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#ifndef _HACKERS_PARSE_H
#define _HACKERS_PARSE_H
#include <string.h> /* for memset(3) */
#include <stdlib.h> /* for free(3) */
#include <pwd.h> /* for 'struct passwd' */
#define ZERO(var) memset(&(var), 0, sizeof(var))
/* Free+zero a 'struct passwd' */
#define PASSWD_FREE(user) \
(__extension__ ({ \
free((user).pw_name); \
free((user).pw_passwd); \
free((user).pw_gecos); \
free((user).pw_dir); \
free((user).pw_shell); \
ZERO(user); \
}))
/** Returns 0 on error, or the UID on success. Only handles "normal
* user" UIDs; that is in the range [1000,9999]. */
uid_t filename2uid(const char *filename);
/** Returns 0 on success, < 0 on failure. Sets
userp->pw_passwd. */
int load_user_password(struct passwd *userp);
/** Returns 0 on success, non-zero on failere.
May set userp->pw_uid even on failure. */
int load_user_yaml(const char *filename, struct passwd *userp);
#endif
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