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Diffstat (limited to 'hicn-light/src/hicn/utils/policy.h')
| -rw-r--r-- | hicn-light/src/hicn/utils/policy.h | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/hicn-light/src/hicn/utils/policy.h b/hicn-light/src/hicn/utils/policy.h deleted file mode 100644 index 993fdca44..000000000 --- a/hicn-light/src/hicn/utils/policy.h +++ /dev/null @@ -1,232 +0,0 @@ -/* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/** - * \file policy.h - * \brief Policy description - */ -#ifndef HICN_POLICY_H -#define HICN_POLICY_H - -#include <netinet/in.h> // INET*_ADDRSTRLEN -#include <string.h> // strcasecmp -#include "token.h" - -/* POLICY TAG */ - -#define foreach_policy_tag \ - /* Interface type */ \ - _(WIRED, 'E') \ - _(WIFI, 'W') \ - _(CELLULAR, 'C') \ - /* QoS */ \ - _(BEST_EFFORT, 'b') \ - _(REALTIME, 'r') \ - _(MULTIPATH, 'M') \ - /* Security */ \ - _(TRUSTED, 'T') - -typedef enum { -#define _(x, y) POLICY_TAG_ ## x, -foreach_policy_tag -#undef _ - POLICY_TAG_N -} policy_tag_t; - -#define MAXSZ_POLICY_TAG_ 11 -#define MAXSZ_POLICY_TAG MAXSZ_POLICY_TAG_ + 1 - -extern const char * policy_tag_str[]; -extern const char policy_tag_short_str[]; - -static inline -policy_tag_t -policy_tag_from_str(const char * str) -{ -#define _(x, y) if (strcasecmp(str, policy_tag_str[POLICY_TAG_ ## x] ) == 0) { return POLICY_TAG_ ## x; } else -foreach_policy_tag -#undef _ - return POLICY_TAG_N; -} - -/* POLICY_TAGS */ - -typedef int policy_tags_t; - -static inline -void policy_tags_add(policy_tags_t * tags, policy_tag_t tag) -{ - *tags |= (1 << tag); -} - -static inline -void policy_tags_remove(policy_tags_t * tags, policy_tag_t tag) -{ - *tags &= ~(1 << tag); -} - -static inline -int policy_tags_has(policy_tags_t tags, policy_tag_t tag) -{ - return tags & (1 << tag); -} - -#define POLICY_TAGS_EMPTY 0 - -static inline -int -policy_tags_snprintf(char * s, size_t size, policy_tags_t tags) -{ -#define _(x, y) s[POLICY_TAG_ ## x] = policy_tags_has(tags, POLICY_TAG_ ## x) ? y : '.'; -foreach_policy_tag -#undef _ - s[POLICY_TAG_N] = '\0'; - return POLICY_TAG_N + 1; -} - -#define MAXSZ_POLICY_TAGS_ POLICY_TAG_N -#define MAXSZ_POLICY_TAGS MAXSZ_POLICY_TAGS_ + 1 - -/* POLICY STATE */ - -#define foreach_policy_state \ - _(NEUTRAL) \ - _(REQUIRE) \ - _(PREFER) \ - _(AVOID) \ - _(PROHIBIT) \ - _(N) - -typedef enum { -#define _(x) POLICY_STATE_ ## x, -foreach_policy_state -#undef _ -} policy_state_t; - -#define MAXSZ_POLICY_STATE_ 8 -#define MAXSZ_POLICY_STATE MAXSZ_POLICY_STATE_ + 1 - -extern const char * policy_state_str[]; - - -/* POLICY TAG STATE */ - -typedef struct { - policy_state_t state; - uint8_t disabled; -} policy_tag_state_t; - -#define MAXSZ_POLICY_TAG_STATE_ 8 -#define MAXSZ_POLICY_TAG_STATE MAXSZ_POLICY_TAG_STATE_ + 1 - -int policy_tag_state_snprintf(char * s, size_t size, const policy_tag_state_t * tag_state); - - -/* INTERFACE STATS */ - -typedef struct { - float throughput; - float latency; - float loss_rate; -} interface_stats_t; - -#define INTERFACE_STATS_NONE { \ - .throughput = 0, \ - .latency = 0, \ - .loss_rate = 0, \ -} - - -/* POLICY STATS */ - -typedef struct { - interface_stats_t wired; - interface_stats_t wifi; - interface_stats_t cellular; - interface_stats_t all; -} policy_stats_t; - -#define POLICY_STATS_NONE { \ - .wired = INTERFACE_STATS_NONE, \ - .wifi = INTERFACE_STATS_NONE, \ - .cellular = INTERFACE_STATS_NONE, \ - .all = INTERFACE_STATS_NONE, \ -} - -typedef struct { - uint32_t num_packets; - uint32_t num_bytes; - uint32_t num_losses; - uint32_t latency_idle; -} interface_counters_t; - -#define INTERFACE_COUNTERS_NONE { \ - .num_packets = 0, \ - .num_bytes = 0, \ - .num_losses = 0, \ - .latency_idle = 0, \ -} - -typedef struct { - interface_counters_t wired; - interface_counters_t wifi; - interface_counters_t cellular; - interface_counters_t all; - uint64_t last_update; -} policy_counters_t; - -#define POLICY_COUNTERS_NONE (policy_counters_t) { \ - .wired = INTERFACE_COUNTERS_NONE, \ - .wifi = INTERFACE_COUNTERS_NONE, \ - .cellular = INTERFACE_COUNTERS_NONE, \ - .all = INTERFACE_COUNTERS_NONE, \ - .last_update = 0, \ -} - -/* POLICY */ - -#define APP_NAME_LEN 128 - -typedef struct { - char app_name[APP_NAME_LEN]; - policy_tag_state_t tags[POLICY_TAG_N]; - policy_stats_t stats; -} policy_t; - -static const policy_t POLICY_NONE = { - .app_name = { 0 }, - .tags = { -#define _(x, y) [POLICY_TAG_ ## x] = { POLICY_STATE_NEUTRAL, 0 }, -foreach_policy_tag -#undef _ - }, - .stats = POLICY_STATS_NONE, -}; - - -/* POLICY DESCRIPTION */ - -#define PFX_STRLEN 4 /* eg. /128 */ - -typedef struct { - int family; - union { - char ipv4_prefix[INET_ADDRSTRLEN + PFX_STRLEN]; - char ipv6_prefix[INET6_ADDRSTRLEN + PFX_STRLEN]; - }; - policy_t policy; -} policy_description_t; - -#endif /* HICN_POLICY_H */ |