mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2025-02-07 13:27:13 +01:00
4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
121 lines
2.6 KiB
C
121 lines
2.6 KiB
C
/*
|
|
* << Haru Free PDF Library >> -- hpdf_binary.c
|
|
*
|
|
* URL: http://libharu.org
|
|
*
|
|
* Copyright (c) 1999-2006 Takeshi Kanno <takeshi_kanno@est.hi-ho.ne.jp>
|
|
* Copyright (c) 2007-2009 Antony Dovgal <tony@daylessday.org>
|
|
*
|
|
* Permission to use, copy, modify, distribute and sell this software
|
|
* and its documentation for any purpose is hereby granted without fee,
|
|
* provided that the above copyright notice appear in all copies and
|
|
* that both that copyright notice and this permission notice appear
|
|
* in supporting documentation.
|
|
* It is provided "as is" without express or implied warranty.
|
|
*
|
|
*/
|
|
|
|
#include "hpdf_conf.h"
|
|
#include "hpdf_utils.h"
|
|
#include "hpdf_objects.h"
|
|
|
|
|
|
HPDF_Binary
|
|
HPDF_Binary_New (HPDF_MMgr mmgr,
|
|
HPDF_BYTE *value,
|
|
HPDF_UINT len)
|
|
{
|
|
HPDF_Binary obj;
|
|
|
|
obj = HPDF_GetMem (mmgr, sizeof(HPDF_Binary_Rec));
|
|
|
|
if (obj) {
|
|
HPDF_MemSet(&obj->header, 0, sizeof(HPDF_Obj_Header));
|
|
obj->header.obj_class = HPDF_OCLASS_BINARY;
|
|
|
|
obj->mmgr = mmgr;
|
|
obj->error = mmgr->error;
|
|
obj->value = NULL;
|
|
obj->len = 0;
|
|
if (HPDF_Binary_SetValue (obj, value, len) != HPDF_OK) {
|
|
HPDF_FreeMem (mmgr, obj);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
return obj;
|
|
}
|
|
|
|
HPDF_STATUS
|
|
HPDF_Binary_Write (HPDF_Binary obj,
|
|
HPDF_Stream stream,
|
|
HPDF_Encrypt e)
|
|
{
|
|
HPDF_STATUS ret;
|
|
|
|
if (obj->len == 0)
|
|
return HPDF_Stream_WriteStr (stream, "<>");
|
|
|
|
if ((ret = HPDF_Stream_WriteChar (stream, '<')) != HPDF_OK)
|
|
return ret;
|
|
|
|
if (e)
|
|
HPDF_Encrypt_Reset (e);
|
|
|
|
if ((ret = HPDF_Stream_WriteBinary (stream, obj->value, obj->len, e)) !=
|
|
HPDF_OK)
|
|
return ret;
|
|
|
|
return HPDF_Stream_WriteChar (stream, '>');
|
|
}
|
|
|
|
|
|
HPDF_STATUS
|
|
HPDF_Binary_SetValue (HPDF_Binary obj,
|
|
HPDF_BYTE *value,
|
|
HPDF_UINT len)
|
|
{
|
|
if (len > HPDF_LIMIT_MAX_STRING_LEN)
|
|
return HPDF_SetError (obj->error, HPDF_BINARY_LENGTH_ERR, 0);
|
|
|
|
if (obj->value) {
|
|
HPDF_FreeMem (obj->mmgr, obj->value);
|
|
obj->len = 0;
|
|
}
|
|
|
|
obj->value = HPDF_GetMem (obj->mmgr, len);
|
|
if (!obj->value)
|
|
return HPDF_Error_GetCode (obj->error);
|
|
|
|
HPDF_MemCpy (obj->value, value, len);
|
|
obj->len = len;
|
|
|
|
return HPDF_OK;
|
|
}
|
|
|
|
|
|
void
|
|
HPDF_Binary_Free (HPDF_Binary obj)
|
|
{
|
|
if (!obj)
|
|
return;
|
|
|
|
if (obj->value)
|
|
HPDF_FreeMem (obj->mmgr, obj->value);
|
|
|
|
HPDF_FreeMem (obj->mmgr, obj);
|
|
}
|
|
|
|
HPDF_UINT
|
|
HPDF_Binary_GetLen (HPDF_Binary obj)
|
|
{
|
|
return obj->len;
|
|
}
|
|
|
|
HPDF_BYTE*
|
|
HPDF_Binary_GetValue (HPDF_Binary obj)
|
|
{
|
|
return obj->value;
|
|
}
|
|
|