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authorStephen Gallagher <sgallagh@redhat.com>2009-09-10 15:56:52 -0400
committerSimo Sorce <ssorce@redhat.com>2009-09-10 17:28:35 -0400
commit0ec9546099dc0fc9685188cbe12175f7bfd9a47c (patch)
tree5fdee74d1e1eb0601d2163933edf20d65db37ece
parent514dcddae17141f286f70228ebce885256373be8 (diff)
downloadsssd-0ec9546099dc0fc9685188cbe12175f7bfd9a47c.tar.gz
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Add strtoint32 and strtouint32 convenience functions
-rw-r--r--server/Makefile.am2
-rw-r--r--server/configure.ac1
-rw-r--r--server/external/sizes.m444
-rw-r--r--server/util/strtonum.c65
-rw-r--r--server/util/strtonum.h32
5 files changed, 144 insertions, 0 deletions
diff --git a/server/Makefile.am b/server/Makefile.am
index 27ac01db..18fb6993 100644
--- a/server/Makefile.am
+++ b/server/Makefile.am
@@ -160,6 +160,7 @@ SSSD_UTIL_OBJ = \
util/signal.c \
util/usertools.c \
util/backup_file.c \
+ util/strtonum.c \
$(SSSD_DEBUG_OBJ)
SSSD_RESPONDER_OBJ = \
@@ -203,6 +204,7 @@ dist_noinst_HEADERS = \
util/dlinklist.h \
util/sssd-i18n.h \
util/util.h \
+ util/strtonum.h \
config.h \
monitor/monitor.h \
monitor/monitor_interfaces.h \
diff --git a/server/configure.ac b/server/configure.ac
index 8e7ea0bf..3320507a 100644
--- a/server/configure.ac
+++ b/server/configure.ac
@@ -61,6 +61,7 @@ m4_include([external/libpcre.m4])
m4_include([external/krb5.m4])
m4_include([external/libcares.m4])
m4_include([external/docbook.m4])
+m4_include([external/sizes.m4])
m4_include([util/signal.m4])
PKG_CHECK_MODULES([DBUS],[dbus-1])
diff --git a/server/external/sizes.m4 b/server/external/sizes.m4
new file mode 100644
index 00000000..53df61de
--- /dev/null
+++ b/server/external/sizes.m4
@@ -0,0 +1,44 @@
+# Solaris needs HAVE_LONG_LONG defined
+AC_CHECK_TYPES(long long)
+
+AC_CHECK_SIZEOF(int)
+AC_CHECK_SIZEOF(char)
+AC_CHECK_SIZEOF(short)
+AC_CHECK_SIZEOF(long)
+AC_CHECK_SIZEOF(long long)
+
+if test $ac_cv_sizeof_long_long -lt 8 ; then
+AC_MSG_ERROR([SSSD requires long long of 64-bits])
+fi
+
+AC_CHECK_TYPE(uint_t, unsigned int)
+AC_CHECK_TYPE(int8_t, char)
+AC_CHECK_TYPE(uint8_t, unsigned char)
+AC_CHECK_TYPE(int16_t, short)
+AC_CHECK_TYPE(uint16_t, unsigned short)
+
+if test $ac_cv_sizeof_int -eq 4 ; then
+AC_CHECK_TYPE(int32_t, int)
+AC_CHECK_TYPE(uint32_t, unsigned int)
+elif test $ac_cv_size_long -eq 4 ; then
+AC_CHECK_TYPE(int32_t, long)
+AC_CHECK_TYPE(uint32_t, unsigned long)
+else
+AC_MSG_ERROR([LIBREPLACE no 32-bit type found])
+fi
+
+AC_CHECK_TYPE(int64_t, long long)
+AC_CHECK_TYPE(uint64_t, unsigned long long)
+
+AC_CHECK_TYPE(size_t, unsigned int)
+AC_CHECK_TYPE(ssize_t, int)
+
+AC_CHECK_SIZEOF(off_t)
+AC_CHECK_SIZEOF(size_t)
+AC_CHECK_SIZEOF(ssize_t)
+
+AC_CHECK_TYPE(intptr_t, long long)
+AC_CHECK_TYPE(uintptr_t, unsigned long long)
+AC_CHECK_TYPE(ptrdiff_t, unsigned long long)
+
+
diff --git a/server/util/strtonum.c b/server/util/strtonum.c
new file mode 100644
index 00000000..744e0f71
--- /dev/null
+++ b/server/util/strtonum.c
@@ -0,0 +1,65 @@
+/*
+ SSSD
+
+ SSSD Utility functions
+
+ Copyright (C) Stephen Gallagher <sgallagh@redhat.com> 2009
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <ctype.h>
+#include <stdlib.h>
+#include <errno.h>
+#include "config.h"
+#include "util/util.h"
+#include "util/strtonum.h"
+
+/* strtoint32 */
+int32_t strtoint32(const char *nptr, char **endptr, int base)
+{
+ long long ret = 0;
+
+ errno = 0;
+ ret = strtoll(nptr, endptr, base);
+
+ if (ret > INT32_MAX) {
+ errno = ERANGE;
+ return INT32_MAX;
+ }
+ else if (ret < INT32_MIN) {
+ errno = ERANGE;
+ return INT32_MIN;
+ }
+
+ /* If errno was set by strtoll, we'll pass it back as-is */
+ return (int32_t)ret;
+}
+
+
+/* strtouint32 */
+uint32_t strtouint32(const char *nptr, char **endptr, int base)
+{
+ long long ret = 0;
+ errno = 0;
+ ret = strtoull(nptr, endptr, base);
+
+ if (ret > UINT32_MAX) {
+ errno = ERANGE;
+ return UINT32_MAX;
+ }
+
+ /* If errno was set by strtoll, we'll pass it back as-is */
+ return (uint32_t)ret;
+}
diff --git a/server/util/strtonum.h b/server/util/strtonum.h
new file mode 100644
index 00000000..45095962
--- /dev/null
+++ b/server/util/strtonum.h
@@ -0,0 +1,32 @@
+/*
+ SSSD
+
+ SSSD Utility functions
+
+ Copyright (C) Stephen Gallagher 2009
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _STRTONUM_H_
+#define _STRTONUM_H_
+
+#include <ctype.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+int32_t strtoint32(const char *nptr, char **endptr, int base);
+uint32_t strtouint32(const char *nptr, char **endptr, int base);
+
+#endif /* _STRTONUM_H_ */