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add gethostbyaddr_r wrapper

This commit is contained in:
Doug MacEachern 2006-03-03 01:33:07 +00:00
parent 8c9a822ecd
commit 34f39da4d3
1 changed files with 37 additions and 4 deletions
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41
src/sigar.c
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@ -1574,6 +1574,39 @@ struct hostent *sigar_gethostbyname(const char *name,
return hp; return hp;
} }
static struct hostent *sigar_gethostbyaddr(const char *addr,
int len, int type,
sigar_hostent_t *data)
{
struct hostent *hp = NULL;
#if defined(__linux__)
gethostbyaddr_r(addr, len, type,
&data->hs,
data->buffer, sizeof(data->buffer),
&hp, &data->error);
#elif defined(__sun)
hp = gethostbyaddr_r(addr, len, type,
&data->hs,
data->buffer, sizeof(data->buffer),
&data->error);
#elif defined(SIGAR_HAS_HOSTENT_DATA)
if (gethostbyaddr_r((char *)addr, len, type,
&data->hs, &data->hd) == 0)
{
hp = &data->hs;
}
else {
data->error = h_errno;
}
#else
if (!(hp = gethostbyaddr(addr, len, type))) {
data->error = h_errno;
}
#endif
return hp;
}
#define IS_FQDN(name) \ #define IS_FQDN(name) \
(name && strchr(name, '.')) (name && strchr(name, '.'))
@ -1610,7 +1643,6 @@ SIGAR_DECLARE(int) sigar_fqdn_get(sigar_t *sigar, char *name, int namelen)
} }
} }
/* XXX use _r versions of these functions. */
if (!(p = sigar_gethostbyname(name, &data))) { if (!(p = sigar_gethostbyname(name, &data))) {
if (SIGAR_LOG_IS_DEBUG(sigar)) { if (SIGAR_LOG_IS_DEBUG(sigar)) {
sigar_log_printf(sigar, SIGAR_LOG_DEBUG, sigar_log_printf(sigar, SIGAR_LOG_DEBUG,
@ -1661,9 +1693,10 @@ SIGAR_DECLARE(int) sigar_fqdn_get(sigar_t *sigar, char *name, int namelen)
for (i=0; p->h_addr_list[i]; i++) { for (i=0; p->h_addr_list[i]; i++) {
struct hostent *q = struct hostent *q =
gethostbyaddr(p->h_addr_list[i], sigar_gethostbyaddr(p->h_addr_list[i],
p->h_length, p->h_length,
p->h_addrtype); p->h_addrtype,
&data);
if (!q) { if (!q) {
if (SIGAR_LOG_IS_DEBUG(sigar)) { if (SIGAR_LOG_IS_DEBUG(sigar)) {