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openldap/servers/slapd/tools/edb2ldif.c
Kurt Zeilenga 42e0d83cb3 Initial revision
1998-08-09 00:43:13 +00:00

917 lines
20 KiB
C
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/*
* Copyright (c) 1995 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of Michigan at Ann Arbor. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#include <stdio.h>
#include <string.h>
#include <dirent.h>
#include <stdlib.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <quipu/config.h>
#include <quipu/entry.h>
#include <quipu/commonarg.h>
#include <quipu/attrvalue.h>
#if ICRELEASE > 1
#define HAVE_FILE_ATTR_DIR
#endif
#ifdef TURBO_DISK
#define HAVE_PARSE_ENTRY
#endif
#define DEF_EDBFILENAME "EDB"
#define EDB_ROOT_FILENAME "EDB.root"
#define DEF_BASEDN ""
#define EDBMAP_FILENAME "EDB.map"
#define ADDVALS_FILENAME ".add"
#define MAX_LINE_SIZE 2048
#define VERBOSE_ENTRY_REPORT_THRESHOLD 250
/* data structures */
struct edbmap {
char *edbm_filename;
char *edbm_rdn;
struct edbmap *edbm_next;
};
/* prototypes */
static int edb2ldif( FILE *outfp, char *edbfile, char *basedn, int recurse );
static int convert_entry( FILE *fp, char *edbname, FILE *outfp,
char *basedn, char *loc_addvals, int loc_addlen, char *linebuf );
static int read_edbmap( char *mapfile, struct edbmap **edbmapp );
static char *file2rdn( struct edbmap *edbmap, char *filename );
static void free_edbmap( struct edbmap *edbmap );
static char *read_file( char *filename, int *lenp );
static void print_err( char *msg );
/* globals */
#ifdef LDAP_DEBUG
static int debugflg;
#endif
static int verboseflg;
static int override_add = 0;
static int entrycount;
static char **ignore_attr = NULL;
static char *always_addvals = NULL;
static int always_addlen;
static char *last_dn;
static char *edb_home = ".";
char *progname;
int ldap_syslog = 0;
int ldap_syslog_level = 0;
main( argc, argv )
int argc;
char **argv;
{
char *usage = "usage: %s [-d] [-o] [-r] [-v] [-b basedn] [-a addvalsfile] [-f fileattrdir] [-i ignoreattr...] [edbfile...]\n";
char edbfile[ MAXNAMLEN ], *basedn;
int c, rc, errflg, ignore_count, recurse;
extern int optind;
extern char *optarg;
extern char dsa_mode;
#ifdef HAVE_FILE_ATTR_DIR
extern char *file_attr_directory;
#endif
if (( progname = strrchr( argv[ 0 ], '/' )) == NULL ) {
progname = argv[ 0 ];
} else {
++progname;
}
errflg = recurse = 0;
#ifdef LDAP_DEBUG
debugflg = 0;
#endif
ignore_count = 0;
always_addvals = NULL;
basedn = NULL;
while (( c = getopt( argc, argv, "dorva:b:f:h:i:" )) != -1 ) {
switch( c ) {
case 'd':
#ifdef LDAP_DEBUG
++debugflg;
#else
fprintf( stderr, "Ignoring -d: compile with -DLDAP_DEBUG to enable this option.\n" );
#endif
break;
case 'o':
++override_add;
break;
case 'r':
++recurse;
break;
case 'v':
++verboseflg;
break;
case 'a':
if ( always_addvals != NULL ) {
++errflg;
} else if (( always_addvals = read_file( optarg, &always_addlen ))
== NULL ) {
print_err( optarg );
exit( 1 );
}
break;
case 'b':
if ( basedn != NULL ) {
++errflg;
} else {
basedn = optarg;
}
break;
case 'f':
#ifdef HAVE_FILE_ATTR_DIR
/* add trailing slash to directory name if missing */
if ( *( optarg + strlen( optarg ) - 1 ) == '/' ) {
file_attr_directory = strdup( optarg );
} else if (( file_attr_directory = (char *)malloc( strlen( optarg )
+ 2 )) != NULL ) {
sprintf( file_attr_directory, "%s/", optarg );
}
if ( file_attr_directory == NULL ) {
print_err( "malloc" );
exit( 1 );
}
#else /* HAVE_FILE_ATTR_DIR */
fprintf( stderr, "Ignoring -f: this option requires a newer version of ISODE.\n" );
#endif /* HAVE_FILE_ATTR_DIR */
break;
case 'h':
edb_home = optarg;
break;
case 'i':
if ( ignore_count == 0 ) {
ignore_attr = (char **)malloc( 2 * sizeof( char * ));
} else {
ignore_attr = (char **)realloc( ignore_attr,
( ignore_count + 2 ) * sizeof( char * ));
}
if ( ignore_attr == NULL ) {
print_err( "malloc/realloc" );
exit( 1 );
}
ignore_attr[ ignore_count ] = optarg;
ignore_attr[ ++ignore_count ] = NULL;
break;
default:
++errflg;
}
}
if ( errflg ) {
fprintf( stderr, usage, progname );
exit( 1 );
}
if ( basedn == NULL ) {
basedn = DEF_BASEDN;
}
/* load & initialize quipu syntax handlers */
quipu_syntaxes();
#ifdef LDAP_USE_PP
pp_quipu_init( progname );
#endif
dsap_init( NULL, NULL );
dsa_mode = 1; /* so {CRYPT} is accepted by EDB parse routines */
if ( init_syntaxes() < 0 ) {
fprintf( stderr, "%s: init_syntaxes failed -- check your oid tables \n",
progname );
exit( 1 );
}
entrycount = 0;
/* process EDB file(s) */
if ( optind >= argc ) {
*edbfile = '\0';
rc = edb2ldif( stdout, edbfile, basedn, recurse );
} else {
for ( rc = 0; rc >= 0 && optind < argc; ++optind ) {
if ( argv[ optind ][ 0 ] == '/' ) {
strcpy( edbfile, argv[ optind ] );
} else {
sprintf( edbfile, "%s/%s", edb_home, argv[ optind ] );
}
rc = edb2ldif( stdout, edbfile, basedn, recurse );
}
}
if ( last_dn != NULL ) {
free( last_dn );
}
#ifdef LDAP_DEBUG
fprintf( stderr, "edb2ldif: exit( %d )\n", ( rc < 0 ) ? 1 : 0 );
#endif
exit( ( rc < 0 ) ? 1 : 0 );
}
static int
edb2ldif( outfp, edbfile, basedn, recurse )
FILE *outfp;
char *edbfile;
char *basedn;
int recurse;
{
FILE *fp;
char *addvals, *p, *rdn, line[ MAX_LINE_SIZE + 1 ];
char dirname[ MAXNAMLEN ], filename[ MAXNAMLEN ];
int err, startcount, addvals_len;
struct stat st;
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif( 0x%X, \"%s\", \"%s\", %d)\n",
outfp, edbfile, basedn, recurse );
}
#endif
if ( *edbfile == '\0' ) {
sprintf( filename, "%s/%s", edb_home, EDB_ROOT_FILENAME );
if ( stat( filename, &st ) == 0 ) {
if (( err = edb2ldif( outfp, filename, basedn, 0 )) < 0 ) {
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: 0 return( %d )\n", err );
}
#endif
return( err );
}
if (( basedn = strdup( last_dn )) == NULL ) {
print_err( "strdup" );
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: 1 return( -1 )\n" );
}
#endif
return( -1 );
}
}
sprintf( edbfile, "%s/%s", edb_home, DEF_EDBFILENAME );
}
if ( verboseflg ) {
fprintf( stderr, "%s: converting EDB file: \"%s\"\n\tbasedn: \"%s\"\n",
progname, edbfile, basedn );
}
startcount = entrycount;
err = 0;
/* construct name of directory we are working in */
if (( p = strrchr( edbfile, '/' )) == NULL ) {
dirname[ 0 ] = '.';
dirname[ 1 ] = '\0';
} else {
strncpy( dirname, edbfile, p - edbfile );
dirname[ p - edbfile ] = '\0';
}
/* load local ".add" file (if any) */
sprintf( filename, "%s/%s", dirname, ADDVALS_FILENAME );
addvals_len = 0;
addvals = read_file( filename, &addvals_len );
/* read and convert this EDB file */
if (( fp = fopen( edbfile, "r" )) == NULL ) {
print_err( edbfile );
if ( addvals != NULL ) {
free( addvals );
}
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: 2 return( -1 )\n" );
}
#endif
return( -1 );
}
/* skip first two lines (type and timestamp) if they are present */
if ( fgets( line, MAX_LINE_SIZE, fp ) == NULL ) {
err = -1;
} else {
line[ strlen( line ) - 1 ] = '\0';
if ( strcmp( line, "MASTER" ) == 0 || strcmp( line, "SLAVE" ) == 0 ||
strcmp( line, "CACHE" ) == 0 ) {
if ( fgets( line, MAX_LINE_SIZE, fp ) == NULL ) {
err = -1;
}
} else {
rewind( fp );
}
}
if ( err != 0 ) {
fprintf( stderr, "%s: skipping empty EDB file %s\n", progname,
edbfile );
err = 0; /* treat as a non-fatal error */
} else {
while ( !feof( fp ) && ( err = convert_entry( fp, edbfile, outfp,
basedn, addvals, addvals_len, line )) > 0 ) {
if ( verboseflg && (( entrycount - startcount ) %
VERBOSE_ENTRY_REPORT_THRESHOLD ) == 0 ) {
fprintf( stderr, "\tworking... %d entries done...\n",
entrycount - startcount );
}
}
}
fclose( fp );
if ( addvals != NULL ) {
free( addvals );
}
if ( err < 0 ) {
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: 3 return( %d )\n", err );
}
#endif
return( err );
}
if ( verboseflg ) {
fprintf( stderr, "\t%d entries converted\n\n",
entrycount - startcount );
}
/* optionally convert EDB file within sub-directories */
if ( recurse ) {
char *newbase;
DIR *dp;
struct dirent *dep;
struct edbmap *edbmap;
/* open this directory */
if (( dp = opendir( dirname )) == NULL ) {
print_err( dirname );
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: 4 return( -1 )\n" );
}
#endif
return( -1 );
}
/* check for EDB.map file and record contents for future reference */
sprintf( filename, "%s/%s", dirname, EDBMAP_FILENAME );
if ( read_edbmap( filename, &edbmap ) < 0 ) {
print_err( "read_edbmap" );
closedir( dp );
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: 5 return( -1 )\n" );
}
#endif
return( -1 );
}
p = dirname + strlen( dirname );
*p++ = '/';
*p = '\0';
/* scan looking for sub-directories w/EDB files in them */
err = 0;
while ( err >= 0 && ( dep = readdir( dp )) != NULL ) {
if ( dep->d_name[ 0 ] == '.' && ( dep->d_name[ 1 ] == '\0' ||
( dep->d_name[ 1 ] == '.' && dep->d_name[ 2 ] == '\0' ))) {
continue; /* skip "." and ".." */
}
strcpy( p, dep->d_name );
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: checking directory \"%s\"\n",
dirname );
}
#endif
if ( stat( dirname, &st ) != 0 ) {
print_err( dirname );
} else if ( S_ISDIR( st.st_mode )) {
sprintf( filename, "%s/%s", dirname, DEF_EDBFILENAME );
if ( stat( filename, &st ) == 0 && S_ISREG( st.st_mode )) {
if (( newbase = malloc( strlen( basedn ) +
strlen( dep->d_name ) + 3 )) == NULL ) {
print_err( "malloc" );
err = -1;
continue;
}
sprintf( newbase, "%s@%s", basedn,
file2rdn( edbmap, dep->d_name ));
/* recurse */
err = edb2ldif( outfp, filename, newbase, recurse );
free( newbase );
}
}
}
free_edbmap( edbmap );
closedir( dp );
if ( verboseflg ) {
fprintf( stderr, "%s: %d total entries converted under \"%s\"\n\n",
progname, entrycount - startcount, basedn );
}
}
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "edb2ldif: 6 return( %d )\n", err );
}
#endif
return( err );
}
/*
* read one entry from fp and write to outfp.
* return > 0 if entry converted, 0 if end of file, < 0 if error occurs
*/
static int
convert_entry( fp, edbname, outfp, basedn, loc_addvals, loc_addlen, linebuf )
FILE *fp;
char *edbname;
FILE *outfp;
char *basedn;
char *loc_addvals;
int loc_addlen;
char *linebuf;
{
Attr_Sequence as, tmpas;
AV_Sequence av;
PS attrtype_ps, val_ps;
char *dnstr;
DN dn;
RDN rdn;
int valcnt;
extern int parse_status;
extern char *parse_file;
extern RDN parse_rdn;
#ifdef HAVE_PARSE_ENTRY
extern char *parse_entry;
extern Attr_Sequence fget_attributes();
#else /* HAVE_PARSE_ENTRY */
extern Attr_Sequence get_attributes();
#endif /* HAVE_PARSE_ENTRY */
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "convert_entry( 0x%X, \"%s\", 0x%X, \"%s\", ...)\n",
fp, edbname, outfp, basedn );
}
#endif
while (( dnstr = fgets( linebuf, MAX_LINE_SIZE, fp )) != NULL &&
*linebuf == '\n' ) {
;
}
if ( dnstr == NULL ) {
return( feof( fp ) ? 0 : -1 ); /* end of file or error */
}
linebuf[ strlen( linebuf ) - 1 ] = '\0';
if (( dnstr = malloc( strlen( basedn ) + strlen( linebuf ) + 2 ))
== NULL ) {
print_err( "convert_entry" );
return( -1 );
}
sprintf( dnstr, "%s@%s", basedn, linebuf );
if ( last_dn != NULL ) {
free( last_dn );
}
last_dn = dnstr;
if ( entrycount > 0 ) {
fputc( '\n', outfp );
}
/*
* parse_entry, parse_file and parse_rdn are needed inside the
* libisode decoding routines, so we set it here.
*/
parse_file = edbname;
#ifdef HAVE_PARSE_ENTRY
parse_entry = dnstr;
#endif
parse_rdn = rdn = str2rdn( linebuf );
if (( val_ps = ps_alloc( str_open )) == NULLPS ||
str_setup( val_ps, NULLCP, 0, 0 ) == NOTOK ) {
fprintf( stderr, "%s: ps_alloc/setup failed (EDB file %s)\n", progname,
edbname );
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
if (( dn = str2dn( dnstr )) == NULLDN || av2ldif( outfp, NULL, dn,
0, "dn", val_ps ) < 0 ) {
sprintf( linebuf,
"str2dn or av2ldif of DN failed (EDB file %s, entry %s)\n",
edbname, dnstr );
print_err( linebuf );
if ( dn != NULLDN ) {
dn_free( dn );
}
ps_free( val_ps );
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
dn_free( dn );
++entrycount;
if ( always_addvals != NULL && ( loc_addvals == NULL || !override_add )
&& fwrite( always_addvals, always_addlen, 1, outfp ) != 1 ) {
sprintf( linebuf,
"write of additional values failed (EDB file %s, entry %s)\n",
edbname, dnstr );
print_err( linebuf );
ps_free( val_ps );
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
if ( loc_addvals != NULL && fwrite( loc_addvals, loc_addlen, 1,
outfp ) != 1 ) {
sprintf( linebuf,
"write of additional values failed (EDB file %s, entry %s)\n",
edbname, dnstr );
print_err( linebuf );
ps_free( val_ps );
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
#ifdef HAVE_PARSE_ENTRY
as = fget_attributes( fp );
#else /* HAVE_PARSE_ENTRY */
as = get_attributes( fp );
#endif /* HAVE_PARSE_ENTRY */
if ( parse_status != 0 ) {
fprintf( stderr, "%s: problem parsing entry (EDB file %s)\n", progname,
edbname );
ps_free( val_ps );
if ( as != NULLATTR ) {
as_free( as );
}
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
if ( add_rdn_values( as, rdn ) != 0 ) {
sprintf( linebuf,
"adding RDN values(s) failed (EDB file %s, entry %s)\n",
edbname, dnstr );
print_err( linebuf );
if ( as != NULLATTR ) {
as_free( as );
}
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
if (( attrtype_ps = ps_alloc( str_open )) == NULLPS ||
str_setup( attrtype_ps, NULLCP, 0, 0 ) == NOTOK ) {
fprintf( stderr, "%s: ps_alloc/setup failed (EDB file %s)\n", progname,
edbname );
if ( as != NULLATTR ) {
as_free( as );
}
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
for ( tmpas = as; tmpas != NULLATTR; tmpas = tmpas->attr_link ) {
attrtype_ps->ps_ptr = attrtype_ps->ps_base;
AttrT_print( attrtype_ps, tmpas->attr_type, EDBOUT );
*attrtype_ps->ps_ptr = '\0';
if ( ignore_attr != NULL ) {
int i;
for ( i = 0; ignore_attr[ i ] != NULL; ++i ) {
if ( strcasecmp( attrtype_ps->ps_base, ignore_attr[ i ] )
== 0 ) {
break;
}
}
if ( ignore_attr[ i ] != NULL ) {
continue; /* skip this attribute */
}
}
valcnt = 0;
for ( av = tmpas->attr_value; av != NULLAV; av = av->avseq_next ) {
++valcnt;
if ( av2ldif( outfp, av, NULL, tmpas->attr_type->oa_syntax,
attrtype_ps->ps_base, val_ps ) < 0 ) {
sprintf( linebuf,
"av2ldif failed (EDB file %s, entry %s, attribute %s, value no. %d)\n",
edbname, dnstr, attrtype_ps->ps_base, valcnt );
print_err( linebuf );
ps_free( attrtype_ps );
ps_free( val_ps );
as_free( as );
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( -1 );
}
}
}
ps_free( attrtype_ps );
ps_free( val_ps );
as_free( as );
if ( rdn != NULLRDN ) {
rdn_free( rdn );
}
return( 1 );
}
int
add_rdn_values( entryas, rdn )
Attr_Sequence entryas;
RDN rdn;
{
/*
* this routine is based on code from the real_unravel_attribute() routine
* found in isode-8.0/.dsap/common/attribute.c
*/
AttributeType at;
AV_Sequence avs;
Attr_Sequence as;
for (; rdn != NULLRDN; rdn = rdn->rdn_next ) {
if (( as = as_find_type( entryas, rdn->rdn_at )) == NULLATTR ) {
at = AttrT_cpy( rdn->rdn_at );
avs = avs_comp_new( AttrV_cpy(&rdn->rdn_av ));
as = as_comp_new( at, avs, NULLACL_INFO );
entryas = as_merge( entryas, as );
} else {
for ( avs = as->attr_value; avs != NULLAV; avs = avs->avseq_next ) {
if ( AttrV_cmp( &rdn->rdn_av, &avs->avseq_av ) == 0 ) {
break;
}
}
if ( avs == NULLAV ) {
avs = avs_comp_new( AttrV_cpy( &rdn->rdn_av ));
as->attr_value = avs_merge( as->attr_value, avs );
}
}
}
return( 0 );
}
/* read the EDB.map file and return a linked list of translations */
static int
read_edbmap( mapfile, edbmapp )
char *mapfile;
struct edbmap **edbmapp;
{
FILE *fp;
char *p, *filename, *rdn, line[ MAX_LINE_SIZE + 1 ];
int err;
struct edbmap *emp, *tmpemp;
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "read_edbmap( \"%s\", ...)\n", mapfile );
}
#endif
if (( fp = fopen( mapfile, "r" )) == NULL ) {
*edbmapp = NULL;
return( 0 ); /* soft error -- no EDB.map file */
}
emp = NULL;
/*
* read all the lines in the file, looking for lines of the form:
* RDN # filename
*/
err = 0;
while ( err == 0 && fgets( line, MAX_LINE_SIZE, fp ) != NULL ) {
line[ strlen( line ) - 1 ] = '\0'; /* remove trailing newline */
if (( filename = strchr( line, '#' )) == NULL ) {
continue;
}
*filename++ = '\0';
while ( isspace( *filename )) { /* strip leading whitespace */
++filename;
}
if ( *filename == '\0' ) {
continue;
}
p = filename + strlen( filename ) - 1;
while ( isspace( *p )) { /* strip trailing whitespace */
*p-- = '\0';
}
rdn = line;
while ( isspace( *rdn )) { /* strip leading whitespace */
++rdn;
}
if ( *rdn == '\0' ) {
continue;
}
p = rdn + strlen( rdn ) - 1;
while ( isspace( *p )) { /* strip trailing whitespace */
*p-- = '\0';
}
if (( tmpemp = (struct edbmap *)calloc( 1, sizeof( struct edbmap )))
== NULL ||
( tmpemp->edbm_filename = strdup( filename )) == NULL ||
( tmpemp->edbm_rdn = strdup( rdn )) == NULL ) {
err = -1;
} else {
tmpemp->edbm_next = emp;
emp = tmpemp;
}
}
fclose( fp );
if ( err == 0 ) {
*edbmapp = emp;
} else {
free_edbmap( emp );
}
return( err );
}
static char *
file2rdn( edbmap, filename )
struct edbmap *edbmap;
char *filename;
{
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "file2rdn( 0x%X, \"%s\" )\n", edbmap, filename );
}
#endif
while ( edbmap != NULL ) {
if ( strcmp( filename, edbmap->edbm_filename ) == 0 ) {
break;
}
edbmap = edbmap->edbm_next;
}
return(( edbmap == NULL ) ? filename : edbmap->edbm_rdn );
}
/* free the edbmap list */
static void
free_edbmap( edbmap )
struct edbmap *edbmap;
{
struct edbmap *tmp;
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "free_edbmap( 0x%X )\n", edbmap );
}
#endif
while ( edbmap != NULL ) {
if ( edbmap->edbm_filename != NULL ) free( edbmap->edbm_filename );
if ( edbmap->edbm_rdn != NULL ) free( edbmap->edbm_rdn );
tmp = edbmap;
edbmap = edbmap->edbm_next;
free( tmp );
}
}
static void
print_err( msg )
char *msg;
{
extern int sys_nerr;
extern char *sys_errlist[];
extern int errno;
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "print_err( \"%s\" )\n", msg );
}
#endif
if ( errno > sys_nerr ) {
fprintf( stderr, "%s: %s: error %d\n", progname, msg, errno );
} else {
fprintf( stderr, "%s: %s: %s\n", progname, msg, sys_errlist[ errno ] );
}
}
static char *
read_file( char *filename, int *lenp )
{
FILE *fp;
struct stat st;
char *buf;
#ifdef LDAP_DEBUG
if ( debugflg ) {
fprintf( stderr, "read_file( \"%s\", 0x%X )\n", filename, lenp );
}
#endif
if ( stat( filename, &st ) != 0 || !S_ISREG( st.st_mode ) ||
( fp = fopen( filename, "r" )) == NULL ) {
return( NULL );
}
if (( buf = (char *)malloc( st.st_size )) == NULL ) {
fclose( fp );
return( NULL );
}
if ( fread( buf, st.st_size, 1, fp ) != 1 ) {
fclose( fp );
free( buf );
return( NULL );
}
fclose( fp );
*lenp = st.st_size;
return( buf );
}
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