[457] | 1 | #include "test_dhcp.h"
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| 2 |
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| 3 | #include "lwip/netif.h"
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| 4 | #include "lwip/dhcp.h"
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| 5 | #include "lwip/prot/dhcp.h"
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| 6 | #include "lwip/etharp.h"
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| 7 | #include "netif/ethernet.h"
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| 8 |
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| 9 | struct netif net_test;
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| 10 |
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| 11 | static const u8_t broadcast[6] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
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| 12 |
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| 13 | static const u8_t magic_cookie[] = { 0x63, 0x82, 0x53, 0x63 };
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| 14 |
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| 15 | static u8_t dhcp_offer[] = {
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| 16 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, /* To unit */
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| 17 | 0x00, 0x0F, 0xEE, 0x30, 0xAB, 0x22, /* From Remote host */
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| 18 | 0x08, 0x00, /* Protocol: IP */
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| 19 | 0x45, 0x10, 0x01, 0x48, 0x00, 0x00, 0x00, 0x00, 0x80, 0x11, 0x36, 0xcc, 0xc3, 0xaa, 0xbd, 0xab, 0xc3, 0xaa, 0xbd, 0xc8, /* IP header */
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| 20 | 0x00, 0x43, 0x00, 0x44, 0x01, 0x34, 0x00, 0x00, /* UDP header */
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| 21 |
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| 22 | 0x02, /* Type == Boot reply */
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| 23 | 0x01, 0x06, /* Hw Ethernet, 6 bytes addrlen */
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| 24 | 0x00, /* 0 hops */
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| 25 | 0xAA, 0xAA, 0xAA, 0xAA, /* Transaction id, will be overwritten */
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| 26 | 0x00, 0x00, /* 0 seconds elapsed */
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| 27 | 0x00, 0x00, /* Flags (unicast) */
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| 28 | 0x00, 0x00, 0x00, 0x00, /* Client ip */
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| 29 | 0xc3, 0xaa, 0xbd, 0xc8, /* Your IP */
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| 30 | 0xc3, 0xaa, 0xbd, 0xab, /* DHCP server ip */
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| 31 | 0x00, 0x00, 0x00, 0x00, /* relay agent */
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| 32 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* MAC addr + padding */
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| 33 |
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| 34 | /* Empty server name and boot file name */
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| 35 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 36 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 37 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 38 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 39 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 40 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 41 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 42 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 43 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 44 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 45 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 46 | 0x00, 0x00, 0x00, 0x00,
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| 47 |
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| 48 | 0x63, 0x82, 0x53, 0x63, /* Magic cookie */
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| 49 | 0x35, 0x01, 0x02, /* Message type: Offer */
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| 50 | 0x36, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Server identifier (IP) */
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| 51 | 0x33, 0x04, 0x00, 0x00, 0x00, 0x78, /* Lease time 2 minutes */
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| 52 | 0x03, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Router IP */
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| 53 | 0x01, 0x04, 0xff, 0xff, 0xff, 0x00, /* Subnet mask */
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| 54 | 0xff, /* End option */
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| 55 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 56 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Padding */
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| 57 | };
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| 58 |
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| 59 | static u8_t dhcp_ack[] = {
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| 60 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, /* To unit */
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| 61 | 0x00, 0x0f, 0xEE, 0x30, 0xAB, 0x22, /* From remote host */
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| 62 | 0x08, 0x00, /* Proto IP */
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| 63 | 0x45, 0x10, 0x01, 0x48, 0x00, 0x00, 0x00, 0x00, 0x80, 0x11, 0x36, 0xcc, 0xc3, 0xaa, 0xbd, 0xab, 0xc3, 0xaa, 0xbd, 0xc8, /* IP header */
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| 64 | 0x00, 0x43, 0x00, 0x44, 0x01, 0x34, 0x00, 0x00, /* UDP header */
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| 65 | 0x02, /* Bootp reply */
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| 66 | 0x01, 0x06, /* Hw type Eth, len 6 */
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| 67 | 0x00, /* 0 hops */
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| 68 | 0xAA, 0xAA, 0xAA, 0xAA,
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| 69 | 0x00, 0x00, /* 0 seconds elapsed */
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| 70 | 0x00, 0x00, /* Flags (unicast) */
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| 71 | 0x00, 0x00, 0x00, 0x00, /* Client IP */
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| 72 | 0xc3, 0xaa, 0xbd, 0xc8, /* Your IP */
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| 73 | 0xc3, 0xaa, 0xbd, 0xab, /* DHCP server IP */
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| 74 | 0x00, 0x00, 0x00, 0x00, /* Relay agent */
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| 75 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Macaddr + padding */
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| 76 |
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| 77 | /* Empty server name and boot file name */
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| 78 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 79 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 80 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 81 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 82 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 83 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 84 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 85 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 86 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 87 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 88 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 89 | 0x00, 0x00, 0x00, 0x00,
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| 90 |
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| 91 | 0x63, 0x82, 0x53, 0x63, /* Magic cookie */
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| 92 | 0x35, 0x01, 0x05, /* Dhcp message type ack */
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| 93 | 0x36, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* DHCP server identifier */
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| 94 | 0x33, 0x04, 0x00, 0x00, 0x00, 0x78, /* Lease time 2 minutes */
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| 95 | 0x03, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Router IP */
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| 96 | 0x01, 0x04, 0xff, 0xff, 0xff, 0x00, /* Netmask */
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| 97 | 0xff, /* End marker */
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| 98 |
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| 99 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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| 100 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Padding */
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| 101 | };
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| 102 |
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| 103 | static const u8_t arpreply[] = {
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| 104 | 0x00, 0x23, 0xC1, 0xDE, 0xD0, 0x0D, /* dst mac */
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| 105 | 0x00, 0x32, 0x44, 0x20, 0x01, 0x02, /* src mac */
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| 106 | 0x08, 0x06, /* proto arp */
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| 107 | 0x00, 0x01, /* hw eth */
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| 108 | 0x08, 0x00, /* proto ip */
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| 109 | 0x06, /* hw addr len 6 */
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| 110 | 0x04, /* proto addr len 4 */
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| 111 | 0x00, 0x02, /* arp reply */
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| 112 | 0x00, 0x32, 0x44, 0x20, 0x01, 0x02, /* sender mac */
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| 113 | 0xc3, 0xaa, 0xbd, 0xc8, /* sender ip */
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| 114 | 0x00, 0x23, 0xC1, 0xDE, 0xD0, 0x0D, /* target mac */
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| 115 | 0x00, 0x00, 0x00, 0x00, /* target ip */
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| 116 | };
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| 117 |
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| 118 | static int txpacket;
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| 119 | static enum tcase {
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| 120 | TEST_LWIP_DHCP,
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| 121 | TEST_LWIP_DHCP_NAK,
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| 122 | TEST_LWIP_DHCP_RELAY,
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| 123 | TEST_LWIP_DHCP_NAK_NO_ENDMARKER,
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| 124 | TEST_LWIP_DHCP_INVALID_OVERLOAD,
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| 125 | TEST_NONE
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| 126 | } tcase;
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| 127 |
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| 128 | static int debug = 0;
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| 129 | static void setdebug(int a) {debug = a;}
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| 130 |
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| 131 | static int tick = 0;
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| 132 | static void tick_lwip(void)
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| 133 | {
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| 134 | tick++;
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| 135 | if (tick % 5 == 0) {
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| 136 | dhcp_fine_tmr();
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| 137 | }
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| 138 | if (tick % 600 == 0) {
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| 139 | dhcp_coarse_tmr();
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| 140 | }
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| 141 | }
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| 142 |
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| 143 | static void send_pkt(struct netif *netif, const u8_t *data, size_t len)
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| 144 | {
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| 145 | struct pbuf *p, *q;
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| 146 | LWIP_ASSERT("pkt too big", len <= 0xFFFF);
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| 147 | p = pbuf_alloc(PBUF_RAW, (u16_t)len, PBUF_POOL);
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| 148 |
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| 149 | if (debug) {
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| 150 | /* Dump data */
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| 151 | u32_t i;
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| 152 | printf("RX data (len %d)", p->tot_len);
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| 153 | for (i = 0; i < len; i++) {
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| 154 | printf(" %02X", data[i]);
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| 155 | }
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| 156 | printf("\n");
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| 157 | }
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| 158 |
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| 159 | fail_unless(p != NULL);
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| 160 | for(q = p; q != NULL; q = q->next) {
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| 161 | memcpy(q->payload, data, q->len);
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| 162 | data += q->len;
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| 163 | }
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| 164 | netif->input(p, netif);
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| 165 | }
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| 166 |
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| 167 | static err_t lwip_tx_func(struct netif *netif, struct pbuf *p);
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| 168 |
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| 169 | static err_t testif_init(struct netif *netif)
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| 170 | {
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| 171 | netif->name[0] = 'c';
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| 172 | netif->name[1] = 'h';
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| 173 | netif->output = etharp_output;
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| 174 | netif->linkoutput = lwip_tx_func;
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| 175 | netif->mtu = 1500;
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| 176 | netif->hwaddr_len = 6;
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| 177 | netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
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| 178 |
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| 179 | netif->hwaddr[0] = 0x00;
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| 180 | netif->hwaddr[1] = 0x23;
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| 181 | netif->hwaddr[2] = 0xC1;
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| 182 | netif->hwaddr[3] = 0xDE;
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| 183 | netif->hwaddr[4] = 0xD0;
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| 184 | netif->hwaddr[5] = 0x0D;
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| 185 |
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| 186 | return ERR_OK;
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| 187 | }
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| 188 |
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| 189 | static void dhcp_setup(void)
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| 190 | {
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| 191 | txpacket = 0;
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| 192 | lwip_check_ensure_no_alloc(SKIP_POOL(MEMP_SYS_TIMEOUT));
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| 193 | }
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| 194 |
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| 195 | static void dhcp_teardown(void)
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| 196 | {
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| 197 | lwip_check_ensure_no_alloc(SKIP_POOL(MEMP_SYS_TIMEOUT));
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| 198 | }
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| 199 |
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| 200 | static void check_pkt(struct pbuf *p, u32_t pos, const u8_t *mem, u32_t len)
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| 201 | {
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| 202 | u8_t *data;
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| 203 |
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| 204 | fail_if((pos + len) > p->tot_len);
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| 205 | while (pos > p->len && p->next) {
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| 206 | pos -= p->len;
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| 207 | p = p->next;
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| 208 | }
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| 209 | fail_if(p == NULL);
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| 210 | fail_unless(pos + len <= p->len); /* All data we seek within same pbuf */
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| 211 |
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| 212 | data = (u8_t*)p->payload;
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| 213 | fail_if(memcmp(&data[pos], mem, len), "data at pos %d, len %d in packet %d did not match", pos, len, txpacket);
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| 214 | }
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| 215 |
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| 216 | static void check_pkt_fuzzy(struct pbuf *p, u32_t startpos, const u8_t *mem, u32_t len)
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| 217 | {
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| 218 | int found;
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| 219 | u32_t i;
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| 220 | u8_t *data;
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| 221 |
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| 222 | fail_if((startpos + len) > p->tot_len);
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| 223 | while (startpos > p->len && p->next) {
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| 224 | startpos -= p->len;
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| 225 | p = p->next;
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| 226 | }
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| 227 | fail_if(p == NULL);
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| 228 | fail_unless(startpos + len <= p->len); /* All data we seek within same pbuf */
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| 229 |
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| 230 | found = 0;
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| 231 | data = (u8_t*)p->payload;
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| 232 | for (i = startpos; i <= (p->len - len); i++) {
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| 233 | if (memcmp(&data[i], mem, len) == 0) {
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| 234 | found = 1;
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| 235 | break;
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| 236 | }
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| 237 | }
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| 238 | fail_unless(found);
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| 239 | }
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| 240 |
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| 241 | static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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| 242 | {
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| 243 | fail_unless(netif == &net_test);
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| 244 | txpacket++;
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| 245 |
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| 246 | if (debug) {
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| 247 | struct pbuf *pp = p;
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| 248 | /* Dump data */
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| 249 | printf("TX data (pkt %d, len %d, tick %d)", txpacket, p->tot_len, tick);
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| 250 | do {
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| 251 | int i;
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| 252 | for (i = 0; i < pp->len; i++) {
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| 253 | printf(" %02X", ((u8_t *) pp->payload)[i]);
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| 254 | }
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| 255 | if (pp->next) {
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| 256 | pp = pp->next;
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| 257 | }
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| 258 | } while (pp->next);
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| 259 | printf("\n");
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| 260 | }
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| 261 |
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| 262 | switch (tcase) {
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| 263 | case TEST_LWIP_DHCP:
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| 264 | switch (txpacket) {
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| 265 | case 1:
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| 266 | case 2:
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| 267 | {
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| 268 | const u8_t ipproto[] = { 0x08, 0x00 };
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| 269 | const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
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| 270 | const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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| 271 |
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| 272 | check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
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| 273 | check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
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| 274 |
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| 275 | check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
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| 276 |
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| 277 | check_pkt(p, 42, bootp_start, sizeof(bootp_start));
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| 278 |
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| 279 | check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
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| 280 |
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| 281 | check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
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| 282 |
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| 283 | check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
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| 284 |
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| 285 | /* Check dchp message type, can be at different positions */
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| 286 | if (txpacket == 1) {
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| 287 | u8_t dhcp_discover_opt[] = { 0x35, 0x01, 0x01 };
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| 288 | check_pkt_fuzzy(p, 282, dhcp_discover_opt, sizeof(dhcp_discover_opt));
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| 289 | } else if (txpacket == 2) {
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| 290 | u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
|
---|
| 291 | u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; /* Ask for offered IP */
|
---|
| 292 |
|
---|
| 293 | check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
|
---|
| 294 | check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
|
---|
| 295 | }
|
---|
| 296 | break;
|
---|
| 297 | }
|
---|
| 298 | case 3:
|
---|
| 299 | case 4:
|
---|
| 300 | case 5:
|
---|
| 301 | {
|
---|
| 302 | const u8_t arpproto[] = { 0x08, 0x06 };
|
---|
| 303 |
|
---|
| 304 | check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
|
---|
| 305 | check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
|
---|
| 306 |
|
---|
| 307 | check_pkt(p, 12, arpproto, sizeof(arpproto)); /* eth level proto: ip */
|
---|
| 308 | break;
|
---|
| 309 | }
|
---|
| 310 | default:
|
---|
| 311 | fail();
|
---|
| 312 | break;
|
---|
| 313 | }
|
---|
| 314 | break;
|
---|
| 315 |
|
---|
| 316 | case TEST_LWIP_DHCP_NAK:
|
---|
| 317 | {
|
---|
| 318 | const u8_t ipproto[] = { 0x08, 0x00 };
|
---|
| 319 | const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
|
---|
| 320 | const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
|
---|
| 321 | const u8_t dhcp_nak_opt[] = { 0x35, 0x01, 0x04 };
|
---|
| 322 | const u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; /* offered IP */
|
---|
| 323 |
|
---|
| 324 | fail_unless(txpacket == 4);
|
---|
| 325 | check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
|
---|
| 326 | check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
|
---|
| 327 |
|
---|
| 328 | check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
|
---|
| 329 |
|
---|
| 330 | check_pkt(p, 42, bootp_start, sizeof(bootp_start));
|
---|
| 331 |
|
---|
| 332 | check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
|
---|
| 333 |
|
---|
| 334 | check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
|
---|
| 335 |
|
---|
| 336 | check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
|
---|
| 337 |
|
---|
| 338 | check_pkt_fuzzy(p, 282, dhcp_nak_opt, sizeof(dhcp_nak_opt)); /* NAK the ack */
|
---|
| 339 |
|
---|
| 340 | check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
|
---|
| 341 | break;
|
---|
| 342 | }
|
---|
| 343 |
|
---|
| 344 | case TEST_LWIP_DHCP_RELAY:
|
---|
| 345 | switch (txpacket) {
|
---|
| 346 | case 1:
|
---|
| 347 | case 2:
|
---|
| 348 | {
|
---|
| 349 | const u8_t ipproto[] = { 0x08, 0x00 };
|
---|
| 350 | const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
|
---|
| 351 | const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
|
---|
| 352 |
|
---|
| 353 | check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
|
---|
| 354 | check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
|
---|
| 355 |
|
---|
| 356 | check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
|
---|
| 357 |
|
---|
| 358 | check_pkt(p, 42, bootp_start, sizeof(bootp_start));
|
---|
| 359 |
|
---|
| 360 | check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
|
---|
| 361 |
|
---|
| 362 | check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
|
---|
| 363 |
|
---|
| 364 | check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
|
---|
| 365 |
|
---|
| 366 | /* Check dchp message type, can be at different positions */
|
---|
| 367 | if (txpacket == 1) {
|
---|
| 368 | u8_t dhcp_discover_opt[] = { 0x35, 0x01, 0x01 };
|
---|
| 369 | check_pkt_fuzzy(p, 282, dhcp_discover_opt, sizeof(dhcp_discover_opt));
|
---|
| 370 | } else if (txpacket == 2) {
|
---|
| 371 | u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
|
---|
| 372 | u8_t requested_ipaddr[] = { 0x32, 0x04, 0x4f, 0x8a, 0x33, 0x05 }; /* Ask for offered IP */
|
---|
| 373 |
|
---|
| 374 | check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
|
---|
| 375 | check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
|
---|
| 376 | }
|
---|
| 377 | break;
|
---|
| 378 | }
|
---|
| 379 | case 3:
|
---|
| 380 | case 4:
|
---|
| 381 | case 5:
|
---|
| 382 | case 6:
|
---|
| 383 | {
|
---|
| 384 | const u8_t arpproto[] = { 0x08, 0x06 };
|
---|
| 385 |
|
---|
| 386 | check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
|
---|
| 387 | check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
|
---|
| 388 |
|
---|
| 389 | check_pkt(p, 12, arpproto, sizeof(arpproto)); /* eth level proto: ip */
|
---|
| 390 | break;
|
---|
| 391 | }
|
---|
| 392 | case 7:
|
---|
| 393 | {
|
---|
| 394 | const u8_t fake_arp[6] = { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xab };
|
---|
| 395 | const u8_t ipproto[] = { 0x08, 0x00 };
|
---|
| 396 | const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
|
---|
| 397 | const u8_t ipaddrs[] = { 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
|
---|
| 398 | const u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
|
---|
| 399 |
|
---|
| 400 | check_pkt(p, 0, fake_arp, 6); /* eth level dest: broadcast */
|
---|
| 401 | check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
|
---|
| 402 |
|
---|
| 403 | check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
|
---|
| 404 |
|
---|
| 405 | check_pkt(p, 42, bootp_start, sizeof(bootp_start));
|
---|
| 406 |
|
---|
| 407 | check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
|
---|
| 408 |
|
---|
| 409 | check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
|
---|
| 410 |
|
---|
| 411 | check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
|
---|
| 412 |
|
---|
| 413 | /* Check dchp message type, can be at different positions */
|
---|
| 414 | check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
|
---|
| 415 | break;
|
---|
| 416 | }
|
---|
| 417 | default:
|
---|
| 418 | fail();
|
---|
| 419 | break;
|
---|
| 420 | }
|
---|
| 421 | break;
|
---|
| 422 |
|
---|
| 423 | default:
|
---|
| 424 | break;
|
---|
| 425 | }
|
---|
| 426 |
|
---|
| 427 | return ERR_OK;
|
---|
| 428 | }
|
---|
| 429 |
|
---|
| 430 | /*
|
---|
| 431 | * Test basic happy flow DHCP session.
|
---|
| 432 | * Validate that xid is checked.
|
---|
| 433 | */
|
---|
| 434 | START_TEST(test_dhcp)
|
---|
| 435 | {
|
---|
| 436 | ip4_addr_t addr;
|
---|
| 437 | ip4_addr_t netmask;
|
---|
| 438 | ip4_addr_t gw;
|
---|
| 439 | int i;
|
---|
| 440 | u32_t xid;
|
---|
| 441 | LWIP_UNUSED_ARG(_i);
|
---|
| 442 |
|
---|
| 443 | tcase = TEST_LWIP_DHCP;
|
---|
| 444 | setdebug(0);
|
---|
| 445 |
|
---|
| 446 | IP4_ADDR(&addr, 0, 0, 0, 0);
|
---|
| 447 | IP4_ADDR(&netmask, 0, 0, 0, 0);
|
---|
| 448 | IP4_ADDR(&gw, 0, 0, 0, 0);
|
---|
| 449 |
|
---|
| 450 | netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
|
---|
| 451 | netif_set_link_up(&net_test);
|
---|
| 452 | netif_set_up(&net_test);
|
---|
| 453 |
|
---|
| 454 | dhcp_start(&net_test);
|
---|
| 455 |
|
---|
| 456 | fail_unless(txpacket == 1); /* DHCP discover sent */
|
---|
| 457 | xid = netif_dhcp_data(&net_test)->xid; /* Write bad xid, not using htonl! */
|
---|
| 458 | memcpy(&dhcp_offer[46], &xid, 4);
|
---|
| 459 | send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
|
---|
| 460 |
|
---|
| 461 | /* IP addresses should be zero */
|
---|
| 462 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 463 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 464 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 465 |
|
---|
| 466 | fail_unless(txpacket == 1, "TX %d packets, expected 1", txpacket); /* Nothing more sent */
|
---|
| 467 | xid = htonl(netif_dhcp_data(&net_test)->xid);
|
---|
| 468 | memcpy(&dhcp_offer[46], &xid, 4); /* insert correct transaction id */
|
---|
| 469 | send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
|
---|
| 470 |
|
---|
| 471 | fail_unless(txpacket == 2, "TX %d packets, expected 2", txpacket); /* DHCP request sent */
|
---|
| 472 | xid = netif_dhcp_data(&net_test)->xid; /* Write bad xid, not using htonl! */
|
---|
| 473 | memcpy(&dhcp_ack[46], &xid, 4);
|
---|
| 474 | send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
|
---|
| 475 |
|
---|
| 476 | fail_unless(txpacket == 2, "TX %d packets, still expected 2", txpacket); /* No more sent */
|
---|
| 477 | xid = htonl(netif_dhcp_data(&net_test)->xid); /* xid updated */
|
---|
| 478 | memcpy(&dhcp_ack[46], &xid, 4); /* insert transaction id */
|
---|
| 479 | send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
|
---|
| 480 |
|
---|
| 481 | for (i = 0; i < 20; i++) {
|
---|
| 482 | tick_lwip();
|
---|
| 483 | }
|
---|
| 484 | fail_unless(txpacket == 5, "TX %d packets, expected 5", txpacket); /* ARP requests sent */
|
---|
| 485 |
|
---|
| 486 | /* Interface up */
|
---|
| 487 | fail_unless(netif_is_up(&net_test));
|
---|
| 488 |
|
---|
| 489 | /* Now it should have taken the IP */
|
---|
| 490 | IP4_ADDR(&addr, 195, 170, 189, 200);
|
---|
| 491 | IP4_ADDR(&netmask, 255, 255, 255, 0);
|
---|
| 492 | IP4_ADDR(&gw, 195, 170, 189, 171);
|
---|
| 493 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 494 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 495 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 496 |
|
---|
| 497 | tcase = TEST_NONE;
|
---|
| 498 | dhcp_stop(&net_test);
|
---|
| 499 | dhcp_cleanup(&net_test);
|
---|
| 500 | netif_remove(&net_test);
|
---|
| 501 | }
|
---|
| 502 | END_TEST
|
---|
| 503 |
|
---|
| 504 | /*
|
---|
| 505 | * Test that IP address is not taken and NAK is sent if someone
|
---|
| 506 | * replies to ARP requests for the offered address.
|
---|
| 507 | */
|
---|
| 508 | START_TEST(test_dhcp_nak)
|
---|
| 509 | {
|
---|
| 510 | ip4_addr_t addr;
|
---|
| 511 | ip4_addr_t netmask;
|
---|
| 512 | ip4_addr_t gw;
|
---|
| 513 | u32_t xid;
|
---|
| 514 | LWIP_UNUSED_ARG(_i);
|
---|
| 515 |
|
---|
| 516 | tcase = TEST_LWIP_DHCP;
|
---|
| 517 | setdebug(0);
|
---|
| 518 |
|
---|
| 519 | IP4_ADDR(&addr, 0, 0, 0, 0);
|
---|
| 520 | IP4_ADDR(&netmask, 0, 0, 0, 0);
|
---|
| 521 | IP4_ADDR(&gw, 0, 0, 0, 0);
|
---|
| 522 |
|
---|
| 523 | netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
|
---|
| 524 | netif_set_link_up(&net_test);
|
---|
| 525 | netif_set_up(&net_test);
|
---|
| 526 |
|
---|
| 527 | dhcp_start(&net_test);
|
---|
| 528 |
|
---|
| 529 | fail_unless(txpacket == 1); /* DHCP discover sent */
|
---|
| 530 | xid = netif_dhcp_data(&net_test)->xid; /* Write bad xid, not using htonl! */
|
---|
| 531 | memcpy(&dhcp_offer[46], &xid, 4);
|
---|
| 532 | send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
|
---|
| 533 |
|
---|
| 534 | /* IP addresses should be zero */
|
---|
| 535 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 536 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 537 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 538 |
|
---|
| 539 | fail_unless(txpacket == 1); /* Nothing more sent */
|
---|
| 540 | xid = htonl(netif_dhcp_data(&net_test)->xid);
|
---|
| 541 | memcpy(&dhcp_offer[46], &xid, 4); /* insert correct transaction id */
|
---|
| 542 | send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
|
---|
| 543 |
|
---|
| 544 | fail_unless(txpacket == 2); /* DHCP request sent */
|
---|
| 545 | xid = netif_dhcp_data(&net_test)->xid; /* Write bad xid, not using htonl! */
|
---|
| 546 | memcpy(&dhcp_ack[46], &xid, 4);
|
---|
| 547 | send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
|
---|
| 548 |
|
---|
| 549 | fail_unless(txpacket == 2); /* No more sent */
|
---|
| 550 | xid = htonl(netif_dhcp_data(&net_test)->xid); /* xid updated */
|
---|
| 551 | memcpy(&dhcp_ack[46], &xid, 4); /* insert transaction id */
|
---|
| 552 | send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
|
---|
| 553 |
|
---|
| 554 | fail_unless(txpacket == 3); /* ARP request sent */
|
---|
| 555 |
|
---|
| 556 | tcase = TEST_LWIP_DHCP_NAK; /* Switch testcase */
|
---|
| 557 |
|
---|
| 558 | /* Send arp reply, mark offered IP as taken */
|
---|
| 559 | send_pkt(&net_test, arpreply, sizeof(arpreply));
|
---|
| 560 |
|
---|
| 561 | fail_unless(txpacket == 4); /* DHCP nak sent */
|
---|
| 562 |
|
---|
| 563 | tcase = TEST_NONE;
|
---|
| 564 | dhcp_stop(&net_test);
|
---|
| 565 | dhcp_cleanup(&net_test);
|
---|
| 566 | netif_remove(&net_test);
|
---|
| 567 | }
|
---|
| 568 | END_TEST
|
---|
| 569 |
|
---|
| 570 | /*
|
---|
| 571 | * Test case based on captured data where
|
---|
| 572 | * replies are sent from a different IP than the
|
---|
| 573 | * one the client unicasted to.
|
---|
| 574 | */
|
---|
| 575 | START_TEST(test_dhcp_relayed)
|
---|
| 576 | {
|
---|
| 577 | u8_t relay_offer[] = {
|
---|
| 578 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d,
|
---|
| 579 | 0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60,
|
---|
| 580 | 0x08, 0x00, 0x45, 0x00,
|
---|
| 581 | 0x01, 0x38, 0xfd, 0x53, 0x00, 0x00, 0x40, 0x11,
|
---|
| 582 | 0x78, 0x46, 0x4f, 0x8a, 0x32, 0x02, 0x4f, 0x8a,
|
---|
| 583 | 0x33, 0x05, 0x00, 0x43, 0x00, 0x44, 0x01, 0x24,
|
---|
| 584 | 0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x51, 0x35,
|
---|
| 585 | 0xb6, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 586 | 0x00, 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00,
|
---|
| 587 | 0x00, 0x00, 0x0a, 0xb5, 0x04, 0x01, 0x00, 0x23,
|
---|
| 588 | 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
|
---|
| 589 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 590 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 591 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 592 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 593 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 594 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 595 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 596 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 597 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 598 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 599 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 600 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 601 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 602 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 603 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 604 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 605 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 606 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 607 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 608 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 609 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 610 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 611 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 612 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 613 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
|
---|
| 614 | 0x53, 0x63, 0x01, 0x04, 0xff, 0xff, 0xfe, 0x00,
|
---|
| 615 | 0x03, 0x04, 0x4f, 0x8a, 0x32, 0x01, 0x06, 0x08,
|
---|
| 616 | 0x4f, 0x8a, 0x00, 0xb4, 0x55, 0x08, 0x1f, 0xd1,
|
---|
| 617 | 0x1c, 0x04, 0x4f, 0x8a, 0x33, 0xff, 0x33, 0x04,
|
---|
| 618 | 0x00, 0x00, 0x54, 0x49, 0x35, 0x01, 0x02, 0x36,
|
---|
| 619 | 0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff
|
---|
| 620 | };
|
---|
| 621 |
|
---|
| 622 | u8_t relay_ack1[] = {
|
---|
| 623 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x22,
|
---|
| 624 | 0x93, 0x5a, 0xf7, 0x60, 0x08, 0x00, 0x45, 0x00,
|
---|
| 625 | 0x01, 0x38, 0xfd, 0x55, 0x00, 0x00, 0x40, 0x11,
|
---|
| 626 | 0x78, 0x44, 0x4f, 0x8a, 0x32, 0x02, 0x4f, 0x8a,
|
---|
| 627 | 0x33, 0x05, 0x00, 0x43, 0x00, 0x44, 0x01, 0x24,
|
---|
| 628 | 0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x51, 0x35,
|
---|
| 629 | 0xb6, 0xa1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 630 | 0x00, 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00,
|
---|
| 631 | 0x00, 0x00, 0x0a, 0xb5, 0x04, 0x01, 0x00, 0x23,
|
---|
| 632 | 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
|
---|
| 633 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 634 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 635 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 636 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 637 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 638 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 639 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 640 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 641 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 642 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 643 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 644 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 645 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 646 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 647 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 648 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 649 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 650 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 651 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 652 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 653 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 654 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 655 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 656 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 657 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
|
---|
| 658 | 0x53, 0x63, 0x01, 0x04, 0xff, 0xff, 0xfe, 0x00,
|
---|
| 659 | 0x03, 0x04, 0x4f, 0x8a, 0x32, 0x01, 0x06, 0x08,
|
---|
| 660 | 0x4f, 0x8a, 0x00, 0xb4, 0x55, 0x08, 0x1f, 0xd1,
|
---|
| 661 | 0x1c, 0x04, 0x4f, 0x8a, 0x33, 0xff, 0x33, 0x04,
|
---|
| 662 | 0x00, 0x00, 0x54, 0x49, 0x35, 0x01, 0x05, 0x36,
|
---|
| 663 | 0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff
|
---|
| 664 | };
|
---|
| 665 |
|
---|
| 666 | u8_t relay_ack2[] = {
|
---|
| 667 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d,
|
---|
| 668 | 0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60,
|
---|
| 669 | 0x08, 0x00, 0x45, 0x00,
|
---|
| 670 | 0x01, 0x38, 0xfa, 0x18, 0x00, 0x00, 0x40, 0x11,
|
---|
| 671 | 0x7b, 0x81, 0x4f, 0x8a, 0x32, 0x02, 0x4f, 0x8a,
|
---|
| 672 | 0x33, 0x05, 0x00, 0x43, 0x00, 0x44, 0x01, 0x24,
|
---|
| 673 | 0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x49, 0x8b,
|
---|
| 674 | 0x6e, 0xab, 0x00, 0x00, 0x00, 0x00, 0x4f, 0x8a,
|
---|
| 675 | 0x33, 0x05, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00,
|
---|
| 676 | 0x00, 0x00, 0x0a, 0xb5, 0x04, 0x01, 0x00, 0x23,
|
---|
| 677 | 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
|
---|
| 678 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 679 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 680 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 681 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 682 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 683 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 684 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 685 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 686 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 687 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 688 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 689 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 690 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 691 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 692 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 693 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 694 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 695 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 696 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 697 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 698 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 699 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 700 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 701 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 702 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
|
---|
| 703 | 0x53, 0x63, 0x01, 0x04, 0xff, 0xff, 0xfe, 0x00,
|
---|
| 704 | 0x03, 0x04, 0x4f, 0x8a, 0x32, 0x01, 0x06, 0x08,
|
---|
| 705 | 0x4f, 0x8a, 0x00, 0xb4, 0x55, 0x08, 0x1f, 0xd1,
|
---|
| 706 | 0x1c, 0x04, 0x4f, 0x8a, 0x33, 0xff, 0x33, 0x04,
|
---|
| 707 | 0x00, 0x00, 0x54, 0x60, 0x35, 0x01, 0x05, 0x36,
|
---|
| 708 | 0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff };
|
---|
| 709 |
|
---|
| 710 | const u8_t arp_resp[] = {
|
---|
| 711 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, /* DEST */
|
---|
| 712 | 0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60, /* SRC */
|
---|
| 713 | 0x08, 0x06, /* Type: ARP */
|
---|
| 714 | 0x00, 0x01, /* HW: Ethernet */
|
---|
| 715 | 0x08, 0x00, /* PROTO: IP */
|
---|
| 716 | 0x06, /* HW size */
|
---|
| 717 | 0x04, /* PROTO size */
|
---|
| 718 | 0x00, 0x02, /* OPCODE: Reply */
|
---|
| 719 |
|
---|
| 720 | 0x12, 0x34, 0x56, 0x78, 0x9a, 0xab, /* Target MAC */
|
---|
| 721 | 0x4f, 0x8a, 0x32, 0x01, /* Target IP */
|
---|
| 722 |
|
---|
| 723 | 0x00, 0x23, 0xc1, 0x00, 0x06, 0x50, /* src mac */
|
---|
| 724 | 0x4f, 0x8a, 0x33, 0x05, /* src ip */
|
---|
| 725 |
|
---|
| 726 | /* Padding follows.. */
|
---|
| 727 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 728 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 729 | 0x00, 0x00, 0x00, 0x00 };
|
---|
| 730 |
|
---|
| 731 | ip4_addr_t addr;
|
---|
| 732 | ip4_addr_t netmask;
|
---|
| 733 | ip4_addr_t gw;
|
---|
| 734 | int i;
|
---|
| 735 | u32_t xid;
|
---|
| 736 | LWIP_UNUSED_ARG(_i);
|
---|
| 737 |
|
---|
| 738 | tcase = TEST_LWIP_DHCP_RELAY;
|
---|
| 739 | setdebug(0);
|
---|
| 740 |
|
---|
| 741 | IP4_ADDR(&addr, 0, 0, 0, 0);
|
---|
| 742 | IP4_ADDR(&netmask, 0, 0, 0, 0);
|
---|
| 743 | IP4_ADDR(&gw, 0, 0, 0, 0);
|
---|
| 744 |
|
---|
| 745 | netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
|
---|
| 746 | netif_set_link_up(&net_test);
|
---|
| 747 | netif_set_up(&net_test);
|
---|
| 748 |
|
---|
| 749 | dhcp_start(&net_test);
|
---|
| 750 |
|
---|
| 751 | fail_unless(txpacket == 1); /* DHCP discover sent */
|
---|
| 752 |
|
---|
| 753 | /* IP addresses should be zero */
|
---|
| 754 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 755 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 756 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 757 |
|
---|
| 758 | fail_unless(txpacket == 1); /* Nothing more sent */
|
---|
| 759 | xid = htonl(netif_dhcp_data(&net_test)->xid);
|
---|
| 760 | memcpy(&relay_offer[46], &xid, 4); /* insert correct transaction id */
|
---|
| 761 | send_pkt(&net_test, relay_offer, sizeof(relay_offer));
|
---|
| 762 |
|
---|
| 763 | /* request sent? */
|
---|
| 764 | fail_unless(txpacket == 2, "txpkt = %d, should be 2", txpacket);
|
---|
| 765 | xid = htonl(netif_dhcp_data(&net_test)->xid); /* xid updated */
|
---|
| 766 | memcpy(&relay_ack1[46], &xid, 4); /* insert transaction id */
|
---|
| 767 | send_pkt(&net_test, relay_ack1, sizeof(relay_ack1));
|
---|
| 768 |
|
---|
| 769 | for (i = 0; i < 25; i++) {
|
---|
| 770 | tick_lwip();
|
---|
| 771 | }
|
---|
| 772 | fail_unless(txpacket == 5, "txpkt should be 5, is %d", txpacket); /* ARP requests sent */
|
---|
| 773 |
|
---|
| 774 | /* Interface up */
|
---|
| 775 | fail_unless(netif_is_up(&net_test));
|
---|
| 776 |
|
---|
| 777 | /* Now it should have taken the IP */
|
---|
| 778 | IP4_ADDR(&addr, 79, 138, 51, 5);
|
---|
| 779 | IP4_ADDR(&netmask, 255, 255, 254, 0);
|
---|
| 780 | IP4_ADDR(&gw, 79, 138, 50, 1);
|
---|
| 781 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 782 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 783 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 784 |
|
---|
| 785 | fail_unless(txpacket == 5, "txpacket = %d", txpacket);
|
---|
| 786 |
|
---|
| 787 | for (i = 0; i < 108000 - 25; i++) {
|
---|
| 788 | tick_lwip();
|
---|
| 789 | }
|
---|
| 790 |
|
---|
| 791 | fail_unless(netif_is_up(&net_test));
|
---|
| 792 | fail_unless(txpacket == 6, "txpacket = %d", txpacket);
|
---|
| 793 |
|
---|
| 794 | /* We need to send arp response here.. */
|
---|
| 795 |
|
---|
| 796 | send_pkt(&net_test, arp_resp, sizeof(arp_resp));
|
---|
| 797 |
|
---|
| 798 | fail_unless(txpacket == 7, "txpacket = %d", txpacket);
|
---|
| 799 | fail_unless(netif_is_up(&net_test));
|
---|
| 800 |
|
---|
| 801 | xid = htonl(netif_dhcp_data(&net_test)->xid); /* xid updated */
|
---|
| 802 | memcpy(&relay_ack2[46], &xid, 4); /* insert transaction id */
|
---|
| 803 | send_pkt(&net_test, relay_ack2, sizeof(relay_ack2));
|
---|
| 804 |
|
---|
| 805 | for (i = 0; i < 100000; i++) {
|
---|
| 806 | tick_lwip();
|
---|
| 807 | }
|
---|
| 808 |
|
---|
| 809 | fail_unless(txpacket == 7, "txpacket = %d", txpacket);
|
---|
| 810 |
|
---|
| 811 | tcase = TEST_NONE;
|
---|
| 812 | dhcp_stop(&net_test);
|
---|
| 813 | dhcp_cleanup(&net_test);
|
---|
| 814 | netif_remove(&net_test);
|
---|
| 815 |
|
---|
| 816 | }
|
---|
| 817 | END_TEST
|
---|
| 818 |
|
---|
| 819 | START_TEST(test_dhcp_nak_no_endmarker)
|
---|
| 820 | {
|
---|
| 821 | ip4_addr_t addr;
|
---|
| 822 | ip4_addr_t netmask;
|
---|
| 823 | ip4_addr_t gw;
|
---|
| 824 |
|
---|
| 825 | u8_t dhcp_nack_no_endmarker[] = {
|
---|
| 826 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x54, 0x75,
|
---|
| 827 | 0xd0, 0x26, 0xd0, 0x0d, 0x08, 0x00, 0x45, 0x00,
|
---|
| 828 | 0x01, 0x15, 0x38, 0x86, 0x00, 0x00, 0xff, 0x11,
|
---|
| 829 | 0xc0, 0xa8, 0xc0, 0xa8, 0x01, 0x01, 0xff, 0xff,
|
---|
| 830 | 0xff, 0xff, 0x00, 0x43, 0x00, 0x44, 0x01, 0x01,
|
---|
| 831 | 0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x7a, 0xcb,
|
---|
| 832 | 0xba, 0xf2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 833 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 834 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x23,
|
---|
| 835 | 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
|
---|
| 836 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 837 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 838 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 839 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 840 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 841 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 842 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 843 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 844 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 845 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 846 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 847 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 848 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 849 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 850 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 851 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 852 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 853 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 854 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 855 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 856 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 857 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 858 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 859 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 860 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
|
---|
| 861 | 0x53, 0x63, 0x35, 0x01, 0x06, 0x36, 0x04, 0xc0,
|
---|
| 862 | 0xa8, 0x01, 0x01, 0x31, 0xef, 0xad, 0x72, 0x31,
|
---|
| 863 | 0x43, 0x4e, 0x44, 0x30, 0x32, 0x35, 0x30, 0x43,
|
---|
| 864 | 0x52, 0x47, 0x44, 0x38, 0x35, 0x36, 0x3c, 0x08,
|
---|
| 865 | 0x4d, 0x53, 0x46, 0x54, 0x20, 0x35, 0x2e, 0x30,
|
---|
| 866 | 0x37, 0x0d, 0x01, 0x0f, 0x03, 0x06, 0x2c, 0x2e,
|
---|
| 867 | 0x2f, 0x1f, 0x21, 0x79, 0xf9, 0x2b, 0xfc, 0xff,
|
---|
| 868 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe2, 0x71,
|
---|
| 869 | 0xf3, 0x5b, 0xe2, 0x71, 0x2e, 0x01, 0x08, 0x03,
|
---|
| 870 | 0x04, 0xc0, 0xa8, 0x01, 0x01, 0xff, 0xeb, 0x1e,
|
---|
| 871 | 0x44, 0xec, 0xeb, 0x1e, 0x30, 0x37, 0x0c, 0x01,
|
---|
| 872 | 0x0f, 0x03, 0x06, 0x2c, 0x2e, 0x2f, 0x1f, 0x21,
|
---|
| 873 | 0x79, 0xf9, 0x2b, 0xff, 0x25, 0xc0, 0x09, 0xd6,
|
---|
| 874 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 875 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
|
---|
| 876 | };
|
---|
| 877 | u32_t xid;
|
---|
| 878 | struct dhcp* dhcp;
|
---|
| 879 | u8_t tries;
|
---|
| 880 | u16_t request_timeout;
|
---|
| 881 | LWIP_UNUSED_ARG(_i);
|
---|
| 882 |
|
---|
| 883 | tcase = TEST_LWIP_DHCP_NAK_NO_ENDMARKER;
|
---|
| 884 | setdebug(0);
|
---|
| 885 |
|
---|
| 886 | IP4_ADDR(&addr, 0, 0, 0, 0);
|
---|
| 887 | IP4_ADDR(&netmask, 0, 0, 0, 0);
|
---|
| 888 | IP4_ADDR(&gw, 0, 0, 0, 0);
|
---|
| 889 |
|
---|
| 890 | netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
|
---|
| 891 | netif_set_link_up(&net_test);
|
---|
| 892 | netif_set_up(&net_test);
|
---|
| 893 |
|
---|
| 894 | dhcp_start(&net_test);
|
---|
| 895 | dhcp = netif_dhcp_data(&net_test);
|
---|
| 896 |
|
---|
| 897 | fail_unless(txpacket == 1); /* DHCP discover sent */
|
---|
| 898 | xid = dhcp->xid; /* Write bad xid, not using htonl! */
|
---|
| 899 | memcpy(&dhcp_offer[46], &xid, 4);
|
---|
| 900 | send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
|
---|
| 901 |
|
---|
| 902 | /* IP addresses should be zero */
|
---|
| 903 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 904 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 905 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 906 |
|
---|
| 907 | fail_unless(txpacket == 1); /* Nothing more sent */
|
---|
| 908 | xid = htonl(dhcp->xid);
|
---|
| 909 | memcpy(&dhcp_offer[46], &xid, 4); /* insert correct transaction id */
|
---|
| 910 | send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
|
---|
| 911 |
|
---|
| 912 | fail_unless(dhcp->state == DHCP_STATE_REQUESTING);
|
---|
| 913 |
|
---|
| 914 | fail_unless(txpacket == 2); /* No more sent */
|
---|
| 915 | xid = htonl(dhcp->xid); /* xid updated */
|
---|
| 916 | memcpy(&dhcp_nack_no_endmarker[46], &xid, 4); /* insert transaction id */
|
---|
| 917 | tries = dhcp->tries;
|
---|
| 918 | request_timeout = dhcp->request_timeout;
|
---|
| 919 | send_pkt(&net_test, dhcp_nack_no_endmarker, sizeof(dhcp_nack_no_endmarker));
|
---|
| 920 |
|
---|
| 921 | /* NAK should be ignored */
|
---|
| 922 | fail_unless(dhcp->state == DHCP_STATE_REQUESTING);
|
---|
| 923 | fail_unless(txpacket == 2); /* No more sent */
|
---|
| 924 | fail_unless(xid == htonl(dhcp->xid));
|
---|
| 925 | fail_unless(tries == dhcp->tries);
|
---|
| 926 | fail_unless(request_timeout == dhcp->request_timeout);
|
---|
| 927 |
|
---|
| 928 | tcase = TEST_NONE;
|
---|
| 929 | dhcp_stop(&net_test);
|
---|
| 930 | dhcp_cleanup(&net_test);
|
---|
| 931 | netif_remove(&net_test);
|
---|
| 932 | }
|
---|
| 933 | END_TEST
|
---|
| 934 |
|
---|
| 935 | START_TEST(test_dhcp_invalid_overload)
|
---|
| 936 | {
|
---|
| 937 | u8_t dhcp_offer_invalid_overload[] = {
|
---|
| 938 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, /* To unit */
|
---|
| 939 | 0x00, 0x0F, 0xEE, 0x30, 0xAB, 0x22, /* From Remote host */
|
---|
| 940 | 0x08, 0x00, /* Protocol: IP */
|
---|
| 941 | 0x45, 0x10, 0x01, 0x48, 0x00, 0x00, 0x00, 0x00, 0x80, 0x11, 0x36, 0xcc, 0xc3, 0xaa, 0xbd, 0xab, 0xc3, 0xaa, 0xbd, 0xc8, /* IP header */
|
---|
| 942 | 0x00, 0x43, 0x00, 0x44, 0x01, 0x34, 0x00, 0x00, /* UDP header */
|
---|
| 943 |
|
---|
| 944 | 0x02, /* Type == Boot reply */
|
---|
| 945 | 0x01, 0x06, /* Hw Ethernet, 6 bytes addrlen */
|
---|
| 946 | 0x00, /* 0 hops */
|
---|
| 947 | 0xAA, 0xAA, 0xAA, 0xAA, /* Transaction id, will be overwritten */
|
---|
| 948 | 0x00, 0x00, /* 0 seconds elapsed */
|
---|
| 949 | 0x00, 0x00, /* Flags (unicast) */
|
---|
| 950 | 0x00, 0x00, 0x00, 0x00, /* Client ip */
|
---|
| 951 | 0xc3, 0xaa, 0xbd, 0xc8, /* Your IP */
|
---|
| 952 | 0xc3, 0xaa, 0xbd, 0xab, /* DHCP server ip */
|
---|
| 953 | 0x00, 0x00, 0x00, 0x00, /* relay agent */
|
---|
| 954 | 0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* MAC addr + padding */
|
---|
| 955 |
|
---|
| 956 | /* Empty server name */
|
---|
| 957 | 0x34, 0x01, 0x02, 0xff, /* Overload: SNAME + END */
|
---|
| 958 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 959 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 960 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 961 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 962 | /* Empty boot file name */
|
---|
| 963 | 0x34, 0x01, 0x01, 0xff, /* Overload FILE + END */
|
---|
| 964 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 965 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 966 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 967 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 968 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 969 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 970 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 971 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 972 |
|
---|
| 973 | 0x63, 0x82, 0x53, 0x63, /* Magic cookie */
|
---|
| 974 | 0x35, 0x01, 0x02, /* Message type: Offer */
|
---|
| 975 | 0x36, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Server identifier (IP) */
|
---|
| 976 | 0x33, 0x04, 0x00, 0x00, 0x00, 0x78, /* Lease time 2 minutes */
|
---|
| 977 | 0x03, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Router IP */
|
---|
| 978 | 0x01, 0x04, 0xff, 0xff, 0xff, 0x00, /* Subnet mask */
|
---|
| 979 | 0x34, 0x01, 0x03, /* Overload: FILE + SNAME */
|
---|
| 980 | 0xff, /* End option */
|
---|
| 981 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
---|
| 982 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Padding */
|
---|
| 983 | };
|
---|
| 984 | ip4_addr_t addr;
|
---|
| 985 | ip4_addr_t netmask;
|
---|
| 986 | ip4_addr_t gw;
|
---|
| 987 | u32_t xid;
|
---|
| 988 | LWIP_UNUSED_ARG(_i);
|
---|
| 989 |
|
---|
| 990 | tcase = TEST_LWIP_DHCP_INVALID_OVERLOAD;
|
---|
| 991 | setdebug(0);
|
---|
| 992 |
|
---|
| 993 | IP4_ADDR(&addr, 0, 0, 0, 0);
|
---|
| 994 | IP4_ADDR(&netmask, 0, 0, 0, 0);
|
---|
| 995 | IP4_ADDR(&gw, 0, 0, 0, 0);
|
---|
| 996 |
|
---|
| 997 | netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
|
---|
| 998 | netif_set_link_up(&net_test);
|
---|
| 999 | netif_set_up(&net_test);
|
---|
| 1000 |
|
---|
| 1001 | dhcp_start(&net_test);
|
---|
| 1002 |
|
---|
| 1003 | fail_unless(txpacket == 1); /* DHCP discover sent */
|
---|
| 1004 | xid = htonl(netif_dhcp_data(&net_test)->xid);
|
---|
| 1005 | memcpy(&dhcp_offer_invalid_overload[46], &xid, 4); /* insert correct transaction id */
|
---|
| 1006 | dhcp_offer_invalid_overload[311] = 3;
|
---|
| 1007 | send_pkt(&net_test, dhcp_offer_invalid_overload, sizeof(dhcp_offer_invalid_overload));
|
---|
| 1008 | /* IP addresses should be zero */
|
---|
| 1009 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 1010 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 1011 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 1012 | fail_unless(txpacket == 1); /* Nothing more sent */
|
---|
| 1013 |
|
---|
| 1014 | dhcp_offer_invalid_overload[311] = 2;
|
---|
| 1015 | send_pkt(&net_test, dhcp_offer_invalid_overload, sizeof(dhcp_offer_invalid_overload));
|
---|
| 1016 | /* IP addresses should be zero */
|
---|
| 1017 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 1018 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 1019 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 1020 | fail_unless(txpacket == 1); /* Nothing more sent */
|
---|
| 1021 |
|
---|
| 1022 | dhcp_offer_invalid_overload[311] = 1;
|
---|
| 1023 | send_pkt(&net_test, dhcp_offer_invalid_overload, sizeof(dhcp_offer_invalid_overload));
|
---|
| 1024 | /* IP addresses should be zero */
|
---|
| 1025 | fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
|
---|
| 1026 | fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
|
---|
| 1027 | fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
|
---|
| 1028 | fail_unless(txpacket == 1); /* Nothing more sent */
|
---|
| 1029 |
|
---|
| 1030 | dhcp_offer_invalid_overload[311] = 0;
|
---|
| 1031 | send_pkt(&net_test, dhcp_offer_invalid_overload, sizeof(dhcp_offer));
|
---|
| 1032 |
|
---|
| 1033 | fail_unless(netif_dhcp_data(&net_test)->state == DHCP_STATE_REQUESTING);
|
---|
| 1034 |
|
---|
| 1035 | fail_unless(txpacket == 2); /* No more sent */
|
---|
| 1036 | xid = htonl(netif_dhcp_data(&net_test)->xid); /* xid updated */
|
---|
| 1037 |
|
---|
| 1038 | tcase = TEST_NONE;
|
---|
| 1039 | dhcp_stop(&net_test);
|
---|
| 1040 | dhcp_cleanup(&net_test);
|
---|
| 1041 | netif_remove(&net_test);
|
---|
| 1042 | }
|
---|
| 1043 | END_TEST
|
---|
| 1044 |
|
---|
| 1045 | /** Create the suite including all tests for this module */
|
---|
| 1046 | Suite *
|
---|
| 1047 | dhcp_suite(void)
|
---|
| 1048 | {
|
---|
| 1049 | testfunc tests[] = {
|
---|
| 1050 | TESTFUNC(test_dhcp),
|
---|
| 1051 | TESTFUNC(test_dhcp_nak),
|
---|
| 1052 | TESTFUNC(test_dhcp_relayed),
|
---|
| 1053 | TESTFUNC(test_dhcp_nak_no_endmarker),
|
---|
| 1054 | TESTFUNC(test_dhcp_invalid_overload)
|
---|
| 1055 | };
|
---|
| 1056 | return create_suite("DHCP", tests, sizeof(tests)/sizeof(testfunc), dhcp_setup, dhcp_teardown);
|
---|
| 1057 | }
|
---|