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authorJoel Sherrill <joel.sherrill@OARcorp.com>1999-07-02 17:13:27 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>1999-07-02 17:13:27 +0000
commit258fd794fd8be46ca44d89992d264045f1cfdab6 (patch)
tree9e0fc14dd9144d0f118cee028270434eb96acc27 /c
parentfcee56c0b16536ae38f5cbb5946a458160b60dc6 (diff)
downloadrtems-258fd794fd8be46ca44d89992d264045f1cfdab6.tar.bz2
Password and group routines added by Ralf Corsepius <corsepiu@faw.uni-ulm.de>.
Diffstat (limited to 'c')
-rw-r--r--c/src/exec/libcsupport/src/getgrent.c119
-rw-r--r--c/src/exec/libcsupport/src/getpwent.c129
-rw-r--r--c/src/lib/libc/Makefile.in6
-rw-r--r--c/src/lib/libc/getgrent.c119
-rw-r--r--c/src/lib/libc/getpwent.c129
5 files changed, 501 insertions, 1 deletions
diff --git a/c/src/exec/libcsupport/src/getgrent.c b/c/src/exec/libcsupport/src/getgrent.c
new file mode 100644
index 0000000000..080187d178
--- /dev/null
+++ b/c/src/exec/libcsupport/src/getgrent.c
@@ -0,0 +1,119 @@
+/*
+ * $Id$
+ */
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <grp.h>
+#include <errno.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <limits.h>
+
+static struct group gr_group; /* password structure */
+static FILE *group_fp;
+
+static char groupname[8];
+static char password[1024];
+static char groups[1024];
+static char *gr_mem[16] = { } ;
+
+struct group *
+getgrnam (name)
+ const char *name;
+{
+ FILE *fp;
+ char buf[1024];
+
+ if ((fp = fopen ("/etc/group", "r")) == NULL)
+ {
+ return NULL;
+ }
+
+ while (fgets (buf, sizeof (buf), fp))
+ {
+ sscanf (buf, "%[^:]:%[^:]:%d:%s\n",
+ groupname, password, &gr_group.gr_gid,
+ groups);
+ gr_group.gr_name = groupname;
+ gr_group.gr_passwd = password;
+ gr_group.gr_mem = gr_mem ;
+
+ if (!strcmp (groupname, name))
+ {
+ fclose (fp);
+ return &gr_group;
+ }
+ }
+ fclose (fp);
+ return NULL;
+}
+
+struct group *
+getgrgid (gid_t gid)
+{
+ FILE *fp;
+ char buf[1024];
+
+ if ((fp = fopen ("/etc/group", "r")) == NULL)
+ {
+ return NULL;
+ }
+
+ while (fgets (buf, sizeof (buf), fp))
+ {
+ sscanf (buf, "%[^:]:%[^:]:%d:%s\n",
+ groupname, password, &gr_group.gr_gid,
+ groups);
+ gr_group.gr_name = groupname;
+ gr_group.gr_passwd = password;
+ gr_group.gr_mem = gr_mem ;
+
+
+ if (gid == gr_group.gr_gid)
+ {
+ fclose (fp);
+ return &gr_group;
+ }
+ }
+ fclose (fp);
+ return NULL;
+}
+
+struct group *
+getgrent ()
+{
+ char buf[1024];
+
+ if (group_fp == NULL)
+ return NULL;
+
+ if (fgets (buf, sizeof (buf), group_fp) == NULL)
+ return NULL;
+
+ sscanf (buf, "%[^:]:%[^:]:%d:%s\n",
+ groupname, password, &gr_group.gr_gid,
+ groups);
+ gr_group.gr_name = groupname;
+ gr_group.gr_passwd = password;
+ gr_group.gr_mem = gr_mem ;
+
+ return &gr_group;
+}
+
+void
+setgrent ()
+{
+ if (group_fp != NULL)
+ fclose (group_fp);
+
+ group_fp = fopen ("/etc/group", "r");
+}
+
+void
+endgrent ()
+{
+ if (group_fp != NULL)
+ fclose (group_fp);
+}
diff --git a/c/src/exec/libcsupport/src/getpwent.c b/c/src/exec/libcsupport/src/getpwent.c
new file mode 100644
index 0000000000..23a35f49bd
--- /dev/null
+++ b/c/src/exec/libcsupport/src/getpwent.c
@@ -0,0 +1,129 @@
+#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 comment[1024];
+static char gecos[1024];
+static char dir[1024];
+static char shell[1024];
+
+struct passwd *
+getpwnam (name)
+ const char *name;
+{
+ FILE *fp;
+ int uid, gid;
+ 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, comment, gecos,
+ dir, shell);
+ pw_passwd.pw_name = logname;
+ pw_passwd.pw_passwd = password;
+ pw_passwd.pw_comment = 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, comment, gecos,
+ dir, shell);
+ pw_passwd.pw_name = logname;
+ pw_passwd.pw_passwd = password;
+ pw_passwd.pw_comment = 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, comment, gecos,
+ dir, shell);
+ pw_passwd.pw_name = logname;
+ pw_passwd.pw_passwd = password;
+ pw_passwd.pw_comment = 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);
+}
diff --git a/c/src/lib/libc/Makefile.in b/c/src/lib/libc/Makefile.in
index bb2ec1a3d4..3b5dc10273 100644
--- a/c/src/lib/libc/Makefile.in
+++ b/c/src/lib/libc/Makefile.in
@@ -44,7 +44,10 @@ DIRECTORY_SCAN_PIECES=\
opendir closedir readdir rewinddir scandir seekdir telldir getcwd
MALLOC_PIECES=\
- malloc __brk __sbrk \
+ malloc __brk __sbrk
+
+PASSWORD_GROUP_PIECES=\
+ getpwent getgwent
LIBC_GLUE_PIECES=\
__gettod __times \
@@ -78,6 +81,7 @@ C_PIECES=\
$(LIBC_GLUE_PIECES) \
$(BASE_FS_PIECES) \
$(MALLOC_PIECES) \
+ $(PASSWORD_GROUP_PIECES) \
$(TERMIOS_PIECES) \
$(SYSTEM_CALL_PIECES) \
$(DIRECTORY_SCAN_PIECES) \
diff --git a/c/src/lib/libc/getgrent.c b/c/src/lib/libc/getgrent.c
new file mode 100644
index 0000000000..080187d178
--- /dev/null
+++ b/c/src/lib/libc/getgrent.c
@@ -0,0 +1,119 @@
+/*
+ * $Id$
+ */
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <grp.h>
+#include <errno.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <limits.h>
+
+static struct group gr_group; /* password structure */
+static FILE *group_fp;
+
+static char groupname[8];
+static char password[1024];
+static char groups[1024];
+static char *gr_mem[16] = { } ;
+
+struct group *
+getgrnam (name)
+ const char *name;
+{
+ FILE *fp;
+ char buf[1024];
+
+ if ((fp = fopen ("/etc/group", "r")) == NULL)
+ {
+ return NULL;
+ }
+
+ while (fgets (buf, sizeof (buf), fp))
+ {
+ sscanf (buf, "%[^:]:%[^:]:%d:%s\n",
+ groupname, password, &gr_group.gr_gid,
+ groups);
+ gr_group.gr_name = groupname;
+ gr_group.gr_passwd = password;
+ gr_group.gr_mem = gr_mem ;
+
+ if (!strcmp (groupname, name))
+ {
+ fclose (fp);
+ return &gr_group;
+ }
+ }
+ fclose (fp);
+ return NULL;
+}
+
+struct group *
+getgrgid (gid_t gid)
+{
+ FILE *fp;
+ char buf[1024];
+
+ if ((fp = fopen ("/etc/group", "r")) == NULL)
+ {
+ return NULL;
+ }
+
+ while (fgets (buf, sizeof (buf), fp))
+ {
+ sscanf (buf, "%[^:]:%[^:]:%d:%s\n",
+ groupname, password, &gr_group.gr_gid,
+ groups);
+ gr_group.gr_name = groupname;
+ gr_group.gr_passwd = password;
+ gr_group.gr_mem = gr_mem ;
+
+
+ if (gid == gr_group.gr_gid)
+ {
+ fclose (fp);
+ return &gr_group;
+ }
+ }
+ fclose (fp);
+ return NULL;
+}
+
+struct group *
+getgrent ()
+{
+ char buf[1024];
+
+ if (group_fp == NULL)
+ return NULL;
+
+ if (fgets (buf, sizeof (buf), group_fp) == NULL)
+ return NULL;
+
+ sscanf (buf, "%[^:]:%[^:]:%d:%s\n",
+ groupname, password, &gr_group.gr_gid,
+ groups);
+ gr_group.gr_name = groupname;
+ gr_group.gr_passwd = password;
+ gr_group.gr_mem = gr_mem ;
+
+ return &gr_group;
+}
+
+void
+setgrent ()
+{
+ if (group_fp != NULL)
+ fclose (group_fp);
+
+ group_fp = fopen ("/etc/group", "r");
+}
+
+void
+endgrent ()
+{
+ if (group_fp != NULL)
+ fclose (group_fp);
+}
diff --git a/c/src/lib/libc/getpwent.c b/c/src/lib/libc/getpwent.c
new file mode 100644
index 0000000000..23a35f49bd
--- /dev/null
+++ b/c/src/lib/libc/getpwent.c
@@ -0,0 +1,129 @@
+#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 comment[1024];
+static char gecos[1024];
+static char dir[1024];
+static char shell[1024];
+
+struct passwd *
+getpwnam (name)
+ const char *name;
+{
+ FILE *fp;
+ int uid, gid;
+ 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, comment, gecos,
+ dir, shell);
+ pw_passwd.pw_name = logname;
+ pw_passwd.pw_passwd = password;
+ pw_passwd.pw_comment = 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, comment, gecos,
+ dir, shell);
+ pw_passwd.pw_name = logname;
+ pw_passwd.pw_passwd = password;
+ pw_passwd.pw_comment = 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, comment, gecos,
+ dir, shell);
+ pw_passwd.pw_name = logname;
+ pw_passwd.pw_passwd = password;
+ pw_passwd.pw_comment = 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);
+}