/* AUTOMATICALY GENERATED by org.flib.net.CPickle.java */

#include <netinet/in.h>
#include <string.h>

#include <fcpickle_impl.h>
#include <cpicklehead.h>

void CPickleHead_init(CPickleHead_t *o)
{
    {int i; for(i=0; i<CPickleHead_headMagic_ARRAY_SIZE; i++)
        o->headMagic[i] = 0;}
    o->termZero = 0;
    o->packetSize = 0;
}

/// This value varies only if dynamic length arrays or String type are used.
/// @param o If class does not contain variable length field types (String) or superclass,/// then o can be NULL.
/// @return size of buffer needed to pickle object only data
int CPickleHead_getObjectBufferSize(CPickleHead_t *o)
{
    int size = 0;
    size += 13;
    return size;
}

/// This value varies only if dynamic length arrays or String type are used
/// @return size of buffer needed to pickle object data and service data
int CPickleHead_getPacketBufferSize(CPickleHead_t *o)
{
    int32_t len = 0;
    fcpickle_class_def_t class_def;
    class_def.className = "org.flib.net.CPickleHead";
    len += FCPICKLE_PACKET_HEAD_SIZE;
    len += CPickleClassDef_getObjectBufferSize(&class_def);
    len += CPickleHead_getObjectBufferSize(o);
    return len;
}

int CPickleHead_pickleObject(CPickleHead_t *o, uint8_t *buffer, int buff_len)
{
    int32_t len = 0;

    // pickle field 'headMagic'
    {
        int i;
        fcpickle_array_size_t arraylen;
        arraylen = 8;
        for(i=0; i<arraylen; i++) {
            if(!o) return -1;
            if(len + sizeof(int8_t) > (size_t)buff_len) return -3;
            *(int8_t*)(buffer + len) = (o->headMagic[i]); len += sizeof(int8_t);
        }
    }

    // pickle field 'termZero'
    if(len + sizeof(int8_t) > (size_t)buff_len) return -5;
    *(int8_t*)(buffer + len) = (o->termZero); len += sizeof(int8_t);

    // pickle field 'packetSize'
    if(len + sizeof(int32_t) > (size_t)buff_len) return -5;
    *(int32_t*)(buffer + len) = h2nl(o->packetSize); len += sizeof(int32_t);
    return len;
}

/// align structure to array and set network endianing
/// @param buffer sufficient size of buffer is  xx_getBufferSize()
/// @param buff_len actual size of buffer
/// @return number of filled bytes or negative value if error
int CPickleHead_toNet(CPickleHead_t *o, uint8_t *buffer, int buff_len)
{
    int32_t len = 0, i;
    CPickleHead_t head;
    CPickleClassDef_t class_def;
    // set class definition
    class_def.className = "org.flib.net.CPickleHead";
    // check buffer size
    len = CPickleHead_getPacketBufferSize(o);
    if(len > (size_t)buff_len) return -1;
    // set packet head
    memcpy(&(head.headMagic), "CPICKLE_", 8);
    head.termZero = '\0';
    head.packetSize = len;
    len = 0;
    // pickle all to packet
    i = CPickleHead_pickleObject(&head, buffer+len, buff_len-len);
    if(i < 0) return i;
    len += i;
    i = CPickleClassDef_pickleObject(&class_def, buffer+len, buff_len-len);
    if(i < 0) return i;
    len += i;
    i = CPickleHead_pickleObject(o, buffer+len, buff_len-len);
    if(i < 0) return i;
    len += i;
    return len;
}

/// load object data from buffer and set host endianing
/// @param buffer data to read from
/// NOTE!! char* (String in Java) fields are backuped by buffer (no memory is allocated during loading)
/// @return number of read bytes or negative value if error
int CPickleHead_unpickleObject(CPickleHead_t *o, uint8_t *buffer, int buff_len)
{
    int32_t len = 0;

    // unpickle field 'headMagic'
    {
        fcpickle_array_size_t arraylen;
        int i;
        arraylen = 8;
        for(i=0; i<arraylen; i++) {
            if(!o) return -1;
            if(len + sizeof(int8_t) > (size_t)buff_len) return -3;
            // unpickled fixed size arrays are not backuped by packet buffer (data are copied)
            o->headMagic[i] = (*(int8_t*)(buffer + len)); len += sizeof(int8_t);
        }
    }

    // unpickle field 'termZero'
    if(len + sizeof(int8_t) > (size_t)buff_len) return -4;
    o->termZero = (*(int8_t*)(buffer + len)); len += sizeof(int8_t);

    // unpickle field 'packetSize'
    if(len + sizeof(int32_t) > (size_t)buff_len) return -4;
    o->packetSize = n2hl(*(int32_t*)(buffer + len)); len += sizeof(int32_t);
    return len;
}
/// load object and service data from buffer and set host endianing
/// @param buffer data to read from
/// NOTE!! char* (String in Java) fields are backuped by buffer (no memory is allocated during loading)
/// @return number of read bytes or negative value if error
int CPickleHead_fromNet(CPickleHead_t *o, uint8_t *buffer, int buff_len)
{
    int32_t len = 0, i;
    CPickleHead_t head;
    CPickleClassDef_t class_def;
    i = CPickleHead_unpickleObject(&head, buffer+len, buff_len-len);
    if(i < 0) return i;
    len += i;
    i = CPickleClassDef_unpickleObject(&class_def, buffer+len, buff_len-len);
    if(i < 0) return i;
    len += i;
    i = CPickleHead_unpickleObject(o, buffer+len, buff_len-len);
    if(i < 0) return i;
    len += i;
    return len;
}