Skip to content

J
json
Commit a820d688 by Niels Lohmann
Options

🔨 refactored number-to-vector calls

parent 56843eb7
Showing with 160 additions and 286 deletions
src/json.hpp
...@@ -6129,6 +6129,43 @@ class basic_json ...@@ -6129,6 +6129,43 @@ class basic_json
/// @{ /// @{
private: private:
template<typename T>
static void add_to_vector(std::vector<uint8_t>& vec, size_t bytes, const T number)
{
assert(bytes == 1 or bytes == 2 or bytes == 4 or bytes == 8);
switch (bytes)
{
case 8:
{
vec.push_back(static_cast<uint8_t>((number >> 070) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 060) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 050) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 040) & 0xff));
// intentional fall-through
}
case 4:
{
vec.push_back(static_cast<uint8_t>((number >> 030) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 020) & 0xff));
// intentional fall-through
}
case 2:
{
vec.push_back(static_cast<uint8_t>((number >> 010) & 0xff));
// intentional fall-through
}
case 1:
{
vec.push_back(static_cast<uint8_t>(number & 0xff));
break;
}
}
}
static void to_msgpack_internal(const basic_json& j, std::vector<uint8_t>& v) static void to_msgpack_internal(const basic_json& j, std::vector<uint8_t>& v)
{ {
switch (j.type()) switch (j.type())
...@@ -6152,42 +6189,31 @@ class basic_json ...@@ -6152,42 +6189,31 @@ class basic_json
if (j.m_value.number_integer >= -32 and j.m_value.number_integer < 128) if (j.m_value.number_integer >= -32 and j.m_value.number_integer < 128)
{ {
// negative fixnum and positive fixnum // negative fixnum and positive fixnum
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer >= INT8_MIN and j.m_value.number_integer <= INT8_MAX) else if (j.m_value.number_integer >= INT8_MIN and j.m_value.number_integer <= INT8_MAX)
{ {
// int 8 // int 8
v.push_back(0xd0); v.push_back(0xd0);
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer >= INT16_MIN and j.m_value.number_integer <= INT16_MAX) else if (j.m_value.number_integer >= INT16_MIN and j.m_value.number_integer <= INT16_MAX)
{ {
// int 16 // int 16
v.push_back(0xd1); v.push_back(0xd1);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer >= INT32_MIN and j.m_value.number_integer <= INT32_MAX) else if (j.m_value.number_integer >= INT32_MIN and j.m_value.number_integer <= INT32_MAX)
{ {
// int 32 // int 32
v.push_back(0xd2); v.push_back(0xd2);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer >= INT64_MIN and j.m_value.number_integer <= INT64_MAX) else if (j.m_value.number_integer >= INT64_MIN and j.m_value.number_integer <= INT64_MAX)
{ {
// int 64 // int 64
v.push_back(0xd3); v.push_back(0xd3);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
break; break;
} }
...@@ -6197,42 +6223,31 @@ class basic_json ...@@ -6197,42 +6223,31 @@ class basic_json
if (j.m_value.number_unsigned < 128) if (j.m_value.number_unsigned < 128)
{ {
// positive fixnum // positive fixnum
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned)); add_to_vector(v, 1, j.m_value.number_unsigned);
} }
else if (j.m_value.number_unsigned <= UINT8_MAX) else if (j.m_value.number_unsigned <= UINT8_MAX)
{ {
// uint 8 // uint 8
v.push_back(0xcc); v.push_back(0xcc);
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned)); add_to_vector(v, 1, j.m_value.number_unsigned);
} }
else if (j.m_value.number_unsigned <= UINT16_MAX) else if (j.m_value.number_unsigned <= UINT16_MAX)
{ {
// uint 16 // uint 16
v.push_back(0xcd); v.push_back(0xcd);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= UINT32_MAX) else if (j.m_value.number_unsigned <= UINT32_MAX)
{ {
// uint 32 // uint 32
v.push_back(0xce); v.push_back(0xce);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= UINT64_MAX) else if (j.m_value.number_unsigned <= UINT64_MAX)
{ {
// uint 64 // uint 64
v.push_back(0xcf); v.push_back(0xcf);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
break; break;
} }
...@@ -6261,23 +6276,19 @@ class basic_json ...@@ -6261,23 +6276,19 @@ class basic_json
{ {
// str 8 // str 8
v.push_back(0xd9); v.push_back(0xd9);
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 65535) else if (N <= 65535)
{ {
// str 16 // str 16
v.push_back(0xda); v.push_back(0xda);
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 4294967295) else if (N <= 4294967295)
{ {
// str 32 // str 32
v.push_back(0xdb); v.push_back(0xdb);
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append string // append string
...@@ -6298,17 +6309,13 @@ class basic_json ...@@ -6298,17 +6309,13 @@ class basic_json
{ {
// array 16 // array 16
v.push_back(0xdc); v.push_back(0xdc);
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
// array 32 // array 32
v.push_back(0xdd); v.push_back(0xdd);
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
...@@ -6331,17 +6338,13 @@ class basic_json ...@@ -6331,17 +6338,13 @@ class basic_json
{ {
// map 16 // map 16
v.push_back(0xde); v.push_back(0xde);
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 4294967295) else if (N <= 4294967295)
{ {
// map 32 // map 32
v.push_back(0xdf); v.push_back(0xdf);
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
...@@ -6385,42 +6388,31 @@ class basic_json ...@@ -6385,42 +6388,31 @@ class basic_json
// code from the value_t::number_unsigned case here. // code from the value_t::number_unsigned case here.
if (j.m_value.number_integer < 0x17) if (j.m_value.number_integer < 0x17)
{ {
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer <= UINT8_MAX) else if (j.m_value.number_integer <= UINT8_MAX)
{ {
v.push_back(0x18); v.push_back(0x18);
// one-byte uint8_t // one-byte uint8_t
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer <= UINT16_MAX) else if (j.m_value.number_integer <= UINT16_MAX)
{ {
v.push_back(0x19); v.push_back(0x19);
// two-byte uint16_t // two-byte uint16_t
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer <= UINT32_MAX) else if (j.m_value.number_integer <= UINT32_MAX)
{ {
v.push_back(0x1a); v.push_back(0x1a);
// four-byte uint32_t // four-byte uint32_t
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer <= UINT64_MAX) else if (j.m_value.number_integer <= UINT64_MAX)
{ {
v.push_back(0xcf); v.push_back(0xcf);
// eight-byte uint64_t // eight-byte uint64_t
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
} }
else else
...@@ -6436,36 +6428,25 @@ class basic_json ...@@ -6436,36 +6428,25 @@ class basic_json
{ {
// int 8 // int 8
v.push_back(0x38); v.push_back(0x38);
v.push_back(static_cast<uint8_t>(positive_number)); add_to_vector(v, 1, positive_number);
} }
else if (positive_number <= UINT16_MAX) else if (positive_number <= UINT16_MAX)
{ {
// int 16 // int 16
v.push_back(0x39); v.push_back(0x39);
v.push_back(static_cast<uint8_t>((positive_number >> 010) & 0xff)); add_to_vector(v, 2, positive_number);
v.push_back(static_cast<uint8_t>(positive_number & 0xff));
} }
else if (positive_number <= UINT32_MAX) else if (positive_number <= UINT32_MAX)
{ {
// int 32 // int 32
v.push_back(0x3a); v.push_back(0x3a);
v.push_back(static_cast<uint8_t>((positive_number >> 030) & 0xff)); add_to_vector(v, 4, positive_number);
v.push_back(static_cast<uint8_t>((positive_number >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(positive_number & 0xff));
} }
else if (positive_number <= UINT64_MAX) else if (positive_number <= UINT64_MAX)
{ {
// int 64 // int 64
v.push_back(0x3b); v.push_back(0x3b);
v.push_back(static_cast<uint8_t>((positive_number >> 070) & 0xff)); add_to_vector(v, 8, positive_number);
v.push_back(static_cast<uint8_t>((positive_number >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(positive_number & 0xff));
} }
break; break;
} }
...@@ -6481,36 +6462,25 @@ class basic_json ...@@ -6481,36 +6462,25 @@ class basic_json
{ {
v.push_back(0x18); v.push_back(0x18);
// one-byte uint8_t // one-byte uint8_t
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned)); add_to_vector(v, 1, j.m_value.number_unsigned);
} }
else if (j.m_value.number_unsigned <= 0xffff) else if (j.m_value.number_unsigned <= 0xffff)
{ {
v.push_back(0x19); v.push_back(0x19);
// two-byte uint16_t // two-byte uint16_t
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= 0xffffffff) else if (j.m_value.number_unsigned <= 0xffffffff)
{ {
v.push_back(0x1a); v.push_back(0x1a);
// four-byte uint32_t // four-byte uint32_t
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= 0xffffffffffffffff) else if (j.m_value.number_unsigned <= 0xffffffffffffffff)
{ {
v.push_back(0xcf); v.push_back(0xcf);
// eight-byte uint64_t // eight-byte uint64_t
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
break; break;
} }
...@@ -6538,36 +6508,25 @@ class basic_json ...@@ -6538,36 +6508,25 @@ class basic_json
{ {
v.push_back(0x78); v.push_back(0x78);
// one-byte uint8_t for N // one-byte uint8_t for N
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 0xffff) else if (N <= 0xffff)
{ {
v.push_back(0x79); v.push_back(0x79);
// two-byte uint16_t for N // two-byte uint16_t for N
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
v.push_back(0x7a); v.push_back(0x7a);
// four-byte uint32_t for N // four-byte uint32_t for N
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffffffffffff) else if (N <= 0xffffffffffffffff)
{ {
v.push_back(0x7b); v.push_back(0x7b);
// eight-byte uint64_t for N // eight-byte uint64_t for N
v.push_back(static_cast<uint8_t>((N >> 070) & 0xff)); add_to_vector(v, 8, N);
v.push_back(static_cast<uint8_t>((N >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append string // append string
...@@ -6588,36 +6547,25 @@ class basic_json ...@@ -6588,36 +6547,25 @@ class basic_json
{ {
v.push_back(0x98); v.push_back(0x98);
// one-byte uint8_t for N // one-byte uint8_t for N
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 0xffff) else if (N <= 0xffff)
{ {
v.push_back(0x99); v.push_back(0x99);
// two-byte uint16_t for N // two-byte uint16_t for N
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
v.push_back(0x9a); v.push_back(0x9a);
// four-byte uint32_t for N // four-byte uint32_t for N
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffffffffffff) else if (N <= 0xffffffffffffffff)
{ {
v.push_back(0x9b); v.push_back(0x9b);
// eight-byte uint64_t for N // eight-byte uint64_t for N
v.push_back(static_cast<uint8_t>((N >> 070) & 0xff)); add_to_vector(v, 8, N);
v.push_back(static_cast<uint8_t>((N >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
...@@ -6633,43 +6581,32 @@ class basic_json ...@@ -6633,43 +6581,32 @@ class basic_json
const auto N = j.m_value.object->size(); const auto N = j.m_value.object->size();
if (N <= 0x17) if (N <= 0x17)
{ {
// 1 byte for array + size // 1 byte for object + size
v.push_back(0xa0 + N); v.push_back(0xa0 + N);
} }
else if (N <= 0xff) else if (N <= 0xff)
{ {
v.push_back(0xb8); v.push_back(0xb8);
// one-byte uint8_t for N // one-byte uint8_t for N
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 0xffff) else if (N <= 0xffff)
{ {
v.push_back(0xb9); v.push_back(0xb9);
// two-byte uint16_t for N // two-byte uint16_t for N
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
v.push_back(0xba); v.push_back(0xba);
// four-byte uint32_t for N // four-byte uint32_t for N
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffffffffffff) else if (N <= 0xffffffffffffffff)
{ {
v.push_back(0xbb); v.push_back(0xbb);
// eight-byte uint64_t for N // eight-byte uint64_t for N
v.push_back(static_cast<uint8_t>((N >> 070) & 0xff)); add_to_vector(v, 8, N);
v.push_back(static_cast<uint8_t>((N >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
......
src/json.hpp.re2c
...@@ -6129,6 +6129,43 @@ class basic_json ...@@ -6129,6 +6129,43 @@ class basic_json
/// @{ /// @{
private: private:
template<typename T>
static void add_to_vector(std::vector<uint8_t>& vec, size_t bytes, const T number)
{
assert(bytes == 1 or bytes == 2 or bytes == 4 or bytes == 8);
switch (bytes)
{
case 8:
{
vec.push_back(static_cast<uint8_t>((number >> 070) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 060) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 050) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 040) & 0xff));
// intentional fall-through
}
case 4:
{
vec.push_back(static_cast<uint8_t>((number >> 030) & 0xff));
vec.push_back(static_cast<uint8_t>((number >> 020) & 0xff));
// intentional fall-through
}
case 2:
{
vec.push_back(static_cast<uint8_t>((number >> 010) & 0xff));
// intentional fall-through
}
case 1:
{
vec.push_back(static_cast<uint8_t>(number & 0xff));
break;
}
}
}
static void to_msgpack_internal(const basic_json& j, std::vector<uint8_t>& v) static void to_msgpack_internal(const basic_json& j, std::vector<uint8_t>& v)
{ {
switch (j.type()) switch (j.type())
...@@ -6152,42 +6189,31 @@ class basic_json ...@@ -6152,42 +6189,31 @@ class basic_json
if (j.m_value.number_integer >= -32 and j.m_value.number_integer < 128) if (j.m_value.number_integer >= -32 and j.m_value.number_integer < 128)
{ {
// negative fixnum and positive fixnum // negative fixnum and positive fixnum
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer >= INT8_MIN and j.m_value.number_integer <= INT8_MAX) else if (j.m_value.number_integer >= INT8_MIN and j.m_value.number_integer <= INT8_MAX)
{ {
// int 8 // int 8
v.push_back(0xd0); v.push_back(0xd0);
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer >= INT16_MIN and j.m_value.number_integer <= INT16_MAX) else if (j.m_value.number_integer >= INT16_MIN and j.m_value.number_integer <= INT16_MAX)
{ {
// int 16 // int 16
v.push_back(0xd1); v.push_back(0xd1);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer >= INT32_MIN and j.m_value.number_integer <= INT32_MAX) else if (j.m_value.number_integer >= INT32_MIN and j.m_value.number_integer <= INT32_MAX)
{ {
// int 32 // int 32
v.push_back(0xd2); v.push_back(0xd2);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer >= INT64_MIN and j.m_value.number_integer <= INT64_MAX) else if (j.m_value.number_integer >= INT64_MIN and j.m_value.number_integer <= INT64_MAX)
{ {
// int 64 // int 64
v.push_back(0xd3); v.push_back(0xd3);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
break; break;
} }
...@@ -6197,42 +6223,31 @@ class basic_json ...@@ -6197,42 +6223,31 @@ class basic_json
if (j.m_value.number_unsigned < 128) if (j.m_value.number_unsigned < 128)
{ {
// positive fixnum // positive fixnum
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned)); add_to_vector(v, 1, j.m_value.number_unsigned);
} }
else if (j.m_value.number_unsigned <= UINT8_MAX) else if (j.m_value.number_unsigned <= UINT8_MAX)
{ {
// uint 8 // uint 8
v.push_back(0xcc); v.push_back(0xcc);
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned)); add_to_vector(v, 1, j.m_value.number_unsigned);
} }
else if (j.m_value.number_unsigned <= UINT16_MAX) else if (j.m_value.number_unsigned <= UINT16_MAX)
{ {
// uint 16 // uint 16
v.push_back(0xcd); v.push_back(0xcd);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= UINT32_MAX) else if (j.m_value.number_unsigned <= UINT32_MAX)
{ {
// uint 32 // uint 32
v.push_back(0xce); v.push_back(0xce);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= UINT64_MAX) else if (j.m_value.number_unsigned <= UINT64_MAX)
{ {
// uint 64 // uint 64
v.push_back(0xcf); v.push_back(0xcf);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
break; break;
} }
...@@ -6261,23 +6276,19 @@ class basic_json ...@@ -6261,23 +6276,19 @@ class basic_json
{ {
// str 8 // str 8
v.push_back(0xd9); v.push_back(0xd9);
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 65535) else if (N <= 65535)
{ {
// str 16 // str 16
v.push_back(0xda); v.push_back(0xda);
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 4294967295) else if (N <= 4294967295)
{ {
// str 32 // str 32
v.push_back(0xdb); v.push_back(0xdb);
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append string // append string
...@@ -6298,17 +6309,13 @@ class basic_json ...@@ -6298,17 +6309,13 @@ class basic_json
{ {
// array 16 // array 16
v.push_back(0xdc); v.push_back(0xdc);
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
// array 32 // array 32
v.push_back(0xdd); v.push_back(0xdd);
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
...@@ -6331,17 +6338,13 @@ class basic_json ...@@ -6331,17 +6338,13 @@ class basic_json
{ {
// map 16 // map 16
v.push_back(0xde); v.push_back(0xde);
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 4294967295) else if (N <= 4294967295)
{ {
// map 32 // map 32
v.push_back(0xdf); v.push_back(0xdf);
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
...@@ -6385,42 +6388,31 @@ class basic_json ...@@ -6385,42 +6388,31 @@ class basic_json
// code from the value_t::number_unsigned case here. // code from the value_t::number_unsigned case here.
if (j.m_value.number_integer < 0x17) if (j.m_value.number_integer < 0x17)
{ {
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer <= UINT8_MAX) else if (j.m_value.number_integer <= UINT8_MAX)
{ {
v.push_back(0x18); v.push_back(0x18);
// one-byte uint8_t // one-byte uint8_t
v.push_back(static_cast<uint8_t>(j.m_value.number_integer)); add_to_vector(v, 1, j.m_value.number_integer);
} }
else if (j.m_value.number_integer <= UINT16_MAX) else if (j.m_value.number_integer <= UINT16_MAX)
{ {
v.push_back(0x19); v.push_back(0x19);
// two-byte uint16_t // two-byte uint16_t
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer <= UINT32_MAX) else if (j.m_value.number_integer <= UINT32_MAX)
{ {
v.push_back(0x1a); v.push_back(0x1a);
// four-byte uint32_t // four-byte uint32_t
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
else if (j.m_value.number_integer <= UINT64_MAX) else if (j.m_value.number_integer <= UINT64_MAX)
{ {
v.push_back(0xcf); v.push_back(0xcf);
// eight-byte uint64_t // eight-byte uint64_t
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_integer);
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_integer >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_integer & 0xff));
} }
} }
else else
...@@ -6436,36 +6428,25 @@ class basic_json ...@@ -6436,36 +6428,25 @@ class basic_json
{ {
// int 8 // int 8
v.push_back(0x38); v.push_back(0x38);
v.push_back(static_cast<uint8_t>(positive_number)); add_to_vector(v, 1, positive_number);
} }
else if (positive_number <= UINT16_MAX) else if (positive_number <= UINT16_MAX)
{ {
// int 16 // int 16
v.push_back(0x39); v.push_back(0x39);
v.push_back(static_cast<uint8_t>((positive_number >> 010) & 0xff)); add_to_vector(v, 2, positive_number);
v.push_back(static_cast<uint8_t>(positive_number & 0xff));
} }
else if (positive_number <= UINT32_MAX) else if (positive_number <= UINT32_MAX)
{ {
// int 32 // int 32
v.push_back(0x3a); v.push_back(0x3a);
v.push_back(static_cast<uint8_t>((positive_number >> 030) & 0xff)); add_to_vector(v, 4, positive_number);
v.push_back(static_cast<uint8_t>((positive_number >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(positive_number & 0xff));
} }
else if (positive_number <= UINT64_MAX) else if (positive_number <= UINT64_MAX)
{ {
// int 64 // int 64
v.push_back(0x3b); v.push_back(0x3b);
v.push_back(static_cast<uint8_t>((positive_number >> 070) & 0xff)); add_to_vector(v, 8, positive_number);
v.push_back(static_cast<uint8_t>((positive_number >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((positive_number >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(positive_number & 0xff));
} }
break; break;
} }
...@@ -6481,36 +6462,25 @@ class basic_json ...@@ -6481,36 +6462,25 @@ class basic_json
{ {
v.push_back(0x18); v.push_back(0x18);
// one-byte uint8_t // one-byte uint8_t
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned)); add_to_vector(v, 1, j.m_value.number_unsigned);
} }
else if (j.m_value.number_unsigned <= 0xffff) else if (j.m_value.number_unsigned <= 0xffff)
{ {
v.push_back(0x19); v.push_back(0x19);
// two-byte uint16_t // two-byte uint16_t
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff)); add_to_vector(v, 2, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= 0xffffffff) else if (j.m_value.number_unsigned <= 0xffffffff)
{ {
v.push_back(0x1a); v.push_back(0x1a);
// four-byte uint32_t // four-byte uint32_t
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff)); add_to_vector(v, 4, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
else if (j.m_value.number_unsigned <= 0xffffffffffffffff) else if (j.m_value.number_unsigned <= 0xffffffffffffffff)
{ {
v.push_back(0xcf); v.push_back(0xcf);
// eight-byte uint64_t // eight-byte uint64_t
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 070) & 0xff)); add_to_vector(v, 8, j.m_value.number_unsigned);
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((j.m_value.number_unsigned >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(j.m_value.number_unsigned & 0xff));
} }
break; break;
} }
...@@ -6538,36 +6508,25 @@ class basic_json ...@@ -6538,36 +6508,25 @@ class basic_json
{ {
v.push_back(0x78); v.push_back(0x78);
// one-byte uint8_t for N // one-byte uint8_t for N
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 0xffff) else if (N <= 0xffff)
{ {
v.push_back(0x79); v.push_back(0x79);
// two-byte uint16_t for N // two-byte uint16_t for N
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
v.push_back(0x7a); v.push_back(0x7a);
// four-byte uint32_t for N // four-byte uint32_t for N
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffffffffffff) else if (N <= 0xffffffffffffffff)
{ {
v.push_back(0x7b); v.push_back(0x7b);
// eight-byte uint64_t for N // eight-byte uint64_t for N
v.push_back(static_cast<uint8_t>((N >> 070) & 0xff)); add_to_vector(v, 8, N);
v.push_back(static_cast<uint8_t>((N >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append string // append string
...@@ -6588,36 +6547,25 @@ class basic_json ...@@ -6588,36 +6547,25 @@ class basic_json
{ {
v.push_back(0x98); v.push_back(0x98);
// one-byte uint8_t for N // one-byte uint8_t for N
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 0xffff) else if (N <= 0xffff)
{ {
v.push_back(0x99); v.push_back(0x99);
// two-byte uint16_t for N // two-byte uint16_t for N
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
v.push_back(0x9a); v.push_back(0x9a);
// four-byte uint32_t for N // four-byte uint32_t for N
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffffffffffff) else if (N <= 0xffffffffffffffff)
{ {
v.push_back(0x9b); v.push_back(0x9b);
// eight-byte uint64_t for N // eight-byte uint64_t for N
v.push_back(static_cast<uint8_t>((N >> 070) & 0xff)); add_to_vector(v, 8, N);
v.push_back(static_cast<uint8_t>((N >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
...@@ -6633,43 +6581,32 @@ class basic_json ...@@ -6633,43 +6581,32 @@ class basic_json
const auto N = j.m_value.object->size(); const auto N = j.m_value.object->size();
if (N <= 0x17) if (N <= 0x17)
{ {
// 1 byte for array + size // 1 byte for object + size
v.push_back(0xa0 + N); v.push_back(0xa0 + N);
} }
else if (N <= 0xff) else if (N <= 0xff)
{ {
v.push_back(0xb8); v.push_back(0xb8);
// one-byte uint8_t for N // one-byte uint8_t for N
v.push_back(static_cast<uint8_t>(N)); add_to_vector(v, 1, N);
} }
else if (N <= 0xffff) else if (N <= 0xffff)
{ {
v.push_back(0xb9); v.push_back(0xb9);
// two-byte uint16_t for N // two-byte uint16_t for N
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff)); add_to_vector(v, 2, N);
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffff) else if (N <= 0xffffffff)
{ {
v.push_back(0xba); v.push_back(0xba);
// four-byte uint32_t for N // four-byte uint32_t for N
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff)); add_to_vector(v, 4, N);
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
else if (N <= 0xffffffffffffffff) else if (N <= 0xffffffffffffffff)
{ {
v.push_back(0xbb); v.push_back(0xbb);
// eight-byte uint64_t for N // eight-byte uint64_t for N
v.push_back(static_cast<uint8_t>((N >> 070) & 0xff)); add_to_vector(v, 8, N);
v.push_back(static_cast<uint8_t>((N >> 060) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 050) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 040) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 030) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 020) & 0xff));
v.push_back(static_cast<uint8_t>((N >> 010) & 0xff));
v.push_back(static_cast<uint8_t>(N & 0xff));
} }
// append each element // append each element
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment