diff options
author | michele papalini <micpapal+fdio@cisco.com> | 2017-02-23 17:01:34 +0100 |
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committer | Michele Papalini <micpapal+fdio@cisco.com> | 2017-02-23 17:23:19 +0000 |
commit | c580a00aac271a524e5a75b35f4b91c174ed227b (patch) | |
tree | feddc15a9f1a4eb319d950f8d6330ac2b91e3d99 /metis/ccnx/forwarder/metis/config/metis_ControlState.c | |
parent | 9b30fc10fb1cbebe651e5a107e8ca5b24de54675 (diff) |
Initial commit: sb-forwarder, metis.
Change-Id: I65ee3c851a6901929ef4417ad80d34bca0dce445
Signed-off-by: michele papalini <micpapal+fdio@cisco.com>
Diffstat (limited to 'metis/ccnx/forwarder/metis/config/metis_ControlState.c')
-rw-r--r-- | metis/ccnx/forwarder/metis/config/metis_ControlState.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/metis/ccnx/forwarder/metis/config/metis_ControlState.c b/metis/ccnx/forwarder/metis/config/metis_ControlState.c new file mode 100644 index 00000000..bf95afce --- /dev/null +++ b/metis/ccnx/forwarder/metis/config/metis_ControlState.c @@ -0,0 +1,150 @@ +/* + * Copyright (c) 2017 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. + */ + +#include <config.h> + +#include <stdbool.h> +#include <stdint.h> +#include <strings.h> +#include <stdlib.h> +#include <stdio.h> + +#include <LongBow/runtime.h> +#include <string.h> + +#include <parc/security/parc_Security.h> + +#include <parc/algol/parc_Memory.h> +#include <parc/algol/parc_Network.h> +#include <parc/algol/parc_List.h> +#include <parc/algol/parc_TreeRedBlack.h> +#include <parc/algol/parc_Time.h> + +#include <ccnx/forwarder/metis/config/metis_ControlState.h> +#include <ccnx/forwarder/metis/config/metisControl_Root.h> +#include <ccnx/forwarder/metis/config/metis_CommandParser.h> + +struct metis_control_state { + MetisCommandParser *parser; + bool debugFlag; + + void *userdata; + CCNxMetaMessage * (*writeRead)(void *userdata, CCNxMetaMessage *msg); +}; + +MetisControlState * +metisControlState_Create(void *userdata, CCNxMetaMessage * (*writeRead)(void *userdata, CCNxMetaMessage * msg)) +{ + MetisControlState *state = parcMemory_AllocateAndClear(sizeof(MetisControlState)); + assertNotNull(state, "parcMemory_AllocateAndClear(%zu) returned NULL", sizeof(MetisControlState)); + state->parser = metisCommandParser_Create(); + + state->userdata = userdata; + state->writeRead = writeRead; + state->debugFlag = false; + + return state; +} + +void +metisControlState_Destroy(MetisControlState **statePtr) +{ + assertNotNull(statePtr, "Parameter statePtr must be non-null"); + assertNotNull(*statePtr, "Parameter statePtr must dereference t non-null"); + MetisControlState *state = *statePtr; + metisCommandParser_Destroy(&state->parser); + + parcMemory_Deallocate((void **) &state); + *statePtr = NULL; +} + +void +metisControlState_SetDebug(MetisControlState *state, bool debugFlag) +{ + assertNotNull(state, "Parameter state must be non-null"); + state->debugFlag = debugFlag; + metisCommandParser_SetDebug(state->parser, debugFlag); +} + +bool +metisControlState_GetDebug(MetisControlState *state) +{ + assertNotNull(state, "Parameter state must be non-null"); + return state->debugFlag; +} + +void +metisControlState_RegisterCommand(MetisControlState *state, MetisCommandOps *ops) +{ + assertNotNull(state, "Parameter state must be non-null"); + metisCommandParser_RegisterCommand(state->parser, ops); +} + +CCNxMetaMessage * +metisControlState_WriteRead(MetisControlState *state, CCNxMetaMessage *msg) +{ + assertNotNull(state, "Parameter state must be non-null"); + assertNotNull(msg, "Parameter msg must be non-null"); + + return state->writeRead(state->userdata, msg); +} + +static PARCList * +_metisControlState_ParseStringIntoTokens(const char *originalString) +{ + PARCList *list = parcList(parcArrayList_Create(parcArrayList_StdlibFreeFunction), PARCArrayListAsPARCList); + + char *token; + + char *tofree = parcMemory_StringDuplicate(originalString, strlen(originalString) + 1); + char *string = tofree; + + while ((token = strsep(&string, " \t\n")) != NULL) { + if (strlen(token) > 0) { + parcList_Add(list, strdup(token)); + } + } + + parcMemory_Deallocate((void **) &tofree); + + return list; +} + +MetisCommandReturn +metisControlState_DispatchCommand(MetisControlState *state, PARCList *args) +{ + assertNotNull(state, "Parameter state must be non-null"); + return metisCommandParser_DispatchCommand(state->parser, args); +} + +int +metisControlState_Interactive(MetisControlState *state) +{ + assertNotNull(state, "Parameter state must be non-null"); + char *line = NULL; + size_t linecap = 0; + MetisCommandReturn controlReturn = MetisCommandReturn_Success; + + while (controlReturn != MetisCommandReturn_Exit && !feof(stdin)) { + fputs("> ", stdout); fflush(stdout); + ssize_t failure = getline(&line, &linecap, stdin); + assertTrue(failure > -1, "Error getline"); + + PARCList *args = _metisControlState_ParseStringIntoTokens(line); + controlReturn = metisControlState_DispatchCommand(state, args); + parcList_Release(&args); + } + return 0; +} |