Merge branch 'sigar-1.6'

src/os/solaris/kstats.c

@@ -21,84 +21,6 @@
 #include "sigar_util.h"
 #include "sigar_os.h"
 
-int sigar_get_multi_kstats(sigar_t *sigar,
-                           kstat_list_t *kl,
-                           const char *name,
-                           kstat_t **retval)
-{
-    kstat_ctl_t *kc = sigar->kc;
-    kstat_t *ksp;
-    int i = 0;
-    int dev;
-    kid_t id = sigar_kstat_update(sigar);
-
-    if (id == -1) {
-        return errno;
-    }
-
-    name += kl->nlen; /* e.g. "hme0" + 3 */
-    dev = atoi(name);
-
-    if ((kl->num == 0) || (id > 0)) {
-        while ((ksp = kstat_lookup(kc, kl->name, i, NULL))) {
-            if (i+1 > kl->num) {
-                kl->num = i+1;
-                kl->ks = realloc(kl->ks, kl->num * sizeof(*kl->ks));
-            }
-            kl->ks[i] = ksp;
-            i++;
-        }
-    }
-
-    if (dev >= kl->num) {
-        return ENXIO;
-    }
-
-    *retval = kl->ks[dev];
-
-    return SIGAR_OK;
-}
-
-#define KSTAT_LIST_INIT(sigar, dev) \
-    sigar->koffsets.dev[0] = -1; \
-    sigar->ks.dev.num = 0; \
-    sigar->ks.dev.ks  = NULL; \
-    sigar->ks.dev.name = #dev; \
-    sigar->ks.dev.nlen = sizeof(#dev)-1
-
-void sigar_init_multi_kstats(sigar_t *sigar)
-{
-    KSTAT_LIST_INIT(sigar, lo);
-    KSTAT_LIST_INIT(sigar, hme);
-    KSTAT_LIST_INIT(sigar, dmfe);
-    KSTAT_LIST_INIT(sigar, ge);
-    KSTAT_LIST_INIT(sigar, eri);
-}
-
-void sigar_free_multi_kstats(sigar_t *sigar)
-{
-    if (sigar->ks.lo.num) {
-        free(sigar->ks.lo.ks);
-        KSTAT_LIST_INIT(sigar, lo);
-    }
-    if (sigar->ks.hme.num) {
-        free(sigar->ks.hme.ks);
-        KSTAT_LIST_INIT(sigar, hme);
-    }
-    if (sigar->ks.dmfe.num) {
-        free(sigar->ks.dmfe.ks);
-        KSTAT_LIST_INIT(sigar, dmfe);
-    }
-    if (sigar->ks.ge.num) {
-        free(sigar->ks.ge.ks);
-        KSTAT_LIST_INIT(sigar, ge);
-    }
-    if (sigar->ks.eri.num) {
-        free(sigar->ks.eri.ks);
-        KSTAT_LIST_INIT(sigar, eri);
-    }
-}
-
 int sigar_get_kstats(sigar_t *sigar)
 {
     kstat_ctl_t *kc = sigar->kc;
@@ -169,9 +91,6 @@ int sigar_get_kstats(sigar_t *sigar)
     sigar->ks.syspages = kstat_lookup(kc, "unix", -1, "system_pages");
     sigar->ks.mempages = kstat_lookup(kc, "bunyip", -1, "mempages");
 
-    /* reset offsets on kstat_chain_update */
-    sigar_free_multi_kstats(sigar);
-
     return SIGAR_OK;
 }
 
@@ -225,84 +144,6 @@ static SIGAR_INLINE int kstat_named_offset(kstat_t *ksp, const char *name)
     return -2; /* not found */
 }
 
-static char *kstat_keys_lo[] = {
-    "ipackets", /* RX_PACKETS */
-    "opackets", /* TX_PACKETS */
-    NULL
-};
-
-static char *kstat_keys_hme[] = {
-    "ipackets", /* RX_PACKETS */
-    "rbytes", /* RX_BYTES */
-    "ierrors", /* RX_ERRORS */
-    "missed", /* RX_DROPPED */
-    "oflo", /* RX_OVERRUNS */
-    "framing", /* RX_FRAME */
-    "opackets", /* TX_PACKETS */
-    "obytes", /* TX_BYTES */
-    "oerrors", /* TX_ERRORS */
-    "missed", /* TX_DROPPED */
-    "oflo", /* TX_OVERRUNS */
-    "collisions", /* TX_COLLISIONS */
-    "nocarrier", /* TX_CARRIER */
-    "ifspeed", /* SPEED */
-    NULL
-};
-
-static char *kstat_keys_dmfe[] = {
-    "ipackets", /* RX_PACKETS */
-    "rbytes", /* RX_BYTES */
-    "ierrors", /* RX_ERRORS */
-    "missed", /* RX_DROPPED */
-    "oflo", /* RX_OVERRUNS */
-    "framing", /* RX_FRAME */
-    "opackets", /* TX_PACKETS */
-    "obytes", /* TX_BYTES */
-    "oerrors", /* TX_ERRORS */
-    "missed", /* TX_DROPPED */
-    "oflo", /* TX_OVERRUNS */
-    "collisions", /* TX_COLLISIONS */
-    "nocarrier", /* TX_CARRIER */
-    "ifspeed", /* SPEED */
-    NULL
-};
-
-static char *kstat_keys_ge[] = {
-    "ipackets", /* RX_PACKETS */
-    "rbytes", /* RX_BYTES */
-    "ierrors", /* RX_ERRORS */
-    "drop", /* RX_DROPPED */
-    "toolong_errors", /* RX_OVERRUNS */
-    "framing", /* RX_FRAME */
-    "opackets", /* TX_PACKETS */
-    "obytes", /* TX_BYTES */
-    "oerrors", /* TX_ERRORS */
-    "drop", /* TX_DROPPED */
-    "toolong_errors", /* TX_OVERRUNS */
-    "collisions", /* TX_COLLISIONS */
-    "nocarrier", /* TX_CARRIER */
-    "ifspeed", /* SPEED */
-    NULL
-};
-
-static char *kstat_keys_eri[] = {
-    "ipackets", /* RX_PACKETS */
-    "rbytes", /* RX_BYTES */
-    "ierrors", /* RX_ERRORS */
-    "drop", /* RX_DROPPED */
-    "rx_overflow", /* RX_OVERRUNS */
-    "parity_error", /* RX_FRAME */
-    "opackets", /* TX_PACKETS */
-    "obytes", /* TX_BYTES */
-    "oerrors", /* TX_ERRORS */
-    "drop", /* TX_DROPPED */
-    "rx_overflow", /* TX_OVERRUNS */
-    "collisions", /* TX_COLLISIONS */
-    "nocarrier", /* TX_CARRIER */
-    "ifspeed", /* SPEED */
-    NULL
-};
-
 static char *kstat_keys_system[] = {
     "boot_time",
     "avenrun_1min",
@@ -324,11 +165,6 @@ static char *kstat_keys_syspages[] = {
 };
 
 static char **kstat_keys[] = {
-    kstat_keys_lo,
-    kstat_keys_hme,
-    kstat_keys_dmfe,
-    kstat_keys_ge,
-    kstat_keys_eri,
     kstat_keys_system,
     kstat_keys_mempages,
     kstat_keys_syspages,

src/os/solaris/sigar_os.h

@@ -79,90 +79,6 @@ int sigar_proc_status_get(sigar_t *sigar, pstatus_t *pstatus, sigar_pid_t pid);
 #define CPU_ONLINE(n) \
     (p_online(n, P_STATUS) == P_ONLINE)
 
-/* loopback interface only has these two metrics */
-typedef enum {
-    KSTAT_LO_RX_PACKETS,
-    KSTAT_LO_TX_PACKETS,
-    KSTAT_LO_MAX
-} kstat_lo_off_e;
-
-/* hme, ge and dmfe network devices provide
- * the same metrics, but in some cases with
- * different names and in all cases, the
- * offsets are different.
- */
-typedef enum {
-    KSTAT_HME_RX_PACKETS,
-    KSTAT_HME_RX_BYTES,
-    KSTAT_HME_RX_ERRORS,
-    KSTAT_HME_RX_DROPPED,
-    KSTAT_HME_RX_OVERRUNS,
-    KSTAT_HME_RX_FRAME,
-    KSTAT_HME_TX_PACKETS,
-    KSTAT_HME_TX_BYTES,
-    KSTAT_HME_TX_ERRORS,
-    KSTAT_HME_TX_DROPPED,
-    KSTAT_HME_TX_OVERRUNS,
-    KSTAT_HME_TX_COLLISIONS,
-    KSTAT_HME_TX_CARRIER,
-    KSTAT_HME_SPEED,
-    KSTAT_HME_MAX
-} kstat_hme_off_e;
-
-typedef enum {
-    KSTAT_DMFE_RX_PACKETS,
-    KSTAT_DMFE_RX_BYTES,
-    KSTAT_DMFE_RX_ERRORS,
-    KSTAT_DMFE_RX_DROPPED,
-    KSTAT_DMFE_RX_OVERRUNS,
-    KSTAT_DMFE_RX_FRAME,
-    KSTAT_DMFE_TX_PACKETS,
-    KSTAT_DMFE_TX_BYTES,
-    KSTAT_DMFE_TX_ERRORS,
-    KSTAT_DMFE_TX_DROPPED,
-    KSTAT_DMFE_TX_OVERRUNS,
-    KSTAT_DMFE_TX_COLLISIONS,
-    KSTAT_DMFE_TX_CARRIER,
-    KSTAT_DMFE_SPEED,
-    KSTAT_DMFE_MAX
-} kstat_dmfe_off_e;
-
-typedef enum {
-    KSTAT_GE_RX_PACKETS,
-    KSTAT_GE_RX_BYTES,
-    KSTAT_GE_RX_ERRORS,
-    KSTAT_GE_RX_DROPPED,
-    KSTAT_GE_RX_OVERRUNS,
-    KSTAT_GE_RX_FRAME,
-    KSTAT_GE_TX_PACKETS,
-    KSTAT_GE_TX_BYTES,
-    KSTAT_GE_TX_ERRORS,
-    KSTAT_GE_TX_DROPPED,
-    KSTAT_GE_TX_OVERRUNS,
-    KSTAT_GE_TX_COLLISIONS,
-    KSTAT_GE_TX_CARRIER,
-    KSTAT_GE_SPEED,
-    KSTAT_GE_MAX
-} kstat_ge_off_e;
-
-typedef enum {
-    KSTAT_ERI_RX_PACKETS,
-    KSTAT_ERI_RX_BYTES,
-    KSTAT_ERI_RX_ERRORS,
-    KSTAT_ERI_RX_DROPPED,
-    KSTAT_ERI_RX_OVERRUNS,
-    KSTAT_ERI_RX_FRAME,
-    KSTAT_ERI_TX_PACKETS,
-    KSTAT_ERI_TX_BYTES,
-    KSTAT_ERI_TX_ERRORS,
-    KSTAT_ERI_TX_DROPPED,
-    KSTAT_ERI_TX_OVERRUNS,
-    KSTAT_ERI_TX_COLLISIONS,
-    KSTAT_ERI_TX_CARRIER,
-    KSTAT_ERI_SPEED,
-    KSTAT_ERI_MAX
-} kstat_eri_off_e;
-
 typedef enum {
     KSTAT_SYSTEM_BOOT_TIME,
     KSTAT_SYSTEM_LOADAVG_1,
@@ -184,11 +100,6 @@ typedef enum {
 } kstat_syspages_off_e;
 
 enum {
-    KSTAT_KEYS_lo,
-    KSTAT_KEYS_hme,
-    KSTAT_KEYS_dmfe,
-    KSTAT_KEYS_ge,
-    KSTAT_KEYS_eri,
     KSTAT_KEYS_system,
     KSTAT_KEYS_mempages,
     KSTAT_KEYS_syspages,
@@ -234,19 +145,9 @@ struct sigar_t {
         kstat_t *system;
         kstat_t *syspages;
         kstat_t *mempages;
-        kstat_list_t hme;
-        kstat_list_t dmfe;
-        kstat_list_t ge;
-        kstat_list_t eri;
-        kstat_list_t lo;
     } ks;
 
     struct {
-        int lo[KSTAT_LO_MAX];
-        int hme[KSTAT_HME_MAX];
-        int dmfe[KSTAT_DMFE_MAX];
-        int ge[KSTAT_GE_MAX];
-        int eri[KSTAT_ERI_MAX];
         int system[KSTAT_SYSTEM_MAX];
         int mempages[KSTAT_MEMPAGES_MAX];
         int syspages[KSTAT_SYSPAGES_MAX];
@@ -305,21 +206,6 @@ struct sigar_t {
     if (sigar->koffsets.type[0] == -1) \
         sigar_koffsets_lookup(ksp, sigar->koffsets.type, KSTAT_KEYS_##type)
 
-#define sigar_koffsets_init_lo(sigar, ksp) \
-    sigar_koffsets_init(sigar, ksp, lo)
-
-#define sigar_koffsets_init_hme(sigar, ksp) \
-    sigar_koffsets_init(sigar, ksp, hme)
-
-#define sigar_koffsets_init_dmfe(sigar, ksp) \
-    sigar_koffsets_init(sigar, ksp, dmfe)
-
-#define sigar_koffsets_init_ge(sigar, ksp) \
-    sigar_koffsets_init(sigar, ksp, ge)
-
-#define sigar_koffsets_init_eri(sigar, ksp) \
-    sigar_koffsets_init(sigar, ksp, eri)
-
 #define sigar_koffsets_init_system(sigar, ksp) \
     sigar_koffsets_init(sigar, ksp, system)
 

src/os/solaris/solaris_sigar.c

@@ -118,8 +118,6 @@ int sigar_os_open(sigar_t **sig)
     sigar->koffsets.mempages[0] = -1;
     sigar->koffsets.syspages[0] = -1;
 
-    sigar_init_multi_kstats(sigar);
-
     if ((status = sigar_get_kstats(sigar)) != SIGAR_OK) {
         fprintf(stderr, "status=%d\n", status);
     } 
@@ -154,8 +152,6 @@ int sigar_os_close(sigar_t *sigar)
 {
     kstat_close(sigar->kc);
 
-    sigar_free_multi_kstats(sigar);
-
     if (sigar->ks.lcpu) {
         free(sigar->ks.cpu);
         free(sigar->ks.cpu_info);
@@ -1923,207 +1919,6 @@ int sigar_net_route_list_get(sigar_t *sigar,
     return SIGAR_OK;
 }
 
-#define kHME(v) kSTAT_uint(v, hme)
-
-static int sigar_net_ifstat_get_hme(sigar_t *sigar, const char *name,
-                                    sigar_net_interface_stat_t *ifstat)
-{
-    kstat_ctl_t *kc = sigar->kc; 
-    kstat_t *ksp;
-    int status;
-
-    status = sigar_get_multi_kstats(sigar, &sigar->ks.hme,
-                                    name, &ksp);
-
-    if (status != SIGAR_OK) {
-        return status;
-    }
-
-    kstat_read(kc, ksp, NULL);
-    
-    sigar_koffsets_init_hme(sigar, ksp);
-
-    ifstat->rx_packets    = kHME(KSTAT_HME_RX_PACKETS);
-    ifstat->rx_bytes      = kHME(KSTAT_HME_RX_BYTES);
-    ifstat->rx_errors     = kHME(KSTAT_HME_RX_ERRORS);
-    ifstat->rx_dropped    = kHME(KSTAT_HME_RX_DROPPED); /*XXX*/
-    ifstat->rx_overruns   = kHME(KSTAT_HME_RX_OVERRUNS); /*XXX*/
-    ifstat->rx_frame      = kHME(KSTAT_HME_RX_FRAME);
-
-    ifstat->tx_packets    = kHME(KSTAT_HME_TX_PACKETS);
-    ifstat->tx_bytes      = kHME(KSTAT_HME_TX_BYTES);
-    ifstat->tx_errors     = kHME(KSTAT_HME_TX_ERRORS);
-    ifstat->tx_dropped    = kHME(KSTAT_HME_TX_DROPPED); /*XXX*/
-    ifstat->tx_overruns   = kHME(KSTAT_HME_TX_OVERRUNS); /*XXX*/
-    ifstat->tx_collisions = kHME(KSTAT_HME_TX_COLLISIONS);
-    ifstat->tx_carrier    = kHME(KSTAT_HME_TX_CARRIER);
-    ifstat->speed         = kHME(KSTAT_HME_SPEED);
-
-    return SIGAR_OK;
-}
-
-#define kDMFE(v) kSTAT_uint(v, dmfe)
-
-static int sigar_net_ifstat_get_dmfe(sigar_t *sigar, const char *name,
-                                    sigar_net_interface_stat_t *ifstat)
-{
-    kstat_ctl_t *kc = sigar->kc; 
-    kstat_t *ksp;
-    int status;
-
-    status = sigar_get_multi_kstats(sigar, &sigar->ks.dmfe,
-                                    name, &ksp);
-
-    if (status != SIGAR_OK) {
-        return status;
-    }
-
-    kstat_read(kc, ksp, NULL);
-    
-    sigar_koffsets_init_dmfe(sigar, ksp);
-
-    ifstat->rx_packets    = kDMFE(KSTAT_DMFE_RX_PACKETS);
-    ifstat->rx_bytes      = kDMFE(KSTAT_DMFE_RX_BYTES);
-    ifstat->rx_errors     = kDMFE(KSTAT_DMFE_RX_ERRORS);
-    ifstat->rx_dropped    = kDMFE(KSTAT_DMFE_RX_DROPPED); /*XXX*/
-    ifstat->rx_overruns   = kDMFE(KSTAT_DMFE_RX_OVERRUNS); /*XXX*/
-    ifstat->rx_frame      = kDMFE(KSTAT_DMFE_RX_FRAME);
-
-    ifstat->tx_packets    = kDMFE(KSTAT_DMFE_TX_PACKETS);
-    ifstat->tx_bytes      = kDMFE(KSTAT_DMFE_TX_BYTES);
-    ifstat->tx_errors     = kDMFE(KSTAT_DMFE_TX_ERRORS);
-    ifstat->tx_dropped    = kDMFE(KSTAT_DMFE_TX_DROPPED); /*XXX*/
-    ifstat->tx_overruns   = kDMFE(KSTAT_DMFE_TX_OVERRUNS); /*XXX*/
-    ifstat->tx_collisions = kDMFE(KSTAT_DMFE_TX_COLLISIONS);
-    ifstat->tx_carrier    = kDMFE(KSTAT_DMFE_TX_CARRIER);
-
-    ifstat->speed         = kDMFE(KSTAT_DMFE_SPEED);
-
-    return SIGAR_OK;
-}
-
-#define kGE(v) kSTAT_uint(v, ge)
-
-static int sigar_net_ifstat_get_ge(sigar_t *sigar, const char *name,
-                                   sigar_net_interface_stat_t *ifstat)
-{
-    kstat_ctl_t *kc = sigar->kc; 
-    kstat_t *ksp;
-    int status;
-
-    status = sigar_get_multi_kstats(sigar, &sigar->ks.ge,
-                                    name, &ksp);
-
-    if (status != SIGAR_OK) {
-        return status;
-    }
-
-    kstat_read(kc, ksp, NULL);
-    
-    sigar_koffsets_init_ge(sigar, ksp);
-
-    ifstat->rx_packets    = kGE(KSTAT_GE_RX_PACKETS);
-    ifstat->rx_bytes      = kGE(KSTAT_GE_RX_BYTES);
-    ifstat->rx_errors     = kGE(KSTAT_GE_RX_ERRORS);
-    ifstat->rx_dropped    = kGE(KSTAT_GE_RX_DROPPED); /*XXX*/
-    ifstat->rx_overruns   = kGE(KSTAT_GE_RX_OVERRUNS); /*XXX*/
-    ifstat->rx_frame      = kGE(KSTAT_GE_RX_FRAME);
-
-    ifstat->tx_packets    = kGE(KSTAT_GE_TX_PACKETS);
-    ifstat->tx_bytes      = kGE(KSTAT_GE_TX_BYTES);
-    ifstat->tx_errors     = kGE(KSTAT_GE_TX_ERRORS);
-    ifstat->tx_dropped    = kGE(KSTAT_GE_TX_DROPPED); /*XXX*/
-    ifstat->tx_overruns   = kGE(KSTAT_GE_TX_OVERRUNS); /*XXX*/
-    ifstat->tx_collisions = kGE(KSTAT_GE_TX_COLLISIONS);
-    ifstat->tx_carrier    = kGE(KSTAT_GE_TX_CARRIER);
-
-    ifstat->speed         = kGE(KSTAT_GE_SPEED);
-
-    return SIGAR_OK;
-}
-
-#define kERI(v) kSTAT_uint(v, eri)
-
-static int sigar_net_ifstat_get_eri(sigar_t *sigar, const char *name,
-                                    sigar_net_interface_stat_t *ifstat)
-{
-    kstat_ctl_t *kc = sigar->kc; 
-    kstat_t *ksp;
-    int status;
-
-    status = sigar_get_multi_kstats(sigar, &sigar->ks.eri,
-                                    name, &ksp);
-
-    if (status != SIGAR_OK) {
-        return status;
-    }
-
-    kstat_read(kc, ksp, NULL);
-    
-    sigar_koffsets_init_eri(sigar, ksp);
-
-    ifstat->rx_packets    = kERI(KSTAT_ERI_RX_PACKETS);
-    ifstat->rx_bytes      = kERI(KSTAT_ERI_RX_BYTES);
-    ifstat->rx_errors     = kERI(KSTAT_ERI_RX_ERRORS);
-    ifstat->rx_dropped    = kERI(KSTAT_ERI_RX_DROPPED); /*XXX*/
-    ifstat->rx_overruns   = kERI(KSTAT_ERI_RX_OVERRUNS); /*XXX*/
-    ifstat->rx_frame      = kERI(KSTAT_ERI_RX_FRAME);
-
-    ifstat->tx_packets    = kERI(KSTAT_ERI_TX_PACKETS);
-    ifstat->tx_bytes      = kERI(KSTAT_ERI_TX_BYTES);
-    ifstat->tx_errors     = kERI(KSTAT_ERI_TX_ERRORS);
-    ifstat->tx_dropped    = kERI(KSTAT_ERI_TX_DROPPED); /*XXX*/
-    ifstat->tx_overruns   = kERI(KSTAT_ERI_TX_OVERRUNS); /*XXX*/
-    ifstat->tx_collisions = kERI(KSTAT_ERI_TX_COLLISIONS);
-    ifstat->tx_carrier    = kERI(KSTAT_ERI_TX_CARRIER);
-
-    ifstat->speed         = kERI(KSTAT_ERI_SPEED);
-
-    return SIGAR_OK;
-}
-
-#define kLO(v) kSTAT_uint(v, lo)
-
-#define jLO aHO
-
-static int sigar_net_ifstat_get_lo(sigar_t *sigar, const char *name,
-                                   sigar_net_interface_stat_t *ifstat)
-{
-    kstat_ctl_t *kc = sigar->kc; 
-    kstat_t *ksp;
-    int status;
-
-    status = sigar_get_multi_kstats(sigar, &sigar->ks.lo,
-                                    name, &ksp);
-
-    if (status != SIGAR_OK) {
-        return status;
-    }
-
-    kstat_read(kc, ksp, NULL);
-    
-    sigar_koffsets_init_lo(sigar, ksp);
-
-    ifstat->rx_packets    = kLO(KSTAT_LO_RX_PACKETS);
-    ifstat->rx_bytes      = SIGAR_FIELD_NOTIMPL;
-    ifstat->rx_errors     = SIGAR_FIELD_NOTIMPL;
-    ifstat->rx_dropped    = SIGAR_FIELD_NOTIMPL;
-    ifstat->rx_overruns   = SIGAR_FIELD_NOTIMPL;
-    ifstat->rx_frame      = SIGAR_FIELD_NOTIMPL;
-
-    ifstat->tx_packets    = kLO(KSTAT_LO_TX_PACKETS);
-    ifstat->tx_bytes      = SIGAR_FIELD_NOTIMPL;
-    ifstat->tx_errors     = SIGAR_FIELD_NOTIMPL;
-    ifstat->tx_dropped    = SIGAR_FIELD_NOTIMPL;
-    ifstat->tx_overruns   = SIGAR_FIELD_NOTIMPL;
-    ifstat->tx_collisions = SIGAR_FIELD_NOTIMPL;
-    ifstat->tx_carrier    = SIGAR_FIELD_NOTIMPL;
-
-    ifstat->speed         = SIGAR_FIELD_NOTIMPL;
-
-    return SIGAR_OK;
-}
-
 static void ifstat_kstat_common(sigar_net_interface_stat_t *ifstat,
                                 kstat_named_t *data, int ndata)
 {
@@ -2148,7 +1943,12 @@ static void ifstat_kstat_common(sigar_net_interface_stat_t *ifstat,
             break;
           case 'i':
             if (strEQ(ptr, "ipackets")) {
-                ifstat->rx_packets = value;
+                if (ifstat->rx_packets == 0) {
+                    ifstat->rx_packets = value;
+                }
+            }
+            else if (strEQ(ptr, "ipackets64")) {
+                ifstat->rx_packets = data[i].value.ui64;
             }
             else if (strEQ(ptr, "ierrors")) {
                 ifstat->rx_errors = value;
@@ -2175,7 +1975,12 @@ static void ifstat_kstat_common(sigar_net_interface_stat_t *ifstat,
             break;
           case 'o':
             if (strEQ(ptr, "obytes")) {
-                ifstat->tx_bytes = value;
+                if (ifstat->tx_bytes == 0) {
+                    ifstat->tx_bytes = value;
+                }
+            }
+            else if (strEQ(ptr, "obytes64")) {
+                ifstat->tx_bytes = data[i].value.ui64;
             }
             else if (strEQ(ptr, "oerrors")) {
                 ifstat->tx_errors = value;
@@ -2184,7 +1989,12 @@ static void ifstat_kstat_common(sigar_net_interface_stat_t *ifstat,
                 ifstat->tx_overruns = value;
             }
             else if (strEQ(ptr, "opackets")) {
-                ifstat->tx_packets = value;
+                if (ifstat->tx_packets == 0) {
+                    ifstat->tx_packets = value;
+                }
+            }
+            else if (strEQ(ptr, "opackets64")) {
+                ifstat->tx_packets = data[i].value.ui64;
             }
             else if (strEQ(ptr, "toolong_errors")) {
                 ifstat->tx_overruns = value;
@@ -2192,7 +2002,12 @@ static void ifstat_kstat_common(sigar_net_interface_stat_t *ifstat,
             break;
           case 'r':
             if (strEQ(ptr, "rbytes")) {
-                ifstat->rx_bytes = value;
+                if (ifstat->rx_bytes == 0) {
+                    ifstat->rx_bytes = value;
+                }
+            }
+            else if (strEQ(ptr, "rbytes64")) {
+                ifstat->rx_bytes = data[i].value.ui64;
             }
             else if (strEQ(ptr, "rx_overflow")) {
                 ifstat->rx_overruns = value;
@@ -2223,8 +2038,6 @@ static int sigar_net_ifstat_get_any(sigar_t *sigar, const char *name,
         return ENOENT;
     }
 
-    SIGAR_ZERO(ifstat);
-
     data = (kstat_named_t *)ksp->ks_data;
 
     ifstat_kstat_common(ifstat, data, ksp->ks_ndata);
@@ -2232,42 +2045,42 @@ static int sigar_net_ifstat_get_any(sigar_t *sigar, const char *name,
     return SIGAR_OK;
 }
 
+/* loopback interface only has rx/tx packets */
+static int sigar_net_ifstat_get_lo(sigar_t *sigar, const char *name,
+                                   sigar_net_interface_stat_t *ifstat)
+{
+    ifstat->rx_packets    = 0;
+    ifstat->rx_bytes      = SIGAR_FIELD_NOTIMPL;
+    ifstat->rx_errors     = SIGAR_FIELD_NOTIMPL;
+    ifstat->rx_dropped    = SIGAR_FIELD_NOTIMPL;
+    ifstat->rx_overruns   = SIGAR_FIELD_NOTIMPL;
+    ifstat->rx_frame      = SIGAR_FIELD_NOTIMPL;
+
+    ifstat->tx_packets    = 0;
+    ifstat->tx_bytes      = SIGAR_FIELD_NOTIMPL;
+    ifstat->tx_errors     = SIGAR_FIELD_NOTIMPL;
+    ifstat->tx_dropped    = SIGAR_FIELD_NOTIMPL;
+    ifstat->tx_overruns   = SIGAR_FIELD_NOTIMPL;
+    ifstat->tx_collisions = SIGAR_FIELD_NOTIMPL;
+    ifstat->tx_carrier    = SIGAR_FIELD_NOTIMPL;
+
+    ifstat->speed         = SIGAR_FIELD_NOTIMPL;
+
+    return sigar_net_ifstat_get_any(sigar, name, ifstat);
+}
+
 int sigar_net_interface_stat_get(sigar_t *sigar, const char *name,
                                  sigar_net_interface_stat_t *ifstat)
 {
     ifstat->speed = SIGAR_FIELD_NOTIMPL;
 
-    switch (*name) {
+    if (strnEQ(name, "lo", 2)) {
-      case 'd':
+        return sigar_net_ifstat_get_lo(sigar, name, ifstat);
-        if (strnEQ(name, "dmfe", 4)) {
+    }
-            return sigar_net_ifstat_get_dmfe(sigar, name, ifstat);
+    else {
-        }
+        SIGAR_ZERO(ifstat);
-        break;
+        return sigar_net_ifstat_get_any(sigar, name, ifstat);
-      case 'e':
-        if (strnEQ(name, "eri", 3)) {
-            return sigar_net_ifstat_get_eri(sigar, name, ifstat);
-        }
-        break;
-      case 'g':
-        if (strnEQ(name, "ge", 2)) {
-            return sigar_net_ifstat_get_ge(sigar, name, ifstat);
-        }
-        break;
-      case 'h':
-        if (strnEQ(name, "hme", 3)) {
-            return sigar_net_ifstat_get_hme(sigar, name, ifstat);
-        }
-        break;
-      case 'l':
-        if (strnEQ(name, "lo", 2)) {
-            return sigar_net_ifstat_get_lo(sigar, name, ifstat);
-        }
-        break;
-      default:
-        break;
     }
-    
-    return sigar_net_ifstat_get_any(sigar, name, ifstat);
 }
 
 #define TCPQ_SIZE(s) ((s) >= 0 ? (s) : 0)