X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=net%2Fbootp.c;h=73470f2d46fc66942b65e39a975be89e43329f4a;hb=d2b5d5c4c1505e7a3f3e1b8120566ae9b7042e9f;hp=f48744abfd128b97c8b71172cde6c0a3b7e15f82;hpb=1d28d48e3df65ef867395eb84ee0498f1c52a384;p=karo-tx-uboot.git diff --git a/net/bootp.c b/net/bootp.c index f48744abfd..73470f2d46 100644 --- a/net/bootp.c +++ b/net/bootp.c @@ -8,17 +8,6 @@ * Copyright 2000-2004 Wolfgang Denk, wd@denx.de */ -#if 0 -#define DEBUG 1 /* general debug */ -#define DEBUG_BOOTP_EXT 1 /* Debug received vendor fields */ -#endif - -#ifdef DEBUG_BOOTP_EXT -#define debug_ext(fmt,args...) printf (fmt ,##args) -#else -#define debug_ext(fmt,args...) -#endif - #include #include #include @@ -31,9 +20,7 @@ #define BOOTP_VENDOR_MAGIC 0x63825363 /* RFC1048 Magic Cookie */ -#if defined(CONFIG_CMD_NET) - -#define TIMEOUT 5UL /* Seconds before trying BOOTP again */ +#define TIMEOUT 5000UL /* Milliseconds before trying BOOTP again */ #ifndef CONFIG_NET_RETRY_COUNT # define TIMEOUT_COUNT 5 /* # of timeouts before giving up */ #else @@ -57,7 +44,8 @@ ulong seed1, seed2; dhcp_state_t dhcp_state = INIT; unsigned long dhcp_leasetime = 0; IPaddr_t NetDHCPServerIP = 0; -static void DhcpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len); +static void DhcpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src, + unsigned len); /* For Debug */ #if 0 @@ -107,7 +95,7 @@ static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len) retval = -6; } - debug ("Filtering pkt = %d\n", retval); + debug("Filtering pkt = %d\n", retval); return retval; } @@ -124,12 +112,12 @@ static void BootpCopyNetParams(Bootp_t *bp) NetCopyIP(&tmp_ip, &bp->bp_siaddr); if (tmp_ip != 0) NetCopyIP(&NetServerIP, &bp->bp_siaddr); - memcpy (NetServerEther, ((Ethernet_t *)NetRxPkt)->et_src, 6); + memcpy (NetServerEther, ((Ethernet_t *)NetRxPacket)->et_src, 6); #endif if (strlen(bp->bp_file) > 0) copy_filename (BootFile, bp->bp_file, sizeof(BootFile)); - debug ("Bootfile: %s\n", BootFile); + debug("Bootfile: %s\n", BootFile); /* Propagate to environment: * don't delete exising entry when BOOTP / DHCP reply does @@ -150,13 +138,43 @@ static int truncate_sz (const char *name, int maxlen, int curlen) return (curlen); } +/* + * Check if autoload is enabled. If so, use either NFS or TFTP to download + * the boot file. + */ +static void auto_load(void) +{ + const char *s = getenv("autoload"); + + if (s != NULL) { + if (*s == 'n') { + /* + * Just use BOOTP to configure system; + * Do not use TFTP to load the bootfile. + */ + NetState = NETLOOP_SUCCESS; + return; + } +#if defined(CONFIG_CMD_NFS) + if (strcmp(s, "NFS") == 0) { + /* + * Use NFS to load the bootfile. + */ + NfsStart(); + return; + } +#endif + } + TftpStart(); +} + #if !defined(CONFIG_CMD_DHCP) static void BootpVendorFieldProcess (u8 * ext) { int size = *(ext + 1); - debug_ext ("[BOOTP] Processing extension %d... (%d bytes)\n", *ext, + debug("[BOOTP] Processing extension %d... (%d bytes)\n", *ext, *(ext + 1)); NetBootFileSize = 0; @@ -240,6 +258,11 @@ static void BootpVendorFieldProcess (u8 * ext) NetOurNISDomain[size] = 0; } break; +#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_NTPSERVER) + case 42: /* NTP server IP */ + NetCopyIP(&NetNtpServerIP, (IPaddr_t *) (ext + 2)); + break; +#endif /* Application layer fields */ case 43: /* Vendor specific info - Not yet supported */ /* @@ -255,7 +278,7 @@ static void BootpVendorProcess (u8 * ext, int size) { u8 *end = ext + size; - debug_ext ("[BOOTP] Checking extension (%d bytes)...\n", size); + debug("[BOOTP] Checking extension (%d bytes)...\n", size); while ((ext < end) && (*ext != 0xff)) { if (*ext == 0) { @@ -269,51 +292,44 @@ static void BootpVendorProcess (u8 * ext, int size) } } -#ifdef DEBUG_BOOTP_EXT - puts ("[BOOTP] Received fields: \n"); - if (NetOurSubnetMask) { - puts ("NetOurSubnetMask : "); - print_IPaddr (NetOurSubnetMask); - putc ('\n'); - } + debug("[BOOTP] Received fields: \n"); + if (NetOurSubnetMask) + debug("NetOurSubnetMask : %pI4\n", &NetOurSubnetMask); - if (NetOurGatewayIP) { - puts ("NetOurGatewayIP : "); - print_IPaddr (NetOurGatewayIP); - putc ('\n'); - } + if (NetOurGatewayIP) + debug("NetOurGatewayIP : %pI4", &NetOurGatewayIP); - if (NetBootFileSize) { - printf ("NetBootFileSize : %d\n", NetBootFileSize); - } + if (NetBootFileSize) + debug("NetBootFileSize : %d\n", NetBootFileSize); - if (NetOurHostName[0]) { - printf ("NetOurHostName : %s\n", NetOurHostName); - } + if (NetOurHostName[0]) + debug("NetOurHostName : %s\n", NetOurHostName); - if (NetOurRootPath[0]) { - printf ("NetOurRootPath : %s\n", NetOurRootPath); - } + if (NetOurRootPath[0]) + debug("NetOurRootPath : %s\n", NetOurRootPath); - if (NetOurNISDomain[0]) { - printf ("NetOurNISDomain : %s\n", NetOurNISDomain); - } + if (NetOurNISDomain[0]) + debug("NetOurNISDomain : %s\n", NetOurNISDomain); - if (NetBootFileSize) { - printf ("NetBootFileSize: %d\n", NetBootFileSize); - } -#endif /* DEBUG_BOOTP_EXT */ + if (NetBootFileSize) + debug("NetBootFileSize: %d\n", NetBootFileSize); + +#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_NTPSERVER) + if (NetNtpServerIP) + debug("NetNtpServerIP : %pI4\n", &NetNtpServerIP); +#endif } + /* * Handle a BOOTP received packet. */ static void -BootpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len) +BootpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src, + unsigned len) { Bootp_t *bp; - char *s; - debug ("got BOOTP packet (src=%d, dst=%d, len=%d want_len=%zu)\n", + debug("got BOOTP packet (src=%d, dst=%d, len=%d want_len=%zu)\n", src, dest, len, sizeof (Bootp_t)); bp = (Bootp_t *)pkt; @@ -336,28 +352,9 @@ BootpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len) NetSetTimeout(0, (thand_f *)0); - debug ("Got good BOOTP\n"); + debug("Got good BOOTP\n"); - if ((s = getenv("autoload")) != NULL) { - if (*s == 'n') { - /* - * Just use BOOTP to configure system; - * Do not use TFTP to load the bootfile. - */ - NetState = NETLOOP_SUCCESS; - return; -#if defined(CONFIG_CMD_NFS) - } else if (strcmp(s, "NFS") == 0) { - /* - * Use NFS to load the bootfile. - */ - NfsStart(); - return; -#endif - } - } - - TftpStart(); + auto_load(); } #endif @@ -371,7 +368,7 @@ BootpTimeout(void) puts ("\nRetry count exceeded; starting again\n"); NetStartAgain (); } else { - NetSetTimeout (TIMEOUT * CFG_HZ, BootpTimeout); + NetSetTimeout (TIMEOUT, BootpTimeout); BootpRequest (); } } @@ -384,6 +381,11 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R { u8 *start = e; u8 *cnt; +#if defined(CONFIG_BOOTP_PXE) + char *uuid; + size_t vci_strlen; + u16 clientarch; +#endif #if defined(CONFIG_BOOTP_VENDOREX) u8 *x; @@ -438,6 +440,41 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R } #endif +#if defined(CONFIG_BOOTP_PXE) + clientarch = CONFIG_BOOTP_PXE_CLIENTARCH; + *e++ = 93; /* Client System Architecture */ + *e++ = 2; + *e++ = (clientarch >> 8) & 0xff; + *e++ = clientarch & 0xff; + + *e++ = 94; /* Client Network Interface Identifier */ + *e++ = 3; + *e++ = 1; /* type field for UNDI */ + *e++ = 0; /* major revision */ + *e++ = 0; /* minor revision */ + + uuid = getenv("pxeuuid"); + + if (uuid) { + if (uuid_str_valid(uuid)) { + *e++ = 97; /* Client Machine Identifier */ + *e++ = 17; + *e++ = 0; /* type 0 - UUID */ + + uuid_str_to_bin(uuid, e); + e += 16; + } else { + printf("Invalid pxeuuid: %s\n", uuid); + } + } + + *e++ = 60; /* Vendor Class Identifier */ + vci_strlen = strlen(CONFIG_BOOTP_VCI_STRING); + *e++ = vci_strlen; + memcpy(e, CONFIG_BOOTP_VCI_STRING, vci_strlen); + e += vci_strlen; +#endif + #if defined(CONFIG_BOOTP_VENDOREX) if ((x = dhcp_vendorex_prep (e))) return x - start; @@ -482,11 +519,15 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R *e++ = 42; *cnt += 1; #endif + /* no options, so back up to avoid sending an empty request list */ + if (*cnt == 0) + e -= 2; + *e++ = 255; /* End of the list */ /* Pad to minimal length */ #ifdef CONFIG_DHCP_MIN_EXT_LEN - while ((e - start) <= CONFIG_DHCP_MIN_EXT_LEN) + while ((e - start) < CONFIG_DHCP_MIN_EXT_LEN) *e++ = 0; #endif @@ -558,6 +599,11 @@ static int BootpExtended (u8 * e) *e++ = 32; e += 32; #endif +#if defined(CONFIG_BOOTP_NTPSERVER) + *e++ = 42; + *e++ = 4; + e += 4; +#endif *e++ = 255; /* End of the list */ @@ -579,29 +625,15 @@ BootpRequest (void) #ifdef CONFIG_BOOTP_RANDOM_DELAY /* Random BOOTP delay */ unsigned char bi_enetaddr[6]; int reg; - char *e,*s; - char tmp[64]; ulong tst1, tst2, sum, m_mask, m_value = 0; if (BootpTry ==0) { /* get our mac */ - reg = getenv_r ("ethaddr", tmp, sizeof(tmp)); - s = (reg > 0) ? tmp : NULL; + eth_getenv_enetaddr("ethaddr", bi_enetaddr); - for (reg=0; reg<6; ++reg) { - bi_enetaddr[reg] = s ? simple_strtoul(s, &e, 16) : 0; - if (s) { - s = (*e) ? e+1 : e; - } - } -#ifdef DEBUG - puts ("BootpRequest => Our Mac: "); - for (reg=0; reg<6; reg++) { - printf ("%x%c", - bi_enetaddr[reg], - reg==5 ? '\n' : ':'); - } -#endif /* DEBUG */ + debug("BootpRequest => Our Mac: "); + for (reg=0; reg<6; reg++) + debug("%x%c", bi_enetaddr[reg], reg==5 ? '\n' : ':'); /* Mac-Manipulation 2 get seed1 */ tst1=0; @@ -671,7 +703,7 @@ BootpRequest (void) bp->bp_htype = HWT_ETHER; bp->bp_hlen = HWL_ETHER; bp->bp_hops = 0; - bp->bp_secs = htons(get_timer(0) / CFG_HZ); + bp->bp_secs = htons(get_timer(0) / 1000); NetWriteIP(&bp->bp_ciaddr, 0); NetWriteIP(&bp->bp_yiaddr, 0); NetWriteIP(&bp->bp_siaddr, 0); @@ -688,7 +720,7 @@ BootpRequest (void) /* * Bootp ID is the lower 4 bytes of our ethernet address - * plus the current time in HZ. + * plus the current time in ms. */ BootpID = ((ulong)NetOurEther[2] << 24) | ((ulong)NetOurEther[3] << 16) @@ -702,10 +734,10 @@ BootpRequest (void) * Calculate proper packet lengths taking into account the * variable size of the options field */ - pktlen = BOOTP_SIZE - sizeof(bp->bp_vend) + ext_len; + pktlen = ((int)(pkt-NetTxPacket)) + BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + ext_len; iplen = BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + ext_len; NetSetIP(iphdr, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, iplen); - NetSetTimeout(SELECT_TIMEOUT * CFG_HZ, BootpTimeout); + NetSetTimeout(SELECT_TIMEOUT, BootpTimeout); #if defined(CONFIG_CMD_DHCP) dhcp_state = SELECTING; @@ -721,6 +753,9 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp) { uchar *end = popt + BOOTP_HDR_SIZE; int oplen, size; +#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_TIMEOFFSET) + int *to_ptr; +#endif while (popt < end && *popt != 0xff) { oplen = *(popt + 1); @@ -730,7 +765,8 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp) break; #if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_TIMEOFFSET) case 2: /* Time offset */ - NetCopyLong ((ulong *)&NetTimeOffset, (ulong *) (popt + 2)); + to_ptr = &NetTimeOffset; + NetCopyLong ((ulong *)to_ptr, (ulong *)(popt + 2)); NetTimeOffset = ntohl (NetTimeOffset); break; #endif @@ -835,7 +871,7 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer) int pktlen, iplen, extlen; IPaddr_t OfferedIP; - debug ("DhcpSendRequestPkt: Sending DHCPREQUEST\n"); + debug("DhcpSendRequestPkt: Sending DHCPREQUEST\n"); pkt = NetTxPacket; memset ((void*)pkt, 0, PKTSIZE); @@ -849,7 +885,7 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer) bp->bp_htype = HWT_ETHER; bp->bp_hlen = HWL_ETHER; bp->bp_hops = 0; - bp->bp_secs = htons(get_timer(0) / CFG_HZ); + bp->bp_secs = htons(get_timer(0) / 1000); /* Do not set the client IP, your IP, or server IP yet, since it hasn't been ACK'ed by * the server yet */ @@ -875,11 +911,11 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer) NetCopyIP(&OfferedIP, &bp_offer->bp_yiaddr); extlen = DhcpExtended((u8 *)bp->bp_vend, DHCP_REQUEST, NetDHCPServerIP, OfferedIP); - pktlen = BOOTP_SIZE - sizeof(bp->bp_vend) + extlen; + pktlen = ((int)(pkt-NetTxPacket)) + BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + extlen; iplen = BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + extlen; NetSetIP(iphdr, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, iplen); - debug ("Transmitting DHCPREQUEST packet: len = %d\n", pktlen); + debug("Transmitting DHCPREQUEST packet: len = %d\n", pktlen); #ifdef CONFIG_BOOTP_DHCP_REQUEST_DELAY udelay(CONFIG_BOOTP_DHCP_REQUEST_DELAY); #endif /* CONFIG_BOOTP_DHCP_REQUEST_DELAY */ @@ -890,17 +926,18 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer) * Handle DHCP received packets. */ static void -DhcpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len) +DhcpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src, + unsigned len) { Bootp_t *bp = (Bootp_t *)pkt; - debug ("DHCPHandler: got packet: (src=%d, dst=%d, len=%d) state: %d\n", + debug("DHCPHandler: got packet: (src=%d, dst=%d, len=%d) state: %d\n", src, dest, len, dhcp_state); if (BootpCheckPkt(pkt, dest, src, len)) /* Filter out pkts we don't want */ return; - debug ("DHCPHandler: got DHCP packet: (src=%d, dst=%d, len=%d) state: %d\n", + debug("DHCPHandler: got DHCP packet: (src=%d, dst=%d, len=%d) state: %d\n", src, dest, len, dhcp_state); switch (dhcp_state) { @@ -911,66 +948,44 @@ DhcpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len) * If filename is in format we recognize, assume it is a valid * OFFER from a server we want. */ - debug ("DHCP: state=SELECTING bp_file: \"%s\"\n", bp->bp_file); -#ifdef CFG_BOOTFILE_PREFIX + debug("DHCP: state=SELECTING bp_file: \"%s\"\n", bp->bp_file); +#ifdef CONFIG_SYS_BOOTFILE_PREFIX if (strncmp(bp->bp_file, - CFG_BOOTFILE_PREFIX, - strlen(CFG_BOOTFILE_PREFIX)) == 0 ) { -#endif /* CFG_BOOTFILE_PREFIX */ + CONFIG_SYS_BOOTFILE_PREFIX, + strlen(CONFIG_SYS_BOOTFILE_PREFIX)) == 0 ) { +#endif /* CONFIG_SYS_BOOTFILE_PREFIX */ - debug ("TRANSITIONING TO REQUESTING STATE\n"); + debug("TRANSITIONING TO REQUESTING STATE\n"); dhcp_state = REQUESTING; if (NetReadLong((ulong*)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC)) DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp); - BootpCopyNetParams(bp); /* Store net params from reply */ - - NetSetTimeout(TIMEOUT * CFG_HZ, BootpTimeout); + NetSetTimeout(TIMEOUT, BootpTimeout); DhcpSendRequestPkt(bp); -#ifdef CFG_BOOTFILE_PREFIX +#ifdef CONFIG_SYS_BOOTFILE_PREFIX } -#endif /* CFG_BOOTFILE_PREFIX */ +#endif /* CONFIG_SYS_BOOTFILE_PREFIX */ return; break; case REQUESTING: - debug ("DHCP State: REQUESTING\n"); + debug("DHCP State: REQUESTING\n"); if ( DhcpMessageType((u8 *)bp->bp_vend) == DHCP_ACK ) { - char *s; - if (NetReadLong((ulong*)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC)) DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp); BootpCopyNetParams(bp); /* Store net params from reply */ dhcp_state = BOUND; - puts ("DHCP client bound to address "); - print_IPaddr(NetOurIP); - putc ('\n'); - - /* Obey the 'autoload' setting */ - if ((s = getenv("autoload")) != NULL) { - if (*s == 'n') { - /* - * Just use BOOTP to configure system; - * Do not use TFTP to load the bootfile. - */ - NetState = NETLOOP_SUCCESS; - return; -#if defined(CONFIG_CMD_NFS) - } else if (strcmp(s, "NFS") == 0) { - /* - * Use NFS to load the bootfile. - */ - NfsStart(); - return; -#endif - } - } - TftpStart(); + printf ("DHCP client bound to address %pI4\n", &NetOurIP); + + auto_load(); return; } break; + case BOUND: + /* DHCP client bound to address */ + break; default: puts ("DHCP: INVALID STATE\n"); break; @@ -983,5 +998,3 @@ void DhcpRequest(void) BootpRequest(); } #endif /* CONFIG_CMD_DHCP */ - -#endif /* CONFIG_CMD_NET */