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 };
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291 | u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; /* Ask for offered IP */
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292 |
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293 | check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
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294 | check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
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295 | }
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296 | break;
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297 | }
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298 | case 3:
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299 | case 4:
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300 | case 5:
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301 | {
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302 | const u8_t arpproto[] = { 0x08, 0x06 };
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303 |
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304 | check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
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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 | }
|
---|