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#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <syslog.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/file.h>
#include "pathnames.h"
#include "extensions.h"
static char *aclbuf = NULL;
static struct aclmember *aclmembers;
/*************************************************************************/
/* FUNCTION : getaclentry */
/* PURPOSE : Retrieve a named entry from the ACL */
/* ARGUMENTS : pointer to the keyword and a handle to the acl members */
/* RETURNS : pointer to the acl member containing the keyword or NULL */
/*************************************************************************/
struct aclmember *
getaclentry(keyword, next)
char *keyword;
struct aclmember **next;
{
do {
if (!*next)
*next = aclmembers;
else
*next = (*next)->next;
} while (*next && strcmp((*next)->keyword, keyword));
return(*next);
}
/*************************************************************************/
/* FUNCTION : parseacl */
/* PURPOSE : Parse the acl buffer into its components */
/* ARGUMENTS : A pointer to the acl file */
/* RETURNS : nothing */
/*************************************************************************/
void
parseacl()
{
char *ptr,
*aclptr = aclbuf,
*line;
int cnt;
struct aclmember *member,
*acltail;
if (!aclbuf || !(*aclbuf)) return;
aclmembers = (struct aclmember *) NULL;
acltail = (struct aclmember *) NULL;
while (*aclptr != NULL) {
line = aclptr;
while (*aclptr && *aclptr != '\n') aclptr++;
*aclptr++ = (char) NULL;
/* deal with comments */
if ((ptr = strchr(line, '#')) != NULL) *ptr = NULL;
member = (struct aclmember *) calloc(1, sizeof(struct aclmember));
ptr = strtok(line, " \t");
if (ptr) {
(void) strcpy(member->keyword, ptr);
cnt = 0;
while ((ptr = strtok(NULL, " \t")) != NULL)
member->arg[cnt++] = ptr;
if (acltail) acltail->next = member;
acltail = member;
if (!aclmembers) aclmembers = member;
}
}
}
/*************************************************************************/
/* FUNCTION : readacl */
/* PURPOSE : Read the acl into memory */
/* ARGUMENTS : The pathname of the acl */
/* RETURNS : 0 if error, 1 if no error */
/*************************************************************************/
int
readacl(aclpath)
char *aclpath;
{
FILE *aclfile;
struct stat finfo;
extern int use_accessfile;
if (stat(aclpath, &finfo) != 0) {
if (use_accessfile) {
syslog(LOG_ERR, "cannot stat access file %s: %s", aclpath,
strerror(errno));
}
return;
}
if ((aclfile = fopen(aclpath, "r")) == NULL) {
if (errno != ENOENT) syslog(LOG_ERR, "cannot open access file %s: %s",
aclpath, strerror(errno));
return;
}
if (finfo.st_size == 0) {
aclbuf = (char *) calloc(1, 1);
} else {
if (!(aclbuf = malloc((unsigned) finfo.st_size + 1))) {
syslog(LOG_ERR, "could not malloc aclbuf (%d bytes)", finfo.st_size+1);
return;
}
if (!fread(aclbuf, (size_t) finfo.st_size, 1, aclfile)) {
syslog(LOG_ERR, "error reading acl file %s: %s", aclpath,
strerror(errno));
}
*(aclbuf+finfo.st_size) = '\0';
}
}
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.