pair.h File Reference

Header for pair abstract data type. More...

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Data Structures

struct pairnode_t

Associates a key with a given value. More...

struct pair_t

key root More...

Defines

#define PAIRNEW(pa) pa.i = 0; pa.ppan = (pairnode_t *) malloc(0);

Prepares a green pair for receiving realloc-ation.

Functions

void freepair (pair_t *)

Destroys pair.

void freepairnode (pairnode_t *)

Destroys node.

pairnode_t * addpair (char *, char *, pair_t *)

Constructs pair, allocating adherent space (provided appropriate PAIRALLOC, PAIRINIT).

Detailed Description

Header for pair abstract data type.

Definition in file pair.h.

Define Documentation

#define PAIRNEW ( pa ) pa.i = 0; pa.ppan = (pairnode_t *) malloc(0);

Prepares a green pair for receiving realloc-ation.

Parameters:

pa green pair

Definition at line 9 of file pair.h.
Referenced by parsetag().

Function Documentation

pairnode_t* addpair ( char * pckey,

char * pcvalue,

pair_t * ppa

)

Constructs pair, allocating adherent space (provided appropriate PAIRALLOC, PAIRINIT).

Parameters:

pckey constructand key

pcvalue constructand value

ppa constructate pair

Returns:
new node.

Definition at line 57 of file pair.c.
References pair_t::i, PAIRALLOC, PAIRSTRCPY, ppa, and pair_t::ppan.
Referenced by parsetag().
00058 { 00059 const char *pcerr = "pair.c addpair()"; 00060 pairnode_t *ppan = ppa->ppan; 00061 PAIRALLOC(ppan, (ppa->i + 1)) 00062 PAIRSTRCPY((ppan + ppa->i)->pckey, pckey) 00063 PAIRSTRCPY((ppan + ppa->i)->pcvalue, pcvalue) 00064 ++(ppa->i); 00065 00066 cleanup: 00067 return ppan; 00068 }

void freepair ( pair_t * ppa )

Destroys pair.

Parameters:

ppa destructand

Definition at line 43 of file pair.c.
References freepairnode(), pair_t::i, ppa, and pair_t::ppan.
00044 { 00045 int i; 00046 for (i = 0; i < ppa->i; i++) { 00047 freepairnode(ppa->ppan); 00048 } 00049 ppa->i = 0; 00050 }

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void freepairnode ( pairnode_t * ppan )

Destroys node.

Parameters:

ppan destructand

Definition at line 35 of file pair.c.
References pairnode_t::pckey, and pairnode_t::pcvalue.
Referenced by freepair().
00036 { 00037 free(ppan->pckey); 00038 free(ppan->pcvalue); 00039 }

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Data Structures
struct	pairnode_t
	Associates a key with a given value. More...
struct	pair_t
	key root More...
Defines
#define	PAIRNEW(pa) pa.i = 0; pa.ppan = (pairnode_t *) malloc(0);
	Prepares a green pair for receiving `realloc`-ation.
Functions
void	freepair (pair_t *)
	Destroys pair.
void	freepairnode (pairnode_t *)
	Destroys node.
pairnode_t *	addpair (char , char , pair_t *)
	Constructs pair, allocating adherent space (provided appropriate `PAIRALLOC`, `PAIRINIT`).