本文整理汇总了C#中zlib.ZStream.flush_pending方法的典型用法代码示例。如果您正苦于以下问题：C# ZStream.flush_pending方法的具体用法？C# ZStream.flush_pending怎么用？C# ZStream.flush_pending使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类zlib.ZStream的用法示例。
在下文中一共展示了ZStream.flush_pending方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: deflate
internal int deflate(ZStream strm, int flush)
{
int old_flush;
if (flush > Z_FINISH || flush < 0)
{
return Z_STREAM_ERROR;
}
if (strm.next_out == null || (strm.next_in == null && strm.avail_in != 0) || (status == FINISH_STATE && flush != Z_FINISH))
{
strm.msg = z_errmsg[Z_NEED_DICT - (Z_STREAM_ERROR)];
return Z_STREAM_ERROR;
}
if (strm.avail_out == 0)
{
strm.msg = z_errmsg[Z_NEED_DICT - (Z_BUF_ERROR)];
return Z_BUF_ERROR;
}
this.strm = strm; // just in case
old_flush = last_flush;
last_flush = flush;
// Write the zlib header
if (status == INIT_STATE)
{
int header = (Z_DEFLATED + ((w_bits - 8) << 4)) << 8;
int level_flags = ((level - 1) & 0xff) >> 1;
if (level_flags > 3)
level_flags = 3;
header |= (level_flags << 6);
if (strstart != 0)
header |= PRESET_DICT;
header += 31 - (header % 31);
status = BUSY_STATE;
putShortMSB(header);
// Save the adler32 of the preset dictionary:
if (strstart != 0)
{
putShortMSB((int) (SupportClass.URShift(strm.adler, 16)));
putShortMSB((int) (strm.adler & 0xffff));
}
strm.adler = strm._adler.adler32(0, null, 0, 0);
}
// Flush as much pending output as possible
if (pending != 0)
{
strm.flush_pending();
if (strm.avail_out == 0)
{
//System.out.println(" avail_out==0");
// Since avail_out is 0, deflate will be called again with
// more output space, but possibly with both pending and
// avail_in equal to zero. There won't be anything to do,
// but this is not an error situation so make sure we
// return OK instead of BUF_ERROR at next call of deflate:
last_flush = - 1;
return Z_OK;
}
// Make sure there is something to do and avoid duplicate consecutive
// flushes. For repeated and useless calls with Z_FINISH, we keep
// returning Z_STREAM_END instead of Z_BUFF_ERROR.
}
else if (strm.avail_in == 0 && flush <= old_flush && flush != Z_FINISH)
{
strm.msg = z_errmsg[Z_NEED_DICT - (Z_BUF_ERROR)];
return Z_BUF_ERROR;
}
// User must not provide more input after the first FINISH:
if (status == FINISH_STATE && strm.avail_in != 0)
{
strm.msg = z_errmsg[Z_NEED_DICT - (Z_BUF_ERROR)];
return Z_BUF_ERROR;
}
// Start a new block or continue the current one.
if (strm.avail_in != 0 || lookahead != 0 || (flush != Z_NO_FLUSH && status != FINISH_STATE))
{
int bstate = - 1;
switch (config_table[level].func)
{
case STORED:
bstate = deflate_stored(flush);
break;
case FAST:
bstate = deflate_fast(flush);
break;
case SLOW:
bstate = deflate_slow(flush);
//.........这里部分代码省略.........
示例2: deflate
internal int deflate(ZStream strm, int flush)
{
if ((flush > 4) || (flush < 0))
{
return -2;
}
if (((strm.next_out == null) || ((strm.next_in == null) && (strm.avail_in != 0))) || ((this.status == 0x29a) && (flush != 4)))
{
strm.msg = Deflate.z_errmsg[4];
return -2;
}
if (strm.avail_out == 0)
{
strm.msg = Deflate.z_errmsg[7];
return -5;
}
this.strm = strm;
int num1 = this.last_flush;
this.last_flush = flush;
if (this.status == 0x2a)
{
int num2 = (8 + ((this.w_bits - 8) << 4)) << 8;
int num3 = ((this.level - 1) & 0xff) >> 1;
if (num3 > 3)
{
num3 = 3;
}
num2 |= num3 << 6;
if (this.strstart != 0)
{
num2 |= 0x20;
}
num2 += 0x1f - (num2 % 0x1f);
this.status = 0x71;
this.putShortMSB(num2);
if (this.strstart != 0)
{
this.putShortMSB((int) SupportClass.URShift(strm.adler, 0x10));
this.putShortMSB(((int) strm.adler) & 0xffff);
}
strm.adler = strm._adler.adler32((long) 0, null, 0, 0);
}
if (this.pending != 0)
{
strm.flush_pending();
if (strm.avail_out == 0)
{
this.last_flush = -1;
return 0;
}
}
else if (((strm.avail_in == 0) && (flush <= num1)) && (flush != 4))
{
strm.msg = Deflate.z_errmsg[7];
return -5;
}
if ((this.status == 0x29a) && (strm.avail_in != 0))
{
strm.msg = Deflate.z_errmsg[7];
return -5;
}
if (((strm.avail_in != 0) || (this.lookahead != 0)) || ((flush != 0) && (this.status != 0x29a)))
{
int num4 = -1;
switch (Deflate.config_table[this.level].func)
{
case 0:
num4 = this.deflate_stored(flush);
break;
case 1:
num4 = this.deflate_fast(flush);
break;
case 2:
num4 = this.deflate_slow(flush);
break;
}
switch (num4)
{
case 2:
case 3:
this.status = 0x29a;
break;
}
switch (num4)
{
case 0:
case 2:
if (strm.avail_out == 0)
{
this.last_flush = -1;
}
return 0;
default:
if (num4 == 1)
{
if (flush == 1)
{
//.........这里部分代码省略.........