static int unpack_parse_unit(DiracParseUnit *pu, DiracParseContext *pc,

                             int offset)

{

    uint8_t *start = pc->buffer + offset;

    uint8_t *end   = pc->buffer + pc->index;

    if (start < pc->buffer || (start + 13 > end))

        return 0;

    pu->pu_type = start[4];



    pu->next_pu_offset = AV_RB32(start + 5);

    pu->prev_pu_offset = AV_RB32(start + 9);



    if (pu->pu_type == 0x10 && pu->next_pu_offset == 0)

        pu->next_pu_offset = 13;



    return 1;

}

static int unpack_parse_unit(DiracParseUnit *pu, DiracParseContext *pc,

                             int offset)

{

    uint8_t *start = pc->buffer + offset;

    uint8_t *end   = pc->buffer + pc->index;

    if (start < pc->buffer || (start + 13 > end))

        return 0;

    pu->pu_type = start[4];



    pu->next_pu_offset = AV_RB32(start + 5);

    pu->prev_pu_offset = AV_RB32(start + 9);



    if (pu->pu_type == 0x10 && pu->next_pu_offset == 0)

        pu->next_pu_offset = 13;



    return 1;

}

    uint8_t *start = pc->buffer + offset;     uint8_t *end   = pc->buffer + pc->index;     if (start < pc->buffer || (start + 13 > end))
static int FUNC_0(DiracParseUnit *VAR_0, DiracParseContext *VAR_1,

                             int VAR_2)

{

    uint8_t *start = VAR_1->buffer + VAR_2;

    uint8_t *end   = VAR_1->buffer + VAR_1->index;

    if (start < VAR_1->buffer || (start + 13 > end))

        return 0;

    VAR_0->pu_type = start[4];



    VAR_0->next_pu_offset = AV_RB32(start + 5);

    VAR_0->prev_pu_offset = AV_RB32(start + 9);



    if (VAR_0->pu_type == 0x10 && VAR_0->next_pu_offset == 0)

        VAR_0->next_pu_offset = 13;



    return 1;

}

static int FUNC_0(DiracParseUnit *VAR_0, DiracParseContext *VAR_1,
int VAR_2)
{ uint8_t *start = VAR_1->buffer + VAR_2; uint8_t *end   = VAR_1->buffer + VAR_1->index; if (start < VAR_1->buffer || (start + 13 > end))
return 0; VAR_0->pu_type = start[4]; VAR_0->next_pu_offset = AV_RB32(start + 5); VAR_0->prev_pu_offset = AV_RB32(start + 9); if (VAR_0->pu_type == 0x10 && VAR_0->next_pu_offset == 0)
VAR_0->next_pu_offset = 13; return 1; }