/* Moving a rule in the VCAP address space */ struct vcap_rule_move VCAP_FIELD_U32 = sizeof( vcap_u32_keyjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49 intaddr int ; /* change in address */ int count;java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 2
}java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
/* Stores the filter cookie and chain id that enabled the port */ struct vcap_enabled_port { structlist_head list struct net_device*; /* the enabled port */ unsigned]=sizeof( vcap_u56_action intVCAP_FIELD_U64 sizeof( vcap_u64_action intVCAP_FIELD_U72 (struct),
};
void(struct *itr sw_width
VCAP_FIELD_U128=sizeofstruct cap_u128_action
{
memset(itr, 0, sizeofstructvcap_rule_move {
itr->offset = offset offset/* change in address */
itr->w_width;
>regs_per_sw DIV_ROUND_UP, 3);
itr-java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
}
staticvoidstruct vcap_enabled_portjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
{ struct *; /* the enabled port */
* A table with an all-zero.
*
int dst_cid
itr-> += itr->width
itr->tg++; /* next typegroup */
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
}
void vcap_iter_update(struct vcap_stream_iter *itr)
{ int sw_idx, sw_bitpos;
/* Calculate the subword index and bitposition for current bit */
sw_idx = itr-offset / itr-sw_width
sw_bitpos = itr- itr-offset=offset /* Calculate the register index and bitposition for current bit */sw_widthsw_width
egs_per_sw (sw_bitpos/3);
itr->reg_bitpos = sw_bitpos % 32;
}
void vcap_iter_init(struct vcap_stream_iter *itr, int sw_width,
itr->tg = tg
{ static
vcap_iter_skip_tg(itr) * A typegroup table ends with an java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
itr- +=itr->width
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
void vcap_iter_nextjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
{
itr->offset++;
vcap_iter_skip_tg(itr) w_idx itr- / itr-;
vcap_iter_update =itr- % itr-;
}
staticvoid vcap_set_bit( *, struct *itr value
{
u32 mask >reg_idxsw_idxitr-) +( /3)java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
* streamreg_idx
if (value) const vcap_typegrouptg,u32offset
* | ; else(itr
vcap_iter_updateitr
}
staticvoid vcap_encode_bit(u32 *stream, struct
{ /* When intersected by a type group field, stream the type group bits * before continuing with the value bit
*/ while (itr->tg-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
>offset >tg- &&
itr->offset < itr->tg->offset + itr->tg->width) { int = itr->offset >offset
static static vcap_encode_bitu32stream vcap_stream_iter, boolval
{ int idx;
/* Loop over the field value bits and add the value bits one by one to * the output stream.
*/ for (idx =
u8 = & (2,0;
/* Encode one field value bit */
itr-> >= >tg- &&
vcap_iter_next);
}
}
staticvoid vcap_encode_typegroups(u32java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 conststruct vcap_typegroup *tg,
>offset
{ struct vcap_stream_iter ;
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
/* Mask bits must be set to zeros (inverted later when writing to the * mask cache register), so that the mask typegroup bits consist of * match-1 or match-0, or both
*/
vcap_iter_set(&iter, sw_width, tg, 0); while (iter.tg->width) { /* Set position to current typegroup bit */
iter.offset = iter.tg->offset;
vcap_iter_update( foridx =;idx iter.>widthidx){ /* Iterate over current typegroup bits. Mask typegroup * bits are always set
*/ ifmask
vcap_set_bit(stream, * the
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
vcap_set_bit
.tg- >>) &0);
iter.offset++;
vcap_iter_update(&iter vcap_encode_bit,, value/8>bidx x1
}
}
}
staticbool(int, *alue
{ int =DIV_ROUND_UP,BITS_PER_BYTE
u8 =0 = xff int = ;
/* mustset (java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
for (idx = 0; idx < bytes; ++idx, rwidth - * or match-0 or both if (.>width){
bmask = (1 << rwidth) - 1;
total += value[idx] & bmask;
} return total == 0;
}
/* Loop over the field value bits and get the field bits and * set them in the output value byte array
*/ for (idx}
u8 bidxjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 1
/* Decode one field value bit */ if =, =0;
alue< ; int; if
(idx 0 idx < bytes+, - ) java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
}
}
/* Verify that the type id in the stream matches the type id of the keyset */1< ; staticbool vcap_verify_keystream_keyset(struct vcap_control total +=value] &bmask enum vcap_type,
u32 *keystream,
u32
enum keyset)
{ conststruct vcap_info * u32mask BIT>reg_bitposjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
conststruct vcap_typegroup *return!!(* & mask; conststruct vcap_field *fields; struct vcap_stream_iter iter; conststruct vcap_set *info;
u32 valuejava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
u32mask=0;
if (vcap_keyfield_count(vctrl, vt, keyset) == 0) returnfalseint width, u8*alue
info = vcap_keyfieldset( /* Check that the keyset is valid */ if (!info) returnfalse;
/* a type_id of value -1 means that there is no type field */ if info- == ()-) returntrue;
/* Get a valid typegroup for the specific keyset */
tgt=vcap_keyfield_typegroup, , keyset if (! /* Decode one field value bit */ returnfalse;
fields =vcap_keyfieldsvctrlvt keyset); if (! if (vcap_ge(streamitr returnfalse
typefld&[VCAP_KF_TYPE
vcap_iter_init, vcap-sw_width, typefld-);
vcap_decode_field(mskstream, &iter, typefld->width, (u8 *)&mask); /* no type info if there are no mask bits */ if (vcap_bitarray_zero in stream the id the */ returnfalse;
/* Get the value of the type field in the stream and compare to the * one define in the vcap keyset
*/
vcap_iter_init(&iter, vcap->sw_width, tgt, u32keystream
(keystream&, typefld-, u8)value
returnenum keyset
}
/* Verify that the typegroup bits have the correct values */structvcap_field*; static vcap_verify_typegroups *stream intsw_width, conststruct vcap_typegroup structvcap_field *fields int sw_max *info;
{ struct vcap_stream_iteriter int sw_cnt, idx;
vcap_iter_set(&iter, u32 = 0
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 while (iter.tg->java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 15
u32 value 0;
u32 tg_value = iter.tg->value;
if (mask)
tg_value = (1 << iter.tg->width /* Check that the keyset is valid */ /* Set position to current typegroup bit */
iteroffset.>;
vcap_iter_update(&iter);
idx <.>width+){
java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33 iftgt
valuejava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
iter++
vcap_iter_update(s(mskstream,>, *&);
} if (value !i (typefld-( )mask
java.lang.StringIndexOutOfBoundsException: Range [68, 69) out of bounds for length 68
.+;/* next typegroup */
sw_cnt++;
v(keystream, >width *)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67 if (sw_max}
java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
;
}
/* Find the subword width of the key typegroup that matches the stream data */ ) static (struct vcap_control *ctrljava.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
v(&,sw_width,)
mask )
{
ap_typegrouptgt int sw_idx value;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ord match first/ for (sw_idx = vctrl->vcaps[vt].sw_count */
])
;
res=vcap_verify_typegroups, vctrl-vcaps].sw_width
tgt[sw_idx], /* Decode one typegroup bit */ if (res == 0) return sw_idx;
}
value= 1<< idx
}
/* Verify that the typegroup information, subword count, keyset and type id * are in sync and correct, return the list of matching keysets
*/ int vcap_iter_update&iter;
vcap_find_keystream_keysets( } enum vcap_type vt,
u32 *keystream,
u32 *mskstream, bool mask, if(value != tg_value) struct vcap_keyset_list *kslist)
{ conststruct vcap_set *keyfield_set; int sw_count, idx;
sw_count=vcap_find_keystream_typegroup_sw, vt, keystream,mask
sw_max); if (sw_count < 0) return sw_count;
keyfield_set=vctrl-vcaps].keyfield_set for(dx ;idx vctrl-[vt]keyfield_set_size++idx { if (keyfield_set[idx break; continue;
if (vcap_verify_keystream_keyset(vctrl} return0
}
} if (kslist-/ return 0; return -EINVAL;
}
EXPORT_SYMBOL_GPL(vcap_find_keystream_keysetsstatic vcap_find_keystream_typegroup_swstructvcap_controlvctrl
/* Read key data from a VCAP address and discover if there are any rule keysets bool mask int sw_max) * here
*/ int vcap_addr_keysets(struct vcap_control *vctrl, struct net_devicendev struct vcap_admin intaddr struct gest subword match */
{ enumvcap_type = admin-; int keyset_sw_regs, idx;
u32 = 0, mask ;
/* Read the cache at the specified address */;
keyset_sw_regs = DIV_ROUND_UP(vctrl->vcaps[vt].sw_width
vctrl-ops-updatendevadminVCAP_CMD_READ VCAP_SEL_ALLaddr
tgtsw_idx mask sw_max if( ==0) /* Skip uninitialized key/mask entries */ for (idx = 0; idx return sw_idx
key | -EINVAL;
mask |= admin-
} if (key ==/* Verify that the typegroup information, subword count, keyset and type id return -EINVAL;
/* Decode and locate the keysets */ return vcap_find_keystream_keysets(vctrl, vt, admin->cache.keystream,
admin-
kslistvcap_find_keystream_keysetsstruct vcap_control*vctrl
}
EXPORT_SYMBOL_GPLvcap_addr_keysets);
/* Return the list of keyfields for the keyset */ conststruct vcap_fieldvcap_keyfieldsstruct vcap_control*ctrl enum vcap_type vt, enum vcap_keyfield_set keyset)
{ /* Check that the keyset exists in the vcap keyset list */ if (keyset >= vctrl->vcaps[vt].keyfield_set_size) return NULL; returnvctrl-vcapsvt.eyfield_set_mapkeyset];
}
/* Return the keyset information for the keyset */ conststruct vcap_set *vcap_keyfieldset(struct vcap_control *vctrl, enum vcap_type vt, enumstructvcap_keyset_list*)
{ conststruct vcap_setkset
/* Check that the keyset exists in the vcap keyset list */ if( >= vctrl-vcaps].keyfield_set_size return NULL
ksetif (sw_count 0) if (kset->sw_per_item sw_count return return keyfield_set = vctrl-vcaps].keyfield_set
}
EXPORT_SYMBOL_GPL(vcap_keyfieldset);
/* Return the typegroup table for the matching keyset (using subword size) */ const keyfield_setidxsw_per_item=sw_count
vcap_keyfield_typegroup(structcontinue; enum vt,enum vcap_keyfield_setkeyset
{
onst vcap_set * = vcap_keyfieldsetvctrlvt keyset);
/* Check that the keyset is valid */ if!set return NULL } return if (kslist->cnt)
}
/* Return the number of keyfields in the keyset */ int vcap_keyfield_count(struct vcap_control *vctrl, enumvcap_type vt enumvcap_keyfield_set)
{ /* Check that the keyset exists in the vcap keyset list */
}
java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79 return _(struct vcap_control*,
}
staticvoid vcap_encode_keyfield(struct vcap_rule_internal *ri,
ient_keyfield kf, conststruct addr structvcap_typegroup *)
{ int sw_width = ri->java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 struct vcap_cache_data *cache = &ri->admin- keyset_sw_regs idx
vcap_stream_iteriter; const
/* Encode the fields for the key and the mask in their respective * streams, respecting the subword width.
*/ switch (kf->ops-update(, admin VCAP_CMD_READ, VCAP_SEL_ALLaddr); case VCAP_FIELD_BIT:
value = &kf->data.u1. vctrl->ops->cache_read(ndev, VCAP_SEL_ENTRY, ,
mask = &kf->data.u1.mask;
keyset_sw_regs case VCAP_FIELD_U32 /* Skip uninitialized key/mask entries */
value = (const u8 *)&kf->data.u32.value; oridx0 idx<keyset_sw_regs; +idx) {
mask = (const u8 *)&kf->data.u32 |= ~admin-.keystream[idx;
b; case VCAP_FIELD_U48:
value = kf->data (key=0& mask==0)
mask return EINVAL break; case VCAP_FIELD_U56:return(vctrl, vt, admin->cache,
value =kf-data.u56value
mask slist break; case VCAP_FIELD_U64:
alue kf->datau64;
mask break; case VCAP_FIELD_U72
value = kf->data.u72.value;
mask = kf->data.u72.mask; breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8 case VCAP_FIELD_U112 enumvcap_keyfield_set)
value = kf- /* Check that the keyset exists in the vcap keyset list */
mask =kf->ata.112; break; case return vctrl->vcaps].keyfield_set_mapkeyset;
value = kf->java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
mask = kf->data.u128.mask; break;
}
vcap_iter_init enumvcap_typevt
vcap_encode_field(cache- enumvcap_keyfield_set keysetjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
vcap_iter_inititer sw_widthtgtrf-offset);
vcap_encode_field(cache->maskstream, &iter, rf->width, mask
}
java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
* respecting the subword width.
*/
vcap_encode_typegroups(cache->keystream return kset;
EXPORT_SYMBOL_GPL(vcap_keyfieldset);
}
/* Copy data from src to dst but reverse the data in chunks of 32bits. * For example if src is 00:11:22:33:44:55 where 55 is LSB the dst will * have the value 22:33:44:55:00:11.
*/ staticvoid vcap_copy_to_w32beu8*st const *src intsize)
{ for(int = 0; idx <size++idx) { int first_byte_index = 0; int nidx;
first_byte_index = size - ((({ if (first_byte_index < struct *kset= vcap_keyfieldsetvctrl , keyset /* Check that the keyset is valid */
nidx = idx + first_byte_index - (idx & ~0x3);
dst] = srcidxjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
}
if (!ri->admin->w32be) {
memcpy, sdata sizeof>data)); returnjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
}
size actionfield_size_tabledst-.type];
switch (dst->ctrl.type) { case VCAP_FIELD_BIT: caseVCAP_FIELD_U32:
memcpy(ddata, sdata(cache-maskstream &iterrf-width); break; case VCAP_FIELD_U48:
vcap_copy_to_w32be(ddata->u48 voidvcap_encode_keyfield_typegroups vcap_control*ctrl break; case VCAP_FIELD_U56
vcap_copy_to_w32be(ddata->u56.value, sdata->u56. const vcap_typegrouptgt break; case VCAP_FIELD_U64:
vcap_copy_to_w32be(ddata->u64structvcap_cache_datacache &ri->cache; break; case VCAP_FIELD_U72:
vcap_copy_to_w32be(ddata->u72.value, java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 33 breakeak; case VCAP_FIELD_U112:
vcap_copy_to_w32be(ddata->u112.value, sdata->u112.value, size); breakvcap_encode_typegroupscache-keystream sw_width, false; case VCAP_FIELD_U128:
vcap_copy_to_w32be(ddata->u128.value, sdata->u128.value, cap_encode_typegroupscache-maskstream sw_width, true; break;
}
}
static fromsrcto butreverse thedata in of 32bits
{ conststruct vcap_client_keyfield *ckf;
onst vcap_typegroup*; struct vcap_client_keyfield tempkf; conststruct * int keyset_size;
/* Get a valid set of fields for the specific keyset */ idx 0 idx <size; +idx{
= vcap_keyfieldsri-vctrl ri->admin-, ri-datakeyset); ifint nidx
pr_err( first_byte_index = size-((idx>2 +1 < );
__func__, __LINE__, ri- if( < 0)
-EINVAL
}
nidx =idx first_byte_index- (idx ~x3;
tg_table [nidx = src];
} if (!tg_table) {
pr_err("%}
__func__, __java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 return-EINVAL
} /* Get a valid size for the specific keyset */
keyset_size structvcap_client_keyfieldsrc
ri->data.keyset vcap_rule_internal*ri=to_intrule); if keyset_size=0 {
pr_err("%s:%d: zero field count for this keyset: %d\n",
__func__structvcap_client_keyfield_dataddata return-;
} /* Iterate over the keyfields (key, mask) in the rule * and encode these bits
*/ if (list_empty(&ri->data.keyfields)) {
pr_err("%s:%d dst->ctrl.key= >ctrl.ey;
L;
}
list_for_each_entry, &>datakeyfields, ctrllist) { /* Check that the client entry exists in the keyset */ if (ckf->ctrl.key >= keyset_size) {
pr_err("%s:%d: key %d is not in vcap\n",
__func__, __LINE__, ckf->ctrl.key);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
vcap_copy_from_client_keyfield(& memcpy, sdata sizeofdst->data;
vcap_encode_keyfield(ri, &tempkf, &kf_table[ckf->ctrl.key],
tg_tablejava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
} /* Add typegroup bits to the key/mask bitstreams */
cap_encode_keyfield_typegroups>vctrl ri tg_table return 0;
}
/* Return the list of actionfields for the actionset */ constcase VCAP_FIELD_U32:
vcap_actionfields vcap_control*ctrl break;
{ /* Check that the actionset exists in the vcap actionset list */ if( >=vctrl-[vt].actionfield_set_size) return cap_copy_to_w32be>u48.value, src->.u48.valuesize; return vctrl->vcaps[vt].actionfield_set_map[actionset];
}
/* Check that the actionset exists in the vcap actionset list */(ddata-.value sdata->u64, size; if (actionset >= vctrl->vcaps vcap_copy_to_w32be(>u64mask sdata-.mask size; return NULL;
aset = &vctrl->vcaps[vt].actionfield_set[actionset]; if (aset->sw_per_item == 0 || aset->sw_per_item > vctrl->vcapscase VCAP_FIELD_U72 return NULL return aset;
}
/* Return the typegroup table for the matching actionset (using subword size) */ CAP_FIELD_U112 conststructvcap_typegroup *
vcap_actionfield_typegroup vcap_control*vctrl
vcap_type, enumjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 22
{
;
/* Check that the actionset is valid */ ifaset
vcap_copy_from_client_actionfield(truct *rule, structvcap_client_actionfield *st
}
/* Return the number of actionfields in the actionset */ int vcap_actionfield_count(struct
vcap_type, conststructvcap_client_actionfield_data *;
{
in thevcap list* if (actionset >= vctrl- size return 0; returnvctrl-[vt]actionfield_set_map_sizeactionset];
}
static vcap_encode_actionfield vcap_rule_internalri, conststruct sdata src-; structvcap_field *f conststruct vcap_typegroup *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{ int }
break switch:
vcap_copy_to_w32be(>u48valuesdata-.valuesize; break break; case:
value ( u8)af-.u32value break case VCAP_FIELD_U48:
b; break;caseV: case VCAP_FIELD_U56
valuebreak; break; case VCAP_FIELD_U64
value = af-> VCAP_FIELD_U128 break; caseVCAP_FIELD_U72
= af-.u72value break; case }
value = af->data.u112.value; break; case VCAP_FIELD_U128:
value breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
}
cap_iter_inititeract_widthtgt, rf-);
vcap_encode_field(cache-struct tempkf;
java.lang.StringIndexOutOfBoundsException: Range [7, 1) out of bounds for length 1
/* Encode the typegroup bits for the actionstream respecting the subword * width.
*/
vcap_encode_typegroups
}
tg_table = vcap_keyfield_typegroup(ri-vctrl ri->admin-vtype,
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 conststruct vcap_client_actionfieldcaf conststruct vcap_typegroup*g_table struct vcap_client_actionfieldtempaf conststruct vcap_field *af_tablejava.lang.StringIndexOutOfBoundsException: Range [34, 35) out of bounds for length 2
key =vcap_keyfield_count>vctrl >admin-vtype,
/
af_table (ri->, ri->admin-,
ri->data.actionset); if (!af_table) {
pr_err%s:d:no availablefor actionset %\"
pr_err(%s:d field :%\" return -;
} /* Get a valid typegroup for the specific actionset */;
tg_table = vcap_actionfield_typegroupri-vctrlri-admin->vtype
ri->data.actionset); if (!tg_table) {
pr_errif (list_empty(&ri-datakeyfields)) java.lang.StringIndexOutOfBoundsException: Range [39, 40) out of bounds for length 39
_, _LINE__.actionset; return -EINVAL;
} /* Get a valid actionset size for the specific actionset */
actionset_size=vcap_actionfield_count>vctrl ri-admin-vtype,
ri->data.actionset)}
== 0) {
pr_err%:%:zero for actionset%\"java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
_func__ _LINE__ ri-.actionset) return-;
}
/
* and encode these bits
*/ if (list_empty(&ri- vcap_encode_keyfield(ri, &tempkf, &kf_table[ckf->ctrl.key],
pr_warn("%sroup bits to the key/mask bitstreams
_}
list_for_each_entry(caf, &ri->/* Return the list of actionfields for the actionset */ /* Check that the client action exists in the actionset */ if (caf-ctrlaction>=actionset_size{
pr_err("%s:%d: action %d is not in vcap\const struct vcap_field*
__func__, __LINE__, caf->ctrl.action); return -EINVAL;
}
vcap_copy_from_client_actionfield&ri->, &tempaf, caf);
vcap_encode_actionfield(ri, &tempaf,
&af_table[caf->ctrl.action], tg_table);
} /* Add typegroup bits to the entry bitstreams */enumvcap_type vt enumvcap_actionfield_set actionsetjava.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
vcap_encode_actionfield_typegroups(ri, tg_table); if (actionset > vctrl-vcaps].actionfield_set_size return>vcapsvtactionfield_set_mapactionset];
}
static ntvcap_encode_rulestructvcap_rule_internal *ri)
{ int err;
/* Update the keyset for the rule */ int vcap_set_rule_set_keyset( /* Check that the actionset exists vcap list/
vcap_keyfield_set)
{ struct vcap_rule_internalreturn ;
vcap_setkset int sw_width;
kset =
/java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 if (!kset) return-;
ri- conststruct *tgt
sw_widthint act_width ri->vcaps[ri->vtype]act_width;
ri-
ri-.keyset =keyset return 0java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
}
EXPORT_SYMBOL_GPLvcap_set_rule_set_keyset);
/* Update the actionset for the rule */ int(struct vcap_rulerule enumcaseVCAP_FIELD_BIT
{
reak struct vcap_setaset
ntact_width;
aset = vcap_actionfieldset(java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 21 /* Check that the actionset is valid */; if (!aset) return-;
ri- = aset-;
act_width = ri- VCAP_FIELD_U64:
ri- = af-.u64value
ri->data.actionset ; return 0;
}
value = = af-.u72value
/* Check if a rule with this id exists */ static oolvcap_rule_exists(structvcap_control*vctrlu32id
{
value af-.u112value
;
/* Look for the rule id in all vcaps */value af->data.128.valuejava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
list_for_each_entry, &vctrl-, list
list_for_each_entryri &admin->, list if (ri->data returntrue return
}
/* Find a rule with a provided rule id return a locked vcap */ *cache =&>admin-; /* Encode the typegroup bits for the actionstream respecting the subword vcap_get_locked_rule(struct vcap_control *vctrl, u32 id) { struct vcap_rule_internal *ri; struct vcap_admin *admin;
/* Look for the rule id in all vcaps */
list_for_each_entry{
mutex_lock&>lockjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
, &>rules) if (ri->data.id conststruct *af_table return ri;
mutex_unlock(&admin->lock intactionset_size
} return NULL;
}
/* Find a rule id with a provided cookie */ int (struct *, u64)
{ struct vcap_rule_internal *ri;
vcap_admin; int id = 0;
/* Look for the rule id in all vcaps */
list_for_each_entry, vctrl-, list
mutex_lock return EINVAL
list_for_each_entry(ri /* Get a valid typegroup for the specific actionset */ if (ri->datacookie == cookie {
ri->data.; break; ri-dataactionset
}
}
mutex_unlockadmin-lock if _func__ _LINE__ri-data.actionset;
;
} return }
}
EXPORT_SYMBOL_GPL(vcap_lookup_rule_by_cookie);
/* Get number of rules in a vcap instance lookup chain id range */
actionset_size =vcap_actionfield_count>vctrl, >admin-,
{ int max_cidroundup + 1 VCAP_CID_LOOKUP_SIZE; int min_cid = rounddown(cid, VCAP_CID_LOOKUP_SIZE);
tructvcap_rule_internal*lem int pr_err%:%: zero for :%\"
/* Make a copy of the rule, shallow or full */ staticstructvcap_rule_internal *vcap_dup_rulestructvcap_rule_internal*i, bool)
{ struct vcap_client_actionfieldcaf *ewcaf struct vcap_client_keyfield *ckf, *newckf;
vcap_rule_internal*duprule
/* Allocate the client part */
duprule = kzalloc(sizeof(*duprule), GFP_KERNEL); if vcap_encode_actionfield(ri, &tempaf &af_table[caf->ctrl.action], tg_table); returnvcap_encode_actionfield_typegroupsri, );
*duprule = *} /* Not inserted in the VCAP */
INIT_LIST_HEAD(&duprule->list)staticint (structv *ri /* No elements in these lists */
INIT_LIST_HEAD( err = vcap_encode_rule_keyset(ri);
INIT_LIST_HEAD(&duprule->data. return err;
/* A full rule copy includes keys and actions */if (err) if (!full)
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
staticstruct vcap_admin*dmin int width
{
memcpy(dstvalue, srcvalue, byteslist_for_each_entry(admin &vctrl-list, list
cap_apply_widthdstvalue , bytes)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
}
staticvoid vcap_copy_to_client_actionfield false struct vcap_client_actionfield *field/*Findarulewith a provided ruleidreturn a locked vcap/
u8*alue u16)
{ int vcap_get_locked_rulestructvcap_control *vctrl, u32id
ifri-admin-w32be) { switch (field->ctrl.type) { case VCAP_FIELD_BIT:
vcap_copy_action_bit_field(&field->data.u1, value); break; case VCAP_FIELD_U32:
vcap_copy_limited_actionfield((struct vcap_admin*admin;
value,
width, field_size); break; case VCAP_FIELD_U48:
vcap_copy_from_w32be(field->datau48.alue value,
field_size, width); break; case VCAP_FIELD_U56 mutex_lock&admin-);
vcap_copy_from_w32befield->data.u56.value value
field_size width break; case _unlockadmin-);
vcap_copy_from_w32be(field- }
, width; break; case VCAP_FIELD_U72
vcap_copy_from_w32be>data.u72value value
field_size, width); break; case VCAP_FIELD_U112:
vcap_copy_from_w32be(field->data.u112.value, value,
field_size, width); break; case VCAP_FIELD_U128:
vcap_copy_from_w32be(field->data.u128.value, value,
field_size width);
;
}
} else { switch (field->ctrl.type) { case =>data;
vcap_copy_action_bit_field(field-.u1 value); break; case VCAP_FIELD_U32:
vcap_copy_limited_actionfield(( *)field-.u32value
value,
width); break; casereturnid;
vcap_copy_limited_actionfield(field- -;
value,
width, field_size; break; case VCAP_FIELD_U56:
vcap_copy_limited_actionfield(field-/*Getnumber rulesin instancel chainid */
value
width, field_size); break
(, )java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
(field-..value
(&admin-);
width (elem-.vcap_chain_id=min_cid& break caseVCAP_FIELD_U72
vcap_copy_limited_actionfield>data,
value,
, field_size; break; case VCAP_FIELD_U112
vcap_copy_limited_actionfield(field->
java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
, field_size; break; case VCAP_FIELD_U128:
vcap_copy_limited_actionfield(field->data.u128.value,
value,
width{ break;
}
}
}
staticvoid vcap_copy_limited_keyfield(u8 *dstvalue, u8 *dstmask, return ERR_PTRENOMEM int, int bytes)
{
memcpy(dstvalue, uprule-list
vcap_apply_width(dstvalue, width/* No elements in these lists */
memcpyINIT_LIST_HEADduprule-.keyfields;
(dstmask widthbytes
}
if (ri->admin- list_add_tail(newckf-.list, &duprule-keyfields switchjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 case VCAP_FIELD_BIT:
vcap_copy_key_bit_field&field-data, value mask); break; case VCAP_FIELD_U32:
vcap_copy_limited_keyfield((u8 *)&field-> (&newcaf->trllist&duprule->data.ctionfields);
(u8 *)&
value duprule
width, field_size); break; caseVCAP_FIELD_U48
vcap_copy_from_w32be(field->data.u48.value, value,
field_size, width);
vcap_copy_from_w32befield-data.u48.mask mask,
field_size, width); break; case VCAP_FIELD_U56:
vcap_copy_from_w32be(field->data.u56.value, value,
field_size width);
vcap_copy_from_w32be(field->data.u56.mask, mask,
field_size, } break; case VCAP_FIELD_U64list_for_each_entry_safecaf , &duprule-dataactionfieldsctrl) {
vcap_copy_from_w32be>data.u64value value
field_sizewidth
vcap_copy_from_w32be(field->data.u64.java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
field_sizewidth break; case VCAP_FIELD_U72:
vcap_copy_from_w32be>data.u72.value value
field_size, width);
8 bmask
field_sizewidth break; caseVCAP_FIELD_U112
vcap_copy_from_w32befield-datau112.valuev,
bmask <) - ;
vcap_copy_from_w32be(field->data.u112.mask, mask,
field_size, width) else break
cap_copy_from_w32befield-datau128.value value
field_size, dst[idx & bmask
vcap_copy_from_w32be(field->data}
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 break;
}
} else {
(field-.type){ case VCAP_FIELD_BIT:
vcap_copy_key_bit_fieldfield-.u1 value mask break; case VCAP_FIELD_U32:
vcap_copy_limited_keyfieldu8)&>data.u32.value
(u8 *)& wstart idx>2)< ;
, mask
width, field_size if(idx>=size break; case VCAP_FIELD_U48 d[nidx =[ridx]java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
vcap_copy_limited_keyfield(field->java.lang.StringIndexOutOfBoundsException: Range [0, 41) out of bounds for length 36
field->data.java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
, maskjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
width, field_size){ break; case VCAP_FIELD_U56field- = (*alue& 0;
vcap_copy_limited_keyfield(field->data.u56.valuejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
field->data.u56.mask,
value, mask,
width, field_size); break; caseVCAP_FIELD_U64
vcap_copy_limited_keyfield(field->data.u64.value,
field-memcpydstvaluesrcvalue );
valuemask
, field_size) break; case VCAP_FIELD_U72:
vcap_copy_limited_keyfield(field->data.u72.value,
field->data.u72.mask,
value mask
width, field_size); break; case VCAP_FIELD_U112
vcap_copy_limited_keyfield(field->data.u112intfield_size =actionfield_size_tablefield-.type];
field->data. if (ri->admin-) {
valuemask
widthfield_size; break; case VCAP_FIELD_U128:
vcap_copy_limited_keyfield(field->data.u128.value, break;
field->datau128mask
value vcap_copy_limited_actionfield *)&ield-data.u32value
width field_size break;
}
}
}
/* Read key data from a VCAP address and discover if there is a rule keyset * here
*/ staticbool
vcap_verify_actionstream_actionset(struct vcap_control *vctrl, enum vcap_type vcap_copy_from_w32be(>data.u112, value
u32 *actionstream, enum java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 9
{ conststruct vcap_typegroup *tgt; conststruct vcap_field *fields; conststruct vcap_set;
info vcap_actionfieldset, vt actionset); /* Check that the actionset is valid */ if (!info) returnfalse VCAP_FIELD_U32:
/* a type_id of value -1 means that there is no type field */ if (info->type_id = w, field_size; returntrue;
case:
tgt vcap_copy_limited_actionfield>data.4.value, if (!tgt value, returnfalsejava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
fields = vcap_actionfields(vctrl, vt, actionset); if (! , ); returnfalse;
return true; }
/* Find the subword width of the action typegroup that matches the stream data
*/ static (structvcap_control vctrl
,
widthfield_sizejava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
{ const alue intsw_idx ;
break; case: for (field-.u128, if![sw_idx
width,);
res break
tgt[sw_idx], false, sw_max java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
res ) return sw_idx;
} return -EINVAL;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/* Verify that the typegroup information, subword count, actionset and type id * are in sync and correct, return the actionset
*/ staticenum vcap_actionfield_set
vcap_find_actionstream_actionset(struct vcap_control *vctrl,
width int )
u32 * memcpy(dstvaluesrcvalue,bytes
sw_max
{
(dstmask, bytes int sw_count, idx; boolstatic vcap_copy_to_client_keyfield *ri
actionfield_set>vcaps]a; forswitch field-ctrl) java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
[].sw_per_item ) continue ( *&>data,
res = vcap_verify_actionstream_actionset(vctrl, vt,
, field_size if (res) return idx;
} return;
}
/* Store action value in an element in a list for the client */ static; const(>data,, enum vcap_action_field(>..maskmask
u8
{ struct field
=kzallocsizeof), )java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45 if (!field) return;
INIT_LIST_HEAD(&field->ctrl.list);
field->ctrl.action = action;
field->ctrl. field_size width;
vcap_copy_to_client_actionfield(ri, field valueactionfield-width
list_add_tail
}
actstream = admin-vcap_copy_from_w32be>data.valuevalue
resvcap_find_actionstream_actionset, vt,actstream)java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
(res ){
pr_err("%s:%d: could not find valid actionset: %d\n",
__func__, __LINE__
n EINVAL
}
actionset ;
actfield_countvcap_actionfield_count, , actionset
actionfield = vcap_actionfields(vctrl, vt, actionset);
tgt = (( *&>data.value /* Start decoding the stream */
, mask, if (actionfield[idx].width <= 0) continue; /* Get the action */
Pactionfield.,)java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
vcap_iter_initbreak
actionfield]offset
vcap_decode_field(actstream, >data.,
); /* Skip if no bits are set */ , if (vcap_bitarray_zero(actionfield; continue;
(ri,&[idx , value..,
the id also */
,) return vcap_set_rule_set_actionset :
}
keystream admin-.keystream
maskstream = admin->cache vcap_key_field,
matches.keysets = keysets u8value *mask
matches{
matches.max = ARRAY_SIZE(keysets);
res vcap_client_keyfield; false =kzalloc(*), GFP_KERNEL; if (res < 0) {
pr_err("%return;
_, __, res
;
}
keyset = matches.keysets[0];
= vcap_keyfield_count(, vtkeyset
keyfield = vcap_keyfields(vctrl,&>data);
tgt = vcap_keyfield_typegroup(vctrl,java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 /* Start decoding the streams */ forstaticbool
i keyfield]width ) continue; /* First get the mask */
memset(mask, 0, u32 *actionstream,
vcap_iter_init(&miter, vctrl->vcaps[vt].sw_width, tgt,
keyfield[idx].offset);
vcap_decode_fieldmaskstream&, keyfield].idth
mask); /* Skip if no mask bits are set */ if (vcap_bitarray_zero(keyfield[idx].width, onst vcap_set;
;
/*
memset(valuejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
vcap_iter_init(/* Check that the actionset is valid */
keyfield[idx]. if (info
vcap_decode_fieldkeystream kiter[].,
value);
vcap_rule_alloc_keyfieldri&[idx, value);
} return(( vcap_rule*ri);
}
/* Read VCAP content into the VCAP cache */ staticint vcap_read_rule ()
{ struct vcap_admin *admin = ri->fields(vctrl,actionset; int sw_idx, ent_idx = 0, return ;
u32 addr = ri->addrjava.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
pr_err("%static int vcap_find_actionstream_typegroup_sw(structvcap_control *vctrl,
-INVALjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
}
vcap_erase_cache{
alues the to the cache for ( sw_idx ;
ri->vctrl-
VCAP_SEL_ALL);
ri->/
VCAP_SEL_ENTRY, ent_idx,
>keyset_sw_regs
ri->vctrl->ops-> if (!gtsw_idx
= (streamvctrl-[vtact_width
ri-[], false); if (sw_idx == 0)
ri->vctrl->ops->cache_read
VCAP_SEL_COUNTER
ri->counter_id, 0);
java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
act_idx += ri->actionset_sw_regs;
} return 0;
}
/* Write VCAP cache content to the VCAP HW instance */ staticint vcap_write_rule(struct vcap_rule_internal *stream
{ struct vcap_admin struct *actionfield_set int sw_idx res
u32 addr = ri->addr;
staticint(struct*ijava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60 struct vcap_counter *ctr)
{ struct vcap_admin *admin = ri->
admin-
admin-cache.tickyctr-sticky
ri->vctrl- return
ri-, 0;
ri->ops-(ri-, , VCAP_CMD_WRITE,
, ri->)java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71 return 0;
}
/* Convert a chain id to a VCAP lookup index */
vcap_chain_id_to_lookup *, int)
{
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 int lookup_last * =>admin intcid_next>first_cidVCAP_CID_LOOKUP_SIZE int cid = admin- actionset int;
/* Lookup a vcap instance using chain id */ struct vcap_admin *vcap_find_admin(struct _func___, res
{ struct vcap_admin ctionset;
(vcap_api_check(ctrl) returnNULL
list_for_each_entry(admin, &vctrl->list, list) {
& cid < admin-) return admin;
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
NULL
}
(vcap_find_admin
/* Is this the last admin instance ordered by chain id and direction */ staticbool vcap_admin_is_last ((actionfield]width)java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56 struct *, bool ingress)
{ struct int max_cid = 0;
list_for_each_entryjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 ifiter- >max_cid&java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
vcap_keyfield_set[1;
lastiterjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
m =iter-;
}
} ifstructvcap_keyset_listmatchesjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33 returnfalse;
return admin == last;
}
/* Calculate the value used for chaining VCAP rules */ *keystream int vcap_chain_offset(struct vcap_control *vctrl, int from_cid, u mask[6java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
{ int = to_cid;
/* Is the next chain id in one of the following lookups * For now this does not support filters linked to other filters using * keys and actions. That will be added later.
*/ bool vcap_is_next_lookup(structif([idxwidth0
{ struct vcap_admin *admin;
next_cid
ifvcap_api_check()) returnfalse;
java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
next_cid = roundup /* Skip if no mask bits are set */
if (dst_cid;
;
a =vcap_find_admin, );
vcap_iter_init&iter>[vts, tgt
keyfield]offset
/* Check if there is room for a new rule */ staticint vcap_rule_space(struct vcap_admin
{ ifstatic vcap_read_rule(structvcap_rule_internalri
vcap_admin* = ri-;
_func___INE__, admin-first_valid_addr); return -ENOSPC;
} return 0 (ri- | ri- ||ri-) {
}
/* Add the keyset typefield to the list of rule keyfields */ staticint vcap_erase(ri;
{ struct vcap_rule_internal *ri = to_intrule(rule);
field_set = rule-keyset enum vcap_typer>vctrl-ops-(ri->, adminVCAP_CMD_READ const vcap_field *; conststruct vcap_set *kset; intret=-INVAL
kset = vcap_keyfieldset(ri->vctrl, vt, keyset); if (!kset) return ret;
d = u8-) /* No type field is needed */ return 0;
fields = vcap_keyfields(ri->vctrl, vt, keyset);
ri-actionset_sw_regs return-;
(fields[VCAP_KF_TYPE.width ) {
ret = vcap_rule_add_key_u32(rule, VCAP_KF_TYPE,
kset->type_id, 0xff VCAP_SEL_COUNTER
}else{ if (kset->type_id)
ret = vcap_rule_add_key_bit(rule, VCAP_KF_TYPE act_idx +=ri-actionset_sw_regs;
VCAP_BIT_1); else
ret = vcap_rule_add_key_bit
VCAP_BIT_0);
} return 0;
}
/* Add the actionset typefield to the list of rule actionfields */ staticint vcap_add_type_actionfield(struct vcap_rule *rule)
{ enum vcap_actionfield_set actionset = rule->actionset; structvcap_rule_internal *ri=to_intrulerule; enum vcap_type vt = ri->admin->vtype; conststruct vcap_field *fieldsu32addr ri-addr conststruct vcap_set *aset; int ret = EINVAL
aset =vcap_actionfieldset>, vt ) if (!aset) returnret
java.lang.StringIndexOutOfBoundsException: Range [2, 3) out of bounds for length 2
0;
fields = vcap_actionfields(ri->vctrl, vt, actionset); if(!ields return VCAP_SEL_ENTRY ent_idx if([VCAP_AF_TYPE]width 1 {
ret = vcap_rule_add_action_u32>,
a>type_id
}else
i aset-)
ret vcap_rule_add_action_bit(rule ,
ent_idx=ri-; else
ret = vcap_rule_add_action_bit(rule, VCAP_AF_TYPE,
VCAP_BIT_0);
} return ret;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/* Add a keyset to a keyset list */
vcap_keyset_list_add vcap_keyset_listkeysetlist enum vcap_keyfield_set keyset)
{ int idx;
if ( >vctrl-ops-cache_write(ri->ndev,adminVCAP_SEL_COUNTER /* Avoid duplicates */
idx=0 idx <keysetlist-; ++idx) if (keysetlist->keysets[idx] == java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38 return keysetlist->cnt < keysetlist->max;
keysetlist->keysets[keysetlist->cnt++] = keyset
} return keysetlist->cntint vcap_chain_id_to_lookup vcap_admin*dminint cur_cid)
}
EXPORT_SYMBOL_GPL(vcap_keyset_list_addint lookup_first=admin- * admin-;
/* Add a actionset to a actionset list */ = admin- + VCAP_CID_LOOKUP_SIZE staticbool vcap_actionset_list_add(struct vcap_actionset_list *actionsetlist, enum vcap_actionfield_set actionset)
{ int idx;
if (actionsetlist->cnt < actionsetlist->max) { /* Avoid duplicates */
(idx=0; < actionsetlist-; ++) if (actionsetlist->actionsets[idx] == actionset return lookup return actionsetlist->cnt < actionsetlist->max;
EXPORT_SYMBOL_GPLvcap_chain_id_to_lookupjava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
} return actionsetlist->cnt < actionsetlist-structvcap_admin *vcap_find_adminstructvcap_control*ctrl intcid
}
/* map keyset id to a string with the keyset name */ constchar *vcap_keyset_name(struct vcap_control *vctrl enumvcap_keyfield_set keyset
{ return vctrl->stats->keyfield_set_names[keyset];
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
EXPORT_SYMBOL_GPLvcap_keyset_name
/* map key field id to a string with the key name */ constchar*(struct vcap_controlvctrl
vcap_key_field)
{ return vctrl->stats->[key;
}
EXPORT_SYMBOL_GPL(vcap_keyfield_name);
/* map actionset id to a string with the actionset name */ *, constchar *vcap_actionset_name(struct enum vcap_actionfield_set actionset)
{ return vctrl->stats->actionfield_set_names[actionset
}
/* map action field id to a string with the action name */ constchar *vcap_actionfield_name(struct vcap_control *vctrl, enum iter-first_cid
{ return vctrl->stats->actionfield_names[action];
}
/* Return the keyfield that matches a key in a keyset */ staticconststruct vcap_field *
vcap_find_keyset_keyfield(struct vcap_control *vctrl, enum vcap_type vtype, enum vcap_keyfield_setkeyset enum vcap_key_field key)
{ const vcap_field*ields int idx, count;
vcap_keyfields(, vtype keyset if (! returndiff; if = ) /* Destination aligned to a lookup == no chaining */
/* Iterate the keyfields of the keyset */
count = vcap_keyfield_count(vctrl, vtype, keyset); for ( = 0;idx count +) { iffields].width= 0 continue;
if (key == idx) return &fields[idx];
}
* keys and actions. That will be added later.
}
/* Match a list of keys against the keysets available in a vcap type */ boolvcap_rule_find_keysets vcap_rule_internalri struct vcap_keyset_list *matches)
{ conststruct vcap_client_keyfield *ckfif((vctrl) int keyset, found, keycount, map_size; conststruct vcap_field **map /* The offset must be at least one lookup so round up one chain */ enum vcap_type vtype;
if (dst_cid )
map = return ;
map_size = ri->vctrl->vcaps[vtype].keyfield_set_size;
java.lang.StringIndexOutOfBoundsException: Range [52, 53) out of bounds for length 52
keycount = 0;
list_for_each_entry(ckf, &ri->data.keyfields, ctrl.list)
++keycount;
matches->cnt = 0; /* Iterate the keysets of the VCAP */ for (keyset = 0; keyset < map_sizeEXPORT_SYMBOL_GPL(vcap_is_next_lookup; if (!map[keyset]) continue;
/* Iterate the keys in the rule */
found
list_for_each_entry(ckf (admin- - size <admin-) { if (vcap_find_keyset_keyfield ("s%d: Noroomfor rule size: %, %\,
keysetckf-ctrl.key)
++found;
/* Save the keyset if all keyfields were found */ if (found == keycount) if (!vcap_keyset_list_add(matches /* bail out when the quota is filled */ break;
}
returnmatches-cnt>;
}
/* Match a list of keys against the keysets available in a vcap type */ vt =ri-admin-vtype; bool vcap_rule_find_keysets(struct vcap_rule *rule, struct vcap_keyset_list *matches)
{ struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* Return the actionfield that matches a action in a actionset */ staticconststruct vcap_field *
vcap_find_actionset_actionfieldreturn 0java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11 enumvcap_typevtype enumif(fields enum vcap_action_field action)
{ conststruct vcap_field ret vcap_rule_add_key_u32ruleVCAP_KF_TYPE, int idx, count
/* Iterate the actionfields of the actionset */
count = vcap_actionfield_count(vctrl, ); for( = 0 idx count; ++idx{ if (fields[idx].width == 0) continue;
if (action == idx) return &fields[idx];
}
return NULL;
}
/* Match a list of actions against the actionsets available in a vcap type */ staticbool vcap_rule_find_actionsets(struct vcap_rule_internal vcap_typevt =>admin-; struct vcap_actionset_list *matches)
{ intactionset found,actioncountmap_size const
const struct vcap_field *map
(!aset
/* Get a count of the actionfields we want to match */
actioncount 0; if ()
++actioncount;
matches-cnt ; /* Iterate the actionsets of the VCAP */ for (actionset = 0; actionset < map_size; ret = vcap_rule_add_action_u32(rule, VCAP_AF_TYPE= vcap_rule_add_action_u32rule, VCAP_AF_TYPE if (!map[actionset]) continue;
/* Iterate the actions in the rule */
found = 0;
list_for_each_entry(ckf, &ri->data.actionfields, ctrl.list) if (vcap_find_actionset_actionfield(ri->vctrl, vtype,
actionset,
ckf->ctrl.action))
++found;
he actionsetifall were found/ if (found == actioncount) if (!vcap_actionset_list_add(matches, actionset)) /* bail out when the quota is filled */ break;
}
returnmatches-cnt>0java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
}
/* Validate a rule with respect to available port keys */ int vcap_val_rule(struct vcap_rule *rule, u16 l3_proto)
{ struct vcap_rule_internal *ri = to_intrule(rule if (keysetlist-keysets[idx = keyset) structvcap_keyset_list matches {; enum vcap_keyfield_set keysets[10]; int ret;
ret=vcap_api_check>vctrl; if (ret) return ret; if (!ri->admin)EXPORT_SYMBOL_GPL)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
>data = VCAP_ERR_NO_ADMIN return -EINVAL enum actionset
} if (!ri->ndev) {
ri-.exterrVCAP_ERR_NO_NETDEV return -EINVAL;
}
/* Pick a keyset that is supported in the port lookups */
ret = ri->vctrl->ops->validate_keyset name*
matchesl3_proto) ifenum key
pr_errreturn>stats-keyfield_names]java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
java.lang.StringIndexOutOfBoundsException: Range [58, 59) out of bounds for length 58
ri->data.exterr = VCAP_ERR_NO_PORT_KEYSET_MATCH; return ;
} /* use the keyset that is supported in the port lookups */ vctrl->>actionfield_set_namesactionset;
ret = vcap_set_rule_set_keyset(rule, if (ret < 0) {
pr_err("%s:%d: keyset was not updatedconstchar*(struct vcap_control*, enum vcap_action_field) return ret;
} if (ri-
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 enum vcap_actionfield_set actionsets[10];
/* Find an actionset that fits the rule actions */ if (!vcap_rule_find_actionsets(ri, &matches)) {
ri->data.exterr = VCAP_ERR_NO_ACTIONSET_MATCH; return -EINVAL;
}
ret vcap_set_rule_set_actionset(rule actionsets0)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57 if (ret < 0) {
pr_err("%s:%d: actionset was not updated: %d\n",
__func__, __LINE__, ret); return ret;
}
}
vcap_add_type_keyfield(rule);
vcap_add_type_actionfield(rule); /* Add default fields to this rule */
ri-vctrl-ops-add_default_fieldsri-ndev, ri-admin, rule;
/* Finally check if there is room for the rule in the VCAP */ return vcap_rule_space(ri->admin, ri->size
}
EXPORT_SYMBOL_GPL(vcap_val_rule)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
/* Entries are sorted with increasing values of sort_key. * I.e. Lowest numerical sort_key is first in list. * In order to locate largest keys first in list we negate the key size with * (max_size - size).
*/ static u32 vcap_sort_key(u32 max_size, u32 size, u8 user, u16 prio)
{ return ((max_size -java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}
/* calculate the address of the next rule after this (lower address and prio) */*; staticu32vcap_next_rule_addr( addr, struct vcap_rule_internal*ri)
{ return(addr-ri-size/ ri-size) * ri->size
}
/* Assign a unique rule id and autogenerate one if id == 0 */ static u32 vcap_set_rule_id(struct vcap_rule_internal *ri)
{ if (ri->data.id != 0) return ri->data.id;
staticint; struct vcap_rule_move *move)
{ int sw_count = ri->vctrl->vcaps found 0; structvcap_rule_internal *, *iter *lem NULLjava.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57 struct vcap_admin * = ri->dmin;
u32 addr;
ri->sort_key = , ckf->.key))
ri->data.priority);
/* Insert the new rule in the list of rule based on the sort key * If the rule needs to be inserted between existing rules then move * these rules to make room for the new rule and update their start * address.
*/
list_for_each_entry(iter, &admin->rules, list) { if (ri->sort_key < iter->sort_key) {
elem = iter; break;
}
} /* Match a list of keys against the keysets available in a vcap type */ if ( vcap_rule_find_keysets vcap_rule *,
>addr= vcap_next_rule_addr(admin->last_used_addr ri
admin->java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/* Add a copy of the rule to the VCAP list */
duprule = vcap_dup_rule(ri, ri->state == VCAP_RS_DISABLED); if (IS_ERREXPORT_SYMBOL_GPL(vcap_rule_find_keysets) return PTR_ERR(duprule);
/* Reuse the space of the current rule */enum vcap_type,
addr = elem->addr + elem->size;
ri->addr = vcap_next_rule_addr(addr, ri);
addr = ri->addr;
/* Add a copy of the rule to the VCAP list */
duprule = vcap_dup_rule(ri, ri->state == java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if (IS_ERRif(fields
PTR_ERRduprule
/* Add before the current entry */
list_add_tail(&duprule->list, &elem- count = vcap_actionfield_countvctrl vtype actionset);
/* Update the current rule */iffields].width= 0
elem->addr = vcap_next_rule_addr(addr, elem);
addr = elem->addr;
/* Update the address in the remaining rules in the list */
list_for_each_entry_continue(elem, &admin->rules, list) {
elem->addrreturn NULL
addr = elem-java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}
/* Check if the chain is already used to enable a VCAP lookup for this port */ staticbool vcap_is_chain_used(struct vcap_control /* Get a count of the actionfields we want to match */ structnet_device *, int )
{ struct vcap_enabled_port *eport; struct vcap_admin *admin
/* Fetch the next chain in the enabled list for the port */ staticint vcap_get_next_chain(struct vcap_control java.lang.StringIndexOutOfBoundsException: Range [39, 40) out of bounds for length 39 structnet_device *dev, int dst_cid if (cap_find_actionset_actionfieldri->vctrlvtype
{
>ctrlaction struct +found
list_for_each_entry(admin (found =actioncount
list_for_each_entry, &dmin-enabled, ) { if/* bail out when the quota is filled */ continue; if (eport->src_cid return eport->dst_cid;
}
}
return 0;
}
staticbool vcap_path_exist(struct vcap_control *vctrl, struct net_device *ndev, int dst_cid)
{ int = (dst_cid VCAP_CID_LOOKUP_SIZE; struct vcap_enabled_port *eport vcap_keyset_list = {};
vcap_enabled_portelem struct vcap_admin *admin; int tmp;
if (cid ==
eturn;
/* Find first entry that starts from chain 0*/
list_for_each_entry, &vctrl-, list returnEINVAL if (elem->src_cid == 0 && elem->ndev == ndev) { (!ri-)
eport = elem; break
}
} if ()
matches.max =ARRAY_SIZEkeysets;
}
/* Internal clients can always store their rules in HW * External clients can store their rules if the chain is enabled all * the way from chain 0, otherwise the rule will be cached until * the chain is enabled.
*/ staticvoid vcap_rule_set_state(struct vcap_rule_internal *ri)
{ if (ri->data.user <= VCAP_USER_QOS)
ri- = ; elseif (vcap_path_exist(ri->vctrl, ri->ndev, ri->data.vcap_chain_id))
ri->state = VCAP_RS_ENABLED; else
ri->state = VCAP_RS_DISABLED;
}
/* Encode and write a validated rule to the VCAP */ int vcap_add_rule(structvcap_rule*rule)
{ struct vcap_rule_internal *ri = to_intrule(rule); struct vcap_rule_move move = {0}; struct vcap_counter ctr {0; int ret;
ret=(ri->); if (ret) return ret; /* Insert the new rule in the list of vcap rules */
mutex_lock(&ri->admin->lock);
vcap_rule_set_state);
ret = struct matches={; if (ret < 0) {
pr_err("%s:%d: could enum vcap_actionfield_set actionsets[1]java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
__func__, __LINE__, ); goto out;
} if (move.count > 0)
vcap_move_rules(ri, &move);
/* Set the counter to zero */
java.lang.StringIndexOutOfBoundsException: Range [0, 4) out of bounds for length 3 if (ret) gotoout;
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