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/*
* Type constraints.
*/
#ifndef ASN1_PARSER_CONSTRAINT_H
#define ASN1_PARSER_CONSTRAINT_H
typedef struct asn1p_constraint_s {
enum asn1p_constraint_type_e {
ACT_INVALID, /* for assertions */
/*
* Constraint elements.
*/
ACT_EL_TYPE, /* T (contained subtype) */
ACT_EL_VALUE, /* 123, "A", (elementary value) */
ACT_EL_RANGE, /* 1..2 (elementary range) */
ACT_EL_LLRANGE, /* 1<..2 (elementary range) */
ACT_EL_RLRANGE, /* 1..<2 (elementary range) */
ACT_EL_ULRANGE, /* 1<..<2 (elementary range) */
ACT_EL_EXT, /* ... (extensibility mark) */
/*
* Constraint types.
*/
ACT_CT_SIZE, /* SIZE constraint type */
ACT_CT_FROM, /* FROM constraint type */
ACT_CT_WCOMP, /* WITH COMPONENT */
ACT_CT_WCOMPS, /* WITH COMPONENTS */
ACT_CT_CTDBY, /* CONSTRAINED BY */
/*
* Arrays of constraints.
*/
ACT_CA_SET, /* A set of constraints: (c1)(c2) */
ACT_CA_CRC, /* Comp. relation c-t: ({a})({@b}) */
ACT_CA_CSV, /* Comma-separated constraints array */
ACT_CA_UNI, /* UNION (|) */
ACT_CA_INT, /* INTERSECTION (^) */
ACT_CA_EXC, /* EXCEPT */
ACT_CA_AEX, /* ALL EXCEPT */
} type;
enum asn1p_constr_pres_e {
ACPRES_DEFAULT,
ACPRES_PRESENT,
ACPRES_ABSENT,
ACPRES_OPTIONAL,
} presence;
/*
* Separate types and values.
*/
asn1p_value_t *containedSubtype;
asn1p_value_t *value;
asn1p_value_t *range_start;
asn1p_value_t *range_stop;
/*
* A collection of constraint elements.
*/
struct asn1p_constraint_s **elements;
unsigned int el_count; /* Number of meaningful elements */
unsigned int el_size; /* Size of the allocated (elements) */
int _lineno; /* Position in a source file */
} asn1p_constraint_t;
/* Human-readable constraint type description */
char *asn1p_constraint_type2str(enum asn1p_constraint_type_e);
/*
* Constructors and a recursive destructor.
*/
asn1p_constraint_t *asn1p_constraint_new(int _lineno);
void asn1p_constraint_free(asn1p_constraint_t *);
/*
* Clone the constraint and all its children.
*/
asn1p_constraint_t *asn1p_constraint_clone(asn1p_constraint_t *source_to_clone);
/*
* Insert additional element into the element array of a (to) constraint.
*/
int asn1p_constraint_insert(asn1p_constraint_t *into, asn1p_constraint_t *what);
#endif /* ASN1_PARSER_CONSTRAINT_H */
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