mirror of
https://github.com/lwip-tcpip/lwip.git
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new dhcp unit test: fix compilation for strict C, made local functions static, made some variables and parameters const
This commit is contained in:
goldsimon
parent
5db6bb02d6
commit
e1225cec5f
@ -6,11 +6,11 @@
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struct netif net_test;
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static u8_t broadcast[6] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
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static const u8_t broadcast[6] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
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static u8_t magic_cookie[] = { 0x63, 0x82, 0x53, 0x63 };
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static const u8_t magic_cookie[] = { 0x63, 0x82, 0x53, 0x63 };
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static u8_t dhcp_offer[] = {
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static const u8_t dhcp_offer[] = {
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0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, // To unit
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0x00, 0x0F, 0xEE, 0x30, 0xAB, 0x22, // From Remote host
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0x08, 0x00, // Protocol: IP
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@ -54,7 +54,7 @@ static u8_t dhcp_offer[] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Padding
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};
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static u8_t dhcp_ack[] = {
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static const u8_t dhcp_ack[] = {
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0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, // To unit
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0x00, 0x0f, 0xEE, 0x30, 0xAB, 0x22, // From remote host
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0x08, 0x00, // Proto IP
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@ -98,7 +98,7 @@ static u8_t dhcp_ack[] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Padding
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};
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static u8_t arpreply[] = {
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static const u8_t arpreply[] = {
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0x00, 0x23, 0xC1, 0xDE, 0xD0, 0x0D, // dst mac
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0x00, 0x32, 0x44, 0x20, 0x01, 0x02, // src mac
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0x08, 0x06, // proto arp
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@ -124,7 +124,7 @@ static int debug = 0;
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static void setdebug(int a) {debug = a;}
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static int tick = 0;
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static void tick_lwip()
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static void tick_lwip(void)
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{
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tick++;
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if (tick % 5 == 0) {
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@ -135,7 +135,7 @@ static void tick_lwip()
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}
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}
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static void send_pkt(struct netif *netif, u8_t *data, u32_t len)
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static void send_pkt(struct netif *netif, const u8_t *data, u32_t len)
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{
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struct pbuf *p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
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struct pbuf *q;
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@ -180,17 +180,19 @@ static err_t testif_init(struct netif *netif)
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return ERR_OK;
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}
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static void dhcp_setup()
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static void dhcp_setup(void)
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{
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txpacket = 0;
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}
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static void dhcp_teardown()
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static void dhcp_teardown(void)
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{
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}
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static void check_pkt(struct pbuf *p, u32_t pos, u8_t *mem, u32_t len)
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static void check_pkt(struct pbuf *p, u32_t pos, const u8_t *mem, u32_t len)
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{
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u8_t *data;
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fail_if((pos + len) > p->tot_len);
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while (pos > p->len && p->next) {
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pos -= p->len;
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@ -199,12 +201,16 @@ static void check_pkt(struct pbuf *p, u32_t pos, u8_t *mem, u32_t len)
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fail_if(p == NULL);
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fail_unless(pos + len <= p->len); // All data we seek within same pbuf
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u8_t *data = p->payload;
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data = p->payload;
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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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}
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static void check_pkt_fuzzy(struct pbuf *p, u32_t startpos, u8_t *mem, u32_t len)
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static void check_pkt_fuzzy(struct pbuf *p, u32_t startpos, const u8_t *mem, u32_t len)
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{
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int found;
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u32_t i;
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u8_t *data;
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fail_if((startpos + len) > p->tot_len);
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while (startpos > p->len && p->next) {
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startpos -= p->len;
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@ -213,9 +219,8 @@ static void check_pkt_fuzzy(struct pbuf *p, u32_t startpos, u8_t *mem, u32_t len
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fail_if(p == NULL);
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fail_unless(startpos + len <= p->len); // All data we seek within same pbuf
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int found = 0;
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u32_t i;
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u8_t *data = p->payload;
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found = 0;
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data = p->payload;
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for (i = startpos; i <= (p->len - len); i++) {
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if (memcmp(&data[i], mem, len) == 0) {
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found = 1;
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@ -231,9 +236,9 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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txpacket++;
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if (debug) {
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struct pbuf *pp = p;
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// Dump data
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printf("TX data (pkt %d, len %d, tick %d)", txpacket, p->tot_len, tick);
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struct pbuf *pp = p;
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do {
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int i;
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for (i = 0; i < pp->len; i++) {
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@ -252,16 +257,17 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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case 1:
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case 2:
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{
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const u8_t ipproto[] = { 0x08, 0x00 };
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const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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check_pkt(p, 0, broadcast, 6); // eth level dest: broadcast
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check_pkt(p, 6, netif->hwaddr, 6); // eth level src: unit mac
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u8_t ipproto[] = { 0x08, 0x00 };
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check_pkt(p, 12, ipproto, sizeof(ipproto)); // eth level proto: ip
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u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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check_pkt(p, 42, bootp_start, sizeof(bootp_start));
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u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
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check_pkt(p, 70, netif->hwaddr, 6); // mac addr inside bootp
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@ -274,9 +280,9 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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check_pkt_fuzzy(p, 282, dhcp_discover_opt, sizeof(dhcp_discover_opt));
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} else if (txpacket == 2) {
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u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
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check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
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u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; // Ask for offered IP
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check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
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check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
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}
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break;
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@ -285,10 +291,11 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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case 4:
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case 5:
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{
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const u8_t arpproto[] = { 0x08, 0x06 };
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check_pkt(p, 0, broadcast, 6); // eth level dest: broadcast
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check_pkt(p, 6, netif->hwaddr, 6); // eth level src: unit mac
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u8_t arpproto[] = { 0x08, 0x06 };
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check_pkt(p, 12, arpproto, sizeof(arpproto)); // eth level proto: ip
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break;
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}
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@ -297,27 +304,28 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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case TEST_LWIP_DHCP_NAK:
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{
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const u8_t ipproto[] = { 0x08, 0x00 };
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const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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const u8_t dhcp_nak_opt[] = { 0x35, 0x01, 0x04 };
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const u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; // offered IP
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fail_unless(txpacket == 4);
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check_pkt(p, 0, broadcast, 6); // eth level dest: broadcast
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check_pkt(p, 6, netif->hwaddr, 6); // eth level src: unit mac
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u8_t ipproto[] = { 0x08, 0x00 };
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check_pkt(p, 12, ipproto, sizeof(ipproto)); // eth level proto: ip
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u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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check_pkt(p, 42, bootp_start, sizeof(bootp_start));
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u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
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check_pkt(p, 70, netif->hwaddr, 6); // mac addr inside bootp
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check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
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u8_t dhcp_nak_opt[] = { 0x35, 0x01, 0x04 };
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check_pkt_fuzzy(p, 282, dhcp_nak_opt, sizeof(dhcp_nak_opt)); // NAK the ack
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u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; // offered IP
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check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
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break;
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}
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@ -327,16 +335,17 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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case 1:
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case 2:
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{
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const u8_t ipproto[] = { 0x08, 0x00 };
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const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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check_pkt(p, 0, broadcast, 6); // eth level dest: broadcast
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check_pkt(p, 6, netif->hwaddr, 6); // eth level src: unit mac
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u8_t ipproto[] = { 0x08, 0x00 };
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check_pkt(p, 12, ipproto, sizeof(ipproto)); // eth level proto: ip
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u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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check_pkt(p, 42, bootp_start, sizeof(bootp_start));
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u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
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check_pkt(p, 70, netif->hwaddr, 6); // mac addr inside bootp
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@ -349,9 +358,9 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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check_pkt_fuzzy(p, 282, dhcp_discover_opt, sizeof(dhcp_discover_opt));
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} else if (txpacket == 2) {
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u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
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check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
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u8_t requested_ipaddr[] = { 0x32, 0x04, 0x4f, 0x8a, 0x33, 0x05 }; // Ask for offered IP
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check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
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check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
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}
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break;
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@ -359,27 +368,31 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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case 3:
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case 4:
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case 5:
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case 6:
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{
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const u8_t arpproto[] = { 0x08, 0x06 };
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check_pkt(p, 0, broadcast, 6); // eth level dest: broadcast
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check_pkt(p, 6, netif->hwaddr, 6); // eth level src: unit mac
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u8_t arpproto[] = { 0x08, 0x06 };
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check_pkt(p, 12, arpproto, sizeof(arpproto)); // eth level proto: ip
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break;
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}
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case 6:
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case 7:
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{
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u8_t fake_arp[6] = { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xab };
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const u8_t fake_arp[6] = { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xab };
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const u8_t ipproto[] = { 0x08, 0x00 };
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const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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const u8_t ipaddrs[] = { 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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const u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
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check_pkt(p, 0, fake_arp, 6); // eth level dest: broadcast
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check_pkt(p, 6, netif->hwaddr, 6); // eth level src: unit mac
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u8_t ipproto[] = { 0x08, 0x00 };
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check_pkt(p, 12, ipproto, sizeof(ipproto)); // eth level proto: ip
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u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; // bootp request, eth, hwaddr len 6, 0 hops
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check_pkt(p, 42, bootp_start, sizeof(bootp_start));
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u8_t ipaddrs[] = { 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
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check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
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check_pkt(p, 70, netif->hwaddr, 6); // mac addr inside bootp
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@ -387,7 +400,6 @@ static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
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// Check dchp message type, can be at different positions
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u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
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check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
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break;
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}
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@ -411,6 +423,8 @@ START_TEST(test_dhcp)
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struct ip_addr netmask;
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struct ip_addr gw;
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int i;
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u32_t xid;
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LWIP_UNUSED_ARG(_i);
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tcase = TEST_LWIP_DHCP;
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setdebug(0);
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@ -424,7 +438,7 @@ START_TEST(test_dhcp)
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dhcp_start(&net_test);
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fail_unless(txpacket == 1); // DHCP discover sent
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u32_t xid = net_test.dhcp->xid; // Write bad xid, not using htonl!
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xid = net_test.dhcp->xid; // Write bad xid, not using htonl!
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memcpy(&dhcp_offer[46], &xid, 4);
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send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
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@ -451,8 +465,9 @@ START_TEST(test_dhcp)
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memcpy(&dhcp_ack[46], &xid, 4); // insert transaction id
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send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
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for (i = 0; i < 20; i++)
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for (i = 0; i < 20; i++) {
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tick_lwip();
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}
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fail_unless(txpacket == 4, "TX %d packets, expected 4", txpacket); // ARP requests sent
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// Interface up
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@ -479,6 +494,8 @@ START_TEST(test_dhcp_nak)
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struct ip_addr addr;
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struct ip_addr netmask;
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struct ip_addr gw;
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u32_t xid;
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LWIP_UNUSED_ARG(_i);
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tcase = TEST_LWIP_DHCP;
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setdebug(0);
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@ -492,7 +509,7 @@ START_TEST(test_dhcp_nak)
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dhcp_start(&net_test);
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fail_unless(txpacket == 1); // DHCP discover sent
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u32_t xid = net_test.dhcp->xid; // Write bad xid, not using htonl!
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xid = net_test.dhcp->xid; // Write bad xid, not using htonl!
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memcpy(&dhcp_offer[46], &xid, 4);
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send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
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@ -539,7 +556,7 @@ END_TEST
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*/
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START_TEST(test_dhcp_relayed)
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{
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u8_t relay_offer[] = {
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const u8_t relay_offer[] = {
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0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d,
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0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60,
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0x08, 0x00, 0x45, 0x00,
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@ -584,7 +601,7 @@ START_TEST(test_dhcp_relayed)
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0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff
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};
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u8_t relay_ack1[] = {
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const u8_t relay_ack1[] = {
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0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x22,
|
||||
0x93, 0x5a, 0xf7, 0x60, 0x08, 0x00, 0x45, 0x00,
|
||||
0x01, 0x38, 0xfd, 0x55, 0x00, 0x00, 0x40, 0x11,
|
||||
@ -628,7 +645,7 @@ START_TEST(test_dhcp_relayed)
|
||||
0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff
|
||||
};
|
||||
|
||||
u8_t relay_ack2[] = {
|
||||
const u8_t relay_ack2[] = {
|
||||
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d,
|
||||
0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60,
|
||||
0x08, 0x00, 0x45, 0x00,
|
||||
@ -672,7 +689,7 @@ START_TEST(test_dhcp_relayed)
|
||||
0x00, 0x00, 0x54, 0x60, 0x35, 0x01, 0x05, 0x36,
|
||||
0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff };
|
||||
|
||||
u8_t arp_resp[] = {
|
||||
const u8_t arp_resp[] = {
|
||||
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, // DEST
|
||||
0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60, // SRC
|
||||
0x08, 0x06, // Type: ARP
|
||||
@ -697,6 +714,8 @@ START_TEST(test_dhcp_relayed)
|
||||
struct ip_addr netmask;
|
||||
struct ip_addr gw;
|
||||
int i;
|
||||
u32_t xid;
|
||||
LWIP_UNUSED_ARG(_i);
|
||||
|
||||
tcase = TEST_LWIP_DHCP_RELAY;
|
||||
setdebug(0);
|
||||
@ -720,7 +739,7 @@ START_TEST(test_dhcp_relayed)
|
||||
fail_if(memcmp(&gw, &net_test.gw, sizeof(struct ip_addr)));
|
||||
|
||||
fail_unless(txpacket == 1); // Nothing more sent
|
||||
u32_t xid = htonl(net_test.dhcp->xid);
|
||||
xid = htonl(net_test.dhcp->xid);
|
||||
memcpy(&relay_offer[46], &xid, 4); // insert correct transaction id
|
||||
send_pkt(&net_test, relay_offer, sizeof(relay_offer));
|
||||
|
||||
@ -730,8 +749,9 @@ START_TEST(test_dhcp_relayed)
|
||||
memcpy(&relay_ack1[46], &xid, 4); // insert transaction id
|
||||
send_pkt(&net_test, relay_ack1, sizeof(relay_ack1));
|
||||
|
||||
for (i = 0; i < 25; i++)
|
||||
for (i = 0; i < 25; i++) {
|
||||
tick_lwip();
|
||||
}
|
||||
fail_unless(txpacket == 4, "txpkt should be 5, is %d", txpacket); // ARP requests sent
|
||||
|
||||
// Interface up
|
||||
@ -752,13 +772,13 @@ START_TEST(test_dhcp_relayed)
|
||||
}
|
||||
|
||||
fail_unless(netif_is_up(&net_test));
|
||||
fail_unless(txpacket == 5, "txpacket = %d", txpacket);
|
||||
fail_unless(txpacket == 6, "txpacket = %d", txpacket);
|
||||
|
||||
// We need to send arp response here..
|
||||
|
||||
send_pkt(&net_test, arp_resp, sizeof(arp_resp));
|
||||
|
||||
fail_unless(txpacket == 6, "txpacket = %d", txpacket);
|
||||
fail_unless(txpacket == 7, "txpacket = %d", txpacket);
|
||||
fail_unless(netif_is_up(&net_test));
|
||||
|
||||
xid = htonl(net_test.dhcp->xid); // xid updated
|
||||
@ -769,7 +789,7 @@ START_TEST(test_dhcp_relayed)
|
||||
tick_lwip();
|
||||
}
|
||||
|
||||
fail_unless(txpacket == 6, "txpacket = %d", txpacket);
|
||||
fail_unless(txpacket == 7, "txpacket = %d", txpacket);
|
||||
|
||||
netif_remove(&net_test);
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user