[161] | 1 | /* Virginia Tech Cognitive Radio Open Source Systems |
---|
| 2 | * Virginia Tech, 2009 |
---|
| 3 | * |
---|
| 4 | * LICENSE INFORMATION GOES HERE |
---|
| 5 | */ |
---|
| 6 | |
---|
| 7 | /* DESCRIPTION OF FILE. |
---|
| 8 | */ |
---|
| 9 | |
---|
| 10 | |
---|
| 11 | #include <cstdlib> |
---|
| 12 | #include <cstring> |
---|
| 13 | #include <stdint.h> |
---|
| 14 | |
---|
| 15 | #include "vtcross/common.h" |
---|
| 16 | #include "vtcross/components.h" |
---|
| 17 | #include "vtcross/containers.h" |
---|
| 18 | #include "vtcross/debug.h" |
---|
| 19 | #include "vtcross/error.h" |
---|
| 20 | #include "vtcross/socketcomm.h" |
---|
| 21 | |
---|
| 22 | |
---|
| 23 | PolicyEngine::PolicyEngine() |
---|
| 24 | { |
---|
| 25 | LOG("Creating Policy Engine.\n"); |
---|
| 26 | LoadPolicies(); |
---|
| 27 | } |
---|
| 28 | |
---|
| 29 | |
---|
| 30 | PolicyEngine::~PolicyEngine() |
---|
| 31 | { |
---|
| 32 | } |
---|
| 33 | |
---|
| 34 | |
---|
| 35 | void |
---|
| 36 | PolicyEngine::GetRemoteComponentType(int32_t socketFD) |
---|
| 37 | { |
---|
| 38 | } |
---|
| 39 | |
---|
| 40 | |
---|
| 41 | void |
---|
| 42 | PolicyEngine::WaitForSignal(int32_t socketFD) |
---|
| 43 | { |
---|
| 44 | LOG("Policy Engine:: Waiting for Policy Check Request.\n"); |
---|
| 45 | |
---|
| 46 | int32_t decision_array[10]; |
---|
| 47 | struct Parameter pList[10]; |
---|
| 48 | struct CE_Info ce_info; |
---|
| 49 | int32_t ret = GetRequest(socketFD, pList, &ce_info); |
---|
| 50 | |
---|
| 51 | if(ret == 1) { |
---|
| 52 | LOG("Policy Engine:: Validating Transmission Parameters.\n"); |
---|
| 53 | ValidateParameters(pList, &ce_info, decision_array); |
---|
| 54 | |
---|
| 55 | LOG("Policy Engine:: Sending Policy decision to Server.\n"); |
---|
| 56 | SendPEDecision(socketFD, pList, &ce_info, decision_array); |
---|
| 57 | } |
---|
| 58 | } |
---|
| 59 | |
---|
| 60 | |
---|
| 61 | void |
---|
| 62 | PolicyEngine::Shutdown() |
---|
| 63 | { |
---|
| 64 | } |
---|
| 65 | |
---|
| 66 | |
---|
| 67 | void |
---|
| 68 | PolicyEngine::Reset() |
---|
| 69 | { |
---|
| 70 | } |
---|
| 71 | |
---|
| 72 | |
---|
| 73 | void |
---|
| 74 | PolicyEngine::RegisterComponent(int32_t socketFD) |
---|
| 75 | { |
---|
| 76 | SendMessage(socketFD, "p_register"); |
---|
| 77 | LOG("Policy Engine:: Registration message sent.\n"); |
---|
| 78 | } |
---|
| 79 | |
---|
| 80 | |
---|
| 81 | void |
---|
| 82 | PolicyEngine::DeregisterComponent(int32_t socketFD) |
---|
| 83 | { |
---|
| 84 | } |
---|
| 85 | |
---|
| 86 | |
---|
| 87 | void |
---|
| 88 | PolicyEngine::RegisterServices(int32_t socketFD) |
---|
| 89 | { |
---|
| 90 | } |
---|
| 91 | |
---|
| 92 | |
---|
| 93 | void |
---|
| 94 | PolicyEngine::DeregisterServices(int32_t socketFD) |
---|
| 95 | { |
---|
| 96 | } |
---|
| 97 | |
---|
| 98 | |
---|
| 99 | void |
---|
| 100 | PolicyEngine::LoadPolicies() |
---|
| 101 | { |
---|
| 102 | LOG("PolicyEngine:: Loading policies.\n"); |
---|
| 103 | } |
---|
| 104 | |
---|
| 105 | |
---|
| 106 | void |
---|
| 107 | PolicyEngine::ReloadPolicies() |
---|
| 108 | { |
---|
| 109 | } |
---|
| 110 | |
---|
| 111 | |
---|
| 112 | void |
---|
| 113 | PolicyEngine::SendPEDecision(int32_t socketFD, struct Parameter pList[], \ |
---|
| 114 | struct CE_Info *ce_info, int32_t decision_array[]) |
---|
| 115 | { |
---|
| 116 | char var[50]; |
---|
| 117 | |
---|
| 118 | for (size_t i = 0; i < ce_info->numParameters; i++) { |
---|
| 119 | sprintf(var, "%i", decision_array[i]); |
---|
| 120 | SendMessage(socketFD, var); |
---|
| 121 | } |
---|
| 122 | } |
---|
| 123 | |
---|
| 124 | |
---|
| 125 | void |
---|
| 126 | PolicyEngine::ValidateParameters(struct Parameter pList[], \ |
---|
| 127 | struct CE_Info *ce_info, int decision_array[]) |
---|
| 128 | { |
---|
| 129 | LOG("Policy Engine:: Policies Validated.\n"); |
---|
| 130 | for (size_t i = 0; i < ce_info->numParameters; i++) |
---|
| 131 | decision_array[i] = 1; |
---|
| 132 | } |
---|
| 133 | |
---|