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Turned all hostname variables and parameters into (const char*)

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This commit is contained in:
goldsimon 2007-11-16 17:08:03 +00:00
parent 0c0e8d6544
commit 7e447c83fb
2 changed files with 11 additions and 10 deletions
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15
src/core/dns.c
View File

@ -209,7 +209,7 @@ struct dns_table_entry {
u8_t err;
char name[DNS_MAX_NAME_LENGTH];
struct ip_addr ipaddr;
void (* found)(char *name, struct ip_addr *ipaddr, void *arg); /* pointer to callback on DNS query done */
void (* found)(const char *name, struct ip_addr *ipaddr, void *arg); /* pointer to callback on DNS query done */
void *arg;
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
@ -322,7 +322,7 @@ dns_tmr(void)
* hostnames.
*/
u32_t
dns_lookup(char *name)
dns_lookup(const char *name)
{
u8_t i;
@ -364,11 +364,12 @@ dns_parse_name(unsigned char *query)
* dns_send
*/
static err_t
dns_send( char* name, u8_t id)
dns_send(const char* name, u8_t id)
{
struct dns_hdr *hdr;
struct pbuf *p;
char *query, *nptr, *pHostname;
char *query, *nptr;
const char *pHostname;
u8_t n;
LWIP_DEBUGF(DNS_DEBUG, ("dns_send: \"%s\": request\n", name));
@ -560,7 +561,7 @@ dns_recv(void *s, struct udp_pcb *pcb, struct pbuf *p, struct ip_addr *addr, u16
* param name - The hostname that is to be queried.
*/
static void
dns_query(char *name, void (*found)(char *name, struct ip_addr *addr, void *arg), void *arg)
dns_query(const char *name, void (*found)(const char *name, struct ip_addr *addr, void *arg), void *arg)
{
u8_t i;
u8_t lseq, lseqi;
@ -603,8 +604,8 @@ dns_query(char *name, void (*found)(char *name, struct ip_addr *addr, void *arg)
/**
* NON-BLOCKING callback version for use with raw API
*/
DNS_RESULT dns_gethostbyname(char *hostname, struct ip_addr *addr,
void (*found)(char *name, struct ip_addr *ipaddr, void *arg),
DNS_RESULT dns_gethostbyname(const char *hostname, struct ip_addr *addr,
void (*found)(const char *name, struct ip_addr *ipaddr, void *arg),
void *arg
)
{

6
src/include/lwip/dns.h
View File

@ -63,11 +63,11 @@ void dns_setserver(u8_t numdns, struct ip_addr *dnsserver);
u32_t dns_getserver(u8_t numdns);
/* returns IP for host 'name' only if already in table */
u32_t dns_lookup(char *name);
u32_t dns_lookup(const char *name);
/* resolove a host 'name' in ip address */
DNS_RESULT dns_gethostbyname(char *hostName, struct ip_addr *addr,
void (*found)(char *name, struct ip_addr *ipaddr, void *arg),
DNS_RESULT dns_gethostbyname(const char *hostName, struct ip_addr *addr,
void (*found)(const char *name, struct ip_addr *ipaddr, void *arg),
void *arg);
/* dns_gethostbyname() - Returns immediately with one of DNS_RESULT return codes