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Let netdb use a memp pool for allocating memory when getaddrinfo() is called.

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This commit is contained in:
goldsimon
2010-02-01 21:04:29 +00:00
parent 81c5d9e983
commit a66039b86c
6 changed files with 31 additions and 8 deletions
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11
src/api/netdb.c
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@@ -39,8 +39,10 @@
#include "lwip/err.h"
#include "lwip/mem.h"
#include "lwip/memp.h"
#include "lwip/ip_addr.h"
#include "lwip/api.h"
#include "lwip/dns.h"
#include <string.h>
#include <stdlib.h>
@@ -235,7 +237,7 @@ lwip_freeaddrinfo(struct addrinfo *ai)
while (ai != NULL) {
next = ai->ai_next;
mem_free(ai);
memp_free(MEMP_NETDB, ai);
ai = next;
}
}
@@ -305,7 +307,10 @@ lwip_getaddrinfo(const char *nodename, const char *servname,
LWIP_ASSERT("namelen is too long", (namelen + 1) <= (mem_size_t)-1);
total_size += namelen + 1;
}
ai = mem_malloc(total_size);
/* If this fails, please report to lwip-devel! :-) */
LWIP_ASSERT("total_size <= NETDB_ELEM_SIZE: please report this!",
total_size <= NETDB_ELEM_SIZE);
ai = memp_malloc(MEMP_NETDB);
if (ai == NULL) {
goto memerr;
}
@@ -338,7 +343,7 @@ lwip_getaddrinfo(const char *nodename, const char *servname,
return 0;
memerr:
if (ai != NULL) {
mem_free(ai);
memp_free(MEMP_NETDB, ai);
}
return EAI_MEMORY;
}