For further documentation see http://linux-net.osdl.org/index.php/Netem.
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Detailed Description
Function Documentation
int rtnl_netem_set_limit |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
limit |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
limit | New limit in bytes. |
- Returns:
- 0 on success or a negative error code.
Definition at line 165 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_limit = limit;
netem->qnm_mask |= SCH_NETEM_ATTR_LIMIT;
return 0;
}
int rtnl_netem_get_limit |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Limit in bytes or a negative error code.
Definition at line 184 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_LIMIT))
return netem->qnm_limit;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_gap |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
gap |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
gap | New gap in number of packets. |
- Returns:
- 0 on success or a negative error code.
Definition at line 208 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_gap = gap;
netem->qnm_mask |= SCH_NETEM_ATTR_GAP;
return 0;
}
int rtnl_netem_get_gap |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Re-ordering gap in packets or a negative error code.
Definition at line 227 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_GAP))
return netem->qnm_gap;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_reorder_probability |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
prob |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
prob | New re-ordering probability. |
- Returns:
- 0 on success or a negative error code.
Definition at line 244 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_ro.nmro_probability = prob;
netem->qnm_mask |= SCH_NETEM_ATTR_RO_PROB;
return 0;
}
int rtnl_netem_get_reorder_probability |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Re-ordering probability or a negative error code.
Definition at line 263 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_RO_PROB))
return netem->qnm_ro.nmro_probability;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_reorder_correlation |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
prob |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
prob | New re-ordering correlation probability. |
- Returns:
- 0 on success or a negative error code.
Definition at line 280 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_ro.nmro_correlation = prob;
netem->qnm_mask |= SCH_NETEM_ATTR_RO_CORR;
return 0;
}
int rtnl_netem_get_reorder_correlation |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Re-ordering correlation probability or a negative error code.
Definition at line 299 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_RO_CORR))
return netem->qnm_ro.nmro_correlation;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_loss |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
prob |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
prob | New packet loss probability. |
- Returns:
- 0 on success or a negative error code.
Definition at line 323 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_loss = prob;
netem->qnm_mask |= SCH_NETEM_ATTR_LOSS;
return 0;
}
int rtnl_netem_get_loss |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Packet loss probability or a negative error code.
Definition at line 342 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_LOSS))
return netem->qnm_loss;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_loss_correlation |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
prob |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
prob | New packet loss correlation. |
- Returns:
- 0 on success or a negative error code.
Definition at line 359 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_corr.nmc_loss = prob;
netem->qnm_mask |= SCH_NETEM_ATTR_LOSS_CORR;
return 0;
}
int rtnl_netem_get_loss_correlation |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Packet loss correlation probability or a negative error code.
Definition at line 378 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_LOSS_CORR))
return netem->qnm_corr.nmc_loss;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_duplicate |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
prob |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
prob | New packet duplication probability. |
- Returns:
- 0 on success or a negative error code.
Definition at line 402 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_duplicate = prob;
netem->qnm_mask |= SCH_NETEM_ATTR_DUPLICATE;
return 0;
}
int rtnl_netem_get_duplicate |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Packet duplication probability or a negative error code.
Definition at line 421 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_DUPLICATE))
return netem->qnm_duplicate;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_duplicate_correlation |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
prob |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
prob | New packet duplication correlation probability. |
- Returns:
- 0 on sucess or a negative error code.
Definition at line 438 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_corr.nmc_duplicate = prob;
netem->qnm_mask |= SCH_NETEM_ATTR_DUP_CORR;
return 0;
}
int rtnl_netem_get_duplicate_correlation |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Packet duplication correlation probability or a negative error code.
Definition at line 457 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_DUP_CORR))
return netem->qnm_corr.nmc_duplicate;
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_delay |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
delay |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
delay | New packet delay in micro seconds. |
- Returns:
- 0 on success or a negative error code.
Definition at line 481 of file netem.c.
References nl_us2ticks().
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_mask |= SCH_NETEM_ATTR_LATENCY;
return 0;
}
int rtnl_netem_get_delay |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Packet delay in micro seconds or a negative error code.
Definition at line 500 of file netem.c.
References nl_ticks2us().
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_LATENCY))
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_jitter |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
jitter |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
jitter | New packet delay jitter in micro seconds. |
- Returns:
- 0 on success or a negative error code.
Definition at line 517 of file netem.c.
References nl_us2ticks().
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_mask |= SCH_NETEM_ATTR_JITTER;
return 0;
}
int rtnl_netem_get_jitter |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Packet delay jitter in micro seconds or a negative error code.
Definition at line 536 of file netem.c.
References nl_ticks2us().
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_JITTER))
else
return nl_errno(ENOENT);
}
int rtnl_netem_set_delay_correlation |
( |
struct rtnl_qdisc * |
qdisc, |
|
|
int |
prob |
|
) |
| |
- Parameters:
-
qdisc | Netem qdisc to be modified. |
prob | New packet delay correlation probability. |
Definition at line 552 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_alloc(qdisc);
if (!netem)
return nl_errno(ENOMEM);
netem->qnm_corr.nmc_delay = prob;
netem->qnm_mask |= SCH_NETEM_ATTR_DELAY_CORR;
return 0;
}
int rtnl_netem_get_delay_correlation |
( |
struct rtnl_qdisc * |
qdisc | ) |
|
- Parameters:
-
- Returns:
- Packet delay correlation probability or a negative error code.
Definition at line 571 of file netem.c.
{
struct rtnl_netem *netem;
netem = netem_qdisc(qdisc);
if (netem && (netem->qnm_mask & SCH_NETEM_ATTR_DELAY_CORR))
return netem->qnm_corr.nmc_delay;
else
return nl_errno(ENOENT);
}