socket_wrapper.h" #endif diff --git a/source4/lib/socket_wrapper/config.m4 b/source4/lib/socket_wrapper/config.m4 new file mode 100644 index 0000000000..97984d0436 --- /dev/null +++ b/source4/lib/socket_wrapper/config.m4 @@ -0,0 +1,5 @@ +AC_ARG_ENABLE(socket-wrapper, +[ --enable-socket-wrapper Turn on socket wrapper library (default=no)], + [if eval "test x$enable_socket_wrapper = xyes"; then + AC_DEFINE(SOCKET_WRAPPER,1,[Use socket wrapper library]) + fi]) diff --git a/source4/lib/socket_wrapper/socket_wrapper.c b/source4/lib/socket_wrapper/socket_wrapper.c index 5decde2cea..b91ff2cb0e 100644 --- a/source4/lib/socket_wrapper/socket_wrapper.c +++ b/source4/lib/socket_wrapper/socket_wrapper.c @@ -19,7 +19,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#ifdef SAMBA_MAJOR_VERSION +#ifdef _SAMBA_BUILD #include "includes.h" #include "system/network.h" #else @@ -28,6 +28,7 @@ #include <errno.h> #include <sys/un.h> #include <netinet/in.h> +#include <netinet/tcp.h> #include <stdlib.h> #include <unistd.h> #include <string.h> @@ -53,7 +54,7 @@ #define real_close close #endif -static struct sockaddr *memdup(const void *data, socklen_t len) +static struct sockaddr *sockaddr_dup(const void *data, socklen_t len) { struct sockaddr *ret = (struct sockaddr *)malloc(len); memcpy(ret, data, len); @@ -83,6 +84,7 @@ static int convert_un_in(const struct sockaddr_un *un, struct sockaddr_in *in, s { unsigned int prt; const char *p; + int type; if ((*len) < sizeof(struct sockaddr_in)) { return 0; @@ -93,7 +95,7 @@ static int convert_un_in(const struct sockaddr_un *un, struct sockaddr_in *in, s p = strchr(un->sun_path, '/'); if (p) p++; else p = un->sun_path; - if(sscanf(p, "sock_ip_%u", &prt) == 1) + if(sscanf(p, "sock_ip_%d_%u", &type, &prt) == 1) { in->sin_port = htons(prt); } @@ -102,12 +104,11 @@ static int convert_un_in(const struct sockaddr_un *un, struct sockaddr_in *in, s return 0; } -static int convert_in_un(const struct sockaddr_in *in, struct sockaddr_un *un) +static int convert_in_un(int type, const struct sockaddr_in *in, struct sockaddr_un *un) { uint16_t prt = ntohs(in->sin_port); /* FIXME: ENETUNREACH if in->sin_addr is not loopback */ - un->sun_family = AF_LOCAL; - snprintf(un->sun_path, sizeof(un->sun_path), "%s/sock_ip_%u", getenv("SOCKET_WRAPPER_DIR"), prt); + snprintf(un->sun_path, sizeof(un->sun_path), "%s/sock_ip_%d_%u", getenv("SOCKET_WRAPPER_DIR"), type, prt); return 0; } @@ -122,15 +123,17 @@ static struct socket_info *find_socket_info(int fd) return NULL; } -static int sockaddr_convert_to_un(const struct sockaddr *in_addr, socklen_t in_len, +static int sockaddr_convert_to_un(const struct socket_info *si, const struct sockaddr *in_addr, socklen_t in_len, struct sockaddr_un *out_addr) { if (!out_addr) return 0; + out_addr->sun_family = AF_LOCAL; + switch (in_addr->sa_family) { case AF_INET: - return convert_in_un((const struct sockaddr_in *)in_addr, out_addr); + return convert_in_un(si->type, (const struct sockaddr_in *)in_addr, out_addr); case AF_LOCAL: memcpy(out_addr, in_addr, sizeof(*out_addr)); return 0; @@ -142,7 +145,8 @@ static int sockaddr_convert_to_un(const struct sockaddr *in_addr, socklen_t in_l return -1; } -static int sockaddr_convert_from_un(const struct sockaddr_un *in_addr, +static int sockaddr_convert_from_un(const struct socket_info *si, + const struct sockaddr_un *in_addr, int family, struct sockaddr *out_addr, socklen_t *out_len) @@ -210,7 +214,7 @@ int swrap_accept(int s, struct sockaddr *addr, socklen_t *addrlen) fd = ret; - ret = sockaddr_convert_from_un(&un_addr, parent_si->domain, addr, addrlen); + ret = sockaddr_convert_from_un(parent_si, &un_addr, parent_si->domain, addr, addrlen); if (ret < 0) return ret; @@ -221,7 +225,7 @@ int swrap_accept(int s, struct sockaddr *addr, socklen_t *addrlen) if (addr && addrlen) { child_si->myname_len = *addrlen; - child_si->myname = memdup(addr, *addrlen); + child_si->myname = sockaddr_dup(addr, *addrlen); } return fd; @@ -237,7 +241,7 @@ int swrap_connect(int s, const struct sockaddr *serv_addr, socklen_t addrlen) return real_connect(s, serv_addr, addrlen); } - ret = sockaddr_convert_to_un((const struct sockaddr *)serv_addr, addrlen, &un_addr); + ret = sockaddr_convert_to_un(si, (const struct sockaddr *)serv_addr, addrlen, &un_addr); if (ret < 0) return ret; ret = real_connect(s, @@ -246,7 +250,7 @@ int swrap_connect(int s, const struct sockaddr *serv_addr, socklen_t addrlen) if (ret >= 0) { si->peername_len = addrlen; - si->peername = memdup(serv_addr, addrlen); + si->peername = sockaddr_dup(serv_addr, addrlen); } return ret; @@ -262,7 +266,7 @@ int swrap_bind(int s, const struct sockaddr *myaddr, socklen_t addrlen) return real_bind(s, myaddr, addrlen); } - ret = sockaddr_convert_to_un((const struct sockaddr *)myaddr, addrlen, &un_addr); + ret = sockaddr_convert_to_un(si, (const struct sockaddr *)myaddr, addrlen, &un_addr); if (ret < 0) return ret; unlink(un_addr.sun_path); @@ -273,7 +277,7 @@ int swrap_bind(int s, const struct sockaddr *myaddr, socklen_t addrlen) if (ret >= 0) { si->myname_len = addrlen; - si->myname = memdup(myaddr, addrlen); + si->myname = sockaddr_dup(myaddr, addrlen); } return ret; @@ -321,12 +325,17 @@ int swrap_getsockopt(int s, int level, int optname, void *optval, socklen_t *opt return real_getsockopt(s, level, optname, optval, optlen); } - if (level != SOL_SOCKET) { + if (level == SOL_SOCKET) { + return real_getsockopt(s, level, optname, optval, optlen); + } + + switch (si->domain) { + case AF_LOCAL: + return real_getsockopt(s, level, optname, optval, optlen); + default: errno = ENOPROTOOPT; return -1; } - - return real_getsockopt(s, level, optname, optval, optlen); } int swrap_setsockopt(int s, int level, int optname, const void *optval, socklen_t optlen) @@ -337,12 +346,23 @@ int swrap_setsockopt(int s, int level, int optname, const void *optval, so return real_setsockopt(s, level, optname, optval, optlen); } - if (level != SOL_SOCKET) { + if (level == SOL_SOCKET) { + return real_setsockopt(s, level, optname, optval, optlen); + } + + switch (si->domain) { + case AF_LOCAL: + return real_setsockopt(s, level, optname, optval, optlen); + case AF_INET: + /* Silence some warnings */ +#ifdef TCP_NODELAY + if (optname == TCP_NODELAY) + return 0; +#endif + default: errno = ENOPROTOOPT; return -1; } - - return real_setsockopt(s, level, optname, optval, optlen); } ssize_t swrap_recvfrom(int s, void *buf, size_t len, int flags, struct sockaddr *from, socklen_t *fromlen) @@ -360,7 +380,7 @@ ssize_t swrap_recvfrom(int s, void *buf, size_t len, int flags, struct sockaddr if (ret < 0) return ret; - ret = sockaddr_convert_from_un(&un_addr, si->domain, from, fromlen); + ret = sockaddr_convert_from_un(si, &un_addr, si->domain, from, fromlen); return ret; } @@ -375,7 +395,7 @@ ssize_t swrap_sendto(int s, const void *buf, size_t len, int flags, const str return real_sendto(s, buf, len, flags, to, tolen); } - ret = sockaddr_convert_to_un(to, tolen, &un_addr); + ret = sockaddr_convert_to_un(si, to, tolen, &un_addr); if (ret < 0) return ret; |