user.c File Reference

#include "c.h"
#include <pwd.h>

Include dependency graph for user.c:

Go to the source code of this file.

Functions
bool	pg_get_user_name (uid_t user_id, char *buffer, size_t buflen)
bool	pg_get_user_home_dir (uid_t user_id, char *buffer, size_t buflen)

Function Documentation

pg_get_user_home_dir()

bool pg_get_user_home_dir	(	uid_t	user_id,
		char *	buffer,
		size_t	buflen
	)

Definition at line 64 of file user.c.

{
    char        pwdbuf[BUFSIZ];
    struct passwd pwdstr;
    struct passwd *pw = NULL;
    int         pwerr;
 
    pwerr = getpwuid_r(user_id, &pwdstr, pwdbuf, sizeof(pwdbuf), &pw);
    if (pw != NULL)
    {
        strlcpy(buffer, pw->pw_dir, buflen);
        return true;
    }
    if (pwerr != 0)
        snprintf(buffer, buflen,
                 _("could not look up local user ID %d: %s"),
                 (int) user_id,
                 strerror_r(pwerr, pwdbuf, sizeof(pwdbuf)));
    else
        snprintf(buffer, buflen,
                 _("local user with ID %d does not exist"),
                 (int) user_id);
    return false;
}

References _, snprintf, strerror_r, and strlcpy().

Referenced by get_home_path(), and pqGetHomeDirectory().

pg_get_user_name()

bool pg_get_user_name	(	uid_t	user_id,
		char *	buffer,
		size_t	buflen
	)

Definition at line 28 of file user.c.

{
    char        pwdbuf[BUFSIZ];
    struct passwd pwdstr;
    struct passwd *pw = NULL;
    int         pwerr;
 
    pwerr = getpwuid_r(user_id, &pwdstr, pwdbuf, sizeof(pwdbuf), &pw);
    if (pw != NULL)
    {
        strlcpy(buffer, pw->pw_name, buflen);
        return true;
    }
    if (pwerr != 0)
        snprintf(buffer, buflen,
                 _("could not look up local user ID %d: %s"),
                 (int) user_id,
                 strerror_r(pwerr, pwdbuf, sizeof(pwdbuf)));
    else
        snprintf(buffer, buflen,
                 _("local user with ID %d does not exist"),
                 (int) user_id);
    return false;
}

References _, snprintf, strerror_r, and strlcpy().

Referenced by pg_fe_getusername().