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/*
 * Copyright (c) 2016 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.
 */

#ifndef __LISP_GPE_TENANT_H__
#define __LISP_GPE_TENANT_H__

#include <vnet/lisp-gpe/lisp_gpe.h>

/**
 * Refernece counting lock types on the tenant.
 * When all of these counters drop to zero, we no longer need the tenant.
 */
typedef enum lisp_gpe_tenant_lock_t_
{
  LISP_GPE_TENANT_LOCK_L2_IFACE,
  LISP_GPE_TENANT_LOCK_L3_IFACE,
  LISP_GPE_TENANT_LOCK_NUM,
} lisp_gpe_tenant_lock_t;

/**
 * @brief Representation of the data associated with a LISP overlay tenant
 *
 * This object exists to manage the shared resources of the L2 and L3 interface
 * of a given tenant.
 */
typedef struct lisp_gpe_tenant_t_
{
  /**
   * The VNI is the identifier of the tenant
   */
  u32 lt_vni;

  /**
   * The tenant can have both L2 and L3 services enabled.
   */
  u32 lt_table_id;
  u32 lt_bd_id;

  /**
   * The number of locks on the tenant's L3 interface.
   */
  u32 lt_locks[LISP_GPE_TENANT_LOCK_NUM];

  /**
   * The L3 SW interface index
   */
  u32 lt_l3_sw_if_index;

  /**
   * The L2 SW interface index
   */
  u32 lt_l2_sw_if_index;

} lisp_gpe_tenant_t;

extern u32 lisp_gpe_tenant_find_or_create (u32 vni);

extern u32 lisp_gpe_tenant_l3_iface_add_or_lock (u32 vni, u32 vrf,
						 u8 with_default_route);
extern void lisp_gpe_tenant_l3_iface_unlock (u32 vni);

extern u32 lisp_gpe_tenant_l2_iface_add_or_lock (u32 vni, u32 vrf);
extern void lisp_gpe_tenant_l2_iface_unlock (u32 vni);

extern const lisp_gpe_tenant_t *lisp_gpe_tenant_get (u32 index);

extern void lisp_gpe_tenant_flush (void);

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */

#endif
typedef struct { u32 min_char; /* Indexed by name[position] - min_char. */ uword **bitmaps; } vlib_cli_parse_position_t; typedef struct { u8 *name; u32 index; } vlib_cli_sub_command_t; typedef struct { u8 *name; u32 rule_index; u32 command_index; } vlib_cli_sub_rule_t; typedef struct { char *name; char *short_help; char *long_help; /* Number of bytes in parsed data. Zero for vector. */ uword data_size; unformat_function_t *unformat_function; /* Opaque for unformat function. */ uword unformat_function_arg[2]; } vlib_cli_parse_rule_t; /* CLI command callback function. */ typedef clib_error_t *(vlib_cli_command_function_t) (struct vlib_main_t * vm, unformat_input_t * input, struct vlib_cli_command_t * cmd); typedef struct vlib_cli_command_t { /* Command path (e.g. "show something"). Spaces delimit elements of path. */ char *path; /* Short/long help strings. */ char *short_help; char *long_help; /* Callback function. */ vlib_cli_command_function_t *function; /* Opaque. */ uword function_arg; /* Known MP-safe? */ uword is_mp_safe; /* Sub commands for this command. */ vlib_cli_sub_command_t *sub_commands; /* Hash table mapping name (e.g. last path element) to sub command index. */ uword *sub_command_index_by_name; /* bitmap[p][c][i] says whether sub-command i has character c in position p. */ vlib_cli_parse_position_t *sub_command_positions; /* Hash table mapping name (e.g. last path element) to sub rule index. */ uword *sub_rule_index_by_name; /* Vector of possible parse rules for this path. */ vlib_cli_sub_rule_t *sub_rules; /* List of CLI commands, built by constructors */ struct vlib_cli_command_t *next_cli_command; /* Hit counter */ u32 hit_counter; } vlib_cli_command_t; typedef void (vlib_cli_output_function_t) (uword arg, u8 * buffer, uword buffer_bytes); typedef struct { /* Vector of all known commands. */ vlib_cli_command_t *commands; /* Hash table mapping normalized path to index into all_commands. */ uword *command_index_by_path; /* registration list added by constructors */ vlib_cli_command_t *cli_command_registrations; /* index vector, to sort commands, etc. */ u32 *sort_vector; } vlib_cli_main_t; #ifndef CLIB_MARCH_VARIANT #define VLIB_CLI_COMMAND(x,...) \ __VA_ARGS__ vlib_cli_command_t x; \ static void __vlib_cli_command_registration_##x (void) \ __attribute__((__constructor__)) ; \ static void __vlib_cli_command_registration_##x (void) \ { \ vlib_main_t * vm = vlib_get_main(); \ vlib_cli_main_t *cm = &vm->cli_main; \ x.next_cli_command = cm->cli_command_registrations; \ cm->cli_command_registrations = &x; \ } \ static void __vlib_cli_command_unregistration_##x (void) \ __attribute__((__destructor__)) ; \ static void __vlib_cli_command_unregistration_##x (void) \ { \ vlib_main_t * vm = vlib_get_main(); \ vlib_cli_main_t *cm = &vm->cli_main; \ VLIB_REMOVE_FROM_LINKED_LIST (cm->cli_command_registrations, &x, \ next_cli_command); \ } \ __VA_ARGS__ vlib_cli_command_t x #else /* create unused pointer to silence compiler warnings and get whole function optimized out */ #define VLIB_CLI_COMMAND(x,...) \ static __clib_unused vlib_cli_command_t __clib_unused_##x #endif #define VLIB_CLI_PARSE_RULE(x) \ vlib_cli_parse_rule_t x /* Output to current CLI connection. */ void vlib_cli_output (struct vlib_main_t *vm, char *fmt, ...); /* Process CLI input. */ int vlib_cli_input (struct vlib_main_t *vm, unformat_input_t * input, vlib_cli_output_function_t * function, uword function_arg); clib_error_t *vlib_cli_register (struct vlib_main_t *vm, vlib_cli_command_t * c); clib_error_t *vlib_cli_register_parse_rule (struct vlib_main_t *vm, vlib_cli_parse_rule_t * c); uword unformat_vlib_cli_sub_input (unformat_input_t * i, va_list * args); /* Return an vector of strings consisting of possible auto-completions * for a given input string */ u8 **vlib_cli_get_possible_completions (u8 * input_str); #endif /* included_vlib_cli_h */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */