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goutmp
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hiding C struct utmpx from Go APIs

This commit is contained in:
Russ Magee 2018-06-08 20:30:00 -07:00
parent 5908b012fb
commit 3c44cdbe3b
1 changed files with 16 additions and 12 deletions
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28
go_login.go
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@ -19,7 +19,7 @@ package go_login
//
//
//void pututmp(struct utmpx* entry, char* name, char* host) {
// //int32_t stat = system("echo ---- pre ----;who");
// int32_t stat = system("echo ---- pre ----;who");
//
// entry->ut_type = USER_PROCESS;
// entry->ut_pid = getpid();
@ -34,7 +34,7 @@ package go_login
// setutxent();
// pututxline(entry);
//
// //stat = system("echo ---- post ----;who");
// stat = system("echo ---- post ----;who");
//}
//
//void unpututmp(struct utmpx* entry) {
@ -45,7 +45,7 @@ package go_login
// setutxent();
// pututxline(entry);
//
// //int32_t stat = system("echo ---- cleanup ----;who; lastlog");
// int32_t stat = system("echo ---- cleanup ----;who; lastlog");
//
// endutxent();
//}
@ -61,7 +61,7 @@ package go_login
// l.ll_host[UT_HOSTSIZE-1] = '\0';
//
// l.ll_time = (time_t)t;
// //printf("l: ll_line '%s', ll_host '%s', ll_time %d\n", l.ll_line, l.ll_host, l.ll_time);
// printf("l: ll_line '%s', ll_host '%s', ll_time %d\n", l.ll_line, l.ll_host, l.ll_time);
//
// /* Write lastlog entry at fixed offset (uid * sizeof(struct lastlog) */
// if( NULL != (f = fopen("/var/log/lastlog", "rw+")) ) {
@ -69,7 +69,7 @@ package go_login
// int fd = fileno(f);
// if( write(fd, &l, sizeof(l)) == sizeof(l) ) {
// retval = 1;
// //int32_t stat = system("echo ---- lastlog ----; lastlog");
// int32_t stat = system("echo ---- lastlog ----; lastlog");
// }
// }
// fclose(f);
@ -84,15 +84,19 @@ import (
"time"
)
func Put_utmp(user string, host string) (*C.struct_utmpx) {
var entry C.struct_utmpx
C.pututmp(&entry, C.CString(user), C.CString(host))
return &entry
type UtmpEntry struct {
entry C.struct_utmpx
}
func Unput_utmp(entry *C.struct_utmpx) {
C.unpututmp(entry)
func Put_utmp(user string, host string) (UtmpEntry) {
var entry UtmpEntry
C.pututmp(&entry.entry, C.CString(user), C.CString(host))
return entry
}
func Unput_utmp(entry UtmpEntry) {
C.unpututmp(&entry.entry)
}
func Put_lastlog_entry(app string, usr string, host string) {