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*** 0 ****
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+ /*
+ XDS - OSSP Extensible Data Serialization Library
+ Copyright (c) 2001 The OSSP Project (http://www.ossp.org/)
+ Copyright (c) 2001 Cable & Wireless Deutschland (http://www.cw.com/de/)
+
+ This file is part of OSSP XDS, an extensible data serialization
+ library which can be found at http://www.ossp.com/pkg/xds/.
+
+ Permission to use, copy, modify, and distribute this software for
+ any purpose with or without fee is hereby granted, provided that
+ the above copyright notice and this permission notice appear in all
+ copies.
+
+ THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
+ WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ SUCH DAMAGE.
+ */
+
+ #include <assert.h>
+ #include "internal.h"
+
+ int xdr_encode_int32(xds_t* xds, void* engine_context, void* buffer, size_t buffer_size, va_list* args)
+ {
+ /* Consistency checks. */
+
+ assert(xds != NULL);
+ assert(buffer != NULL);
+ assert(buffer_size != 0);
+ assert(args != NULL);
+ if (xds == NULL || buffer == NULL || buffer_size == 0 || args == NULL)
+ return XDS_ERR_INVALID_ARG;
+
+ /* Get value and format it into the buffer. */
+
+ if (buffer_size >= 4)
+ {
+ u_int32_t tmp;
+ int32_t value = va_arg(*args, u_int32_t);
+ if (value < 0)
+ {
+ value = 0 - value;
+ tmp = 0 - (u_int32_t)value;
+ }
+ else
+ tmp = (u_int32_t)value;
+ ((u_int8_t*)buffer)[0] = (tmp >> 24) & 0x000000ff;
+ ((u_int8_t*)buffer)[1] = (tmp >> 16) & 0x000000ff;
+ ((u_int8_t*)buffer)[2] = (tmp >> 8) & 0x000000ff;
+ ((u_int8_t*)buffer)[3] = (tmp >> 0) & 0x000000ff;
+ }
+
+ /* Done. */
+
+ return 4;
+ }
+
+ int xdr_encode_uint32(xds_t* xds, void* engine_context, void* buffer, size_t buffer_size, va_list* args)
+ {
+ /* Consistency checks. */
+
+ assert(xds != NULL);
+ assert(buffer != NULL);
+ assert(buffer_size != 0);
+ assert(args != NULL);
+ if (xds == NULL || buffer == NULL || buffer_size == 0 || args == NULL)
+ return XDS_ERR_INVALID_ARG;
+
+ /* Get value and format it into the buffer. */
+
+ if (buffer_size >= 4)
+ {
+ u_int32_t value = va_arg(*args, u_int32_t);
+ ((u_int8_t*)buffer)[0] = (value >> 24) & 0x000000ff;
+ ((u_int8_t*)buffer)[1] = (value >> 16) & 0x000000ff;
+ ((u_int8_t*)buffer)[2] = (value >> 8) & 0x000000ff;
+ ((u_int8_t*)buffer)[3] = (value >> 0) & 0x000000ff;
+ }
+
+ /* Done. */
+
+ return 4;
+ }
|
