1*647f063dSAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*647f063dSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*647f063dSAndrew Rist * or more contributor license agreements. See the NOTICE file 5*647f063dSAndrew Rist * distributed with this work for additional information 6*647f063dSAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*647f063dSAndrew Rist * to you under the Apache License, Version 2.0 (the 8*647f063dSAndrew Rist * "License"); you may not use this file except in compliance 9*647f063dSAndrew Rist * with the License. You may obtain a copy of the License at 10*647f063dSAndrew Rist * 11*647f063dSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*647f063dSAndrew Rist * 13*647f063dSAndrew Rist * Unless required by applicable law or agreed to in writing, 14*647f063dSAndrew Rist * software distributed under the License is distributed on an 15*647f063dSAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*647f063dSAndrew Rist * KIND, either express or implied. See the License for the 17*647f063dSAndrew Rist * specific language governing permissions and limitations 18*647f063dSAndrew Rist * under the License. 19*647f063dSAndrew Rist * 20*647f063dSAndrew Rist *************************************************************/ 21*647f063dSAndrew Rist 22*647f063dSAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir 25cdf0e10cSrcweir #include <unistd.h> 26cdf0e10cSrcweir #include <errno.h> 27cdf0e10cSrcweir #include <stdio.h> 28cdf0e10cSrcweir #include <string.h> 29cdf0e10cSrcweir #include <sys/ioctl.h> 30cdf0e10cSrcweir #include <sys/socket.h> 31cdf0e10cSrcweir #include <net/if.h> 32cdf0e10cSrcweir 33cdf0e10cSrcweir #ifdef SOLARIS 34cdf0e10cSrcweir #include <sys/sockio.h> 35cdf0e10cSrcweir #endif 36cdf0e10cSrcweir 37cdf0e10cSrcweir #include "osl/util.h" 38cdf0e10cSrcweir 39cdf0e10cSrcweir 40cdf0e10cSrcweir 41cdf0e10cSrcweir /*****************************************************************************/ 42cdf0e10cSrcweir /* Static Module Functions */ 43cdf0e10cSrcweir /*****************************************************************************/ 44cdf0e10cSrcweir 45cdf0e10cSrcweir static int osl_getHWAddr(const char *ifname, char* hard_addr); 46cdf0e10cSrcweir static int osl_checkAddr(const char* addr); 47cdf0e10cSrcweir 48cdf0e10cSrcweir 49cdf0e10cSrcweir /*****************************************************************************/ 50cdf0e10cSrcweir /* osl_getEthernetAddress */ 51cdf0e10cSrcweir /*****************************************************************************/ 52cdf0e10cSrcweir 53cdf0e10cSrcweir sal_Bool SAL_CALL osl_getEthernetAddress( sal_uInt8 * pAddr ) 54cdf0e10cSrcweir { 55cdf0e10cSrcweir char buff[1024]; 56cdf0e10cSrcweir char hard_addr[64]; 57cdf0e10cSrcweir struct ifconf ifc; 58cdf0e10cSrcweir struct ifreq *ifr; 59cdf0e10cSrcweir int i; 60cdf0e10cSrcweir int so; 61cdf0e10cSrcweir 62cdf0e10cSrcweir #ifdef SOLARIS 63cdf0e10cSrcweir /** algorithm doesn't work on solaris */ 64cdf0e10cSrcweir return sal_False; 65cdf0e10cSrcweir #else 66cdf0e10cSrcweir 67cdf0e10cSrcweir if ( pAddr == 0 ) 68cdf0e10cSrcweir { 69cdf0e10cSrcweir return sal_False; 70cdf0e10cSrcweir } 71cdf0e10cSrcweir 72cdf0e10cSrcweir 73cdf0e10cSrcweir /* 74cdf0e10cSrcweir * All we need is ... a network file descriptor. 75cdf0e10cSrcweir * Normally, this is a very socket. 76cdf0e10cSrcweir */ 77cdf0e10cSrcweir 78cdf0e10cSrcweir so = socket(AF_INET, SOCK_DGRAM, 0); 79cdf0e10cSrcweir 80cdf0e10cSrcweir 81cdf0e10cSrcweir /* 82cdf0e10cSrcweir * The first thing we have to do, get the interface configuration. 83cdf0e10cSrcweir * It is a list of attached/configured interfaces 84cdf0e10cSrcweir */ 85cdf0e10cSrcweir 86cdf0e10cSrcweir ifc.ifc_len = sizeof(buff); 87cdf0e10cSrcweir ifc.ifc_buf = buff; 88cdf0e10cSrcweir if ( ioctl(so, SIOCGIFCONF, &ifc) < 0 ) 89cdf0e10cSrcweir { 90cdf0e10cSrcweir /* fprintf(stderr, "SIOCGIFCONF: %s\n", strerror(errno));*/ 91cdf0e10cSrcweir close(so); 92cdf0e10cSrcweir return sal_False; 93cdf0e10cSrcweir } 94cdf0e10cSrcweir 95cdf0e10cSrcweir close(so); 96cdf0e10cSrcweir 97cdf0e10cSrcweir /* 98cdf0e10cSrcweir * For each of the interfaces in the interface list, 99cdf0e10cSrcweir * try to get the hardware address 100cdf0e10cSrcweir */ 101cdf0e10cSrcweir 102cdf0e10cSrcweir ifr = ifc.ifc_req; 103cdf0e10cSrcweir for ( i = ifc.ifc_len / sizeof(struct ifreq) ; --i >= 0 ; ifr++ ) 104cdf0e10cSrcweir { 105cdf0e10cSrcweir int nRet=0; 106cdf0e10cSrcweir nRet = osl_getHWAddr(ifr->ifr_name,hard_addr); 107cdf0e10cSrcweir if ( nRet > 0 ) 108cdf0e10cSrcweir { 109cdf0e10cSrcweir memcpy( pAddr , hard_addr, 6 ); 110cdf0e10cSrcweir return sal_True; 111cdf0e10cSrcweir } 112cdf0e10cSrcweir } 113cdf0e10cSrcweir 114cdf0e10cSrcweir return sal_False; 115cdf0e10cSrcweir #endif 116cdf0e10cSrcweir } 117cdf0e10cSrcweir 118cdf0e10cSrcweir 119cdf0e10cSrcweir /*****************************************************************************/ 120cdf0e10cSrcweir /* osl_getHWAddr */ 121cdf0e10cSrcweir /*****************************************************************************/ 122cdf0e10cSrcweir 123cdf0e10cSrcweir static int osl_getHWAddr(const char *ifname, char* hard_addr) 124cdf0e10cSrcweir { 125cdf0e10cSrcweir int ret=0; 126cdf0e10cSrcweir struct ifreq ifr; 127cdf0e10cSrcweir int so = socket(AF_INET, SOCK_DGRAM, 0); 128cdf0e10cSrcweir 129cdf0e10cSrcweir strcpy(ifr.ifr_name, ifname); 130cdf0e10cSrcweir 131cdf0e10cSrcweir /* 132cdf0e10cSrcweir * First, get the Interface-FLAGS 133cdf0e10cSrcweir */ 134cdf0e10cSrcweir 135cdf0e10cSrcweir ret=ioctl(so, SIOCGIFFLAGS, &ifr) ; 136cdf0e10cSrcweir 137cdf0e10cSrcweir if ( ret < 0 ) 138cdf0e10cSrcweir { 139cdf0e10cSrcweir /* fprintf(stderr, "SIOCGIFFLAGS: %s\n", strerror(errno)); */ 140cdf0e10cSrcweir close(so); 141cdf0e10cSrcweir return ret; 142cdf0e10cSrcweir } 143cdf0e10cSrcweir 144cdf0e10cSrcweir 145cdf0e10cSrcweir /* 146cdf0e10cSrcweir * If it is the loopback device, do not consider it any further 147cdf0e10cSrcweir */ 148cdf0e10cSrcweir 149cdf0e10cSrcweir if (ifr.ifr_flags & IFF_LOOPBACK) 150cdf0e10cSrcweir { 151cdf0e10cSrcweir /* fprintf(stderr, "SIOCGIFFLAGS : is LOOPBACK : %s\n", strerror(errno));*/ 152cdf0e10cSrcweir close(so); 153cdf0e10cSrcweir return 0; 154cdf0e10cSrcweir } 155cdf0e10cSrcweir 156cdf0e10cSrcweir 157cdf0e10cSrcweir /* 158cdf0e10cSrcweir * And now, the real thing: the get address 159cdf0e10cSrcweir */ 160cdf0e10cSrcweir 161cdf0e10cSrcweir #if defined(SIOCGIFHWADDR) && !defined(SOLARIS) 162cdf0e10cSrcweir ret=ioctl(so, SIOCGIFHWADDR, &ifr); 163cdf0e10cSrcweir #else 164cdf0e10cSrcweir ret=ioctl(so, SIOCGIFADDR, &ifr); 165cdf0e10cSrcweir #endif 166cdf0e10cSrcweir 167cdf0e10cSrcweir if (ret < 0) { 168cdf0e10cSrcweir /* fprintf(stderr, "SIOCGIFADDR: %s\n", strerror(errno));*/ 169cdf0e10cSrcweir memset(hard_addr, 0, 32); 170cdf0e10cSrcweir close(so); 171cdf0e10cSrcweir return ret; 172cdf0e10cSrcweir } 173cdf0e10cSrcweir 174cdf0e10cSrcweir close(so); 175cdf0e10cSrcweir 176cdf0e10cSrcweir #if defined(SIOCGIFHWADDR) && !defined(SOLARIS) 177cdf0e10cSrcweir memcpy(hard_addr,ifr.ifr_hwaddr.sa_data,8); 178cdf0e10cSrcweir #else 179cdf0e10cSrcweir memcpy(hard_addr,ifr.ifr_ifru.ifru_addr.sa_data,8); 180cdf0e10cSrcweir #endif 181cdf0e10cSrcweir 182cdf0e10cSrcweir 183cdf0e10cSrcweir /* 184cdf0e10cSrcweir * Check, if no real, i.e. 00:00:00:00:00:00, address was retrieved. 185cdf0e10cSrcweir * The Linux dummy device has this kind of behaviour 186cdf0e10cSrcweir */ 187cdf0e10cSrcweir 188cdf0e10cSrcweir ret=osl_checkAddr(hard_addr); 189cdf0e10cSrcweir 190cdf0e10cSrcweir if (ret < 0) { 191cdf0e10cSrcweir /* fprintf(stderr, "SIOCGIFADDR got '00:00:00:00:00:00'\n"); */ 192cdf0e10cSrcweir return ret; 193cdf0e10cSrcweir } 194cdf0e10cSrcweir 195cdf0e10cSrcweir /* fprintf(stderr,"interface : %s -- ",ifname);*/ 196cdf0e10cSrcweir /* fprintf(stderr,"HWaddr : %s\n", print_ether(hard_addr));*/ 197cdf0e10cSrcweir 198cdf0e10cSrcweir return 1; 199cdf0e10cSrcweir } 200cdf0e10cSrcweir 201cdf0e10cSrcweir 202cdf0e10cSrcweir /*****************************************************************************/ 203cdf0e10cSrcweir /* osl_checkAddr */ 204cdf0e10cSrcweir /*****************************************************************************/ 205cdf0e10cSrcweir 206cdf0e10cSrcweir static int osl_checkAddr(const char* addr) 207cdf0e10cSrcweir { 208cdf0e10cSrcweir if (addr[0]==0 && addr[1]==0 && 209cdf0e10cSrcweir addr[2]==0 && addr[3]==0 && 210cdf0e10cSrcweir addr[4]==0 && addr[5]==0) 211cdf0e10cSrcweir { 212cdf0e10cSrcweir return -1; 213cdf0e10cSrcweir } 214cdf0e10cSrcweir return 0; 215cdf0e10cSrcweir } 216cdf0e10cSrcweir 217cdf0e10cSrcweir 218cdf0e10cSrcweir #if defined (SPARC) 219cdf0e10cSrcweir 220cdf0e10cSrcweir #if defined (SOLARIS) && !defined(__sparcv8plus) && !defined(__sparcv9) 221cdf0e10cSrcweir #include <sys/types.h> 222cdf0e10cSrcweir #include <sys/processor.h> 223cdf0e10cSrcweir 224cdf0e10cSrcweir /*****************************************************************************/ 225cdf0e10cSrcweir /* osl_InitSparcV9 */ 226cdf0e10cSrcweir /*****************************************************************************/ 227cdf0e10cSrcweir 228cdf0e10cSrcweir void osl_InterlockedCountSetV9(sal_Bool bV9); 229cdf0e10cSrcweir 230cdf0e10cSrcweir /* 231cdf0e10cSrcweir * osl_InitSparcV9() should be executed as early as possible. We place it in the 232cdf0e10cSrcweir * .init section of sal 233cdf0e10cSrcweir */ 234cdf0e10cSrcweir #if defined ( __SUNPRO_C ) || defined ( __SUNPRO_CC ) 235cdf0e10cSrcweir void osl_InitSparcV9(void); 236cdf0e10cSrcweir #pragma init (osl_InitSparcV9) 237cdf0e10cSrcweir #elif defined ( __GNUC__ ) 238cdf0e10cSrcweir void osl_InitSparcV9(void) __attribute__((constructor)); 239cdf0e10cSrcweir #endif 240cdf0e10cSrcweir 241cdf0e10cSrcweir void osl_InitSparcV9(void) 242cdf0e10cSrcweir { 243cdf0e10cSrcweir /* processor_info() identifies SPARCV8 (ie sun4c machines) simply as "sparc" 244cdf0e10cSrcweir * and SPARCV9 (ie ultra sparcs, sun4u) as "sparcv9". Since we know that we 245cdf0e10cSrcweir * run at least on a SPARCV8 architecture or better, any processor type != "sparc" 246cdf0e10cSrcweir * and != "i386" is considered to be SPARCV9 or better 247cdf0e10cSrcweir * 248cdf0e10cSrcweir * This way we are certain that this will still work if someone names SPARCV10 249cdf0e10cSrcweir * "foobar" 250cdf0e10cSrcweir */ 251cdf0e10cSrcweir processor_info_t aInfo; 252cdf0e10cSrcweir int rc; 253cdf0e10cSrcweir 254cdf0e10cSrcweir rc = processor_info(0, &aInfo); 255cdf0e10cSrcweir 256cdf0e10cSrcweir if ( rc != -1 ) { 257cdf0e10cSrcweir if ( !strcmp( "sparc", aInfo.pi_processor_type ) /* SPARCV8 */ 258cdf0e10cSrcweir || !strcmp( "i386", aInfo.pi_processor_type ) ) /* can't happen, but ... */ 259cdf0e10cSrcweir return; 260cdf0e10cSrcweir /* we are reasonably certain to be on sparcv9/sparcv8plus or better */ 261cdf0e10cSrcweir osl_InterlockedCountSetV9(sal_True); 262cdf0e10cSrcweir } 263cdf0e10cSrcweir } 264cdf0e10cSrcweir 265cdf0e10cSrcweir #endif /* SOLARIS */ 266cdf0e10cSrcweir 267cdf0e10cSrcweir #if defined(NETBSD) && defined(GCC) && !defined(__sparcv9) && !defined(__sparc_v9__) 268cdf0e10cSrcweir 269cdf0e10cSrcweir #include <sys/param.h> 270cdf0e10cSrcweir #include <sys/sysctl.h> 271cdf0e10cSrcweir void osl_InitSparcV9(void) __attribute__((constructor)); 272cdf0e10cSrcweir void osl_InterlockedCountSetV9(sal_Bool bV9); 273cdf0e10cSrcweir 274cdf0e10cSrcweir /* Determine which processor we are running on (sparc v8 or v9) 275cdf0e10cSrcweir * The approach is very similar to Solaris. 276cdf0e10cSrcweir */ 277cdf0e10cSrcweir 278cdf0e10cSrcweir void osl_InitSparcV9(void) 279cdf0e10cSrcweir { 280cdf0e10cSrcweir int mib[2]={CTL_HW,HW_MACHINE}; 281cdf0e10cSrcweir char processorname[256]; 282cdf0e10cSrcweir size_t len=256; 283cdf0e10cSrcweir 284cdf0e10cSrcweir /* get the machine name */ 285cdf0e10cSrcweir sysctl(mib, 2, processorname, &len, NULL, 0); 286cdf0e10cSrcweir if (!strncmp("sparc64",processorname, len)) { 287cdf0e10cSrcweir osl_InterlockedCountSetV9(sal_True); 288cdf0e10cSrcweir } 289cdf0e10cSrcweir } 290cdf0e10cSrcweir 291cdf0e10cSrcweir #endif /* NETBSD */ 292cdf0e10cSrcweir 293cdf0e10cSrcweir #endif /* SPARC */ 294cdf0e10cSrcweir 295cdf0e10cSrcweir #if defined ( LINUX ) && defined ( SPARC ) 296cdf0e10cSrcweir #include <sys/utsname.h> 297cdf0e10cSrcweir void osl_InitSparcV9(void) __attribute__((constructor)); 298cdf0e10cSrcweir void osl_InterlockedCountSetV9(sal_Bool bV9); 299cdf0e10cSrcweir /* Determine which processor we are running on (sparc v8 or v9) 300cdf0e10cSrcweir * The approach is very similar to Solaris. 301cdf0e10cSrcweir */ 302cdf0e10cSrcweir void osl_InitSparcV9(void) 303cdf0e10cSrcweir { 304cdf0e10cSrcweir struct utsname name; 305cdf0e10cSrcweir int rc; 306cdf0e10cSrcweir rc = uname(&name); 307cdf0e10cSrcweir if ( rc != -1 ) { 308cdf0e10cSrcweir if ( !strcmp( "sparc", name.machine )) 309cdf0e10cSrcweir return; 310cdf0e10cSrcweir osl_InterlockedCountSetV9(sal_True); 311cdf0e10cSrcweir } 312cdf0e10cSrcweir } 313cdf0e10cSrcweir #endif 314cdf0e10cSrcweir 315cdf0e10cSrcweir #if ( defined(__GNUC__) && (defined(X86) || defined(X86_64)) )\ 316cdf0e10cSrcweir || ( defined(SOLARIS) && defined (__SUNPRO_C) && defined(__i386) ) 317cdf0e10cSrcweir 318cdf0e10cSrcweir /* Safe default */ 319cdf0e10cSrcweir int osl_isSingleCPU = 0; 320cdf0e10cSrcweir 321cdf0e10cSrcweir /* Determine if we are on a multiprocessor/multicore/HT x86/x64 system 322cdf0e10cSrcweir * 323cdf0e10cSrcweir * The lock prefix for atomic operations in osl_[inc|de]crementInterlockedCount() 324cdf0e10cSrcweir * comes with a cost and is especially expensive on pre HT x86 single processor 325cdf0e10cSrcweir * systems, where it isn't needed at all. 326cdf0e10cSrcweir * 327cdf0e10cSrcweir * This should be run as early as possible, thus it's placed in the init section 328cdf0e10cSrcweir */ 329cdf0e10cSrcweir #if defined(_SC_NPROCESSORS_CONF) /* i.e. MACOSX for Intel doesn't have this */ 330cdf0e10cSrcweir #if defined(__GNUC__) 331cdf0e10cSrcweir void osl_interlockedCountCheckForSingleCPU(void) __attribute__((constructor)); 332cdf0e10cSrcweir #elif defined(__SUNPRO_C) 333cdf0e10cSrcweir void osl_interlockedCountCheckForSingleCPU(void); 334cdf0e10cSrcweir #pragma init (osl_interlockedCountCheckForSingleCPU) 335cdf0e10cSrcweir #endif 336cdf0e10cSrcweir 337cdf0e10cSrcweir void osl_interlockedCountCheckForSingleCPU(void) 338cdf0e10cSrcweir { 339cdf0e10cSrcweir /* In case sysconfig fails be on the safe side, 340cdf0e10cSrcweir * consider it a multiprocessor/multicore/HT system */ 341cdf0e10cSrcweir if ( sysconf(_SC_NPROCESSORS_CONF) == 1 ) { 342cdf0e10cSrcweir osl_isSingleCPU = 1; 343cdf0e10cSrcweir } 344cdf0e10cSrcweir } 345cdf0e10cSrcweir #endif /* defined(_SC_NPROCESSORS_CONF) */ 346cdf0e10cSrcweir #endif 347