[64fa9ba] | 1 | #ifndef __ABAC_HH__ |
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| 2 | #define __ABAC_HH__ |
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| 3 | |
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[2af3b82] | 4 | #include <string> |
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[9dffbd6] | 5 | #include <vector> |
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| 6 | |
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[64fa9ba] | 7 | namespace ABAC { |
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| 8 | extern "C" { |
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| 9 | #include "abac.h" |
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| 10 | } |
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[8bd77b5] | 11 | static int debug=0; |
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| 12 | class Role; |
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| 13 | class Oset; |
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[5d06689] | 14 | |
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[d9c3886] | 15 | /*** |
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| 16 | ABAC::Constraint |
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[6e8997e] | 17 | Constraint on a data term. |
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| 18 | There are 3 types: |
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| 19 | - Role constraint on a principal |
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| 20 | - Oset constraint on a principal, or a data object |
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| 21 | - Range/List constraint on a data object |
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| 22 | It holds a ptr to a abac_condition_t structure |
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[d9c3886] | 23 | ***/ |
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[8bd77b5] | 24 | class Constraint { |
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| 25 | public: |
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[d9c3886] | 26 | /*** |
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[6e8997e] | 27 | f Constraint() |
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[ed3dc05] | 28 | default constructor, do not use, for swig only |
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[6e8997e] | 29 | f Constraint(const Constraint &) |
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[ed3dc05] | 30 | copy constructor, used for cloning a constraint |
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[6e8997e] | 31 | f ~Constraint() |
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[ed3dc05] | 32 | default destructor |
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[d9c3886] | 33 | ***/ |
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| 34 | Constraint() : m_constraint(NULL) { } |
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[8bd77b5] | 35 | Constraint(const Constraint &constraint) { |
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[0b3ac65] | 36 | m_constraint =abac_condition_dup(constraint.m_constraint); |
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| 37 | } |
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[8bd77b5] | 38 | ~Constraint() { |
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[0b3ac65] | 39 | if(m_constraint) abac_condition_free(m_constraint); |
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| 40 | } |
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[d9c3886] | 41 | /*** |
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[6e8997e] | 42 | f Constraint(Role &) |
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[ed3dc05] | 43 | constructor that takes a constraining role |
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| 44 | [role:?R[{role-constraint}] |
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[5d06689] | 45 | (c:abac_constraint_from_role) |
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[6e8997e] | 46 | f Constraint(Oset &) |
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[ed3dc05] | 47 | constructor that takes a constraining oset |
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| 48 | [oset:?O[{oset-constraint}] |
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| 49 | [urn:?F[keyid:$alpha_keyid].oset:documents([string:?P])] |
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[5d06689] | 50 | (c:abac_constraint_from_oset) |
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[6e8997e] | 51 | f Constraint(char *) |
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[ed3dc05] | 52 | constructor that takes one of following string |
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| 53 | as its vartype to set up a range constraint: |
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| 54 | "integer" |
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| 55 | "urn" |
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| 56 | "float" |
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| 57 | "boolean" |
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| 58 | "time" |
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| 59 | "string" |
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| 60 | it should be followed with one or many of following utility |
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| 61 | calls. |
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[5d06689] | 62 | (C:abac_condition_create) |
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[d9c3886] | 63 | ***/ |
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[0b3ac65] | 64 | Constraint(Role& role); |
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| 65 | Constraint(Oset& oset); |
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[5d06689] | 66 | Constraint(char *vartype) |
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| 67 | { m_constraint=abac_condition_create(vartype); } |
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| 68 | /*ii** |
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| 69 | f Constraint(abac_condition_t *) |
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| 70 | internal constructor that takes an abac_condition_t structure |
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| 71 | **ii*/ |
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[0b3ac65] | 72 | Constraint(abac_condition_t *constraint): |
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[d9c3886] | 73 | m_constraint(abac_condition_dup(constraint)) |
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[0b3ac65] | 74 | { } |
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[d9c3886] | 75 | /*** |
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[5d06689] | 76 | f void constraint_add_integer_max(int) |
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| 77 | (c:abac_constraint_add_integer_max) |
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| 78 | void constraint_add_integer_min(int) |
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[ed3dc05] | 79 | utility routines to setup a integer range constraint |
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| 80 | [integer:?I[10 .. 20]] |
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[5d06689] | 81 | (c:abac_constraint_add_integer_min) |
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| 82 | f void constraint_add_integer_target(int) |
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[ed3dc05] | 83 | utility routine to setup a integer list constraint |
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| 84 | [integer:?I[10,20]] |
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[5d06689] | 85 | (c:abac_constraint_add_integer_target) |
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[d9c3886] | 86 | ***/ |
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[5d06689] | 87 | void constraint_add_integer_max(int val) |
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| 88 | { abac_constraint_add_integer_max(m_constraint,val); } |
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| 89 | void constraint_add_integer_min(int val) |
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| 90 | { abac_constraint_add_integer_min(m_constraint,val); } |
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| 91 | void constraint_add_integer_target(int val) |
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| 92 | { abac_constraint_add_integer_target(m_constraint,val); } |
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[d9c3886] | 93 | /*** |
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[5d06689] | 94 | f void constraint_add_float_max(float) |
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| 95 | void constraint_add_float_min(float) |
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[ed3dc05] | 96 | utility routines to setup a float range constraint |
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| 97 | [float:?F[1.0 .. 2.5]] |
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[5d06689] | 98 | f void constraint_add_float_target(float) |
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[ed3dc05] | 99 | utility routine to setup a float list constraint |
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| 100 | [float:?F[0.5, 2.5]] |
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[d9c3886] | 101 | ***/ |
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[5d06689] | 102 | void constraint_add_float_max(float val) |
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| 103 | { abac_constraint_add_float_max(m_constraint,val); } |
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| 104 | void constraint_add_float_min(float val) |
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| 105 | { abac_constraint_add_float_min(m_constraint,val); } |
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| 106 | void constraint_add_float_target(float val) |
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| 107 | { abac_constraint_add_float_target(m_constraint,val); } |
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[0b3ac65] | 108 | /*** |
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[5d06689] | 109 | f void constraint_add_time_max(char*) |
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| 110 | void constraint_add_time_min(char*) |
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[ed3dc05] | 111 | utility routines to setup a time range constraint, |
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| 112 | takes quoted string values, beyond T is optional |
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[6e8997e] | 113 | [time:?F["20120228T" .. "20120228T090000"]] |
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[5d06689] | 114 | f void constraint_add_time_target(char*) |
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[ed3dc05] | 115 | utility routine to setup a time list constraint |
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[6e8997e] | 116 | [time:?M["20201101T182930","20201101T"]] |
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[0b3ac65] | 117 | ***/ |
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[5d06689] | 118 | void constraint_add_time_max(char* val) |
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| 119 | { abac_constraint_add_time_max(m_constraint,val); } |
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| 120 | void constraint_add_time_min(char* val) |
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| 121 | { abac_constraint_add_time_min(m_constraint,val); } |
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| 122 | void constraint_add_time_target(char* val) |
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| 123 | { abac_constraint_add_time_target(m_constraint,val); } |
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[0b3ac65] | 124 | /*** |
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[5d06689] | 125 | f void constraint_add_urn_target(char*) |
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[ed3dc05] | 126 | utility routine to setup a an urn list constraint |
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| 127 | [urn:?U["fileA","http://fileB"]] |
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[5d06689] | 128 | f void constraint_add_string_target(char*) |
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[ed3dc05] | 129 | utility routine to setup a a string list constraint |
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| 130 | [string:?S["abc",'efg',"hij"]] |
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[5d06689] | 131 | f void constraint_add_boolean_target(char*) |
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[ed3dc05] | 132 | utility routine to setup a a boolean list constraint |
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| 133 | [boolean:?B['true']] |
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[0b3ac65] | 134 | ***/ |
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[5d06689] | 135 | void constraint_add_urn_target(char* val) |
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| 136 | { abac_constraint_add_urn_target(m_constraint,val); } |
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| 137 | void constraint_add_string_target(char* val) |
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| 138 | { abac_constraint_add_string_target(m_constraint,val); } |
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| 139 | void constraint_add_boolean_target(char* val) |
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| 140 | { abac_constraint_add_boolean_target(m_constraint,val); } |
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[0b3ac65] | 141 | /*** |
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[6e8997e] | 142 | f char *string() const |
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[ed3dc05] | 143 | returns literal string of the constraint |
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[5d06689] | 144 | (c:abac_condition_string) |
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[6e8997e] | 145 | f char *typed_string() const |
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[ed3dc05] | 146 | returns typed literal string of the constraint |
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[5d06689] | 147 | (c:abac_condition_typed_string) |
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[0b3ac65] | 148 | ***/ |
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| 149 | char *string() const |
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| 150 | { return abac_condition_string(m_constraint); } |
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| 151 | char *typed_string() const |
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| 152 | { return abac_condition_typed_string(m_constraint); } |
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[5d06689] | 153 | /*ii** |
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[6e8997e] | 154 | f abac_condition_t *constraint() |
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[5d06689] | 155 | internal returns internal constraint structure |
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| 156 | **ii*/ |
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[8bd77b5] | 157 | abac_condition_t *constraint() |
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[0b3ac65] | 158 | { return m_constraint; } |
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[8bd77b5] | 159 | private: |
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| 160 | abac_condition_t *m_constraint; |
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| 161 | }; |
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| 162 | |
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[0b3ac65] | 163 | /*** |
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| 164 | ABAC::DataTerm |
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[ed3dc05] | 165 | A data term is associated with Role or Oset as a parameter that |
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| 166 | maybe be instantiated, or uninstantiated but being constrained, |
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[0b3ac65] | 167 | or as a principal oset term (standalone right handside of an oset |
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| 168 | policy rule). It holds a pointer to a abac_term_t structure and |
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| 169 | an optional constraint that may be imposed on this data term if it |
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| 170 | is indeed an unistantiated variable. |
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| 171 | ***/ |
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[8bd77b5] | 172 | class DataTerm { |
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| 173 | public: |
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[0b3ac65] | 174 | /*** |
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[6e8997e] | 175 | f DataTerm() |
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[ed3dc05] | 176 | default constructor, do not use, for swig only |
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[6e8997e] | 177 | f DataTerm(const DataTerm &) |
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[ed3dc05] | 178 | copy constructor, used for cloning a data term |
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[6e8997e] | 179 | f ~DataTerm() |
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[ed3dc05] | 180 | default destructor |
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[0b3ac65] | 181 | ***/ |
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[8bd77b5] | 182 | DataTerm() : m_term(NULL) { } // do not use: here for swig |
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[0b3ac65] | 183 | DataTerm(const DataTerm &dterm) { |
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[5d06689] | 184 | m_term=abac_term_dup(dterm.m_term); |
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[0b3ac65] | 185 | } |
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[8bd77b5] | 186 | ~DataTerm() { |
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[0b3ac65] | 187 | if(m_term) abac_term_free(m_term); |
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| 188 | } |
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[5d06689] | 189 | /*ii** |
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[6e8997e] | 190 | f DataTerm(abac_term_t *) |
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[5d06689] | 191 | internal constructor to make data term from abac_term_t structure |
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| 192 | **ii*/ |
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| 193 | DataTerm(abac_term_t *term) |
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| 194 | { m_term=abac_term_dup(term); } |
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[0b3ac65] | 195 | /*** |
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[6e8997e] | 196 | f DataTerm(char*) |
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[ed3dc05] | 197 | constructor to make named principal data term for the oset RHS |
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[5d06689] | 198 | (C: abac_term_named_create) |
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[6e8997e] | 199 | f DataTerm(char*, char*, Constraint*) |
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[5d06689] | 200 | constructor for making a variable data term |
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| 201 | (C: abac_term_create) |
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| 202 | f DataTerm(char*, char*) |
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| 203 | constructor for making an instantiated data term |
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| 204 | (C: abac_term_create) |
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[0b3ac65] | 205 | ***/ |
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[d037f54] | 206 | DataTerm(char *sha) { |
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[0b3ac65] | 207 | if(debug) printf("adding a Dataterm named principal(%s)\n",sha); |
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[5d06689] | 208 | m_term=abac_term_named_create(sha); |
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[d037f54] | 209 | } |
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[5d06689] | 210 | DataTerm(char* typenm, char *name, Constraint *cond) { |
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[0b3ac65] | 211 | if(debug) printf("adding a Dataterm (%s)\n",name); |
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[5d06689] | 212 | m_term=abac_term_create(typenm,name,cond->constraint()); |
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| 213 | } |
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| 214 | DataTerm(char* typenm, char *name) { |
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| 215 | if(debug) printf("adding a Dataterm (%s)\n",name); |
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| 216 | m_term=abac_term_create(typenm,name,NULL); |
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[0b3ac65] | 217 | } |
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| 218 | /*** |
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[6e8997e] | 219 | f char *string() const |
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[ed3dc05] | 220 | returns literal string of the data term |
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[5d06689] | 221 | (c:abac_term_string) |
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[6e8997e] | 222 | f char *typed_string() const |
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[ed3dc05] | 223 | returns typed literal string of the data term |
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[5d06689] | 224 | (c:abac_term_typed_string) |
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[0b3ac65] | 225 | ***/ |
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| 226 | char *string() const |
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| 227 | { return abac_term_string(m_term); } |
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| 228 | char *typed_string() const |
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| 229 | { return abac_term_typed_string(m_term); } |
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| 230 | /*** |
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[5d06689] | 231 | f bool term_is_time() const |
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| 232 | bool term_is_string() const |
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| 233 | bool term_is_urn() const |
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| 234 | bool term_is_integer() const |
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[ed3dc05] | 235 | returns true if data term is of certain type |
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[0b3ac65] | 236 | ***/ |
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[5d06689] | 237 | bool term_is_time() const |
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| 238 | { return abac_term_is_time(m_term); } |
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| 239 | bool term_is_string() const |
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| 240 | { return abac_term_is_string(m_term); } |
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| 241 | bool term_is_urn() const |
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| 242 | { return abac_term_is_urn(m_term); } |
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| 243 | bool term_is_integer() const |
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| 244 | { return abac_term_is_integer(m_term); } |
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[0b3ac65] | 245 | /*** |
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[5d06689] | 246 | f int term_add_constraint(Contraint&) |
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[ed3dc05] | 247 | utiltiy routine to add a constraint to this data term |
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[0b3ac65] | 248 | ***/ |
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[5d06689] | 249 | int term_add_constraint(Constraint& cond) { |
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| 250 | abac_term_add_constraint(m_term, cond.constraint()); |
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| 251 | return 1; |
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[0b3ac65] | 252 | } |
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| 253 | /*** |
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[5d06689] | 254 | f int term_type() const |
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[ed3dc05] | 255 | returns subtype of the data term |
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[5d06689] | 256 | f char *term_name() const |
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[ed3dc05] | 257 | returns the name of the data term |
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[0b3ac65] | 258 | ***/ |
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[5d06689] | 259 | int term_type() const |
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[0b3ac65] | 260 | { abac_term_type(m_term); } |
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[5d06689] | 261 | char *term_name() const |
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[0b3ac65] | 262 | { return abac_term_name(m_term); } |
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[5d06689] | 263 | /*ii** |
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[6e8997e] | 264 | f abac_term_t *term() |
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[5d06689] | 265 | returns abac_term_t term structure |
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| 266 | **ii*/ |
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[0b3ac65] | 267 | abac_term_t *term() |
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| 268 | { return m_term; } |
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[8bd77b5] | 269 | private: |
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| 270 | abac_term_t *m_term; |
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| 271 | }; |
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| 272 | |
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| 273 | |
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[ed3dc05] | 274 | /*** |
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| 275 | ABAC::Role |
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[6e8997e] | 276 | A Role is role specification of a set of entitities for a principal |
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[ed3dc05] | 277 | ***/ |
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[2af3b82] | 278 | class Role { |
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| 279 | public: |
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[ed3dc05] | 280 | /*** |
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[6e8997e] | 281 | f Role() |
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[ed3dc05] | 282 | default constructor, do not use, for swig only |
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[6e8997e] | 283 | f Role(const Role &) |
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[ed3dc05] | 284 | copy constructor, used for cloning a role |
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[6e8997e] | 285 | f ~Role() |
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[ed3dc05] | 286 | default destructor |
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| 287 | ***/ |
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[8bd77b5] | 288 | Role() : m_role(NULL) { } // do not use: here for swig |
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[ed3dc05] | 289 | Role(const Role &role) { |
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| 290 | m_role = abac_aspect_dup(role.m_role); |
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| 291 | } |
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| 292 | ~Role() { |
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| 293 | if (m_role) abac_aspect_free(m_role); |
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| 294 | } |
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[5d06689] | 295 | /*ii** |
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[6e8997e] | 296 | f Role(abac_aspect_t*) |
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[ed3dc05] | 297 | constructor that takes an abac_aspect_t structure |
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[5d06689] | 298 | **ii*/ |
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| 299 | Role(abac_aspect_t *role): m_role(abac_aspect_dup(role)) |
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| 300 | { } |
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| 301 | /*** |
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[6e8997e] | 302 | f Role(char*) |
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[ed3dc05] | 303 | constructor that builds a bare bone role with just principal's name |
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[5d06689] | 304 | (c:abac_role_principal_create) |
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[6e8997e] | 305 | f Role(char*, char*) |
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[ed3dc05] | 306 | constructor that builds a bare bone role with just principal's name |
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| 307 | and a role name |
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[5d06689] | 308 | (c:abac_role_create) |
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[ed3dc05] | 309 | ***/ |
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[8bd77b5] | 310 | Role(char *principal_name) : |
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[5d06689] | 311 | m_role(abac_role_principal_create(principal_name)) |
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[ed3dc05] | 312 | { } |
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[8bd77b5] | 313 | Role(char *principal_name, char *role_name) : |
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[5d06689] | 314 | m_role(abac_role_create(principal_name, role_name)) |
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[ed3dc05] | 315 | { } |
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| 316 | /*** |
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[5d06689] | 317 | f bool role_is_principal() const |
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[ed3dc05] | 318 | return true if the role is a principal object(made from |
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| 319 | a data term), the right hand side of, |
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| 320 | [keyid:A].role:r <- [keyid:B] |
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| 321 | ***/ |
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[5d06689] | 322 | bool role_is_principal() const |
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| 323 | { return abac_role_is_principal(m_role); } |
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[ed3dc05] | 324 | /*** |
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[5d06689] | 325 | f bool role_is_linking() const |
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[ed3dc05] | 326 | returns true if the role is a linking role like |
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| 327 | the right hand side of, |
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| 328 | [keyid:A].role:r1 <- [keyid:B].role:r2.role:r3 |
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| 329 | ***/ |
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| 330 | bool is_linking() const |
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[5d06689] | 331 | { return abac_role_is_linking(m_role); } |
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[ed3dc05] | 332 | /*** |
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[6e8997e] | 333 | f char *string() const |
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[ed3dc05] | 334 | returns literal string of the role |
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[5d06689] | 335 | (c:abac_aspect_string) |
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[6e8997e] | 336 | f char *typed_string() const |
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[ed3dc05] | 337 | returns typed literal string of the role |
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[5d06689] | 338 | (c:abac_aspect_typed_string) |
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[ed3dc05] | 339 | ***/ |
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| 340 | char *string() const |
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| 341 | { return abac_aspect_string(m_role); } |
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| 342 | char *typed_string() |
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| 343 | { return abac_aspect_typed_string(m_role); } |
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| 344 | /*** |
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[5d06689] | 345 | f char *role_linked_role() const |
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[ed3dc05] | 346 | returns linked part of a linking role, for |
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[6e8997e] | 347 | [keyid:A].role:r1.role:r2, it returns r1 |
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[ed3dc05] | 348 | ***/ |
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[5d06689] | 349 | char *role_linked_role() const |
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| 350 | { return abac_role_linked_role(m_role); } |
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[ed3dc05] | 351 | /*** |
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[6e8997e] | 352 | f char *role_name() const |
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[ed3dc05] | 353 | returns the role name of any role (the part after the last dot) |
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[6e8997e] | 354 | [keyid:A].role.r1.role:r2, it returns r2 |
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| 355 | [keyid:A].role.r1, it returns r1 |
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[5d06689] | 356 | f char *role_principal() const |
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| 357 | returns the principal of role (the part before the first dot) |
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| 358 | [keyid:A].role.r1, it returns A |
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[ed3dc05] | 359 | ***/ |
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| 360 | char *role_name() const |
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[5d06689] | 361 | { return abac_role_name(m_role); } |
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| 362 | char *role_principal() const |
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| 363 | { return abac_role_principal(m_role); } |
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[ed3dc05] | 364 | |
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| 365 | /*** |
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[5d06689] | 366 | f void role_add_data_term(DataTerm&) |
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[ed3dc05] | 367 | add a data term to the role |
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| 368 | ***/ |
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[5d06689] | 369 | void role_add_data_term(DataTerm& d) { |
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| 370 | abac_role_add_data_term(m_role, d.term()); |
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[ed3dc05] | 371 | } |
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| 372 | /*** |
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[6e8997e] | 373 | f std::vector<DataTerm> get_data_terms(bool &) |
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[ed3dc05] | 374 | return the data terms bound to this role. |
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| 375 | ***/ |
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[d037f54] | 376 | std::vector<DataTerm> get_data_terms(bool &success) { |
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[ed3dc05] | 377 | abac_term_t **terms, **end; |
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| 378 | int i; |
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| 379 | terms = abac_param_list_vectorize(abac_aspect_aspect_params(m_role)); |
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| 380 | for (i = 0; terms[i] != NULL; ++i) |
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| 381 | ; |
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| 382 | end = &terms[i]; |
---|
| 383 | std::vector<DataTerm> dataterms = std::vector<DataTerm>(terms, end); |
---|
| 384 | abac_terms_free(terms); |
---|
| 385 | success=1; |
---|
| 386 | return dataterms; |
---|
| 387 | } |
---|
[5d06689] | 388 | /*** |
---|
| 389 | f void role_add_linked_data_term(DataTerm&) |
---|
| 390 | add a data term to the linking role |
---|
| 391 | ***/ |
---|
| 392 | void role_add_linked_data_term(DataTerm& d) { |
---|
| 393 | abac_role_add_linked_data_term(m_role, d.term()); |
---|
[ed3dc05] | 394 | } |
---|
| 395 | /*** |
---|
[6e8997e] | 396 | f std::vector<DataTerm> get_linked_data_terms(bool &) |
---|
[ed3dc05] | 397 | return the data terms bound to this role's linking role. |
---|
| 398 | ***/ |
---|
[d037f54] | 399 | std::vector<DataTerm> get_linked_data_terms(bool &success) { |
---|
[ed3dc05] | 400 | abac_term_t **terms, **end; |
---|
| 401 | int i; |
---|
| 402 | terms = abac_param_list_vectorize(abac_aspect_linked_role_params(m_role)); |
---|
| 403 | for (i = 0; terms[i] != NULL; ++i) |
---|
| 404 | ; |
---|
| 405 | end = &terms[i]; |
---|
| 406 | std::vector<DataTerm> dataterms = std::vector<DataTerm>(terms, end); |
---|
| 407 | abac_terms_free(terms); |
---|
| 408 | success=1; |
---|
| 409 | return dataterms; |
---|
| 410 | } |
---|
[5d06689] | 411 | /*ii** |
---|
[6e8997e] | 412 | f abac_aspect_t *role() |
---|
[ed3dc05] | 413 | returns the interal libabac representation of this role |
---|
[5d06689] | 414 | **ii*/ |
---|
[8bd77b5] | 415 | abac_aspect_t *role() {return m_role;} |
---|
[2af3b82] | 416 | private: |
---|
[8bd77b5] | 417 | abac_aspect_t *m_role; |
---|
[2af3b82] | 418 | }; |
---|
| 419 | |
---|
[ed3dc05] | 420 | /*** |
---|
| 421 | ABAC::Oset |
---|
[6e8997e] | 422 | An Oset is oset specification of a set of entitities for a principal |
---|
[ed3dc05] | 423 | ***/ |
---|
[8bd77b5] | 424 | class Oset { |
---|
[9dffbd6] | 425 | public: |
---|
[ed3dc05] | 426 | /*** |
---|
[6e8997e] | 427 | f Oset() |
---|
[ed3dc05] | 428 | default constructor, do not use, for swig only |
---|
[6e8997e] | 429 | f Oset(const Oset &) |
---|
[ed3dc05] | 430 | copy constructor, used for cloning an oset |
---|
[6e8997e] | 431 | f ~Oset() |
---|
[ed3dc05] | 432 | default destructor |
---|
| 433 | ***/ |
---|
[8bd77b5] | 434 | Oset() : m_oset(NULL) { } // do not use: here for swig |
---|
[ed3dc05] | 435 | Oset(const Oset &oset) |
---|
| 436 | { m_oset =abac_aspect_dup(oset.m_oset); } |
---|
| 437 | ~Oset() |
---|
| 438 | { if(m_oset) abac_aspect_free(m_oset); } |
---|
[5d06689] | 439 | /*ii** |
---|
[6e8997e] | 440 | f Oset(abac_aspect_t *) |
---|
[ed3dc05] | 441 | constructor that takes abac_aspect_t structure |
---|
[5d06689] | 442 | **ii*/ |
---|
| 443 | Oset(abac_aspect_t *oset): m_oset(abac_aspect_dup(oset)) |
---|
| 444 | { } |
---|
| 445 | /*** |
---|
[6e8997e] | 446 | f Oset(char *) |
---|
[ed3dc05] | 447 | constructor that makes a principal oset, ie [keyid:B] |
---|
[5d06689] | 448 | (c:abac_role_principal_create) |
---|
[6e8997e] | 449 | f Oset(char *, char *) |
---|
[ed3dc05] | 450 | constructor that makes a regular oset, ie. [keyid:B].oset:o |
---|
[5d06689] | 451 | (c:abac_role_create) |
---|
[6e8997e] | 452 | f Oset(DataTerm&) |
---|
[ed3dc05] | 453 | constructor that makes an object oset, ie. [urn:'file/fileA'] |
---|
| 454 | ***/ |
---|
[5d06689] | 455 | Oset(char *oset_name) : m_oset(abac_oset_principal_create(oset_name)) |
---|
[ed3dc05] | 456 | { } |
---|
[8bd77b5] | 457 | Oset(char *principal_name, char *oset_name) : |
---|
[5d06689] | 458 | m_oset(abac_oset_create(principal_name, oset_name)) |
---|
[ed3dc05] | 459 | { } |
---|
[5110d42] | 460 | Oset(DataTerm& d) : |
---|
[5d06689] | 461 | m_oset(abac_oset_object_create(d.term())) |
---|
[ed3dc05] | 462 | { } |
---|
| 463 | |
---|
| 464 | /*** |
---|
[5d06689] | 465 | f bool oset_is_object(), ie <- [integer:10] |
---|
[ed3dc05] | 466 | return ture if this oset is an object oset |
---|
| 467 | ***/ |
---|
[5d06689] | 468 | bool oset_is_object() const |
---|
| 469 | { return abac_oset_is_object(m_oset); } |
---|
[ed3dc05] | 470 | /*** |
---|
[5d06689] | 471 | f bool oset_is_principal() const |
---|
[ed3dc05] | 472 | return true if the oset is a principal object(made from |
---|
| 473 | a data term), the right hand side of, |
---|
| 474 | [keyid:A].oset:o <- [keyid:B] |
---|
| 475 | ***/ |
---|
[5d06689] | 476 | bool oset_is_principal() const |
---|
| 477 | { return abac_oset_is_principal(m_oset); } |
---|
[ed3dc05] | 478 | /*** |
---|
[5d06689] | 479 | f bool oset_is_linking() const |
---|
[ed3dc05] | 480 | returns true if the oset is a linking oset like |
---|
| 481 | the right hand side of, |
---|
| 482 | [keyid:A].oset:o1 <- [keyid:B].role:r1.oset:o2 |
---|
| 483 | ***/ |
---|
[5d06689] | 484 | bool oset_is_linking() const |
---|
| 485 | { return abac_oset_is_linking(m_oset); } |
---|
[ed3dc05] | 486 | /*** |
---|
[6e8997e] | 487 | f char *string() const |
---|
[ed3dc05] | 488 | returns literal string of the oset |
---|
[5d06689] | 489 | (c:abac_aspect_string) |
---|
[6e8997e] | 490 | f char *typed_string() const |
---|
[ed3dc05] | 491 | returns typed literal string of the oset |
---|
[5d06689] | 492 | (c:abac_aspect_typed_string) |
---|
[ed3dc05] | 493 | ***/ |
---|
| 494 | char *string() const |
---|
| 495 | { return abac_aspect_string(m_oset); } |
---|
| 496 | char *typed_string() |
---|
| 497 | { return abac_aspect_typed_string(m_oset); } |
---|
| 498 | /*** |
---|
[5d06689] | 499 | f char *oset_linked_role() const |
---|
[ed3dc05] | 500 | returns linked part of a linking oset, for |
---|
[6e8997e] | 501 | [keyid:A].role:r1.oset:o1, it returns r1 |
---|
[ed3dc05] | 502 | ***/ |
---|
[5d06689] | 503 | char *oset_linked_role() const |
---|
| 504 | { return abac_oset_linked_role(m_oset); } |
---|
[ed3dc05] | 505 | /*** |
---|
[6e8997e] | 506 | f char *oset_name() const |
---|
[ed3dc05] | 507 | returns oset name, |
---|
[6e8997e] | 508 | [keyid:A].role:r1.oset:o1, it returns o1 |
---|
| 509 | [keyid:A].oset:o1, it returns o1 |
---|
[ed3dc05] | 510 | ***/ |
---|
| 511 | char *oset_name() const |
---|
[5d06689] | 512 | { return abac_oset_name(m_oset); } |
---|
[ed3dc05] | 513 | /*** |
---|
[5d06689] | 514 | f char *oset_principal() const |
---|
[ed3dc05] | 515 | returns principal name, |
---|
[6e8997e] | 516 | [keyid:A].role:r1.oset:o1, it returns A |
---|
[ed3dc05] | 517 | ***/ |
---|
[5d06689] | 518 | char *oset_principal() const |
---|
| 519 | { return abac_oset_principal(m_oset); } |
---|
[ed3dc05] | 520 | /*** |
---|
[5d06689] | 521 | f char *oset_object() const |
---|
[ed3dc05] | 522 | returns object's name when the oset is a principal object |
---|
[6e8997e] | 523 | [keyid:A].oset:values <- [integer:10], it returns 10 |
---|
[ed3dc05] | 524 | ***/ |
---|
[5d06689] | 525 | char *oset_object() const |
---|
| 526 | { return abac_oset_object(m_oset); } |
---|
[ed3dc05] | 527 | /*** |
---|
[5d06689] | 528 | f void add_data_term(DataTerm&) |
---|
[ed3dc05] | 529 | add a data term to this oset's parameter set |
---|
| 530 | ***/ |
---|
[5d06689] | 531 | void oset_add_data_term(DataTerm& d) { |
---|
| 532 | abac_oset_add_data_term(m_oset, d.term()); |
---|
[ed3dc05] | 533 | } |
---|
| 534 | /*** |
---|
[6e8997e] | 535 | f std::vector<DataTerm> get_data_terms(bool &) |
---|
[ed3dc05] | 536 | returns the data terms bound to this oset. |
---|
| 537 | ***/ |
---|
[d037f54] | 538 | std::vector<DataTerm> get_data_terms(bool &success) { |
---|
[ed3dc05] | 539 | abac_term_t **terms, **end; |
---|
| 540 | int i; |
---|
| 541 | terms = abac_param_list_vectorize(abac_aspect_aspect_params(m_oset)); |
---|
| 542 | for (i = 0; terms[i] != NULL; ++i) |
---|
| 543 | ; |
---|
| 544 | end = &terms[i]; |
---|
| 545 | std::vector<DataTerm> dataterms = std::vector<DataTerm>(terms, end); |
---|
| 546 | abac_terms_free(terms); |
---|
| 547 | success=1; |
---|
| 548 | return dataterms; |
---|
| 549 | } |
---|
| 550 | /*** |
---|
[5d06689] | 551 | f void oset_add_linked_data_term(DataTerm&) |
---|
[ed3dc05] | 552 | add a data term to this oset's linking role's parameter set. |
---|
| 553 | ***/ |
---|
[5d06689] | 554 | void oset_add_linked_data_term(DataTerm& d) { |
---|
| 555 | abac_oset_add_linked_data_term(m_oset, d.term()); |
---|
[ed3dc05] | 556 | } |
---|
| 557 | /*** |
---|
[6e8997e] | 558 | f std::vector<DataTerm> get_linked_data_terms(bool &) |
---|
[ed3dc05] | 559 | returns the data terms bound to this oset's linking role. |
---|
| 560 | ***/ |
---|
[d037f54] | 561 | std::vector<DataTerm> get_linked_data_terms(bool &success) { |
---|
[ed3dc05] | 562 | abac_term_t **terms, **end; |
---|
| 563 | int i; |
---|
| 564 | terms = abac_param_list_vectorize(abac_aspect_linked_role_params(m_oset)); |
---|
| 565 | for (i = 0; terms[i] != NULL; ++i) |
---|
| 566 | ; |
---|
| 567 | end = &terms[i]; |
---|
| 568 | std::vector<DataTerm> dataterms = std::vector<DataTerm>(terms, end); |
---|
| 569 | abac_terms_free(terms); |
---|
| 570 | success=1; |
---|
| 571 | return dataterms; |
---|
| 572 | } |
---|
[5d06689] | 573 | /*ii** |
---|
[6e8997e] | 574 | f abac_aspect_t *oset() |
---|
[5d06689] | 575 | internal returns the internal libabac representation of the oset |
---|
| 576 | **ii*/ |
---|
[8bd77b5] | 577 | abac_aspect_t *oset() {return m_oset;} |
---|
[9dffbd6] | 578 | private: |
---|
[8bd77b5] | 579 | abac_aspect_t *m_oset; |
---|
[9dffbd6] | 580 | }; |
---|
| 581 | |
---|
[8bd77b5] | 582 | |
---|
[1621520] | 583 | /*** |
---|
| 584 | ABAC::ID |
---|
| 585 | An ID holds a principal credential. It maybe imported from an existing |
---|
| 586 | ID credential via external files, constructed from a streaming chunk, |
---|
| 587 | or instantiated on the fly |
---|
| 588 | ***/ |
---|
[8bd77b5] | 589 | class ID { |
---|
[64fa9ba] | 590 | public: |
---|
[1621520] | 591 | /*** |
---|
[6e8997e] | 592 | f ID() |
---|
[1621520] | 593 | default constructor, do not use, for swig only |
---|
[6e8997e] | 594 | f ID(const ID &) |
---|
[1621520] | 595 | copy constructor, used for cloning an ID |
---|
[6e8997e] | 596 | f ~ID() |
---|
[1621520] | 597 | default destructor |
---|
| 598 | ***/ |
---|
[8bd77b5] | 599 | ID() : m_id(NULL) { } // do not use: here for swig |
---|
| 600 | ID(const ID &id) { m_id =abac_id_dup(id.m_id); } |
---|
| 601 | ~ID() { if(m_id) abac_id_free(m_id); } |
---|
[5d06689] | 602 | /*ii** |
---|
[6e8997e] | 603 | f ID(abac_id_t *) |
---|
[1621520] | 604 | constructor from abac_id_t |
---|
[6e8997e] | 605 | f ID(abac_id_credential_t *) |
---|
[1621520] | 606 | constructor from abac_id_t |
---|
[5d06689] | 607 | **ii*/ |
---|
[1621520] | 608 | ID(abac_id_t *id): m_id(abac_id_dup(id)) |
---|
| 609 | { } |
---|
| 610 | ID(abac_id_credential_t *idcred) { |
---|
| 611 | if(idcred) |
---|
| 612 | m_id=abac_id_dup(abac_id_credential_id(idcred)); |
---|
| 613 | else m_id=NULL; |
---|
| 614 | } |
---|
| 615 | /*** |
---|
[6e8997e] | 616 | f ID(char *) |
---|
[1621520] | 617 | load an ID cert from a file, will throw an exception |
---|
| 618 | if the cert cannot be loaded |
---|
[5d06689] | 619 | (c:abac_id_from_file) |
---|
[1621520] | 620 | ***/ |
---|
[8bd77b5] | 621 | ID(char *filename) { |
---|
[1621520] | 622 | m_id=abac_id_from_file(filename); |
---|
| 623 | if(m_id==NULL) |
---|
| 624 | abac_errx(1, "Id creation from filename failed"); |
---|
| 625 | } |
---|
| 626 | /*** |
---|
[6e8997e] | 627 | f ID(char *,int) |
---|
[1621520] | 628 | generates a new ID with the supplied CN and validity period |
---|
| 629 | - CN must be alphanumeric and begin with a letter |
---|
| 630 | - validity must be at least one second |
---|
| 631 | will throw an exception if either of the above is violated |
---|
[5d06689] | 632 | (c:abac_id_generate) |
---|
[1621520] | 633 | ***/ |
---|
[8bd77b5] | 634 | ID(char *cn, int validity) { |
---|
[1621520] | 635 | int rt=abac_id_generate(&m_id, cn, validity); |
---|
| 636 | if(rt != ABAC_ID_SUCCESS) |
---|
| 637 | abac_errx(1, "Id creation failed"); |
---|
| 638 | } |
---|
| 639 | /*** |
---|
[5d06689] | 640 | f void id_load_privkey_file(char *) |
---|
[1621520] | 641 | loads the private key associated with the ID credential |
---|
| 642 | will throw an exception if the key cannot be loaded |
---|
| 643 | ***/ |
---|
[5d06689] | 644 | void id_load_privkey_file(char *filename) { |
---|
[adc0815] | 645 | int rt=abac_id_load_privkey_file(m_id, filename); |
---|
| 646 | if(rt != 1) |
---|
| 647 | abac_errx(1, "Failed to load private key"); |
---|
| 648 | } |
---|
[5d06689] | 649 | /*ii** |
---|
[6e8997e] | 650 | f abac_id_t *id() |
---|
[1621520] | 651 | returns the abac_id_t |
---|
| 652 | returns the interal libabac representation of this id |
---|
[5d06689] | 653 | **ii*/ |
---|
[8bd77b5] | 654 | abac_id_t *id() { return m_id; } |
---|
[64fa9ba] | 655 | |
---|
[1621520] | 656 | /*** |
---|
[5d06689] | 657 | f char *id_keyid() |
---|
[1621520] | 658 | returns the SHA1 keyid of the id cert |
---|
[5d06689] | 659 | f char *id_name() |
---|
[adc0815] | 660 | returns the CN (the parameter passed to the constructor or the |
---|
| 661 | CN of the cert). |
---|
[5d06689] | 662 | (c:abac_id_cn) |
---|
[1621520] | 663 | ***/ |
---|
[5d06689] | 664 | char *id_keyid() { return abac_id_keyid(m_id); } |
---|
| 665 | char *id_name() { return abac_id_cn(m_id); } |
---|
[1621520] | 666 | /*** |
---|
[5d06689] | 667 | f bool id_has_privkey() |
---|
[1621520] | 668 | returns true if the ID has an associated private key |
---|
| 669 | ***/ |
---|
[5d06689] | 670 | bool id_has_privkey() |
---|
[1621520] | 671 | { return abac_id_has_privkey(m_id); } |
---|
| 672 | |
---|
| 673 | /*** |
---|
[5d06689] | 674 | f void id_write_cert(FILE *) |
---|
[1621520] | 675 | writes a PEM-encoded cert to the file handle |
---|
[5d06689] | 676 | f void id_write_cert(char *) |
---|
[1621520] | 677 | writes a PEM-encoded cert to a file named out |
---|
| 678 | ***/ |
---|
[5d06689] | 679 | void id_write_cert(FILE *out) |
---|
[1621520] | 680 | { abac_id_write_cert(m_id, out); } |
---|
[5d06689] | 681 | void id_write_cert(char *filename) { |
---|
[1621520] | 682 | FILE *out = fopen(filename, "a"); |
---|
[5d06689] | 683 | id_write_cert(out); |
---|
[1621520] | 684 | fclose(out); |
---|
| 685 | } |
---|
| 686 | /*** |
---|
[5d06689] | 687 | f void id_write_privkey(FILE *) |
---|
[1621520] | 688 | writes a PEM-encoded private key to the file handle |
---|
| 689 | throws an exception if no private key is loaded |
---|
[5d06689] | 690 | f void id_write_privkey(char *) |
---|
[1621520] | 691 | writes a PEM-encoded private key a file named out |
---|
| 692 | throws an exception if no private key is loaded |
---|
| 693 | ***/ |
---|
[5d06689] | 694 | void id_write_privkey(FILE *out) { |
---|
| 695 | if(!id_has_privkey()) |
---|
[1621520] | 696 | abac_errx(1, "No privkey to write"); |
---|
| 697 | abac_id_write_privkey(m_id, out); |
---|
| 698 | } |
---|
[5d06689] | 699 | void id_write_privkey(char *filename) { |
---|
[1621520] | 700 | FILE *out = fopen(filename, "a"); |
---|
[5d06689] | 701 | id_write_privkey(out); |
---|
[1621520] | 702 | fclose(out); |
---|
| 703 | } |
---|
| 704 | /*** |
---|
[5d06689] | 705 | f abac_chunk_t id_cert_chunk() |
---|
[1621520] | 706 | returns a DER-encoded binary representation of the X.509 ID cert |
---|
| 707 | associated with this ID. |
---|
| 708 | can be passed to libabac's Context::load_id_chunk() |
---|
| 709 | ***/ |
---|
[5d06689] | 710 | abac_chunk_t id_cert_chunk() |
---|
[1621520] | 711 | { return abac_id_cert_chunk(m_id); } |
---|
| 712 | /*** |
---|
[6e8997e] | 713 | f char *string() |
---|
[1621520] | 714 | returns literal string of the id credential |
---|
[5d06689] | 715 | (c:abac_id_string) |
---|
[1621520] | 716 | ***/ |
---|
[5d06689] | 717 | char *string() |
---|
| 718 | { return abac_id_string(m_id); } |
---|
[8bd77b5] | 719 | public: |
---|
| 720 | abac_id_t *m_id; |
---|
| 721 | }; |
---|
[64fa9ba] | 722 | |
---|
[8bd77b5] | 723 | |
---|
[1621520] | 724 | /*** |
---|
| 725 | ABAC::Attribute |
---|
| 726 | This is the attribute representation for the access policy rule |
---|
[6e8997e] | 727 | LHS <- RHS |
---|
[1621520] | 728 | The sequence of generation is to |
---|
[6e8997e] | 729 | first, instantiate the object, ie, LHS (head) |
---|
| 730 | second, adding subject(s) to it, ie, RHS (tail) |
---|
| 731 | and then baking it. |
---|
[1621520] | 732 | Only once it's baked can you access the X.509 cert. |
---|
| 733 | Once it's been baked you can no longer add subjects to it |
---|
| 734 | ***/ |
---|
[8bd77b5] | 735 | class Attribute { |
---|
| 736 | public: |
---|
[1621520] | 737 | /*** |
---|
[6e8997e] | 738 | f Attribute() |
---|
[1621520] | 739 | default constructor, do not use, for swig only |
---|
[6e8997e] | 740 | f Attribute(const Attribute &) |
---|
[1621520] | 741 | copy constructor, used for cloning an attribute |
---|
[6e8997e] | 742 | f ~Attribute() |
---|
[1621520] | 743 | default destructor |
---|
| 744 | ***/ |
---|
| 745 | Attribute() : m_attr(NULL) { } |
---|
| 746 | Attribute(const Attribute &id) |
---|
| 747 | { m_attr =abac_attribute_dup(id.m_attr); } |
---|
| 748 | ~Attribute() |
---|
| 749 | { if(m_attr) abac_attribute_free(m_attr); } |
---|
[5d06689] | 750 | /*ii** |
---|
[6e8997e] | 751 | f Attribute(abac_attribute_t *) |
---|
[adc0815] | 752 | constructor that takes abac_attribute_t, locally used |
---|
[6e8997e] | 753 | f Attribute(abac_credential_t *) |
---|
[adc0815] | 754 | constructor that takes abac_credential_t, locally used |
---|
[5d06689] | 755 | **ii*/ |
---|
[8bd77b5] | 756 | Attribute(abac_attribute_t *attr): m_attr(abac_attribute_dup(attr)) |
---|
[adc0815] | 757 | { } |
---|
| 758 | Attribute(abac_credential_t *cred) |
---|
| 759 | { m_attr=abac_attribute_dup(abac_credential_attribute(cred)); } |
---|
| 760 | /*** |
---|
[6e8997e] | 761 | f Attribute(Role&, int) |
---|
[adc0815] | 762 | constructor that creates an attribute policy to be signed by the issuer |
---|
| 763 | with the given role with a specified validity period |
---|
| 764 | An exception will be thrown if: |
---|
| 765 | - the issuer has no private key |
---|
| 766 | - the Head role is invalid |
---|
| 767 | - the validity period is invalid (must be >= 1 second) |
---|
[5d06689] | 768 | (c:abac_attribute_create) |
---|
[adc0815] | 769 | ***/ |
---|
[8bd77b5] | 770 | Attribute(Role& head, int validity) { |
---|
[adc0815] | 771 | int rt=abac_attribute_create(&m_attr, head.role(), NULL, validity); |
---|
| 772 | if(rt!=ABAC_ATTRIBUTE_SUCCESS) |
---|
| 773 | abac_errx(1, "attribute(role), unable to make an attribute"); |
---|
| 774 | } |
---|
| 775 | /*** |
---|
[6e8997e] | 776 | f Attribute(Oset&, int) |
---|
[adc0815] | 777 | constructor that creates an attribute policy to be signed by the issuer |
---|
| 778 | with the given oset with a specified validity period |
---|
| 779 | An exception will be thrown if: |
---|
| 780 | - the issuer has no private key |
---|
| 781 | - the Head oset is invalid |
---|
| 782 | - the validity period is invalid (must be >= 1 second) |
---|
[5d06689] | 783 | (c:abac_attribute_create) |
---|
[adc0815] | 784 | ***/ |
---|
[8bd77b5] | 785 | Attribute(Oset& head, int validity) { |
---|
[adc0815] | 786 | int rt=abac_attribute_create(&m_attr, head.oset(), NULL, validity); |
---|
| 787 | if(rt!=ABAC_ATTRIBUTE_SUCCESS) |
---|
| 788 | abac_errx(1, "attribute(oset), unable to make an attribute"); |
---|
| 789 | } |
---|
| 790 | /*** |
---|
[5d06689] | 791 | f bool attribute_add_tail(Role&) |
---|
[adc0815] | 792 | Add a role tail. Call multiple times for intersections |
---|
[5d06689] | 793 | f bool attribute_add_tail(Oset&) |
---|
[adc0815] | 794 | Add an oset tail. Call multiple times for intersections |
---|
| 795 | ***/ |
---|
[5d06689] | 796 | bool attribute_add_tail(Role& tail) { |
---|
[adc0815] | 797 | if(abac_attribute_add_tail(m_attr, tail.role())) |
---|
| 798 | return 1; |
---|
| 799 | else return 0; |
---|
| 800 | } |
---|
[5d06689] | 801 | bool attribute_add_tail(Oset& tail) { |
---|
[adc0815] | 802 | if(abac_attribute_add_tail(m_attr, tail.oset())) |
---|
| 803 | return 1; |
---|
| 804 | else return 0; |
---|
| 805 | } |
---|
| 806 | /*** |
---|
[6e8997e] | 807 | f char *head_string() |
---|
[adc0815] | 808 | returns literal string of head of the attribute |
---|
[6e8997e] | 809 | f char *tail_string() |
---|
[adc0815] | 810 | returns literal string of tail of the attribute |
---|
| 811 | ***/ |
---|
[5d06689] | 812 | char *head_string() |
---|
| 813 | { return abac_head_string(m_attr); } |
---|
| 814 | char *tail_string() |
---|
| 815 | { return abac_tail_string(m_attr); } |
---|
[adc0815] | 816 | /*** |
---|
[6e8997e] | 817 | f char *head_typed_string() |
---|
[adc0815] | 818 | returns typed literal string of head of the attribute |
---|
[6e8997e] | 819 | f char *tail_typed_string() |
---|
[adc0815] | 820 | returns typed literal string of tail of the attribute |
---|
| 821 | ***/ |
---|
[5d06689] | 822 | char *head_typed_string() |
---|
| 823 | { return abac_head_typed_string(m_attr); } |
---|
| 824 | char *tail_typed_string() |
---|
| 825 | { return abac_tail_typed_string(m_attr); } |
---|
[adc0815] | 826 | /*** |
---|
[6e8997e] | 827 | f char *string() |
---|
[adc0815] | 828 | returns literal string of the attribute |
---|
[5d06689] | 829 | (c:abac_attribute_string) |
---|
[6e8997e] | 830 | f char *typed_string() |
---|
[adc0815] | 831 | returns typed literal string of the attribute |
---|
[5d06689] | 832 | (c:abac_attribute_typed_string) |
---|
[adc0815] | 833 | ***/ |
---|
[5d06689] | 834 | char *string() |
---|
| 835 | { return abac_attribute_string(m_attr); } |
---|
| 836 | char *typed_string() |
---|
| 837 | { return abac_attribute_typed_string(m_attr); } |
---|
| 838 | |
---|
[adc0815] | 839 | /*** ??? not sure about implmentation |
---|
[6e8997e] | 840 | f const Role &role_head() |
---|
[adc0815] | 841 | returns the head role |
---|
[6e8997e] | 842 | f const Oset &oset_head() |
---|
[adc0815] | 843 | returns the oset head |
---|
| 844 | ***/ |
---|
[8bd77b5] | 845 | const Role &role_head() { |
---|
[adc0815] | 846 | abac_aspect_t *head=abac_attribute_head(m_attr); |
---|
| 847 | static Role role=Role(head); |
---|
| 848 | return role; |
---|
| 849 | } |
---|
[8bd77b5] | 850 | const Oset &oset_head() { |
---|
[adc0815] | 851 | abac_aspect_t *head=abac_attribute_tail(m_attr); |
---|
| 852 | static Oset oset=Oset(head); |
---|
| 853 | return oset; |
---|
| 854 | } |
---|
[5d06689] | 855 | /*** |
---|
[6e8997e] | 856 | f std::vector<Role> role_tails(bool &) |
---|
[adc0815] | 857 | retrieve tail role which maybe more than 1 if intersecting |
---|
[6e8997e] | 858 | f std::vector<Oset> oset_tails(bool &) |
---|
[adc0815] | 859 | retrieve tail oset which maybe more than 1 if intersecting |
---|
| 860 | ***/ |
---|
[d037f54] | 861 | std::vector<Role> role_tails(bool &success) { |
---|
[adc0815] | 862 | abac_aspect_t **tails, **end; |
---|
| 863 | int i; |
---|
| 864 | /* make sure it is role */ |
---|
| 865 | if(!abac_attribute_is_role(m_attr)) { |
---|
| 866 | success=0; |
---|
| 867 | abac_errx(1, "role_tails, attribute is not a role"); |
---|
[8bd77b5] | 868 | } |
---|
[adc0815] | 869 | tails = abac_attribute_tail_vectorized(m_attr); |
---|
| 870 | for (i = 0; tails[i] != NULL; ++i) |
---|
| 871 | ; |
---|
| 872 | end = &tails[i]; |
---|
| 873 | std::vector<Role> roles = std::vector<Role>(tails, end); |
---|
| 874 | abac_aspects_free(tails); |
---|
| 875 | success=1; |
---|
| 876 | return roles; |
---|
| 877 | } |
---|
[d037f54] | 878 | std::vector<Oset> oset_tails(bool &success) { |
---|
[adc0815] | 879 | abac_aspect_t **tails, **end; |
---|
| 880 | int i; |
---|
| 881 | /* make sure that tail is not role */ |
---|
| 882 | if(abac_attribute_is_role(m_attr)) { |
---|
| 883 | success=0; |
---|
| 884 | abac_errx(1, "oset_tails, attribute is not an oset"); |
---|
[8bd77b5] | 885 | } |
---|
[adc0815] | 886 | tails = abac_attribute_tail_vectorized(m_attr); |
---|
| 887 | for (i = 0; tails[i] != NULL; ++i) |
---|
| 888 | ; |
---|
| 889 | end = &tails[i]; |
---|
| 890 | std::vector<Oset> osets = std::vector<Oset>(tails, end); |
---|
| 891 | success=1; |
---|
| 892 | abac_aspects_free(tails); |
---|
| 893 | return osets; |
---|
| 894 | } |
---|
[5d06689] | 895 | /*ii** |
---|
[6e8997e] | 896 | f abac_attribute_t *attribute() |
---|
[adc0815] | 897 | return libabac structure for attribute |
---|
[5d06689] | 898 | **ii*/ |
---|
[8bd77b5] | 899 | abac_attribute_t *attribute() { return m_attr; } |
---|
[4e426c9] | 900 | |
---|
[adc0815] | 901 | /*** |
---|
[5d06689] | 902 | f bool attribute_bake() |
---|
[adc0815] | 903 | Generate the cert. Call this after you've added subjects to your cert. |
---|
| 904 | This returns false if there are no subjects |
---|
| 905 | This will throw an exception if the cert's already been baked. |
---|
| 906 | ***/ |
---|
[5d06689] | 907 | bool attribute_bake() { |
---|
[adc0815] | 908 | /* can not bake in ABAC_CN mode */ |
---|
| 909 | if(USE("ABAC_CN")) |
---|
| 910 | abac_errx(1, "bake, can not bake the cert with env(ABAC_CN) set"); |
---|
| 911 | int rt=abac_attribute_bake(m_attr); |
---|
| 912 | if(rt!=1) |
---|
| 913 | abac_errx(1, "bake, can not bake the cert"); |
---|
| 914 | } |
---|
| 915 | /*** |
---|
[5d06689] | 916 | f bool attribute_baked() |
---|
[adc0815] | 917 | returns true iff the cert has been baked. |
---|
| 918 | ***/ |
---|
[5d06689] | 919 | bool attribute_baked() |
---|
[adc0815] | 920 | { return abac_attribute_baked(m_attr); } |
---|
| 921 | |
---|
| 922 | /*** |
---|
[5d06689] | 923 | f void attribute_write_cert(FILE *) |
---|
[adc0815] | 924 | write the DER-encoded X.509 attribute cert to the open file handle |
---|
| 925 | Throws an exception if the cert isn't baked |
---|
| 926 | ***/ |
---|
[5d06689] | 927 | void attribute_write_cert(FILE *out) { |
---|
| 928 | int rt= abac_attribute_write_cert(m_attr,out); |
---|
[adc0815] | 929 | if(!rt) |
---|
| 930 | abac_errx(1, "write, cert is not baked"); |
---|
| 931 | } |
---|
| 932 | /*** |
---|
[5d06689] | 933 | f void attribute_write_cert(char *) |
---|
[adc0815] | 934 | write the DER-encoded X.509 attribute cert to a file named out |
---|
| 935 | Throws an exception if the cert isn't baked |
---|
| 936 | ***/ |
---|
[5d06689] | 937 | void attribute_write_cert(char *filename) { |
---|
[adc0815] | 938 | FILE *out = fopen(filename, "w"); |
---|
[5d06689] | 939 | attribute_write_cert(out); |
---|
[adc0815] | 940 | fclose(out); |
---|
| 941 | } |
---|
| 942 | /*** |
---|
[6e8997e] | 943 | f abac_chunk_t cert_chunk() |
---|
[adc0815] | 944 | returns a DER-encoded binary representation of the X.509 attribute |
---|
| 945 | cert associated with this cert |
---|
| 946 | Throws an exception if the cert isn't baked |
---|
| 947 | the chunk can be passed to libabac's Context::load_attribute_chunk() |
---|
| 948 | ***/ |
---|
| 949 | abac_chunk_t cert_chunk() |
---|
| 950 | { return abac_attribute_cert_chunk(m_attr); } |
---|
[8bd77b5] | 951 | private: |
---|
| 952 | abac_attribute_t *m_attr; |
---|
| 953 | }; |
---|
[9dffbd6] | 954 | |
---|
[8bd77b5] | 955 | |
---|
[adc0815] | 956 | /*** |
---|
| 957 | ABAC::Context |
---|
[6e8997e] | 958 | An ABAC Context |
---|
[adc0815] | 959 | ***/ |
---|
[8bd77b5] | 960 | class Context { |
---|
| 961 | public: |
---|
[adc0815] | 962 | /*** |
---|
[6e8997e] | 963 | f Context() |
---|
[adc0815] | 964 | default constructor |
---|
[6e8997e] | 965 | f Context(const Context &) |
---|
[adc0815] | 966 | copy constructor, used for cloning the context |
---|
[6e8997e] | 967 | f ~Context() |
---|
[adc0815] | 968 | default destructor |
---|
| 969 | ***/ |
---|
[8bd77b5] | 970 | Context() { m_ctx = abac_context_new(); m_abac_version=strdup("1.0"); } |
---|
| 971 | Context(const Context &context) { |
---|
[adc0815] | 972 | m_ctx = abac_context_dup(context.m_ctx); |
---|
| 973 | m_abac_version=strdup(context.m_abac_version); |
---|
| 974 | } |
---|
[8bd77b5] | 975 | ~Context() { |
---|
[adc0815] | 976 | abac_context_free(m_ctx); |
---|
| 977 | if(m_abac_version) free(m_abac_version); |
---|
| 978 | } |
---|
| 979 | /*** |
---|
[5d06689] | 980 | f void dump_yap_db() |
---|
[adc0815] | 981 | dump the complete yap prolog database |
---|
[5d06689] | 982 | (c:show_yap_db) |
---|
[adc0815] | 983 | ***/ |
---|
[5d06689] | 984 | void dump_yap_db() |
---|
[adc0815] | 985 | { show_yap_db("dump_yap"); } |
---|
[8bd77b5] | 986 | |
---|
[adc0815] | 987 | /*** |
---|
[6e8997e] | 988 | f int load_id(ABAC::ID&) |
---|
[adc0815] | 989 | load id cert from ID |
---|
[5d06689] | 990 | (c:abac_context_load_id) |
---|
[6e8997e] | 991 | f int load_id_file(char *) |
---|
[adc0815] | 992 | load id cert from an idkey combo file. key retrieval will be attempt |
---|
| 993 | but won't fail if not found |
---|
[5d06689] | 994 | (c:abac_context_load_id_file) |
---|
| 995 | f int load_id_files(char *, char *) |
---|
[adc0815] | 996 | load id cert from an id file and a key file |
---|
[5d06689] | 997 | (c:abac_context_load_id_files) |
---|
[6e8997e] | 998 | f int load_id_chunk(abac_chunk_t) |
---|
[adc0815] | 999 | load id cert from a chunk structure |
---|
[5d06689] | 1000 | (c:abac_context_load_id_chunk) |
---|
[6e8997e] | 1001 | returns: |
---|
[adc0815] | 1002 | ABAC_CERT_SUCCESS successfully loaded |
---|
| 1003 | ABAC_CERT_INVALID invalid certificate (or file not found) |
---|
| 1004 | ABAC_CERT_BAD_SIG invalid signature |
---|
| 1005 | ***/ |
---|
| 1006 | int load_id(ABAC::ID& id) |
---|
[5d06689] | 1007 | { return abac_context_load_id(m_ctx, id.id()); } |
---|
[adc0815] | 1008 | int load_id_file(char *filename) |
---|
[5d06689] | 1009 | { return abac_context_load_id_file(m_ctx, filename); } |
---|
| 1010 | int load_id_files(char *filename, char *keyfilename) |
---|
| 1011 | { return abac_context_load_id_files(m_ctx, filename, keyfilename); } |
---|
[adc0815] | 1012 | int load_id_chunk(abac_chunk_t cert) |
---|
| 1013 | { return abac_context_load_id_chunk(m_ctx, cert); } |
---|
| 1014 | |
---|
| 1015 | /*** |
---|
[6e8997e] | 1016 | f int load_attribute(ABAC::Attribute&) |
---|
[adc0815] | 1017 | load attribute credential from attribute structure |
---|
[5d06689] | 1018 | (c:abac_context_load_attribute) |
---|
[6e8997e] | 1019 | f int load_attribute_file(char *) |
---|
[adc0815] | 1020 | load attribute credential from a file |
---|
[5d06689] | 1021 | (c:abac_context_load_attribute_file) |
---|
[6e8997e] | 1022 | f int load_attribute_chunk(abac_chunk_t) |
---|
[adc0815] | 1023 | load attribute credential from a chunk |
---|
[5d06689] | 1024 | (c:abac_context_load_attribute_chunk) |
---|
[6e8997e] | 1025 | f returns the same values as above, additionally |
---|
| 1026 | returns ABAC_CERT_MISSING_ISSUER if the issuer |
---|
| 1027 | certificate has not been loaded |
---|
[adc0815] | 1028 | ***/ |
---|
| 1029 | int load_attribute(ABAC::Attribute& a) |
---|
[5d06689] | 1030 | { return abac_context_load_attribute(m_ctx, a.attribute()); } |
---|
[adc0815] | 1031 | int load_attribute_file(char *filename) |
---|
| 1032 | { return abac_context_load_attribute_file(m_ctx, filename); } |
---|
| 1033 | int load_attribute_chunk(abac_chunk_t cert) |
---|
| 1034 | { return abac_context_load_attribute_chunk(m_ctx, cert); } |
---|
| 1035 | /*** |
---|
[6e8997e] | 1036 | f void load_directory(char *) |
---|
[adc0815] | 1037 | load a directory full of certificates: |
---|
[6e8997e] | 1038 | f first: ${path}/*_ID.{der,pem} as identity certificates |
---|
[adc0815] | 1039 | implicitly looking for ${path}/*_private.{der,pem} as |
---|
| 1040 | the private key file |
---|
| 1041 | then: ${path}/*_IDKEY.{der,pem} as id/key combo certificate |
---|
| 1042 | last: ${path}/*_attr.der as attribute certificates |
---|
| 1043 | ***/ |
---|
| 1044 | void load_directory(char *path) |
---|
| 1045 | { abac_context_load_directory(m_ctx, path); } |
---|
| 1046 | /*** |
---|
[6e8997e] | 1047 | f std::vector<Attribute> query(char *, char *, bool &) |
---|
[adc0815] | 1048 | the string version is for query that is composed by hand with SHA or |
---|
| 1049 | in non ABAC_CN mode |
---|
[5d06689] | 1050 | (c:abac_context_query) |
---|
[6e8997e] | 1051 | f std::vector<Attribute> query(Role &, Role &, bool &) |
---|
[5d06689] | 1052 | (c:abac_context_query_with_structure) |
---|
[adc0815] | 1053 | std::vector<Attribute> query(Oset &, Oset &, bool &) |
---|
[5d06689] | 1054 | (c:abac_context_query_with_structure) |
---|
[adc0815] | 1055 | runs the query: |
---|
[8bd77b5] | 1056 | role <-?- principal |
---|
[6e8997e] | 1057 | oset <-?- principal/obj |
---|
[adc0815] | 1058 | returns true/false in success |
---|
[6e8997e] | 1059 | returns a proof upon success, |
---|
| 1060 | partial proof on failure (not implemented yet) |
---|
[adc0815] | 1061 | ***/ |
---|
[8bd77b5] | 1062 | std::vector<Attribute> query(char *role, char *principal, bool &success) { |
---|
[adc0815] | 1063 | abac_credential_t **creds, **end; |
---|
| 1064 | int i, success_int; |
---|
[8bd77b5] | 1065 | |
---|
[adc0815] | 1066 | creds = abac_context_query(m_ctx, role, principal, &success_int); |
---|
| 1067 | success = success_int; |
---|
[8bd77b5] | 1068 | |
---|
[adc0815] | 1069 | for (i = 0; creds[i] != NULL; ++i) |
---|
| 1070 | ; |
---|
[9dffbd6] | 1071 | |
---|
[adc0815] | 1072 | end = &creds[i]; |
---|
| 1073 | std::vector<Attribute> attributes = std::vector<Attribute>(creds, end); |
---|
| 1074 | if(debug) printf("query, got rules(%d)\n", i); |
---|
[9dffbd6] | 1075 | |
---|
[adc0815] | 1076 | abac_context_credentials_free(creds); |
---|
[9dffbd6] | 1077 | |
---|
[adc0815] | 1078 | return attributes; |
---|
| 1079 | } |
---|
[64fa9ba] | 1080 | |
---|
[5110d42] | 1081 | std::vector<Attribute> query(Role &role, Role &p_role, bool &success) { |
---|
[adc0815] | 1082 | abac_credential_t **creds, **end; |
---|
| 1083 | int i, success_int; |
---|
[5110d42] | 1084 | |
---|
[adc0815] | 1085 | creds = abac_context_query_with_structure(m_ctx, role.role(), p_role.role(), &success_int); |
---|
| 1086 | success = success_int; |
---|
[5110d42] | 1087 | |
---|
[adc0815] | 1088 | for (i = 0; creds[i] != NULL; ++i) |
---|
| 1089 | ; |
---|
[5110d42] | 1090 | |
---|
[adc0815] | 1091 | end = &creds[i]; |
---|
| 1092 | std::vector<Attribute> attributes = std::vector<Attribute>(creds, end); |
---|
[5110d42] | 1093 | |
---|
[adc0815] | 1094 | abac_context_credentials_free(creds); |
---|
[5110d42] | 1095 | |
---|
[adc0815] | 1096 | return attributes; |
---|
| 1097 | } |
---|
[5110d42] | 1098 | |
---|
| 1099 | std::vector<Attribute> query(Oset &oset, Oset &p_oset, bool &success) { |
---|
[adc0815] | 1100 | abac_credential_t **creds, **end; |
---|
| 1101 | int i, success_int; |
---|
| 1102 | |
---|
| 1103 | creds = abac_context_query_with_structure(m_ctx, oset.oset(), p_oset.oset(), &success_int); |
---|
| 1104 | success = success_int; |
---|
[5110d42] | 1105 | |
---|
[adc0815] | 1106 | for (i = 0; creds[i] != NULL; ++i) |
---|
| 1107 | ; |
---|
[5110d42] | 1108 | |
---|
[adc0815] | 1109 | end = &creds[i]; |
---|
| 1110 | std::vector<Attribute> attributes = std::vector<Attribute>(creds, end); |
---|
| 1111 | if(debug) printf("query, returning rules(%d)\n", i); |
---|
[5110d42] | 1112 | |
---|
[adc0815] | 1113 | abac_context_credentials_free(creds); |
---|
[5110d42] | 1114 | |
---|
[adc0815] | 1115 | return attributes; |
---|
| 1116 | } |
---|
[5110d42] | 1117 | |
---|
[adc0815] | 1118 | /*** |
---|
[6e8997e] | 1119 | f std::vector<Attribute> context_credentials(bool &) |
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[adc0815] | 1120 | returns a vector of all the credentials loaded in the context |
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| 1121 | extracted from the internal data structure |
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| 1122 | ***/ |
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[8bd77b5] | 1123 | std::vector<Attribute> context_credentials(bool &success) { |
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[adc0815] | 1124 | abac_credential_t **creds, **end; |
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| 1125 | int i; |
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| 1126 | success = 1; |
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[3c4fd68] | 1127 | |
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[adc0815] | 1128 | creds = abac_context_credentials(m_ctx); |
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| 1129 | for (i = 0; creds[i] != NULL; ++i) |
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| 1130 | ; |
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[3c4fd68] | 1131 | |
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[adc0815] | 1132 | end = &creds[i]; |
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| 1133 | std::vector<Attribute> attributes = std::vector<Attribute>(creds, end); |
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| 1134 | if(debug) printf("credentials, got (%d)\n", i); |
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[3c4fd68] | 1135 | |
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[adc0815] | 1136 | abac_context_credentials_free(creds); |
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| 1137 | if(debug) show_yap_db("calling from context_credentials"); |
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| 1138 | return attributes; |
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| 1139 | } |
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[5110d42] | 1140 | |
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[adc0815] | 1141 | /*** |
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[6e8997e] | 1142 | f std::vector<Attribute> context_principals(bool &) |
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[adc0815] | 1143 | returns a vector of all the principals loaded in the context |
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| 1144 | extracted from the internal data structure |
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| 1145 | ***/ |
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[5110d42] | 1146 | std::vector<ID> context_principals(bool &success) { |
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[adc0815] | 1147 | abac_id_credential_t **ids, **end; |
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| 1148 | int i; |
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| 1149 | success = 1; |
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[5110d42] | 1150 | |
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[adc0815] | 1151 | ids = abac_context_principals(m_ctx); |
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| 1152 | for (i = 0; ids[i] != NULL; ++i) |
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| 1153 | ; |
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[5110d42] | 1154 | |
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[adc0815] | 1155 | end = &ids[i]; |
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| 1156 | std::vector<ID> principals = std::vector<ID>(ids, end); |
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| 1157 | if(debug) printf("principals, got (%d)\n", i); |
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[5110d42] | 1158 | |
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[adc0815] | 1159 | abac_context_principals_free(ids); |
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| 1160 | return principals; |
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| 1161 | } |
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| 1162 | /*** |
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[6e8997e] | 1163 | f char *version() |
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[adc0815] | 1164 | return the version of this interface |
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| 1165 | ***/ |
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[8bd77b5] | 1166 | char *version() const { return m_abac_version; } |
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[3c4fd68] | 1167 | |
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[64fa9ba] | 1168 | private: |
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| 1169 | abac_context_t *m_ctx; |
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[8bd77b5] | 1170 | char *m_abac_version; |
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[64fa9ba] | 1171 | }; |
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[8bd77b5] | 1172 | |
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[0b3ac65] | 1173 | Constraint::Constraint(Role& role) |
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[5d06689] | 1174 | { m_constraint=abac_constraint_from_role(role.role()); } |
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[0b3ac65] | 1175 | Constraint::Constraint(Oset &oset) |
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[5d06689] | 1176 | { m_constraint=abac_constraint_from_oset(oset.oset()); } |
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[64fa9ba] | 1177 | } |
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| 1178 | |
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| 1179 | #endif /* __ABAC_HH__ */ |
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