char *bftpd_cwd_mappath(char *path)
{
char *result = malloc(strlen(path) + strlen(cwd) + 16);
char *path2;
char *tmp;
if (! result)
return NULL;
path2 = strdup(path);
if (! path2)
{
free(result);
return NULL;
}
if (path[0] == '/')
strcpy(result, "/");
else
strcpy(result, cwd);
while (strchr(path2, '/')) {
tmp = strdup(path2);
*strchr(tmp, '/') = '\0';
cutto(path2, strlen(tmp) + 1);
appendpath(result, tmp);
free(tmp);
}
appendpath(result, path2);
free(path2);
return result;
}
int admin_parsecmd(char *str)
{
int i;
char *p, *pp;
int string_length;
string_length = strlen(str) - 2;
if (string_length < 0) string_length = 0;
str[string_length] = '\0'; /* Remove \r\n */
p = pp = str; /* Remove garbage in the string */
while (*p)
if ((unsigned char) *p < 32)
p++;
else
*pp++ = *p++;
*pp++ = 0;
for (i = 0; admin_commands[i].name; i++) { /* Parse command */
if (!strncasecmp(str, admin_commands[i].name, strlen(admin_commands[i].name))) {
cutto(str, strlen(admin_commands[i].name));
p = str;
while ((*p) && ((*p == ' ') || (*p == '\t')))
p++;
memmove(str, p, strlen(str) - (p - str) + 1);
admin_commands[i].function(str);
return 0;
}
}
control_printf(SL_FAILURE, "500 Unknown command: \"%s\"", str);
return 1;
}
void expand_groups()
{
char foo[USERLEN + 1];
struct passwd *temp;
struct group_of_users *grp;
struct group *grpinfo;
struct list_of_struct_passwd *endp = NULL;
struct list_of_struct_group *endg = NULL;
uid_t uid;
int i;
if ((grp = config_groups)) {
do {
strcat(grp->temp_members, ",");
while (strchr(grp->temp_members, ',')) {
sscanf(grp->temp_members, "%[^,]", foo);
cutto(grp->temp_members, strlen(foo) + 1);
if (foo[0] == '@') {
if (sscanf(foo + 1, "%i", &uid)) {
if (!((grpinfo = getgrgid(uid))))
continue;
} else
if (!((grpinfo = getgrnam(foo + 1))))
continue;
if (grp->groups)
endg = endg->next = malloc(sizeof(struct list_of_struct_group));
else
grp->groups = endg = malloc(sizeof(struct list_of_struct_group));
endg->grp.gr_name = strdup(grpinfo->gr_name);
endg->grp.gr_passwd = strdup(grpinfo->gr_passwd);
endg->grp.gr_gid = grpinfo->gr_gid;
for (i = 0; grpinfo->gr_mem[i]; i++);
endg->grp.gr_mem = malloc((i + 1) * sizeof(char *));
for (i = 0; grpinfo->gr_mem[i]; i++)
endg->grp.gr_mem[i] = strdup(grpinfo->gr_mem[i]);
endg->grp.gr_mem[i] = NULL;
}
if (sscanf(foo, "%i", &uid)) {
if (!((temp = getpwuid(uid))))
continue;
} else
if (!((temp = getpwnam(foo))))
continue;
if (grp->users)
endp = endp->next = malloc(sizeof(struct list_of_struct_passwd));
else
grp->users = endp = malloc(sizeof(struct list_of_struct_passwd));
/* This is ugly, but you can't just use memcpy()! */
endp->pwd.pw_name = strdup(temp->pw_name);
endp->pwd.pw_passwd = strdup(temp->pw_passwd);
endp->pwd.pw_uid = temp->pw_uid;
endp->pwd.pw_gid = temp->pw_gid;
endp->pwd.pw_gecos = strdup(temp->pw_gecos);
endp->pwd.pw_dir = strdup(temp->pw_dir);
endp->pwd.pw_shell = strdup(temp->pw_shell);
}
free(grp->temp_members);
} while ((grp = grp->next));
}
}
void config_init()
{
FILE *configfile;
char *str;
struct group_of_users *grp = NULL;
struct user *usr = NULL;
config_global.options = NULL;
config_global.directories = NULL;
if (!configpath)
return;
configfile = fopen(configpath, "r");
if (!configfile) {
control_printf(SL_FAILURE, "421 Unable to open configuration file.");
exit(1);
}
while ((str = config_read_line(configfile))) {
if (strchr(str, '{')) {
replace(str, " {", "{");
replace(str, "{ ", "{");
replace(str, " }", "}");
replace(str, "} ", "}");
if (!strcasecmp(str, "global{\n")) {
create_options(configfile, &(config_global.options), &(config_global.directories));
} else if (strstr(str, "user ") == str) {
if (usr) {
usr = usr->next = malloc(sizeof(struct user));
} else {
config_users = usr = malloc(sizeof(struct user));
}
usr->name = strdup(str + 5);
*strchr(usr->name, '{') = 0;
create_options(configfile, &(usr->options), &(usr->directories));
} else if (strstr(str, "group ") == str) {
if (grp) {
grp = grp->next = malloc(sizeof(struct group_of_users));
} else {
config_groups = grp = malloc(sizeof(struct group_of_users));
}
cutto(str, 6);
*strchr(str, '{') = 0;
grp->users = NULL;
grp->next = NULL;
grp->temp_members = strdup(str);
create_options(configfile, &(grp->options), &(grp->directories));
}
}
}
fclose(configfile);
}
int mygetpwnam(char *name, FILE * file)
{
char _name[USERLEN + 1];
char foo[256];
int uid, i;
if (file) {
rewind(file);
while (fscanf(file, "%255s%*[^\n]\n", foo) != EOF) {
if ((foo[0] == '#') || (!strchr(foo, ':')) || (strchr(foo, ':') > foo + USERLEN - 1))
continue;
i = strchr(foo, ':') - foo;
strncpy(_name, foo, i);
_name[i] = 0;
sscanf(strchr(foo + i + 1, ':') + 1, "%i", &uid);
if (_name[0] == '\n')
cutto(_name, 1);
if (!strcmp(name, _name))
return uid;
}
}
return -1;
}
char *mygetpwuid(int uid, FILE * file, char *name)
{
int _uid;
char foo[256];
int i;
if (file) {
rewind(file);
while (fscanf(file, "%255s%*[^\n]\n", foo) != EOF) {
if ((foo[0] == '#') || (!strchr(foo, ':')) || (strchr(foo, ':') > foo + USERLEN - 1))
continue;
i = strchr(foo, ':') - foo;
strncpy(name, foo, i);
name[i] = 0;
sscanf(strchr(foo + i + 1, ':') + 1, "%i", &_uid);
if (_uid == uid) {
if (name[0] == '\n')
cutto(name, 1);
return name;
}
}
}
sprintf(name, "%i", uid);
return name;
}