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1663 Commits

Author SHA1 Message Date
Joel Cunningham
a82c6122d5 Correct comment word usage in ip4_frag.c 
This corrects word usage in ip4_frag.c:

 * 'On' was used when it should have been 'one'
 * 'Whole' was used when it should have 'hole'
 2015-12-08 10:13:56 -06:00
Axel Lin
2e56f2d780 igmp: Optimize the implementation of igmp_start_timer 
When LWIP_RAND is defined, calling LWIP_RAND() is not necessary if max_time <= 2
because group->timer will be set to 1 anyway.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-06 21:47:09 +01:00
Axel Lin
2562d637cd tcp_out: Use LWIP_DBG_LEVEL_SERIOUS instead of magic number 
Trivial clean up to avoid using magic number.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-06 21:38:12 +01:00
Axel Lin
a21144b834 memp: Fixup LWIP_HOOK_MEMP_AVAILABLE() hook 
I got below build warning if LWIP_HOOK_MEMP_AVAILABLE is defined.

src/core/memp.c: In function 'memp_free_pool':
src/core/memp.c:352:16: warning: variable 'old_first' set but not used [-Wunused-but-set-variable]
   struct memp *old_first;
                ^
src/core/memp.c: In function 'memp_free':
src/core/memp.c:413:6: warning: 'old_first' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if (old_first == NULL) {

The LWIP_HOOK_MEMP_AVAILABLE() hook does not work, fix it.

Fixes: c838e1ed5b8c ("Implement possibility to declare private memory pools")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-05 21:32:14 +01:00
Axel Lin
7f92660598 icmp: Fix memory leak in icmp_input() error paths 
Ensure the newly allocated packet buffer is freed in error paths.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-05 21:25:15 +01:00
Axel Lin
a709041b8b Remove unnecessary p->len checking for pbuf_alloc calls with PBUF_RAM type 
pbuf_alloc() for PBUF_RAM type always return big enough memory on success.
So checking p->len is not necessary. Testing if p is NULL or not is enough.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-05 21:21:59 +01:00
Axel Lin
bd4c4b5959 Use SYS_ARCH_SET macro at appropriate places 
Use SYS_ARCH_SET to simplify the code a bit.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-02 22:51:08 +01:00
Axel Lin
fb6d0f9006 ipaddr_aton: Avoid duplicate code to handle IPv4 address string conversion 
Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-02 22:51:00 +01:00
Axel Lin
6e863ecb50 dns: Remove always true test in dns_alloc_random_port 
The only way to exit the do-while loop is err != ERR_USE.
Thus get rid of the always true test.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-02 22:37:26 +01:00
Axel Lin
764bf251cd igmp: Drop unneeded initialization for *group in igmp_lookup_group() 
It's assigned to the return value of igmp_lookfor_group() immediately.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-02 22:32:50 +01:00
Axel Lin
91586bc6f6 Drop #if TCP_DEBUG guard around tcp_debug_print_state calls 
The #if TCP_DEBUG guard can be removed because tcp_debug_print_state()
print nothing if !TCP_DEBUG.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-12-02 22:32:42 +01:00
Axel Lin
f971fb921e Simplify testing minimum priority in tcp_kill_prio() 
Simplify the code a bit by setting mprio = LWIP_MIN(TCP_PRIO_MAX, prio)
before the for loop.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-11-20 21:41:14 +01:00
Axel Lin
c730e45f0c Trivial comment fix about calling tcp_slowtmr 
Trivial typo fix.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-11-20 21:36:38 +01:00
Axel Lin
5c27429958 memp: Fix if MEMP_OVERFLOW_CHECK guard in memp_free_pool 
Current code already checks memp_overflow_check_all() in memp_free() if
MEMP_OVERFLOW_CHECK >= 2. So in memp_free_pool(), it should use
MEMP_OVERFLOW_CHECK == 1 instead.

Fixes: c838e1ed5b8c ("Implement possibility to declare private memory pools")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-11-19 22:06:42 +01:00
Axel Lin
9c6708513a Drop unnecessary NULL test for h->next->next in memp_sanity 
The h will point to NULL if h->next->next is NULL anyway.
So remove the unnecessary NULL test for h->next->next in each iteration.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-11-19 07:23:55 +01:00
Axel Lin
21b9b5e741 Slightly improve raw_remove()/udp_remove() implementation 
There should be no duplicate pcb in raw_pcbs/udp_pcbs list.
So the implementation of raw_remove()/udp_remove() can break from the for
loop once the target pcb is found and removed from the list.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-11-19 07:21:00 +01:00
goldsimon
98b9d31f24 Fixed compiling with LWIP_TCP==0 2015-11-16 09:37:56 +01:00
Axel Lin
668d461104 dns: Fix dns_alloc_pcb for reuse an existing one case 
The logic to use an already existing pcb is wrong because the idx never
advanced in the for loop, so it keep checking the same dns_pcbs[idx] for
each loop iteration. Fix it.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
 2015-11-16 09:09:31 +01:00
Dirk Ziegelmeier
6203737093 Rename snmp_mib2.h to snmp.h so source compatibility for user netif implementations is preserved 2015-11-12 21:25:42 +01:00
Dirk Ziegelmeier
5f642eb3e3 Completely decouple SNMP stack from lwIP core by using private memory pools; 
Move SNMP stack to apps;
API breaking change: Users need to call snmp_init() now!
 2015-11-12 21:21:14 +01:00
goldsimon
92a241a29e Fixed bug #46365: tcp_accept_null() should call tcp_abort() 2015-11-12 10:40:49 +01:00
Dirk Ziegelmeier
c838e1ed5b Implement possibility to declare private memory pools. This is useful to decouple some apps from the core (SNMP stack) or make contrib app useage simpler (httpserver_raw) . 2015-11-12 08:45:04 +01:00
Dirk Ziegelmeier
d38db89626 Export tcp_pcb_lists from tcp.c - can be used in SNMP code to implement MIB2 tcp connection tables 2015-11-12 08:09:44 +01:00
Dirk Ziegelmeier
3f0b1e2cdc Remove global variable used in macros, it can be declared locally. 2015-11-12 08:07:22 +01:00
sg
c12fa7b4c4 started to move "private" header files containing implementation details to "lwip/priv/" include directory to seperate the API from the implementation. 2015-10-09 21:58:58 +02:00
sg
b32751a693 moved dhcp.c to src/core/ipv4/ since it is IPv4 only 2015-10-09 21:06:08 +02:00
goldsimon
65efeec4e9 fixed bug #46145 tcp_send_empty_ack() uses wrong netif with LWIP_HOOK_IP4_ROUTE_SRC (patch by Milan Cermak) 2015-10-07 14:56:25 +02:00
goldsimon
15bb334e81 SNMP: use PBUF_RAM for sending, PBUF_POOL is mostly used for RX only (if this isn't followed, tcp can get stuck when ACKs don't come through - unless some PBUF_POOL pbufs are reserved for such RX) 2015-10-07 10:41:03 +02:00
goldsimon
77f906376e minor: fixed coding style (lwip style) 2015-10-07 10:36:50 +02:00
goldsimon
9b22f167f1 minor: mib2: removed some blocks by defining common variables above the switch 2015-10-07 10:13:20 +02:00
goldsimon
b401f42520 minor: fixed coding style (lwip style) 2015-10-07 10:03:12 +02:00
goldsimon
2949449e25 minor: SNMP: fixed coding style (lwip style) 2015-10-07 10:01:23 +02:00
sg
2b971400fa minor: coding style 2015-10-06 21:57:40 +02:00
sg
22df34fc70 minor/coding style: removed spaces before line ending (from file header) 2015-10-06 21:13:15 +02:00
sg
490581a0eb minor/coding style: removed spaces before line ending 2015-10-06 21:08:28 +02:00
goldsimon
0737cfb84e Fixed bug #46128 (patch by Kerem Hadimli) 2015-10-06 12:42:25 +02:00
Erik Ekman
f80d0dab08 Remove old comments about DHCP setting netif up 2015-10-03 21:31:48 +02:00
sg
fb1ac8d766 snmp mib2: more const 2015-10-03 20:34:56 +02:00
Dirk Ziegelmeier
bc47bd28ab snmp mib2: more nodes can be const 2015-10-03 20:34:09 +02:00
Dirk Ziegelmeier
5cf4771397 snmp: eliminiate mib_ram_array_node (it is not necessary: to the agent, the nodes may be const since the actual mib implementation knows the structures behind the nodes which do not have to be const) 2015-10-03 20:27:49 +02:00
sg
8891b277c6 snmp: hopefully fixed all alignment warnings introduced today. unfortunately, gcc does not warn about them when compiling for x86 2015-10-02 21:59:40 +02:00
goldsimon
e4abd4234d removed comma before } 2015-10-02 13:26:11 +02:00
goldsimon
fe33fd6d86 snmp: cleaned up mib_* structs: "base" class 'struct mib_node' only needs the type, get/set functions are not used on array/external nodes (only on scalar/listroot nodes) 2015-10-02 12:33:45 +02:00
goldsimon
bf75ace695 snmp: combine oid and node pointers in array entries 2015-10-02 10:53:17 +02:00
goldsimon
180ed573a5 snmp_trap_dst_ip_set: ip_addr_t pointer can be const 2015-10-02 09:58:31 +02:00
goldsimon
a9b6b5b704 adapt init.c to moved declaration of snmp_init 2015-10-02 09:57:15 +02:00
goldsimon
30445712a5 snmp: make mib_scalar_node a "derived" struct like all other nodes 2015-10-02 09:56:00 +02:00
sg
3312983b27 Make LWIP_DNS_SECURE and its possible values known in opt.h, remove default initialization of DNS server 2015-10-01 21:38:39 +02:00
sg
fecd1bde83 ip4_route: fixed checking twice for a valid default_netif, fixed checking loopback traffic before checking for a valid default netif 2015-10-01 21:17:59 +02:00
goldsimon
0176e03e36 mib2: one more '};' -> '}' 2015-10-01 10:21:52 +02:00