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-rw-r--r--libbb/bb_pwd.c127
1 files changed, 63 insertions, 64 deletions
diff --git a/libbb/bb_pwd.c b/libbb/bb_pwd.c
index b5125b0f4..223a6b44c 100644
--- a/libbb/bb_pwd.c
+++ b/libbb/bb_pwd.c
@@ -7,31 +7,30 @@
* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
*/
-#include <stdio.h>
-#include <string.h>
-#include <assert.h>
#include "libbb.h"
- /*
- * if bufsize is > 0 char *buffer cannot be set to NULL.
- * If idname is not NULL it is written on the static
- * allocated buffer (and a pointer to it is returned).
- * if idname is NULL, id as string is written to the static
- * allocated buffer and NULL is returned.
- * if bufsize is = 0 char *buffer can be set to NULL.
- * If idname exists a pointer to it is returned,
- * else NULL is returned.
- * if bufsize is < 0 char *buffer can be set to NULL.
- * If idname exists a pointer to it is returned,
- * else an error message is printed and the program exits.
- */
+#define assert(x) ((void)0)
+
+/*
+ * if bufsize is > 0 char *buffer cannot be set to NULL.
+ * If idname is not NULL it is written on the static
+ * allocated buffer (and a pointer to it is returned).
+ * if idname is NULL, id as string is written to the static
+ * allocated buffer and NULL is returned.
+ * if bufsize is = 0 char *buffer can be set to NULL.
+ * If idname exists a pointer to it is returned,
+ * else NULL is returned.
+ * if bufsize is < 0 char *buffer can be set to NULL.
+ * If idname exists a pointer to it is returned,
+ * else an error message is printed and the program exits.
+ */
/* internal function for bb_getpwuid and bb_getgrgid */
-static char * bb_getug(char *buffer, char *idname, long id, int bufsize, char prefix)
+static char* bb_getug(char *buffer, char *idname, long id, int bufsize, char prefix)
{
if (bufsize > 0 ) {
- assert(buffer!=NULL);
- if(idname) {
+ assert(buffer != NULL);
+ if (idname) {
return safe_strncpy(buffer, idname, bufsize);
}
snprintf(buffer, bufsize, "%ld", id);
@@ -41,75 +40,76 @@ static char * bb_getug(char *buffer, char *idname, long id, int bufsize, char pr
return idname;
}
- /* Hacked by Tito Ragusa (c) 2004 <farmatito@tiscali.it> to make it more
- * flexible :
- *
- * if bufsize is > 0 char *group cannot be set to NULL.
- * On success groupname is written on static allocated buffer
- * group (and a pointer to it is returned).
- * On failure gid as string is written to static allocated
- * buffer group and NULL is returned.
- * if bufsize is = 0 char *group can be set to NULL.
- * On success groupname is returned.
- * On failure NULL is returned.
- * if bufsize is < 0 char *group can be set to NULL.
- * On success groupname is returned.
- * On failure an error message is printed and
- * the program exits.
- */
+/* Hacked by Tito Ragusa (c) 2004 <farmatito@tiscali.it> to make it more
+ * flexible :
+ *
+ * if bufsize is > 0 char *group cannot be set to NULL.
+ * On success groupname is written on static allocated buffer
+ * group (and a pointer to it is returned).
+ * On failure gid as string is written to static allocated
+ * buffer group and NULL is returned.
+ * if bufsize is = 0 char *group can be set to NULL.
+ * On success groupname is returned.
+ * On failure NULL is returned.
+ * if bufsize is < 0 char *group can be set to NULL.
+ * On success groupname is returned.
+ * On failure an error message is printed and
+ * the program exits.
+ */
/* gets a groupname given a gid */
-char * bb_getgrgid(char *group, long gid, int bufsize)
+char* bb_getgrgid(char *group, long gid, int bufsize)
{
struct group *mygroup = getgrgid(gid);
- return bb_getug(group, (mygroup) ?
- mygroup->gr_name : (char *)mygroup, gid, bufsize, 'g');
+ return bb_getug(group,
+ mygroup ? mygroup->gr_name : (char *)mygroup,
+ gid, bufsize, 'g');
}
/* returns a gid given a group name */
-long bb_xgetgrnam(const char *name)
+long xgroup2gid(const char *name)
{
struct group *mygroup;
- mygroup = getgrnam(name);
- if (mygroup==NULL)
+ mygroup = getgrnam(name);
+ if (mygroup == NULL)
bb_error_msg_and_die("unknown group name: %s", name);
return mygroup->gr_gid;
}
/* returns a uid given a username */
-long bb_xgetpwnam(const char *name)
+long xuname2uid(const char *name)
{
struct passwd *myuser;
- myuser = getpwnam(name);
- if (myuser==NULL)
+ myuser = getpwnam(name);
+ if (myuser == NULL)
bb_error_msg_and_die("unknown user name: %s", name);
return myuser->pw_uid;
}
- /* Hacked by Tito Ragusa (c) 2004 <farmatito@tiscali.it> to make it more
- * flexible :
- *
- * if bufsize is > 0 char *name cannot be set to NULL.
- * On success username is written on the static allocated
- * buffer name (and a pointer to it is returned).
- * On failure uid as string is written to the static
- * allocated buffer name and NULL is returned.
- * if bufsize is = 0 char *name can be set to NULL.
- * On success username is returned.
- * On failure NULL is returned.
- * if bufsize is < 0 char *name can be set to NULL
- * On success username is returned.
- * On failure an error message is printed and
- * the program exits.
- */
+/* Hacked by Tito Ragusa (c) 2004 <farmatito@tiscali.it> to make it more
+ * flexible :
+ *
+ * if bufsize is > 0 char *name cannot be set to NULL.
+ * On success username is written on the static allocated
+ * buffer name (and a pointer to it is returned).
+ * On failure uid as string is written to the static
+ * allocated buffer name and NULL is returned.
+ * if bufsize is = 0 char *name can be set to NULL.
+ * On success username is returned.
+ * On failure NULL is returned.
+ * if bufsize is < 0 char *name can be set to NULL
+ * On success username is returned.
+ * On failure an error message is printed and
+ * the program exits.
+ */
/* gets a username given a uid */
-char * bb_getpwuid(char *name, long uid, int bufsize)
+char* bb_getpwuid(char *name, long uid, int bufsize)
{
struct passwd *myuser = getpwuid(uid);
@@ -118,13 +118,12 @@ char * bb_getpwuid(char *name, long uid, int bufsize)
}
unsigned long get_ug_id(const char *s,
- long (*__bb_getxxnam)(const char *))
+ long (*xname2id)(const char *))
{
unsigned long r;
r = bb_strtoul(s, NULL, 10);
if (errno)
- r = __bb_getxxnam(s);
-
+ return xname2id(s);
return r;
}