/* IO.c */
#include "../IVL.h"
static const char *suffixb = ".ivlb" ;
static const char *suffixf = ".ivlf" ;
/*--------------------------------------------------------------------*/
/*
-----------------------------------------------
purpose -- to read in an IVL object from a file
input --
fn -- filename, must be *.ivlb or *.ivlf
return value -- 1 if success, 0 if failure
created -- 95sep29, cca
-----------------------------------------------
*/
int
IVL_readFromFile (
IVL *ivl,
char *fn
) {
FILE *fp ;
int fnlength, rc, sulength ;
/*
---------------
check the input
---------------
*/
if ( ivl == NULL || fn == NULL ) {
fprintf(stderr,
"\n error in IVL_readFromFile(%p,%s), file %s, line %d"
"\n bad input\n", ivl, fn, __FILE__, __LINE__) ;
return(0) ;
}
switch ( ivl->type ) {
case IVL_CHUNKED :
case IVL_SOLO :
case IVL_UNKNOWN :
break ;
default :
fprintf(stderr, "\n error in IVL_readFromFile(%p,%s)"
"\n bad type = %d", ivl, fn, ivl->type) ;
return(0) ;
}
/*
-------------
read the file
-------------
*/
fnlength = strlen(fn) ;
sulength = strlen(suffixb) ;
if ( fnlength > sulength ) {
if ( strcmp(&fn[fnlength-sulength], suffixb) == 0 ) {
if ( (fp = fopen(fn, "rb")) == NULL ) {
fprintf(stderr, "\n error in IVL_readFromFile(%p,%s)"
"\n unable to open file %s", ivl, fn, fn) ;
rc = 0 ;
} else {
rc = IVL_readFromBinaryFile(ivl, fp) ;
fclose(fp) ;
}
} else if ( strcmp(&fn[fnlength-sulength], suffixf) == 0 ) {
if ( (fp = fopen(fn, "r")) == NULL ) {
fprintf(stderr, "\n error in IVL_readFromFile(%p,%s)"
"\n unable to open file %s", ivl, fn, fn) ;
rc = 0 ;
} else {
rc = IVL_readFromFormattedFile(ivl, fp) ;
fclose(fp) ;
}
} else {
fprintf(stderr, "\n error in IVL_readFromFile(%p,%s)"
"\n bad IVL file name %s,"
"\n must end in %s (binary) or %s (formatted)\n",
ivl, fn, fn, suffixb, suffixf) ;
rc = 0 ;
}
} else {
fprintf(stderr, "\n error in IVL_readFromFile(%p,%s)"
"\n bad IVL file name %s,"
"\n must end in %s (binary) or %s (formatted)\n",
ivl, fn, fn, suffixb, suffixf) ;
rc = 0 ;
}
return(rc) ; }
/*--------------------------------------------------------------------*/
/*
------------------------------------------------------
purpose -- to read an IVL object from a formatted file
return value -- 1 if success, 0 if failure
created -- 95sep29, cca
------------------------------------------------------
*/
int
IVL_readFromFormattedFile (
IVL *ivl,
FILE *fp
) {
int nlist, rc, type ;
int itemp[3] ;
int *sizes ;
/*
---------------
check the input
---------------
*/
if ( ivl == NULL || fp == NULL ) {
fprintf(stderr, "\n error in IVL_readFromFormattedFile(%p,%p)"
"\n bad input\n", ivl, fp) ;
return(0) ;
}
switch ( ivl->type ) {
case IVL_CHUNKED :
case IVL_SOLO :
break ;
default :
fprintf(stderr, "\n error in IVL_readFormattedFile(%p,%p)"
"\n bad type = %d", ivl, fp, ivl->type) ;
return(0) ;
}
/*
-------------------------------------------
save the ivl type and clear the data fields
-------------------------------------------
*/
type = ivl->type ;
IVL_clearData(ivl) ;
/*
-----------------------------------
read in the three scalar parameters
type, # of lists, # of indices
-----------------------------------
*/
if ( (rc = IVfscanf(fp, 3, itemp)) != 3 ) {
fprintf(stderr, "\n error in IVL_readFromFormattedFile(%p,%p)"
"\n %d items of %d read\n", ivl, fp, rc, 3) ;
return(0) ;
}
nlist = itemp[1] ;
/*
fprintf(stdout, "\n itemp = { %d %d %d } ",
itemp[0], itemp[1], itemp[2]) ;
*/
/*
--------------------------
read in the sizes[] vector
--------------------------
*/
sizes = IVinit(nlist, 0) ;
if ( (rc = IVfscanf(fp, nlist, sizes)) != nlist ) {
fprintf(stderr, "\n error in IVL_readFromFormattedFile(%p,%p)"
"\n %d items of %d read\n", ivl, fp, rc, nlist) ;
return(0) ;
}
/*
---------------------
initialize the object
---------------------
*/
IVL_init3(ivl, type, nlist, sizes) ;
IVfree(sizes) ;
/*
-----------------------
now read in the indices
-----------------------
*/
switch ( type ) {
case IVL_SOLO : {
int ilist, size ;
int *ind ;
for ( ilist = 0 ; ilist < nlist ; ilist++ ) {
IVL_listAndSize(ivl, ilist, &size, &ind) ;
if ( size > 0 ) {
if ( (rc = IVfscanf(fp, size, ind)) != size ) {
fprintf(stderr,
"\n error in IVL_readFromFormattedFile(%p,%p)"
"\n list %d, %d items of %d read\n",
ivl, fp, ilist, rc, size) ;
return(0) ;
}
}
}
} break ;
case IVL_CHUNKED : {
/*
--------------------------------------------------------
read in the indices into the contiguous block of storage
--------------------------------------------------------
*/
if ( (rc = IVfscanf(fp, ivl->tsize, ivl->chunk->base))
!= ivl->tsize ) {
fprintf(stderr, "\n error in IVL_readFromFormattedFile(%p,%p)"
"\n %d items of %d read\n", ivl, fp, rc, ivl->tsize) ;
return(0) ;
}
} break ;
}
return(1) ; }
/*--------------------------------------------------------------------*/
/*
---------------------------------------------------
purpose -- to read an IVL object from a binary file
return value -- 1 if success, 0 if failure
created -- 95sep29, cca
---------------------------------------------------
*/
int
IVL_readFromBinaryFile (
IVL *ivl,
FILE *fp
) {
int nlist, rc, type ;
int itemp[3] ;
int *sizes ;
/*
---------------
check the input
---------------
*/
if ( ivl == NULL || fp == NULL ) {
fprintf(stderr, "\n fatal error in IVL_readFromBinaryFile(%p,%p)"
"\n bad input\n", ivl, fp) ;
return(0) ;
}
switch ( ivl->type ) {
case IVL_CHUNKED :
case IVL_SOLO :
break ;
default :
fprintf(stderr, "\n error in IVL_readBinaryFile(%p,%p)"
"\n bad type = %d", ivl, fp, ivl->type) ;
return(0) ;
}
/*
-------------------------------------------
save the ivl type and clear the data fields
-------------------------------------------
*/
type = ivl->type ;
IVL_clearData(ivl) ;
/*
-----------------------------------
read in the three scalar parameters
type, # of lists, # of indices
-----------------------------------
*/
if ( (rc = fread((void *) itemp, sizeof(int), 3, fp)) != 3 ) {
fprintf(stderr, "\n error in IVL_readFromBinaryFile(%p,%p)"
"\n itemp(3) : %d items of %d read\n", ivl, fp, rc, 3) ;
return(0) ;
}
nlist = itemp[1] ;
/*
--------------------------
read in the sizes[] vector
--------------------------
*/
sizes = IVinit(nlist, 0) ;
if ( (rc = fread((void *) sizes, sizeof(int), nlist, fp)) != nlist ) {
fprintf(stderr, "\n error in IVL_readFromBinaryFile(%p,%p)"
"\n sizes(%d) : %d items of %d read\n",
ivl, fp, nlist, rc, nlist) ;
return(0) ;
}
/*
---------------------
initialize the object
---------------------
*/
IVL_init3(ivl, type, nlist, sizes) ;
IVfree(sizes) ;
/*
-------------------
read in the indices
-------------------
*/
switch ( type ) {
case IVL_SOLO : {
int ilist, size ;
int *ind ;
for ( ilist = 0 ; ilist < nlist ; ilist++ ) {
IVL_listAndSize(ivl, ilist, &size, &ind) ;
if ( (rc = fread((void *) ind, sizeof(int), size, fp)) != size ) {
fprintf(stderr, "\n error in IVL_readFromBinaryFile(%p,%p)"
"\n list %d, %d items of %d read\n",
ivl, fp, ilist, rc, size) ;
return(0) ;
}
}
} break ;
case IVL_CHUNKED : {
/*
--------------------------------------------------------
read in the indices into the contiguous block of storage
--------------------------------------------------------
*/
if ( (rc = fread((void *) ivl->chunk->base,
sizeof(int), ivl->tsize, fp)) != ivl->tsize ) {
fprintf(stderr, "\n error in IVL_readFromBinaryFile(%p,%p)"
"\n indices(%d) : %d items of %d read\n",
ivl, fp, ivl->tsize, rc, ivl->tsize) ;
return(0) ;
}
} break ;
}
return(1) ; }
/*--------------------------------------------------------------------*/
/*
-------------------------------------------
purpose -- to write an IVL object to a file
input --
fn -- filename
*.ivlb -- binary
*.ivlf -- formatted
anything else -- for human eye
return value -- 1 if success, 0 otherwise
created -- 95sep29, cca
-------------------------------------------
*/
int
IVL_writeToFile (
IVL *ivl,
char *fn
) {
FILE *fp ;
int fnlength, rc, sulength ;
/*
---------------
check the input
---------------
*/
if ( ivl == NULL || fn == NULL ) {
fprintf(stderr, "\n fatal error in IVL_writeToFile(%p,%s)"
"\n bad input\n", ivl, fn) ;
}
switch ( ivl->type ) {
case IVL_CHUNKED :
case IVL_SOLO :
case IVL_UNKNOWN :
break ;
default :
fprintf(stderr, "\n fatal error in IVL_writeToFile(%p,%s)"
"\n bad type = %d", ivl, fn, ivl->type) ;
return(0) ;
}
/*
------------------
write out the file
------------------
*/
fnlength = strlen(fn) ;
sulength = strlen(suffixb) ;
if ( fnlength > sulength ) {
if ( strcmp(&fn[fnlength-sulength], suffixb) == 0 ) {
if ( (fp = fopen(fn, "wb")) == NULL ) {
fprintf(stderr, "\n error in IVL_writeToFile(%p,%s)"
"\n unable to open file %s", ivl, fn, fn) ;
rc = 0 ;
} else {
rc = IVL_writeToBinaryFile(ivl, fp) ;
fclose(fp) ;
}
} else if ( strcmp(&fn[fnlength-sulength], suffixf) == 0 ) {
if ( (fp = fopen(fn, "w")) == NULL ) {
fprintf(stderr, "\n error in IVL_writeToFile(%p,%s)"
"\n unable to open file %s", ivl, fn, fn) ;
rc = 0 ;
} else {
rc = IVL_writeToFormattedFile(ivl, fp) ;
fclose(fp) ;
}
} else {
if ( (fp = fopen(fn, "a")) == NULL ) {
fprintf(stderr, "\n error in IVL_writeToFile(%p,%s)"
"\n unable to open file %s", ivl, fn, fn) ;
rc = 0 ;
} else {
rc = IVL_writeForHumanEye(ivl, fp) ;
fclose(fp) ;
}
}
} else {
if ( (fp = fopen(fn, "a")) == NULL ) {
fprintf(stderr, "\n error in IVL_writeToFile(%p,%s)"
"\n unable to open file %s", ivl, fn, fn) ;
rc = 0 ;
} else {
rc = IVL_writeForHumanEye(ivl, fp) ;
fclose(fp) ;
}
}
return(rc) ; }
/*--------------------------------------------------------------------*/
/*
-----------------------------------------------------
purpose -- to write an IVL object to a formatted file
return value -- 1 if success, 0 otherwise
created -- 95sep29, cca
-----------------------------------------------------
*/
int
IVL_writeToFormattedFile (
IVL *ivl,
FILE *fp
) {
int count, ierr, j, jsize, nlist, rc ;
int *jind ;
/*
---------------
check the input
---------------
*/
if ( ivl == NULL || fp == NULL || (nlist = ivl->nlist) <= 0 ) {
fprintf(stderr, "\n fatal error in IVL_writeToFormattedFile(%p,%p)"
"\n bad input\n", ivl, fp) ;
exit(-1) ;
}
/*
-------------------------------------
write out the three scalar parameters
-------------------------------------
*/
rc = fprintf(fp, "\n %d %d %d", ivl->type, ivl->nlist, ivl->tsize) ;
if ( rc < 0 ) {
fprintf(stderr, "\n fatal error in IVL_writeToFormattedFile(%p,%p)"
"\n rc = %d, return from first fprintf\n", ivl, fp, rc) ;
return(0) ;
}
if ( ivl->nlist > 0 ) {
IVfp80(fp, ivl->nlist, ivl->sizes, 80, &ierr) ;
if ( ierr < 0 ) {
fprintf(stderr,
"\n fatal error in IVL_writeToFormattedFile(%p,%p)"
"\n ierr = %d, return from sizes[] IVfp80\n",
ivl, fp, ierr) ;
return(0) ;
}
}
switch ( ivl->type ) {
case IVL_NOTYPE :
break ;
case IVL_UNKNOWN :
case IVL_CHUNKED :
case IVL_SOLO :
for ( j = 0, count = 80 ; j < ivl->nlist ; j++ ) {
IVL_listAndSize(ivl, j, &jsize, &jind) ;
if ( jsize > 0 ) {
count = IVfp80(fp, jsize, jind, count, &ierr) ;
if ( ierr < 0 ) {
fprintf(stderr,
"\n fatal error in IVL_writeToFormattedFile(%p,%p)"
"\n ierr = %d, return from IVfp80, list %d\n",
ivl, fp, ierr, j) ;
return(0) ;
}
}
}
break ;
}
return(1) ; }
/*--------------------------------------------------------------------*/
/*
--------------------------------------------------
purpose -- to write an IVL object to a binary file
return value -- 1 if success, 0 otherwise
created -- 95sep29, cca
--------------------------------------------------
*/
int
IVL_writeToBinaryFile (
IVL *ivl,
FILE *fp
) {
int j, jsize, nlist, rc ;
int *jind ;
int itemp[3] ;
/*
---------------
check the input
---------------
*/
if ( ivl == NULL || fp == NULL || (nlist = ivl->nlist) <= 0 ) {
fprintf(stderr, "\n fatal error in IVL_writeToBinaryFile(%p,%p)"
"\n bad input\n", ivl, fp) ;
exit(-1) ;
}
itemp[0] = ivl->type ;
itemp[1] = ivl->nlist ;
itemp[2] = ivl->tsize ;
rc = fwrite((void *) itemp, sizeof(int), 3, fp) ;
if ( rc != 3 ) {
fprintf(stderr, "\n error in IVL_writeToBinaryFile(%p,%p)"
"\n %d of %d scalar items written\n", ivl, fp, rc, 3) ;
return(0) ;
}
rc = fwrite((void *) ivl->sizes, sizeof(int), ivl->nlist, fp) ;
if ( rc != ivl->nlist ) {
fprintf(stderr, "\n error in IVL_writeToBinaryFile(%p,%p)"
"\n ivl->sizes, %d of %d items written\n",
ivl, fp, rc, ivl->nlist) ;
return(0) ;
}
switch ( ivl->type ) {
case IVL_NOTYPE :
break ;
case IVL_CHUNKED :
case IVL_SOLO :
case IVL_UNKNOWN :
for ( j = 0 ; j < ivl->nlist ; j++ ) {
IVL_listAndSize(ivl, j, &jsize, &jind) ;
if ( jsize > 0 ) {
rc = fwrite((void *) jind, sizeof(int), jsize, fp) ;
if ( rc != jsize ) {
fprintf(stderr, "\n error in IVL_writeToBinaryFile(%p,%p)"
"\n list %d, %d of %d items written\n",
ivl, fp, j, rc, jsize) ;
return(0) ;
}
}
}
break ;
}
return(1) ; }
/*--------------------------------------------------------------------*/
/*
-------------------------------------------------
purpose -- to write an IVL object for a human eye
return value -- 1 if success, 0 otherwise
created -- 95sep29, cca
-------------------------------------------------
*/
int
IVL_writeForHumanEye (
IVL *ivl,
FILE *fp
) {
int ierr, j, size, rc ;
int *ind ;
if ( ivl == NULL || fp == NULL ) {
fprintf(stderr, "\n fatal error in IVL_writeForHumanEye(%p,%p)"
"\n bad input\n", ivl, fp) ;
exit(-1) ;
}
if ( (rc = IVL_writeStats(ivl, fp)) == 0 ) {
fprintf(stderr, "\n fatal error in IVL_writeForHumanEye(%p,%p)"
"\n rc = %d, return from IVL_writeStats(%p,%p)\n",
ivl, fp, rc, ivl, fp) ;
return(0) ;
}
for ( j = 0 ; j < ivl->nlist ; j++ ) {
IVL_listAndSize(ivl, j, &size, &ind) ;
if ( size > 0 ) {
fprintf(fp, "\n %5d :", j) ;
IVfp80(fp, size, ind, 8, &ierr) ;
if ( ierr < 0 ) {
fprintf(stderr, "\n fatal error in IVL_writeForHumanEye(%p,%p)"
"\n ierr = %d, return from IVfp80, list %d\n",
ivl, fp, ierr, j) ;
return(0) ;
}
}
}
return(1) ; }
/*--------------------------------------------------------------------*/
/*
---------------------------------------------------------
purpose -- to write out the statistics for the IVL object
return value -- 1 if success, 0 otherwise
created -- 95sep29, cca
---------------------------------------------------------
*/
int
IVL_writeStats (
IVL *ivl,
FILE *fp
) {
int nactive, rc ;
/*
---------------
check the input
---------------
*/
if ( ivl == NULL || fp == NULL ) {
fprintf(stderr, "\n error in IVL_writeStats(%p,%p)"
"\n bad input\n", ivl, fp) ;
exit(-1) ;
}
nactive = 0 ;
if ( ivl->nlist > 0 ) {
nactive = IVsum(ivl->nlist, ivl->sizes) ;
}
rc = fprintf(fp, "\n IVL : integer vector list object :") ;
if ( rc < 0 ) { goto IO_error ; }
rc = fprintf(fp, "\n type %d", ivl->type) ;
if ( rc < 0 ) { goto IO_error ; }
switch ( ivl->type ) {
case IVL_CHUNKED : rc = fprintf(fp, ", chunked storage") ; break ;
case IVL_SOLO : rc = fprintf(fp, ", solo storage") ; break ;
case IVL_UNKNOWN : rc = fprintf(fp, ", unknown storage") ; break ;
}
if ( rc < 0 ) { goto IO_error ; }
rc = fprintf(fp,
"\n %d lists, %d maximum lists, %d tsize, %d total bytes",
ivl->nlist, ivl->maxnlist, ivl->tsize, IVL_sizeOf(ivl)) ;
if ( rc < 0 ) { goto IO_error ; }
switch ( ivl->type ) {
case IVL_CHUNKED : {
Ichunk *chunk ;
int nalloc, nchunk ;
nalloc = nchunk = 0 ;
for ( chunk = ivl->chunk ; chunk != NULL ; chunk = chunk->next){
nchunk++ ;
nalloc += chunk->size ;
}
rc = fprintf(fp, "\n %d chunks, %d active entries, %d allocated",
nchunk, nactive, nalloc) ;
if ( rc < 0 ) { goto IO_error ; }
if ( nalloc > 0 ) {
rc = fprintf(fp, ", %.2f %% used", (100.*nactive)/nalloc) ;
if ( rc < 0 ) { goto IO_error ; }
}
} break ;
case IVL_SOLO :
rc = fprintf(fp,
"\n %d lists separately allocated, %d active entries",
ivl->nlist, nactive) ;
if ( rc < 0 ) { goto IO_error ; }
break ;
}
return(1) ;
IO_error :
fprintf(stderr, "\n fatal error in IVL_writeStats(%p,%p)"
"\n rc = %d, return from fprintf\n", ivl, fp, rc) ;
return(0) ;
}
/*--------------------------------------------------------------------*/
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