static int get_directory_owner(const char *path, char *owner)
{
char aclpath[CHIRP_PATH_MAX];
char tmp[CHIRP_LINE_MAX];
char *r;
CHIRP_FILE *file;
int result;
sprintf(aclpath, "%s/.__acl", path);
file = cfs_fopen(aclpath, "r");
if(!file)
return -1;
r = cfs_fgets(tmp, sizeof(tmp), file);
if(!r)
return -1;
result = sscanf(tmp, "%[^ \t\n]", owner);
cfs_fclose(file);
if(result == 1) {
return 0;
} else {
return -1;
}
}
int chirp_acl_read(CHIRP_FILE * aclfile, char *subject, int *flags)
{
char acl[CHIRP_LINE_MAX];
char tmp[CHIRP_LINE_MAX];
while(cfs_fgets(acl, sizeof(acl), aclfile)) {
if(sscanf(acl, "%[^ ] %[rwldpvax()]", subject, tmp) == 2) {
*flags = chirp_acl_text_to_flags(tmp);
return 1;
} else {
continue;
}
}
return 0;
}
char *cfs_fgets(char *s, int n, CHIRP_FILE * file)
{
char *current = s;
INT64_T i, empty = file->f.cfile.read_n == 0;
if(file->type == LOCAL)
return fgets(s, n, file->f.lfile);
for(i = 0; i < file->f.cfile.read_n; i++)
if(i + 2 >= n || file->f.cfile.read[i] == '\n') { /* we got data now */
memcpy(s, file->f.cfile.read, i + 1);
s[i + 1] = '\0';
memmove(file->f.cfile.read, file->f.cfile.read + i + 1, (file->f.cfile.read_n -= i + 1));
return s;
}
memcpy(current, file->f.cfile.read, i);
current += i;
n -= i;
file->f.cfile.read_n = 0;
i = cfs->pread(file->f.cfile.fd, file->f.cfile.read, CHIRP_FILESYSTEM_BUFFER - 1, file->f.cfile.offset);
if(i == -1) {
file->f.cfile.error = errno;
return 0;
} else if(i == 0 && empty) {
return NULL;
} else if(i == 0) {
return s;
}
file->f.cfile.read_n += i;
file->f.cfile.offset += i;
if(cfs_fgets(current, n, file) == NULL) /* some error */
return NULL;
else
return s;
}