Modified unpack functions to class member functions.

This commit is contained in:
Takatoshi Kondo 2013-08-27 11:24:48 +09:00
parent ec5c1194fc
commit 11afd4820f

View File

@ -47,12 +47,17 @@ namespace msgpack {
namespace detail {
struct unpack_user {
zone* z;
bool referenced;
class unpack_user {
public:
zone* z() const { return z_; }
void set_z(zone* z) { z_ = z; }
bool referenced() const { return referenced_; }
void set_referenced(bool referenced) { referenced_ = referenced; }
private:
zone* z_;
bool referenced_;
};
static inline object template_callback_root(unpack_user* u)
{ object o = {}; return o; }
@ -103,7 +108,7 @@ static inline int template_callback_array(unpack_user* u, unsigned int n, object
{
o->type = type::ARRAY;
o->via.array.size = 0;
o->via.array.ptr = (object*)u->z->malloc(n*sizeof(object));
o->via.array.ptr = (object*)u->z()->malloc(n*sizeof(object));
if(o->via.array.ptr == NULL) { return -1; }
return 0;
}
@ -115,7 +120,7 @@ static inline int template_callback_map(unpack_user* u, unsigned int n, object*
{
o->type = type::MAP;
o->via.map.size = 0;
o->via.map.ptr = (object_kv*)u->z->malloc(n*sizeof(object_kv));
o->via.map.ptr = (object_kv*)u->z()->malloc(n*sizeof(object_kv));
if(o->via.map.ptr == NULL) { return -1; }
return 0;
}
@ -133,27 +138,30 @@ static inline int template_callback_raw(unpack_user* u, const char* b, const cha
o->type = type::RAW;
o->via.raw.ptr = p;
o->via.raw.size = l;
u->referenced = true;
u->set_referenced(true);
return 0;
}
struct template_unpack_stack {
object obj;
size_t count;
unsigned int ct;
object map_key;
class template_unpack_stack {
public:
object obj() const { return obj_; }
object& obj() { return obj_; }
void setObj(object obj) { obj_ = obj; }
size_t count() const { return count_; }
void set_count(size_t count) { count_ = count; }
size_t decl_count() { return --count_; }
unsigned int ct() const { return ct_; }
void set_ct(unsigned int ct) { ct_ = ct; }
object map_key() const { return map_key_; }
void set_map_key(object map_key) { map_key_ = map_key; }
private:
object obj_;
size_t count_;
unsigned int ct_;
object map_key_;
};
struct template_context {
unpack_user user;
unsigned int cs;
unsigned int trail;
unsigned int top;
template_unpack_stack stack[MSGPACK_EMBED_STACK_SIZE];
};
inline void init_count(void* buffer)
{
*(volatile _msgpack_atomic_counter_t*)buffer = 1;
@ -178,161 +186,169 @@ inline _msgpack_atomic_counter_t get_count(void* buffer)
return *(volatile _msgpack_atomic_counter_t*)buffer;
}
inline void template_init(template_context& ctx)
{
ctx.cs = CS_HEADER;
ctx.trail = 0;
ctx.top = 0;
ctx.stack[0].obj = template_callback_root(&ctx.user);
}
class template_context {
public:
template_context():cs_(CS_HEADER), trail_(0), top_(0)
{
stack_[0].setObj(template_callback_root(&user_));
}
object template_data(template_context const& ctx)
{
return ctx.stack[0].obj;
}
void init()
{
cs_ = CS_HEADER;
trail_ = 0;
top_ = 0;
stack_[0].setObj(template_callback_root(&user_));
}
template <typename T>
inline unsigned int next_cs(T p)
{
return (unsigned int)*p & 0x1f;
}
object data() const
{
return stack_[0].obj();
}
int template_execute(template_context& ctx, const char* data, size_t len, size_t* off)
{
assert(len >= *off);
unpack_user& user()
{
return user_;
}
const unsigned char* p = (unsigned char*)data + *off;
const unsigned char* const pe = (unsigned char*)data + len;
const void* n = nullptr;
unpack_user const& user() const
{
return user_;
}
unsigned int trail = ctx.trail;
unsigned int cs = ctx.cs;
unsigned int top = ctx.top;
template_unpack_stack* stack = ctx.stack;
/*
unsigned int stack_size = ctx.stack_size;
*/
unpack_user* user = &ctx.user;
int execute(const char* data, size_t len, size_t* off)
{
assert(len >= *off);
object obj;
template_unpack_stack* c = nullptr;
const unsigned char* p = (unsigned char*)data + *off;
const unsigned char* const pe = (unsigned char*)data + len;
const void* n = nullptr;
int ret;
unsigned int trail = trail_;
unsigned int cs = cs_;
unsigned int top = top_;
template_unpack_stack* stack = stack_;
unpack_user* user = &user_;
object obj;
template_unpack_stack* c = nullptr;
int ret;
if(p == pe) { goto _out; }
do {
switch(cs) {
case CS_HEADER:
if (0) {
} else if(0x00 <= *p && *p <= 0x7f) { // Positive Fixnum
if(template_callback_uint8(user, *(uint8_t*)p, &obj) < 0) { goto _failed; }
goto _push;
} else if(0xe0 <= *p && *p <= 0xff) { // Negative Fixnum
if(template_callback_int8(user, *(int8_t*)p, &obj) < 0) { goto _failed; }
goto _push;
} else if(0xc0 <= *p && *p <= 0xdf) { // Variable
switch(*p) {
case 0xc0: // nil
if(template_callback_nil(user, &obj) < 0) { goto _failed; }
if(p == pe) { goto _out; }
do {
switch(cs) {
case CS_HEADER:
if (0) {
} else if(0x00 <= *p && *p <= 0x7f) { // Positive Fixnum
if(template_callback_uint8(user, *(uint8_t*)p, &obj) < 0) { goto _failed; }
goto _push;
//case 0xc1: // string
// again_terminal_trail(next_cs(p), p+1);
case 0xc2: // false
if(template_callback_false(user, &obj) < 0) { goto _failed; }
} else if(0xe0 <= *p && *p <= 0xff) { // Negative Fixnum
if(template_callback_int8(user, *(int8_t*)p, &obj) < 0) { goto _failed; }
goto _push;
case 0xc3: // true
if(template_callback_true(user, &obj) < 0) { goto _failed; }
goto _push;
case 0xc4: // bin 8
case 0xc5: // bin 16
case 0xc6: // bin 32
trail = 1 << (((unsigned int)*p) & 0x03);
cs = next_cs(p);
} else if(0xc0 <= *p && *p <= 0xdf) { // Variable
switch(*p) {
case 0xc0: // nil
if(template_callback_nil(user, &obj) < 0) { goto _failed; }
goto _push;
//case 0xc1: // string
// again_terminal_trail(next_cs(p), p+1);
case 0xc2: // false
if(template_callback_false(user, &obj) < 0) { goto _failed; }
goto _push;
case 0xc3: // true
if(template_callback_true(user, &obj) < 0) { goto _failed; }
goto _push;
case 0xc4: // bin 8
case 0xc5: // bin 16
case 0xc6: // bin 32
trail = 1 << (((unsigned int)*p) & 0x03);
cs = next_cs(p);
goto _fixed_trail_again;
//case 0xc7:
//case 0xc8:
//case 0xc9:
case 0xca: // float
case 0xcb: // double
case 0xcc: // unsigned int 8
case 0xcd: // unsigned int 16
case 0xce: // unsigned int 32
case 0xcf: // unsigned int 64
case 0xd0: // signed int 8
case 0xd1: // signed int 16
case 0xd2: // signed int 32
case 0xd3: // signed int 64
trail = 1 << (((unsigned int)*p) & 0x03);
cs = next_cs(p);
goto _fixed_trail_again;
//case 0xd4:
//case 0xd5:
//case 0xd6: // big integer 16
//case 0xd7: // big integer 32
//case 0xd8: // big float 16
case 0xd9: // raw 8 (str 8)
case 0xda: // raw 16 (str 16)
case 0xdb: // raw 32 (str 32)
trail = 1 << ((((unsigned int)*p) & 0x03) - 1);
cs = next_cs(p);
goto _fixed_trail_again;
case 0xdc: // array 16
case 0xdd: // array 32
case 0xde: // map 16
case 0xdf: // map 32
trail = 2 << (((unsigned int)*p) & 0x01);
cs = next_cs(p);
goto _fixed_trail_again;
default:
goto _failed;
}
} else if(0xa0 <= *p && *p <= 0xbf) { // FixRaw
trail = (unsigned int)*p & 0x1f;
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
//case 0xc7:
//case 0xc8:
//case 0xc9:
case 0xca: // float
case 0xcb: // double
case 0xcc: // unsigned int 8
case 0xcd: // unsigned int 16
case 0xce: // unsigned int 32
case 0xcf: // unsigned int 64
case 0xd0: // signed int 8
case 0xd1: // signed int 16
case 0xd2: // signed int 32
case 0xd3: // signed int 64
trail = 1 << (((unsigned int)*p) & 0x03);
cs = next_cs(p);
goto _fixed_trail_again;
//case 0xd4:
//case 0xd5:
//case 0xd6: // big integer 16
//case 0xd7: // big integer 32
//case 0xd8: // big float 16
case 0xd9: // raw 8 (str 8)
case 0xda: // raw 16 (str 16)
case 0xdb: // raw 32 (str 32)
trail = 1 << ((((unsigned int)*p) & 0x03) - 1);
cs = next_cs(p);
goto _fixed_trail_again;
case 0xdc: // array 16
case 0xdd: // array 32
case 0xde: // map 16
case 0xdf: // map 32
trail = 2 << (((unsigned int)*p) & 0x01);
cs = next_cs(p);
goto _fixed_trail_again;
default:
} else if(0x90 <= *p && *p <= 0x9f) { // FixArray
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_array(user, ((unsigned int)*p) & 0x0f, &stack[top].obj()) < 0) { goto _failed; }
if((((unsigned int)*p) & 0x0f) == 0) { obj = stack[top].obj(); goto _push; }
stack[top].set_ct(CT_ARRAY_ITEM);
stack[top].set_count(((unsigned int)*p) & 0x0f);
++top;
goto _header_again;
} else if(0x80 <= *p && *p <= 0x8f) { // FixMap
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_map(user, ((unsigned int)*p) & 0x0f, &stack[top].obj()) < 0) { goto _failed; }
if((((unsigned int)*p) & 0x0f) == 0) { obj = stack[top].obj(); goto _push; }
stack[top].set_ct(CT_MAP_KEY);
stack[top].set_count(((unsigned int)*p) & 0x0f);
++top;
goto _header_again;
} else {
goto _failed;
}
} else if(0xa0 <= *p && *p <= 0xbf) { // FixRaw
trail = (unsigned int)*p & 0x1f;
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
} else if(0x90 <= *p && *p <= 0x9f) { // FixArray
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_array(user, ((unsigned int)*p) & 0x0f, &stack[top].obj) < 0) { goto _failed; }
if((((unsigned int)*p) & 0x0f) == 0) { obj = stack[top].obj; goto _push; }
stack[top].ct = CT_ARRAY_ITEM;
stack[top].count = ((unsigned int)*p) & 0x0f;
++top;
goto _header_again;
} else if(0x80 <= *p && *p <= 0x8f) { // FixMap
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_map(user, ((unsigned int)*p) & 0x0f, &stack[top].obj) < 0) { goto _failed; }
if((((unsigned int)*p) & 0x0f) == 0) { obj = stack[top].obj; goto _push; }
stack[top].ct = CT_MAP_KEY;
stack[top].count = ((unsigned int)*p) & 0x0f;
++top;
goto _header_again;
} else {
goto _failed;
}
// end CS_HEADER
// end CS_HEADER
_fixed_trail_again:
++p;
_fixed_trail_again:
++p;
default:
if((size_t)(pe - p) < trail) { goto _out; }
n = p; p += trail - 1;
switch(cs) {
//case CS_
//case CS_
case CS_FLOAT: {
default:
if((size_t)(pe - p) < trail) { goto _out; }
n = p; p += trail - 1;
switch(cs) {
//case CS_
//case CS_
case CS_FLOAT: {
union { uint32_t i; float f; } mem;
mem.i = _msgpack_load32(uint32_t,n);
if(template_callback_float(user, mem.f, &obj) < 0) { goto _failed; }
goto _push; }
case CS_DOUBLE: {
case CS_DOUBLE: {
union { uint64_t i; double f; } mem;
mem.i = _msgpack_load64(uint64_t,n);
#if defined(__arm__) && !(__ARM_EABI__) // arm-oabi
@ -341,161 +357,173 @@ int template_execute(template_context& ctx, const char* data, size_t len, size_t
#endif
if(template_callback_double(user, mem.f, &obj) < 0) { goto _failed; }
goto _push; }
case CS_UINT_8:
if(template_callback_uint8(user, *(uint8_t*)n, &obj) < 0) { goto _failed; }
goto _push;
case CS_UINT_16:
if(template_callback_uint16(user, _msgpack_load16(uint16_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_UINT_32:
if(template_callback_uint32(user, _msgpack_load32(uint32_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_UINT_64:
if(template_callback_uint64(user, _msgpack_load64(uint64_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_UINT_8:
if(template_callback_uint8(user, *(uint8_t*)n, &obj) < 0) { goto _failed; }
goto _push;
case CS_UINT_16:
if(template_callback_uint16(user, _msgpack_load16(uint16_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_UINT_32:
if(template_callback_uint32(user, _msgpack_load32(uint32_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_UINT_64:
if(template_callback_uint64(user, _msgpack_load64(uint64_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_8:
if(template_callback_int8(user, *(int8_t*)n, &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_16:
if(template_callback_int16(user, _msgpack_load16(int16_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_32:
if(template_callback_int32(user, _msgpack_load32(int32_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_64:
if(template_callback_int64(user, _msgpack_load64(int64_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_8:
if(template_callback_int8(user, *(int8_t*)n, &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_16:
if(template_callback_int16(user, _msgpack_load16(int16_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_32:
if(template_callback_int32(user, _msgpack_load32(int32_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_INT_64:
if(template_callback_int64(user, _msgpack_load64(int64_t,n), &obj) < 0) { goto _failed; }
goto _push;
case CS_BIN_8:
case CS_RAW_8:
trail = *(uint8_t*)n;
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
case CS_BIN_16:
case CS_RAW_16:
trail = _msgpack_load16(uint16_t, n);
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
case CS_BIN_32:
case CS_RAW_32:
trail = _msgpack_load32(uint32_t, n);
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
case ACS_RAW_VALUE:
_raw_zero:
if(template_callback_raw(user, (const char*)data, (const char*)n, trail, &obj) < 0) { goto _failed; }
goto _push;
case CS_ARRAY_16:
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_array(user, _msgpack_load16(uint16_t, n), &stack[top].obj) < 0) { goto _failed; }
if(_msgpack_load16(uint16_t, n) == 0) { obj = stack[top].obj; goto _push; }
stack[top].ct = CT_ARRAY_ITEM;
stack[top].count = _msgpack_load16(uint16_t, n);
++top;
goto _header_again;
case CS_ARRAY_32:
/* FIXME security guard */
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_array(user, _msgpack_load32(uint32_t, n), &stack[top].obj) < 0) { goto _failed; }
if(_msgpack_load32(uint32_t, n) == 0) { obj = stack[top].obj; goto _push; }
stack[top].ct = CT_ARRAY_ITEM;
stack[top].count = _msgpack_load32(uint32_t, n);
++top;
goto _header_again;
case CS_BIN_8:
case CS_RAW_8:
trail = *(uint8_t*)n;
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
case CS_BIN_16:
case CS_RAW_16:
trail = _msgpack_load16(uint16_t, n);
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
case CS_BIN_32:
case CS_RAW_32:
trail = _msgpack_load32(uint32_t, n);
if(trail == 0) { goto _raw_zero; }
cs = ACS_RAW_VALUE;
goto _fixed_trail_again;
case ACS_RAW_VALUE:
_raw_zero:
if(template_callback_raw(user, (const char*)data, (const char*)n, trail, &obj) < 0) { goto _failed; }
goto _push;
case CS_ARRAY_16:
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_array(user, _msgpack_load16(uint16_t, n), &stack[top].obj()) < 0) { goto _failed; }
if(_msgpack_load16(uint16_t, n) == 0) { obj = stack[top].obj(); goto _push; }
stack[top].set_ct(CT_ARRAY_ITEM);
stack[top].set_count(_msgpack_load16(uint16_t, n));
++top;
goto _header_again;
case CS_ARRAY_32:
/* FIXME security guard */
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_array(user, _msgpack_load32(uint32_t, n), &stack[top].obj()) < 0) { goto _failed; }
if(_msgpack_load32(uint32_t, n) == 0) { obj = stack[top].obj(); goto _push; }
stack[top].set_ct(CT_ARRAY_ITEM);
stack[top].set_count(_msgpack_load32(uint32_t, n));
++top;
goto _header_again;
case CS_MAP_16:
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_map(user, _msgpack_load16(uint16_t, n), &stack[top].obj) < 0) { goto _failed; }
if(_msgpack_load16(uint16_t, n) == 0) { obj = stack[top].obj; goto _push; }
stack[top].ct = CT_MAP_KEY;
stack[top].count = _msgpack_load16(uint16_t, n);
++top;
case CS_MAP_16:
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_map(user, _msgpack_load16(uint16_t, n), &stack[top].obj()) < 0) { goto _failed; }
if(_msgpack_load16(uint16_t, n) == 0) { obj = stack[top].obj(); goto _push; }
stack[top].set_ct(CT_MAP_KEY);
stack[top].set_count(_msgpack_load16(uint16_t, n));
++top;
goto _header_again;
case CS_MAP_32:
/* FIXME security guard */
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_map(user, _msgpack_load32(uint32_t, n), &stack[top].obj()) < 0) { goto _failed; }
if(_msgpack_load32(uint32_t, n) == 0) { obj = stack[top].obj(); goto _push; }
stack[top].set_ct(CT_MAP_KEY);
stack[top].set_count(_msgpack_load32(uint32_t, n));
++top;
goto _header_again;
default:
goto _failed;
}
}
_push:
if(top == 0) { goto _finish; }
c = &stack[top-1];
switch(c->ct()) {
case CT_ARRAY_ITEM:
if(template_callback_array_item(user, &c->obj(), obj) < 0) { goto _failed; }
if(c->decl_count() == 0) {
obj = c->obj();
--top;
/*printf("stack pop %d\n", top);*/
goto _push;
}
goto _header_again;
case CS_MAP_32:
/* FIXME security guard */
if(top >= MSGPACK_EMBED_STACK_SIZE) { goto _failed; } /* FIXME */
if(template_callback_map(user, _msgpack_load32(uint32_t, n), &stack[top].obj) < 0) { goto _failed; }
if(_msgpack_load32(uint32_t, n) == 0) { obj = stack[top].obj; goto _push; }
stack[top].ct = CT_MAP_KEY;
stack[top].count = _msgpack_load32(uint32_t, n);
++top;
case CT_MAP_KEY:
c->set_map_key(obj);
c->set_ct(CT_MAP_VALUE);
goto _header_again;
case CT_MAP_VALUE:
if(template_callback_map_item(user, &c->obj(), c->map_key(), obj) < 0) { goto _failed; }
if(c->decl_count() == 0) {
obj = c->obj();
--top;
/*printf("stack pop %d\n", top);*/
goto _push;
}
c->set_ct(CT_MAP_KEY);
goto _header_again;
default:
goto _failed;
}
}
_push:
if(top == 0) { goto _finish; }
c = &stack[top-1];
switch(c->ct) {
case CT_ARRAY_ITEM:
if(template_callback_array_item(user, &c->obj, obj) < 0) { goto _failed; }
if(--c->count == 0) {
obj = c->obj;
--top;
/*printf("stack pop %d\n", top);*/
goto _push;
}
goto _header_again;
case CT_MAP_KEY:
c->map_key = obj;
c->ct = CT_MAP_VALUE;
goto _header_again;
case CT_MAP_VALUE:
if(template_callback_map_item(user, &c->obj, c->map_key, obj) < 0) { goto _failed; }
if(--c->count == 0) {
obj = c->obj;
--top;
/*printf("stack pop %d\n", top);*/
goto _push;
}
c->ct = CT_MAP_KEY;
goto _header_again;
default:
goto _failed;
}
_header_again:
cs = CS_HEADER;
++p;
} while(p != pe);
goto _out;
cs = CS_HEADER;
++p;
} while(p != pe);
goto _out;
_finish:
stack[0].obj = obj;
++p;
ret = 1;
/*printf("-- finish --\n"); */
goto _end;
stack[0].setObj(obj);
++p;
ret = 1;
/*printf("-- finish --\n"); */
goto _end;
_failed:
/*printf("** FAILED **\n"); */
ret = -1;
goto _end;
/*printf("** FAILED **\n"); */
ret = -1;
goto _end;
_out:
ret = 0;
goto _end;
ret = 0;
goto _end;
_end:
ctx.cs = cs;
ctx.trail = trail;
ctx.top = top;
*off = p - (const unsigned char*)data;
return ret;
}
cs_ = cs;
trail_ = trail;
top_ = top;
*off = p - (const unsigned char*)data;
return ret;
}
private:
template <typename T>
static unsigned int next_cs(T p)
{
return (unsigned int)*p & 0x1f;
}
private:
unpack_user user_;
unsigned int cs_;
unsigned int trail_;
unsigned int top_;
template_unpack_stack stack_[MSGPACK_EMBED_STACK_SIZE];
};
} // detail
@ -689,9 +717,9 @@ inline unpacker::unpacker(size_t initial_buffer_size)
detail::init_count(buffer_);
detail::template_init(ctx_);
ctx_.user.z = z_;
ctx_.user.referenced = false;
ctx_.init();
ctx_.user().set_z(z_);
ctx_.user().set_referenced(false);
}
inline unpacker::~unpacker()
@ -710,7 +738,7 @@ inline void unpacker::reserve_buffer(size_t size)
inline void unpacker::expand_buffer(size_t size)
{
if(used_ == off_ && detail::get_count(buffer_) == 1
&& !ctx_.user.referenced) {
&& !ctx_.user().referenced()) {
// rewind buffer
free_ += used_ - COUNTER_SIZE;
used_ = COUNTER_SIZE;
@ -749,7 +777,7 @@ inline void unpacker::expand_buffer(size_t size)
::memcpy(tmp+COUNTER_SIZE, buffer_ + off_, not_parsed);
if(ctx_.user.referenced) {
if(ctx_.user().referenced()) {
try {
z_->push_finalizer(&detail::decl_count, buffer_);
}
@ -757,7 +785,7 @@ inline void unpacker::expand_buffer(size_t size)
::free(tmp);
throw;
}
ctx_.user.referenced = false;
ctx_.user().set_referenced(false);
} else {
detail::decl_count(buffer_);
}
@ -822,8 +850,7 @@ inline bool unpacker::execute()
inline int unpacker::execute_imp()
{
size_t off = off_;
int ret = detail::template_execute(ctx_,
buffer_, used_, &off_);
int ret = ctx_.execute(buffer_, used_, &off_);
if(off_ > off) {
parsed_ += off_ - off;
}
@ -832,7 +859,7 @@ inline int unpacker::execute_imp()
inline object unpacker::data()
{
return template_data(ctx_);
return ctx_.data();
}
inline zone* unpacker::release_zone()
@ -848,7 +875,7 @@ inline zone* unpacker::release_zone()
zone* old = z_;
z_ = r;
ctx_.user.z = z_;
ctx_.user().set_z(z_);
return old;
}
@ -860,13 +887,13 @@ inline void unpacker::reset_zone()
inline bool unpacker::flush_zone()
{
if(ctx_.user.referenced) {
if(ctx_.user().referenced()) {
try {
z_->push_finalizer(&detail::decl_count, buffer_);
} catch (...) {
return false;
}
ctx_.user.referenced = false;
ctx_.user().set_referenced(false);
detail::incr_count(buffer_);
}
@ -876,7 +903,7 @@ inline bool unpacker::flush_zone()
inline void unpacker::reset()
{
detail::template_init(ctx_);
ctx_.init();
// don't reset referenced flag
parsed_ = 0;
}
@ -926,12 +953,12 @@ unpack_imp(const char* data, size_t len, size_t* off,
}
detail::template_context ctx;
detail::template_init(ctx);
ctx.init();
ctx.user.z = result_zone;
ctx.user.referenced = false;
ctx.user().set_z(result_zone);
ctx.user().set_referenced(false);
int e = detail::template_execute(ctx, data, len, &noff);
int e = ctx.execute(data, len, &noff);
if(e < 0) {
return UNPACK_PARSE_ERROR;
}
@ -942,7 +969,7 @@ unpack_imp(const char* data, size_t len, size_t* off,
return UNPACK_CONTINUE;
}
*result = detail::template_data(ctx);
*result = ctx.data();
if(noff < len) {
return UNPACK_EXTRA_BYTES;