flashzlib sample

example.c

#include "AS3.h"
#include <stdio.h>
#include "zlib.h"

#ifdef STDC
#  include <string.h>
#  include <stdlib.h>
#endif

#define CHECK_ERR(err, msg) { \
    if (err != Z_OK) { \
        fprintf(stderr, "%s error: %d\n", msg, err); \
        exit(1); \
    } \
}

static AS3_Val returnString(void* self, AS3_Val args)
{
    int err = 0;
    int len;
    // int runner = 0;
    AS3_Val compr_as3 = AS3_Undefined();

    AS3_ArrayValue(args, "AS3ValType, IntType", &compr_as3, &len);
    Byte *compr;
    compr  = (Byte*)calloc((uInt)len, 1);
    AS3_ByteArray_seek(compr_as3, 0, SEEK_SET);

    // for(runner=0; runner < len; runner++) {
    //    *(compr + runner) = AS3_IntValue(AS3_Get(compr_as3, AS3_Int(runner))) & 0xFF;
    // }

    AS3_ByteArray_readBytes(compr, compr_as3, len);

    Byte *uncompr;
    uLong uncomprLen = 40000*sizeof(Byte); /* don't overflow on MSDOS */
    uncompr  = (Byte*)calloc((uInt)uncomprLen, 1);

    z_stream d_stream; /* decompression stream */

    // strcpy((char*)uncompr, "garbage");

    d_stream.zalloc = (alloc_func)0;
    d_stream.zfree = (free_func)0;
    d_stream.opaque = (voidpf)0;

    d_stream.next_in  = compr;
    d_stream.avail_in = (uInt)len;

    err = inflateInit(&d_stream);
    // FAILs HERE
    return AS3_Int(err);

    for (;;) {
        d_stream.next_out = uncompr;            /* discard the output */
        d_stream.avail_out = (uInt)uncomprLen;
        err = inflate(&d_stream, Z_NO_FLUSH);
        if (err == Z_STREAM_END) break;
        //CHECK_ERR(err, "large inflate");
    }

    err = inflateEnd(&d_stream);
    //CHECK_ERR(err, "inflateEnd");

    // err = uncompress(uncompr, &uncomprLen, compr, len);

    return AS3_Int(uncomprLen);
    // CHECK_ERR(err, "uncompress");

    // AS3_ByteArray_writeBytes(dst, uncompr, uncomprLen);

  char* text = "Hello World";
  return AS3_String(text);
}

int main()
{
  AS3_Val cMethod  = AS3_Function( NULL, returnString );
  AS3_Val result = AS3_Object( "returnString : AS3ValType" , cMethod);
  AS3_Release( cMethod );
  AS3_LibInit( result );
  return 0;
}