diff options
Diffstat (limited to 'lib/nx-match.c')
| -rw-r--r-- | lib/nx-match.c | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/lib/nx-match.c b/lib/nx-match.c index 678e6f33a..e2846cd9f 100644 --- a/lib/nx-match.c +++ b/lib/nx-match.c @@ -1080,37 +1080,6 @@ nxm_parse_reg_move(struct ofpact_reg_move *move, const char *s) } return NULL; } - -/* Parses 's' as a "load" action, in the form described in ovs-ofctl(8), into - * '*load'. - * - * Returns NULL if successful, otherwise a malloc()'d string describing the - * error. The caller is responsible for freeing the returned string. */ -char * WARN_UNUSED_RESULT -nxm_parse_reg_load(struct ofpact_reg_load *load, const char *s) -{ - const char *full_s = s; - uint64_t value = strtoull(s, (char **) &s, 0); - char *error; - - if (strncmp(s, "->", 2)) { - return xasprintf("%s: missing `->' following value", full_s); - } - s += 2; - error = mf_parse_subfield(&load->dst, s); - if (error) { - return error; - } - - if (load->dst.n_bits < 64 && (value >> load->dst.n_bits) != 0) { - return xasprintf("%s: value %"PRIu64" does not fit into %d bits", - full_s, value, load->dst.n_bits); - } - - load->subvalue.be64[0] = htonll(0); - load->subvalue.be64[1] = htonll(value); - return NULL; -} /* nxm_format_reg_move(), nxm_format_reg_load(). */ @@ -1133,45 +1102,6 @@ nxm_format_reg_load(const struct ofpact_reg_load *load, struct ds *s) } enum ofperr -nxm_reg_move_from_openflow(const struct nx_action_reg_move *narm, - struct ofpbuf *ofpacts) -{ - struct ofpact_reg_move *move; - - move = ofpact_put_REG_MOVE(ofpacts); - move->src.field = mf_from_nxm_header(ntohl(narm->src)); - move->src.ofs = ntohs(narm->src_ofs); - move->src.n_bits = ntohs(narm->n_bits); - move->dst.field = mf_from_nxm_header(ntohl(narm->dst)); - move->dst.ofs = ntohs(narm->dst_ofs); - move->dst.n_bits = ntohs(narm->n_bits); - - return nxm_reg_move_check(move, NULL); -} - -enum ofperr -nxm_reg_load_from_openflow(const struct nx_action_reg_load *narl, - struct ofpbuf *ofpacts) -{ - struct ofpact_reg_load *load; - - load = ofpact_put_REG_LOAD(ofpacts); - load->dst.field = mf_from_nxm_header(ntohl(narl->dst)); - load->dst.ofs = nxm_decode_ofs(narl->ofs_nbits); - load->dst.n_bits = nxm_decode_n_bits(narl->ofs_nbits); - load->subvalue.be64[1] = narl->value; - - /* Reject 'narl' if a bit numbered 'n_bits' or higher is set to 1 in - * narl->value. */ - if (load->dst.n_bits < 64 && - ntohll(narl->value) >> load->dst.n_bits) { - return OFPERR_OFPBAC_BAD_ARGUMENT; - } - - return nxm_reg_load_check(load, NULL); -} - -enum ofperr nxm_reg_move_check(const struct ofpact_reg_move *move, const struct flow *flow) { enum ofperr error; @@ -1190,31 +1120,6 @@ nxm_reg_load_check(const struct ofpact_reg_load *load, const struct flow *flow) return mf_check_dst(&load->dst, flow); } -void -nxm_reg_move_to_nxast(const struct ofpact_reg_move *move, - struct ofpbuf *openflow) -{ - struct nx_action_reg_move *narm; - - narm = ofputil_put_NXAST_REG_MOVE(openflow); - narm->n_bits = htons(move->dst.n_bits); - narm->src_ofs = htons(move->src.ofs); - narm->dst_ofs = htons(move->dst.ofs); - narm->src = htonl(move->src.field->nxm_header); - narm->dst = htonl(move->dst.field->nxm_header); -} - -void -nxm_reg_load_to_nxast(const struct ofpact_reg_load *load, - struct ofpbuf *openflow) -{ - struct nx_action_reg_load *narl; - - narl = ofputil_put_NXAST_REG_LOAD(openflow); - narl->ofs_nbits = nxm_encode_ofs_nbits(load->dst.ofs, load->dst.n_bits); - narl->dst = htonl(load->dst.field->nxm_header); - narl->value = load->subvalue.be64[1]; -} /* nxm_execute_reg_move(), nxm_execute_reg_load(). */ @@ -1322,49 +1227,6 @@ nxm_format_stack_pop(const struct ofpact_stack *pop, struct ds *s) mf_format_subfield(&pop->subfield, s); } -/* Common set for both push and pop actions. */ -static void -stack_action_from_openflow__(const struct nx_action_stack *nasp, - struct ofpact_stack *stack_action) -{ - stack_action->subfield.field = mf_from_nxm_header(ntohl(nasp->field)); - stack_action->subfield.ofs = ntohs(nasp->offset); - stack_action->subfield.n_bits = ntohs(nasp->n_bits); -} - -static void -nxm_stack_to_nxast__(const struct ofpact_stack *stack_action, - struct nx_action_stack *nasp) -{ - nasp->offset = htons(stack_action->subfield.ofs); - nasp->n_bits = htons(stack_action->subfield.n_bits); - nasp->field = htonl(stack_action->subfield.field->nxm_header); -} - -enum ofperr -nxm_stack_push_from_openflow(const struct nx_action_stack *nasp, - struct ofpbuf *ofpacts) -{ - struct ofpact_stack *push; - - push = ofpact_put_STACK_PUSH(ofpacts); - stack_action_from_openflow__(nasp, push); - - return nxm_stack_push_check(push, NULL); -} - -enum ofperr -nxm_stack_pop_from_openflow(const struct nx_action_stack *nasp, - struct ofpbuf *ofpacts) -{ - struct ofpact_stack *pop; - - pop = ofpact_put_STACK_POP(ofpacts); - stack_action_from_openflow__(nasp, pop); - - return nxm_stack_pop_check(pop, NULL); -} - enum ofperr nxm_stack_push_check(const struct ofpact_stack *push, const struct flow *flow) @@ -1379,20 +1241,6 @@ nxm_stack_pop_check(const struct ofpact_stack *pop, return mf_check_dst(&pop->subfield, flow); } -void -nxm_stack_push_to_nxast(const struct ofpact_stack *stack, - struct ofpbuf *openflow) -{ - nxm_stack_to_nxast__(stack, ofputil_put_NXAST_STACK_PUSH(openflow)); -} - -void -nxm_stack_pop_to_nxast(const struct ofpact_stack *stack, - struct ofpbuf *openflow) -{ - nxm_stack_to_nxast__(stack, ofputil_put_NXAST_STACK_POP(openflow)); -} - /* nxm_execute_stack_push(), nxm_execute_stack_pop(). */ static void nx_stack_push(struct ofpbuf *stack, union mf_subvalue *v) |