diff options
Diffstat (limited to 'usr.sbin/bootpd/hwaddr.c')
| -rw-r--r-- | usr.sbin/bootpd/hwaddr.c | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/usr.sbin/bootpd/hwaddr.c b/usr.sbin/bootpd/hwaddr.c deleted file mode 100644 index 626ecf98cb7..00000000000 --- a/usr.sbin/bootpd/hwaddr.c +++ /dev/null @@ -1,289 +0,0 @@ -/* - * hwaddr.c - routines that deal with hardware addresses. - * (i.e. Ethernet) - */ - -#include <sys/types.h> -#include <sys/param.h> -#include <sys/socket.h> -#include <sys/ioctl.h> - -#if defined(SUNOS) || defined(SVR4) -#include <sys/sockio.h> -#endif -#ifdef SVR4 -#include <sys/stream.h> -#include <stropts.h> -#include <fcntl.h> -#endif - -#include <net/if_arp.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include <stdio.h> -#include <stdlib.h> -#ifndef NO_UNISTD -#include <unistd.h> -#endif -#include <syslog.h> - -#ifndef USE_BFUNCS -/* Yes, memcpy is OK here (no overlapped copies). */ -#include <memory.h> -#define bcopy(a,b,c) memcpy(b,a,c) -#define bzero(p,l) memset(p,0,l) -#define bcmp(a,b,c) memcmp(a,b,c) -#endif - -#include "bptypes.h" -#include "hwaddr.h" -#include "report.h" - -extern int debug; - -/* - * Hardware address lengths (in bytes) and network name based on hardware - * type code. List in order specified by Assigned Numbers RFC; Array index - * is hardware type code. Entries marked as zero are unknown to the author - * at this time. . . . - */ - -struct hwinfo hwinfolist[] = -{ - {0, "Reserved"}, /* Type 0: Reserved (don't use this) */ - {6, "Ethernet"}, /* Type 1: 10Mb Ethernet (48 bits) */ - {1, "3Mb Ethernet"}, /* Type 2: 3Mb Ethernet (8 bits) */ - {0, "AX.25"}, /* Type 3: Amateur Radio AX.25 */ - {1, "ProNET"}, /* Type 4: Proteon ProNET Token Ring */ - {0, "Chaos"}, /* Type 5: Chaos */ - {6, "IEEE 802"}, /* Type 6: IEEE 802 Networks */ - {0, "ARCNET"} /* Type 7: ARCNET */ -}; -int hwinfocnt = sizeof(hwinfolist) / sizeof(hwinfolist[0]); - - -/* - * Setup the arp cache so that IP address 'ia' will be temporarily - * bound to hardware address 'ha' of length 'len'. - */ -void -setarp(s, ia, ha, len) - int s; /* socket fd */ - struct in_addr *ia; - u_char *ha; - int len; -{ -#ifdef SIOCSARP - struct arpreq arpreq; /* Arp request ioctl block */ - struct sockaddr_in *si; -#ifdef SVR4 - int fd; - struct strioctl iocb; -#endif /* SVR4 */ - - bzero((caddr_t) & arpreq, sizeof(arpreq)); - arpreq.arp_flags = ATF_INUSE | ATF_COM; - - /* Set up the protocol address. */ - arpreq.arp_pa.sa_family = AF_INET; - si = (struct sockaddr_in *) &arpreq.arp_pa; - si->sin_addr = *ia; - - /* Set up the hardware address. */ - bcopy(ha, arpreq.arp_ha.sa_data, len); - -#ifdef SVR4 - /* - * And now the stuff for System V Rel 4.x which does not - * appear to allow SIOCxxx ioctls on a socket descriptor. - * Thanks to several people: (all sent the same fix) - * Barney Wolff <barney@databus.com>, - * bear@upsys.se (Bj|rn Sj|holm), - * Michael Kuschke <Michael.Kuschke@Materna.DE>, - */ - if ((fd=open("/dev/arp", O_RDWR)) < 0) { - report(LOG_ERR, "open /dev/arp: %s\n", get_errmsg()); - } - iocb.ic_cmd = SIOCSARP; - iocb.ic_timout = 0; - iocb.ic_dp = (char *)&arpreq; - iocb.ic_len = sizeof(arpreq); - if (ioctl(fd, I_STR, (caddr_t)&iocb) < 0) { - report(LOG_ERR, "ioctl I_STR: %s\n", get_errmsg()); - } - close (fd); - -#else /* SVR4 */ - /* - * On SunOS, the ioctl sometimes returns ENXIO, and it - * appears to happen when the ARP cache entry you tried - * to add is already in the cache. (Sigh...) - * XXX - Should this error simply be ignored? -gwr - */ - if (ioctl(s, SIOCSARP, (caddr_t) & arpreq) < 0) { - report(LOG_ERR, "ioctl SIOCSARP: %s", get_errmsg()); - } -#endif /* SVR4 */ -#else /* SIOCSARP */ - /* - * Oh well, SIOCSARP is not defined. Just run arp(8). - * XXX - Gag! - */ - int status; - char buf[256]; - char *a; - - a = inet_ntoa(*ia); - snprintf(buf, sizeof(buf), "(arp -d %s; arp -s %s %s temp) " - "</dev/null >/dev/null 2>&1", a, a, haddrtoa(ha, len)); - if (debug > 2) - report(LOG_INFO, "%s", buf); - status = system(buf); - if (status) - report(LOG_ERR, "arp failed, exit code=0x%x", status); - return; -#endif /* SIOCSARP */ -} - - -/* - * Convert a hardware address to an ASCII string. - */ -char * -haddrtoa(haddr, hlen) - u_char *haddr; - int hlen; -{ - static char haddrbuf[3 * MAXHADDRLEN + 1]; - char *bufptr; - - if (hlen > MAXHADDRLEN) - hlen = MAXHADDRLEN; - - bufptr = haddrbuf; - while (hlen > 0) { - snprintf(bufptr, sizeof(haddrbuf) - (bufptr - haddrbuf), - "%02X:", (unsigned) (*haddr++ & 0xFF)); - bufptr += 3; - hlen--; - } - bufptr[-1] = 0; - return (haddrbuf); -} - - -/* - * haddr_conv802() - * -------------- - * - * Converts a backwards address to a canonical address and a canonical address - * to a backwards address. - * - * INPUTS: - * adr_in - pointer to six byte string to convert (unsigned char *) - * addr_len - how many bytes to convert - * - * OUTPUTS: - * addr_out - The string is updated to contain the converted address. - * - * CALLER: - * many - * - * DATA: - * Uses conv802table to bit-reverse the address bytes. - */ - -static u_char conv802table[256] = -{ - /* 0x00 */ 0x00, 0x80, 0x40, 0xC0, 0x20, 0xA0, 0x60, 0xE0, - /* 0x08 */ 0x10, 0x90, 0x50, 0xD0, 0x30, 0xB0, 0x70, 0xF0, - /* 0x10 */ 0x08, 0x88, 0x48, 0xC8, 0x28, 0xA8, 0x68, 0xE8, - /* 0x18 */ 0x18, 0x98, 0x58, 0xD8, 0x38, 0xB8, 0x78, 0xF8, - /* 0x20 */ 0x04, 0x84, 0x44, 0xC4, 0x24, 0xA4, 0x64, 0xE4, - /* 0x28 */ 0x14, 0x94, 0x54, 0xD4, 0x34, 0xB4, 0x74, 0xF4, - /* 0x30 */ 0x0C, 0x8C, 0x4C, 0xCC, 0x2C, 0xAC, 0x6C, 0xEC, - /* 0x38 */ 0x1C, 0x9C, 0x5C, 0xDC, 0x3C, 0xBC, 0x7C, 0xFC, - /* 0x40 */ 0x02, 0x82, 0x42, 0xC2, 0x22, 0xA2, 0x62, 0xE2, - /* 0x48 */ 0x12, 0x92, 0x52, 0xD2, 0x32, 0xB2, 0x72, 0xF2, - /* 0x50 */ 0x0A, 0x8A, 0x4A, 0xCA, 0x2A, 0xAA, 0x6A, 0xEA, - /* 0x58 */ 0x1A, 0x9A, 0x5A, 0xDA, 0x3A, 0xBA, 0x7A, 0xFA, - /* 0x60 */ 0x06, 0x86, 0x46, 0xC6, 0x26, 0xA6, 0x66, 0xE6, - /* 0x68 */ 0x16, 0x96, 0x56, 0xD6, 0x36, 0xB6, 0x76, 0xF6, - /* 0x70 */ 0x0E, 0x8E, 0x4E, 0xCE, 0x2E, 0xAE, 0x6E, 0xEE, - /* 0x78 */ 0x1E, 0x9E, 0x5E, 0xDE, 0x3E, 0xBE, 0x7E, 0xFE, - /* 0x80 */ 0x01, 0x81, 0x41, 0xC1, 0x21, 0xA1, 0x61, 0xE1, - /* 0x88 */ 0x11, 0x91, 0x51, 0xD1, 0x31, 0xB1, 0x71, 0xF1, - /* 0x90 */ 0x09, 0x89, 0x49, 0xC9, 0x29, 0xA9, 0x69, 0xE9, - /* 0x98 */ 0x19, 0x99, 0x59, 0xD9, 0x39, 0xB9, 0x79, 0xF9, - /* 0xA0 */ 0x05, 0x85, 0x45, 0xC5, 0x25, 0xA5, 0x65, 0xE5, - /* 0xA8 */ 0x15, 0x95, 0x55, 0xD5, 0x35, 0xB5, 0x75, 0xF5, - /* 0xB0 */ 0x0D, 0x8D, 0x4D, 0xCD, 0x2D, 0xAD, 0x6D, 0xED, - /* 0xB8 */ 0x1D, 0x9D, 0x5D, 0xDD, 0x3D, 0xBD, 0x7D, 0xFD, - /* 0xC0 */ 0x03, 0x83, 0x43, 0xC3, 0x23, 0xA3, 0x63, 0xE3, - /* 0xC8 */ 0x13, 0x93, 0x53, 0xD3, 0x33, 0xB3, 0x73, 0xF3, - /* 0xD0 */ 0x0B, 0x8B, 0x4B, 0xCB, 0x2B, 0xAB, 0x6B, 0xEB, - /* 0xD8 */ 0x1B, 0x9B, 0x5B, 0xDB, 0x3B, 0xBB, 0x7B, 0xFB, - /* 0xE0 */ 0x07, 0x87, 0x47, 0xC7, 0x27, 0xA7, 0x67, 0xE7, - /* 0xE8 */ 0x17, 0x97, 0x57, 0xD7, 0x37, 0xB7, 0x77, 0xF7, - /* 0xF0 */ 0x0F, 0x8F, 0x4F, 0xCF, 0x2F, 0xAF, 0x6F, 0xEF, - /* 0xF8 */ 0x1F, 0x9F, 0x5F, 0xDF, 0x3F, 0xBF, 0x7F, 0xFF, -}; - -void -haddr_conv802(addr_in, addr_out, len) - u_char *addr_in, *addr_out; - int len; -{ - u_char *lim; - - lim = addr_out + len; - while (addr_out < lim) - *addr_out++ = conv802table[*addr_in++]; -} - -#if 0 -/* - * For the record, here is a program to generate the - * bit-reverse table above. - */ -static int -bitrev(n) - int n; -{ - int i, r; - - r = 0; - for (i = 0; i < 8; i++) { - r <<= 1; - r |= (n & 1); - n >>= 1; - } - return r; -} - -int -main() -{ - int i; - for (i = 0; i <= 0xFF; i++) { - if ((i & 7) == 0) - printf("/* 0x%02X */", i); - printf(" 0x%02X,", bitrev(i)); - if ((i & 7) == 7) - printf("\n"); - } -} - -#endif - -/* - * Local Variables: - * tab-width: 4 - * c-indent-level: 4 - * c-argdecl-indent: 4 - * c-continued-statement-offset: 4 - * c-continued-brace-offset: -4 - * c-label-offset: -4 - * c-brace-offset: 0 - * End: - */ |