/*
- Serialisation Support Functions
- John Walker
-
-
- Version $Id$
+ Serialisation Support Functions
+ John Walker
*/
/*
- Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
+ Bacula® - The Network Backup Solution
+
+ Copyright (C) 2000-2011 Free Software Foundation Europe e.V.
- 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 2 of
- the License, or (at your option) any later version.
+ The main author of Bacula is Kern Sibbald, with contributions from
+ many others, a complete list can be found in the file AUTHORS.
+ This program is Free Software; you can redistribute it and/or
+ modify it under the terms of version three of the GNU Affero General Public
+ License as published by the Free Software Foundation and included
+ in the file LICENSE.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
+ 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, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
+ You should have received a copy of the GNU Affero General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
- */
+ Bacula® is a registered trademark of Kern Sibbald.
+ The licensor of Bacula is the Free Software Foundation Europe
+ (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
+ Switzerland, email:ftf@fsfeurope.org.
+*/
#include "bacula.h"
/*
- NOTE: The following functions should work on any
- vaguely contemporary platform. Production
- builds should use optimised macros (void
- on platforms with network byte order and IEEE
- floating point format as native.
+ NOTE: The following functions should work on any
+ vaguely contemporary platform. Production
+ builds should use optimised macros (void
+ on platforms with network byte order and IEEE
+ floating point format as native.
*/
void serial_int64(uint8_t * * const ptr, const int64_t v)
{
- if (htonl(1) == 1L) {
- memcpy(*ptr, &v, sizeof(int64_t));
+ if (bigendian()) {
+ memcpy(*ptr, &v, sizeof(int64_t));
} else {
- int i;
- uint8_t rv[sizeof(int64_t)];
- uint8_t *pv = (uint8_t *) &v;
-
- for (i = 0; i < 8; i++) {
- rv[i] = pv[7 - i];
- }
- memcpy(*ptr, &rv, sizeof(int64_t));
+ int i;
+ uint8_t rv[sizeof(int64_t)];
+ uint8_t *pv = (uint8_t *) &v;
+
+ for (i = 0; i < 8; i++) {
+ rv[i] = pv[7 - i];
+ }
+ memcpy(*ptr, &rv, sizeof(int64_t));
}
*ptr += sizeof(int64_t);
}
void serial_uint64(uint8_t * * const ptr, const uint64_t v)
{
- if (htonl(1) == 1L) {
- memcpy(*ptr, &v, sizeof(uint64_t));
+ if (bigendian()) {
+ memcpy(*ptr, &v, sizeof(uint64_t));
} else {
- int i;
- uint8_t rv[sizeof(uint64_t)];
- uint8_t *pv = (uint8_t *) &v;
-
- for (i = 0; i < 8; i++) {
- rv[i] = pv[7 - i];
- }
- memcpy(*ptr, &rv, sizeof(uint64_t));
+ int i;
+ uint8_t rv[sizeof(uint64_t)];
+ uint8_t *pv = (uint8_t *) &v;
+
+ for (i = 0; i < 8; i++) {
+ rv[i] = pv[7 - i];
+ }
+ memcpy(*ptr, &rv, sizeof(uint64_t));
}
*ptr += sizeof(uint64_t);
}
void serial_btime(uint8_t * * const ptr, const btime_t v)
{
- if (htonl(1) == 1L) {
- memcpy(*ptr, &v, sizeof(btime_t));
+ if (bigendian()) {
+ memcpy(*ptr, &v, sizeof(btime_t));
} else {
- int i;
- uint8_t rv[sizeof(btime_t)];
- uint8_t *pv = (uint8_t *) &v;
-
- for (i = 0; i < 8; i++) {
- rv[i] = pv[7 - i];
- }
- memcpy(*ptr, &rv, sizeof(btime_t));
+ int i;
+ uint8_t rv[sizeof(btime_t)];
+ uint8_t *pv = (uint8_t *) &v;
+
+ for (i = 0; i < 8; i++) {
+ rv[i] = pv[7 - i];
+ }
+ memcpy(*ptr, &rv, sizeof(btime_t));
}
*ptr += sizeof(btime_t);
}
-/* serial_float64 -- Serialise a 64 bit IEEE floating point number.
- This code assumes that the host floating point
- format is IEEE and that floating point quantities
- are stored in IEEE format either LSB first or MSB
- first. More creative host formats will require
- additional transformations here. */
+/* serial_float64 -- Serialise a 64 bit IEEE floating point number.
+ This code assumes that the host floating point
+ format is IEEE and that floating point quantities
+ are stored in IEEE format either LSB first or MSB
+ first. More creative host formats will require
+ additional transformations here. */
void serial_float64(uint8_t * * const ptr, const float64_t v)
{
- if (htonl(1) == 1L) {
- memcpy(*ptr, &v, sizeof(float64_t));
+ if (bigendian()) {
+ memcpy(*ptr, &v, sizeof(float64_t));
} else {
- int i;
- uint8_t rv[sizeof(float64_t)];
- uint8_t *pv = (uint8_t *) &v;
-
- for (i = 0; i < 8; i++) {
- rv[i] = pv[7 - i];
- }
- memcpy(*ptr, &rv, sizeof(float64_t));
+ int i;
+ uint8_t rv[sizeof(float64_t)];
+ uint8_t *pv = (uint8_t *) &v;
+
+ for (i = 0; i < 8; i++) {
+ rv[i] = pv[7 - i];
+ }
+ memcpy(*ptr, &rv, sizeof(float64_t));
}
*ptr += sizeof(float64_t);
}
-int serial_string(uint8_t * const ptr, char * const str)
+void serial_string(uint8_t * * const ptr, const char * const str)
{
- int len = strlen((const char *) str) + 1;
- memcpy(ptr, str, len);
- return len;
+ int i;
+ char *dest = (char *)*ptr;
+ char *src = (char *)str;
+ for (i=0; src[i] != 0; i++) {
+ dest[i] = src[i];
+ }
+ dest[i++] = 0; /* terminate output string */
+ *ptr += i; /* update pointer */
+// Dmsg2(000, "ser src=%s dest=%s\n", src, dest);
}
-/* unserial_int16 -- Unserialise a signed 16 bit integer. */
+/* unserial_int16 -- Unserialise a signed 16 bit integer. */
int16_t unserial_int16(uint8_t * * const ptr)
{
return ntohs(vo);
}
-/* unserial_int32 -- Unserialise a signed 32 bit integer. */
+/* unserial_int32 -- Unserialise a signed 32 bit integer. */
int32_t unserial_int32(uint8_t * * const ptr)
{
{
uint64_t v;
- if (htonl(1) == 1L) {
- memcpy(&v, *ptr, sizeof(uint64_t));
+ if (bigendian()) {
+ memcpy(&v, *ptr, sizeof(uint64_t));
} else {
- int i;
- uint8_t rv[sizeof(uint64_t)];
- uint8_t *pv = (uint8_t *) &v;
-
- memcpy(&v, *ptr, sizeof(uint64_t));
- for (i = 0; i < 8; i++) {
- rv[i] = pv[7 - i];
- }
- memcpy(&v, &rv, sizeof(uint64_t));
+ int i;
+ uint8_t rv[sizeof(uint64_t)];
+ uint8_t *pv = (uint8_t *) &v;
+
+ memcpy(&v, *ptr, sizeof(uint64_t));
+ for (i = 0; i < 8; i++) {
+ rv[i] = pv[7 - i];
+ }
+ memcpy(&v, &rv, sizeof(uint64_t));
}
*ptr += sizeof(uint64_t);
return v;
}
-/* unserial_btime -- Unserialise a btime_t 64 bit integer. */
+/* unserial_btime -- Unserialise a btime_t 64 bit integer. */
btime_t unserial_btime(uint8_t * * const ptr)
{
btime_t v;
- if (htonl(1) == 1L) {
- memcpy(&v, *ptr, sizeof(btime_t));
+ if (bigendian()) {
+ memcpy(&v, *ptr, sizeof(btime_t));
} else {
- int i;
- uint8_t rv[sizeof(btime_t)];
- uint8_t *pv = (uint8_t *) &v;
-
- memcpy(&v, *ptr, sizeof(btime_t));
- for (i = 0; i < 8; i++) {
- rv[i] = pv[7 - i];
- }
- memcpy(&v, &rv, sizeof(btime_t));
+ int i;
+ uint8_t rv[sizeof(btime_t)];
+ uint8_t *pv = (uint8_t *) &v;
+
+ memcpy(&v, *ptr, sizeof(btime_t));
+ for (i = 0; i < 8; i++) {
+ rv[i] = pv[7 - i];
+ }
+ memcpy(&v, &rv, sizeof(btime_t));
}
*ptr += sizeof(btime_t);
return v;
/* unserial_float64 -- Unserialise a 64 bit IEEE floating point number.
- This code assumes that the host floating point
- format is IEEE and that floating point quantities
- are stored in IEEE format either LSB first or MSB
- first. More creative host formats will require
- additional transformations here. */
+ This code assumes that the host floating point
+ format is IEEE and that floating point quantities
+ are stored in IEEE format either LSB first or MSB
+ first. More creative host formats will require
+ additional transformations here. */
float64_t unserial_float64(uint8_t * * const ptr)
{
float64_t v;
- if (htonl(1) == 1L) {
- memcpy(&v, *ptr, sizeof(float64_t));
+ if (bigendian()) {
+ memcpy(&v, *ptr, sizeof(float64_t));
} else {
- int i;
- uint8_t rv[sizeof(float64_t)];
- uint8_t *pv = (uint8_t *) &v;
-
- memcpy(&v, *ptr, sizeof(float64_t));
- for (i = 0; i < 8; i++) {
- rv[i] = pv[7 - i];
- }
- memcpy(&v, &rv, sizeof(float64_t));
+ int i;
+ uint8_t rv[sizeof(float64_t)];
+ uint8_t *pv = (uint8_t *) &v;
+
+ memcpy(&v, *ptr, sizeof(float64_t));
+ for (i = 0; i < 8; i++) {
+ rv[i] = pv[7 - i];
+ }
+ memcpy(&v, &rv, sizeof(float64_t));
}
*ptr += sizeof(float64_t);
return v;
}
-int unserial_string(uint8_t * const ptr, char * const str)
+void unserial_string(uint8_t * * const ptr, char * const str, int max)
{
- int len = strlen((char *)ptr) + 1;
- memcpy(str, ptr, len);
- return len;
+ int i;
+ char *src = (char*)(*ptr);
+ char *dest = str;
+ for (i=0; i<max && src[i] != 0; i++) {
+ dest[i] = src[i];
+ }
+ dest[i++] = 0; /* terminate output string */
+ *ptr += i; /* update pointer */
+// Dmsg2(000, "unser src=%s dest=%s\n", src, dest);
}