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[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [newlib/] [libc/] [unix/] [getpwent.c] - Blame information for rev 823

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#ifndef _NO_GETPWENT
 
#include <stdio.h>
#include <sys/types.h>
#include <pwd.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
 
static struct passwd pw_passwd; /* password structure */
static FILE *passwd_fp;
 
static char logname[8];
static char password[1024];
static char gecos[1024];
static char dir[1024];
static char shell[1024];
 
struct passwd *
getpwnam (name)
     const char *name;
{
  FILE *fp;
  char buf[1024];
 
  if ((fp = fopen ("/etc/passwd", "r")) == NULL)
    {
      return NULL;
    }
 
  while (fgets (buf, sizeof (buf), fp))
    {
      sscanf (buf, "%[^:]:%[^:]:%d:%d:%[^:]:%[^:]:%s\n",
              logname, password, &pw_passwd.pw_uid,
             &pw_passwd.pw_gid, gecos,
              dir, shell);
      pw_passwd.pw_name = logname;
      pw_passwd.pw_passwd = password;
      pw_passwd.pw_comment = "";
      pw_passwd.pw_gecos = gecos;
      pw_passwd.pw_dir = dir;
      pw_passwd.pw_shell = shell;
 
      if (!strcmp (logname, name))
        {
          fclose (fp);
          return &pw_passwd;
        }
    }
  fclose (fp);
  return NULL;
}
 
struct passwd *
getpwuid (uid_t uid)
{
  FILE *fp;
  char buf[1024];
 
  if ((fp = fopen ("/etc/passwd", "r")) == NULL)
    {
      return NULL;
    }
 
  while (fgets (buf, sizeof (buf), fp))
    {
      sscanf (buf, "%[^:]:%[^:]:%d:%d:%[^:]:%[^:]:%s\n",
              logname, password, &pw_passwd.pw_uid,
             &pw_passwd.pw_gid, gecos,
              dir, shell);
      pw_passwd.pw_name = logname;
      pw_passwd.pw_passwd = password;
      pw_passwd.pw_comment = "";
      pw_passwd.pw_gecos = gecos;
      pw_passwd.pw_dir = dir;
      pw_passwd.pw_shell = shell;
 
      if (uid == pw_passwd.pw_uid)
        {
          fclose (fp);
          return &pw_passwd;
        }
    }
  fclose (fp);
  return NULL;
}
 
struct passwd *
getpwent ()
{
  char buf[1024];
 
  if (passwd_fp == NULL)
    return NULL;
 
  if (fgets (buf, sizeof (buf), passwd_fp) == NULL)
    return NULL;
 
  sscanf (buf, "%[^:]:%[^:]:%d:%d:%[^:]:%[^:]:%s\n",
          logname, password, &pw_passwd.pw_uid,
         &pw_passwd.pw_gid, gecos,
          dir, shell);
  pw_passwd.pw_name = logname;
  pw_passwd.pw_passwd = password;
  pw_passwd.pw_comment = "";
  pw_passwd.pw_gecos = gecos;
  pw_passwd.pw_dir = dir;
  pw_passwd.pw_shell = shell;
 
  return &pw_passwd;
}
 
void
setpwent ()
{
  if (passwd_fp != NULL)
    fclose (passwd_fp);
 
  passwd_fp = fopen ("/etc/passwd", "r");
}
 
void
endpwent ()
{
  if (passwd_fp != NULL)
    fclose (passwd_fp);
}
 
#endif /* !_NO_GETPWENT  */

Line No.	Rev	Author	Line
1	148	jeremybenn	`#ifndef _NO_GETPWENT`
2
3			`#include <stdio.h>`
4			`#include <sys/types.h>`
5			`#include <pwd.h>`
6			`#include <errno.h>`
7			`#include <unistd.h>`
8			`#include <stdlib.h>`
9			`#include <string.h>`
10			`#include <limits.h>`
11
12			`static struct passwd pw_passwd; /* password structure */`
13			`static FILE *passwd_fp;`
14
15			`static char logname[8];`
16			`static char password[1024];`
17			`static char gecos[1024];`
18			`static char dir[1024];`
19			`static char shell[1024];`
20
21			`struct passwd *`
22			`getpwnam (name)`
23			`const char *name;`
24			`{`
25			`FILE *fp;`
26			`char buf[1024];`
27
28			`if ((fp = fopen ("/etc/passwd", "r")) == NULL)`
29			`{`
30			`return NULL;`
31			`}`
32
33			`while (fgets (buf, sizeof (buf), fp))`
34			`{`
35			`sscanf (buf, "%[^:]:%[^:]:%d:%d:%[^:]:%[^:]:%s\n",`
36			`logname, password, &pw_passwd.pw_uid,`
37			`&pw_passwd.pw_gid, gecos,`
38			`dir, shell);`
39			`pw_passwd.pw_name = logname;`
40			`pw_passwd.pw_passwd = password;`
41			`pw_passwd.pw_comment = "";`
42			`pw_passwd.pw_gecos = gecos;`
43			`pw_passwd.pw_dir = dir;`
44			`pw_passwd.pw_shell = shell;`
45
46			`if (!strcmp (logname, name))`
47			`{`
48			`fclose (fp);`
49			`return &pw_passwd;`
50			`}`
51			`}`
52			`fclose (fp);`
53			`return NULL;`
54			`}`
55
56			`struct passwd *`
57			`getpwuid (uid_t uid)`
58			`{`
59			`FILE *fp;`
60			`char buf[1024];`
61
62			`if ((fp = fopen ("/etc/passwd", "r")) == NULL)`
63			`{`
64			`return NULL;`
65			`}`
66
67			`while (fgets (buf, sizeof (buf), fp))`
68			`{`
69			`sscanf (buf, "%[^:]:%[^:]:%d:%d:%[^:]:%[^:]:%s\n",`
70			`logname, password, &pw_passwd.pw_uid,`
71			`&pw_passwd.pw_gid, gecos,`
72			`dir, shell);`
73			`pw_passwd.pw_name = logname;`
74			`pw_passwd.pw_passwd = password;`
75			`pw_passwd.pw_comment = "";`
76			`pw_passwd.pw_gecos = gecos;`
77			`pw_passwd.pw_dir = dir;`
78			`pw_passwd.pw_shell = shell;`
79
80			`if (uid == pw_passwd.pw_uid)`
81			`{`
82			`fclose (fp);`
83			`return &pw_passwd;`
84			`}`
85			`}`
86			`fclose (fp);`
87			`return NULL;`
88			`}`
89
90			`struct passwd *`
91			`getpwent ()`
92			`{`
93			`char buf[1024];`
94
95			`if (passwd_fp == NULL)`
96			`return NULL;`
97
98			`if (fgets (buf, sizeof (buf), passwd_fp) == NULL)`
99			`return NULL;`
100
101			`sscanf (buf, "%[^:]:%[^:]:%d:%d:%[^:]:%[^:]:%s\n",`
102			`logname, password, &pw_passwd.pw_uid,`
103			`&pw_passwd.pw_gid, gecos,`
104			`dir, shell);`
105			`pw_passwd.pw_name = logname;`
106			`pw_passwd.pw_passwd = password;`
107			`pw_passwd.pw_comment = "";`
108			`pw_passwd.pw_gecos = gecos;`
109			`pw_passwd.pw_dir = dir;`
110			`pw_passwd.pw_shell = shell;`
111
112			`return &pw_passwd;`
113			`}`
114
115			`void`
116			`setpwent ()`
117			`{`
118			`if (passwd_fp != NULL)`
119			`fclose (passwd_fp);`
120
121			`passwd_fp = fopen ("/etc/passwd", "r");`
122			`}`
123
124			`void`
125			`endpwent ()`
126			`{`
127			`if (passwd_fp != NULL)`
128			`fclose (passwd_fp);`
129			`}`
130
131			`#endif /* !_NO_GETPWENT */`

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[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [newlib/] [libc/] [unix/] [getpwent.c] - Blame information for rev 823