662 lines
19 KiB
C++
662 lines
19 KiB
C++
#include "nasal_builtin.h"
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#include <chrono>
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namespace nasal {
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var builtin_print(var* local, gc& ngc) {
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for(auto& i : local[1].vec().elems) {
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std::cout << i;
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}
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std::cout << std::flush;
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return nil;
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}
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var builtin_println(var* local, gc& ngc) {
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for(auto& i : local[1].vec().elems) {
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std::cout << i;
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}
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std::cout << std::endl;
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return nil;
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}
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var builtin_exit(var* local, gc& ngc) {
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std::exit(local[1].num());
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return nil;
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}
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var builtin_abort(var* local, gc& ngc) {
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std::abort();
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return nil;
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}
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var builtin_append(var* local, gc& ngc) {
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var vec = local[1];
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var elem = local[2];
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if (vec.type!=vm_vec) {
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return nas_err("append", "\"vec\" must be vector");
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}
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auto& v = vec.vec().elems;
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for(auto& i : elem.vec().elems) {
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v.push_back(i);
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}
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return nil;
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}
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var builtin_setsize(var* local, gc& ngc) {
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var vec = local[1];
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var size = local[2];
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if (vec.type!=vm_vec) {
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return nas_err("setsize", "\"vec\" must be vector");
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}
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if (size.type!=vm_num || size.num()<0) {
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return nil;
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}
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vec.vec().elems.resize(static_cast<i64>(size.num()), nil);
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return nil;
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}
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var builtin_system(var* local, gc& ngc) {
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var str = local[1];
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if (str.type!=vm_str) {
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return var::num(-1);
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}
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return var::num((f64)system(str.str().c_str()));
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}
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var builtin_input(var* local, gc& ngc) {
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var end = local[1];
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var ret = ngc.alloc(vm_str);
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if (end.type!=vm_str || end.str().length()>1 || !end.str().length()) {
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std::cin >> ret.str();
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} else {
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std::getline(std::cin, ret.str(), end.str()[0]);
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}
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return ret;
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}
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var builtin_split(var* local, gc& ngc) {
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var delimeter = local[1];
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var str = local[2];
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if (delimeter.type!=vm_str) {
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return nas_err("split", "\"separator\" must be string");
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}
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if (str.type!=vm_str) {
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return nas_err("split", "\"str\" must be string");
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}
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const auto& deli = delimeter.str();
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const auto& s = str.str();
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// avoid being sweeped
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var res = ngc.temp = ngc.alloc(vm_vec);
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auto& vec = res.vec().elems;
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if (!deli.length()) {
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for(auto i : s) {
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vec.push_back(ngc.newstr(i));
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}
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ngc.temp = nil;
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return res;
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}
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usize last = 0;
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usize pos = s.find(deli, 0);
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while(pos!=std::string::npos) {
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if (pos>last) {
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vec.push_back(ngc.newstr(s.substr(last, pos-last)));
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}
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last = pos+deli.length();
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pos = s.find(deli, last);
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}
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if (last!=s.length()) {
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vec.push_back(ngc.newstr(s.substr(last)));
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}
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ngc.temp = nil;
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return res;
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}
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var builtin_rand(var* local, gc& ngc) {
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var val = local[1];
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if (val.type!=vm_num && val.type!=vm_nil) {
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return nas_err("rand", "\"seed\" must be nil or number");
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}
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if (val.type==vm_num) {
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srand((u32)val.num());
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return nil;
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}
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f64 num = 0;
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for(u32 i = 0; i<5; ++i) {
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num = (num+rand())*(1.0/(RAND_MAX+1.0));
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}
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return var::num(num);
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}
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var builtin_id(var* local, gc& ngc) {
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var val = local[1];
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std::stringstream ss;
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ss << "0";
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if (val.type>vm_num) {
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ss << "x" << std::hex << (u64)val.val.gcobj << std::dec;
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}
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return ngc.newstr(ss.str());
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}
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var builtin_int(var* local, gc& ngc) {
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var val = local[1];
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if (val.type!=vm_num && val.type!=vm_str) {
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return nil;
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}
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return var::num(static_cast<f64>(static_cast<i32>(val.tonum())));
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}
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var builtin_floor(var* local, gc& ngc) {
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var val = local[1];
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return var::num(std::floor(val.num()));
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}
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var builtin_num(var* local, gc& ngc) {
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var val = local[1];
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if (val.type==vm_num) {
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return val;
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}
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if (val.type!=vm_str) {
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return nil;
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}
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f64 res = val.tonum();
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if (std::isnan(res)) {
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return nil;
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}
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return var::num(res);
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}
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var builtin_pop(var* local, gc& ngc) {
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var val = local[1];
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if (val.type!=vm_vec) {
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return nas_err("pop", "\"vec\" must be vector");
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}
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auto& vec = val.vec().elems;
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if (vec.size()) {
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var tmp = vec.back();
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vec.pop_back();
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return tmp;
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}
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return nil;
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}
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var builtin_str(var* local, gc& ngc) {
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return ngc.newstr(local[1].tostr());
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}
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var builtin_size(var* local, gc& ngc) {
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var val = local[1];
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f64 num = 0;
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switch(val.type) {
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case vm_num: num = val.num(); break;
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case vm_str: num = val.str().length(); break;
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case vm_vec: num = val.vec().size(); break;
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case vm_hash: num = val.hash().size(); break;
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case vm_map: num = val.map().mapper.size(); break;
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}
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return var::num(num);
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}
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var builtin_time(var* local, gc& ngc) {
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var val = local[1];
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if (val.type!=vm_num) {
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return nas_err("time", "\"begin\" must be number");
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}
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time_t begin = (time_t)val.num();
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return var::num((f64)time(&begin));
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}
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var builtin_contains(var* local, gc& ngc) {
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var hash = local[1];
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var key = local[2];
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if (hash.type!=vm_hash || key.type!=vm_str) {
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return zero;
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}
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return hash.hash().elems.count(key.str())? one:zero;
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}
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var builtin_delete(var* local, gc& ngc) {
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var hash = local[1];
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var key = local[2];
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if (hash.type!=vm_hash) {
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return nas_err("delete", "\"hash\" must be hash");
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}
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if (key.type!=vm_str) {
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return nil;
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}
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if (hash.hash().elems.count(key.str())) {
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hash.hash().elems.erase(key.str());
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}
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return nil;
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}
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var builtin_keys(var* local, gc& ngc) {
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var hash = local[1];
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if (hash.type!=vm_hash && hash.type!=vm_map) {
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return nas_err("keys", "\"hash\" must be hash");
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}
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// avoid being sweeped
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var res = ngc.temp = ngc.alloc(vm_vec);
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auto& vec = res.vec().elems;
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if (hash.type==vm_hash) {
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for(const auto& iter : hash.hash().elems) {
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vec.push_back(ngc.newstr(iter.first));
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}
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} else {
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for(const auto& iter : hash.map().mapper) {
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vec.push_back(ngc.newstr(iter.first));
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}
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}
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ngc.temp=nil;
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return res;
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}
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var builtin_die(var* local, gc& ngc) {
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return nas_err("error", local[1].tostr());
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}
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var builtin_find(var* local, gc& ngc) {
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var needle = local[1];
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var haystack = local[2];
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usize pos = haystack.tostr().find(needle.tostr());
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if (pos==std::string::npos) {
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return var::num((f64)-1);
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}
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return var::num((f64)pos);
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}
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var builtin_type(var* local, gc& ngc) {
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switch(local[1].type) {
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case vm_none: return ngc.newstr("undefined");
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case vm_nil: return ngc.newstr("nil");
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case vm_num: return ngc.newstr("num");
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case vm_str: return ngc.newstr("str");
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case vm_vec: return ngc.newstr("vec");
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case vm_hash: return ngc.newstr("hash");
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case vm_func: return ngc.newstr("func");
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case vm_obj: return ngc.newstr("obj");
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case vm_co: return ngc.newstr("coroutine");
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case vm_map: return ngc.newstr("namespace");
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}
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return nil;
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}
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var builtin_substr(var* local, gc& ngc) {
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var str = local[1];
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var beg = local[2];
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var len = local[3];
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if (str.type!=vm_str) {
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return nas_err("substr", "\"str\" must be string");
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}
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if (beg.type!=vm_num || beg.num()<0) {
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return nas_err("substr", "\"begin\" should be number >= 0");
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}
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if (len.type!=vm_num || len.num()<0) {
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return nas_err("substr", "\"length\" should be number >= 0");
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}
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usize begin = (usize)beg.num();
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usize length = (usize)len.num();
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if (begin>=str.str().length()) {
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return nas_err("susbtr", "begin index out of range: "+std::to_string(begin));
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}
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return ngc.newstr(str.str().substr(begin,length));
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}
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var builtin_streq(var* local, gc& ngc) {
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var a = local[1];
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var b = local[2];
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return var::num(f64((a.type!=vm_str || b.type!=vm_str)? 0:(a.str()==b.str())));
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}
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var builtin_left(var* local, gc& ngc) {
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var str = local[1];
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var len = local[2];
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if (str.type!=vm_str) {
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return nas_err("left", "\"string\" must be string");
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}
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if (len.type!=vm_num) {
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return nas_err("left", "\"length\" must be number");
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}
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if (len.num()<0) {
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return ngc.newstr("");
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}
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return ngc.newstr(str.str().substr(0, len.num()));
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}
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var builtin_right(var* local, gc& ngc) {
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var str = local[1];
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var len = local[2];
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if (str.type!=vm_str) {
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return nas_err("right", "\"string\" must be string");
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}
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if (len.type!=vm_num) {
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return nas_err("right", "\"length\" must be number");
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}
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i32 length = static_cast<i32>(len.num());
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i32 srclen = str.str().length();
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if (length>srclen) {
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length = srclen;
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}
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if (length<0) {
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length = 0;
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}
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return ngc.newstr(str.str().substr(srclen-length, srclen));
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}
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var builtin_cmp(var* local, gc& ngc) {
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var a = local[1];
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var b = local[2];
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if (a.type!=vm_str || b.type!=vm_str) {
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return nas_err("cmp", "\"a\" and \"b\" must be string");
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}
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return var::num((f64)strcmp(a.str().c_str(), b.str().c_str()));
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}
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var builtin_chr(var* local, gc& ngc) {
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const char* extend[] = {
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"€"," ","‚","ƒ","„","…","†","‡",
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"ˆ","‰","Š","‹","Œ"," ","Ž"," ",
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" ","‘","’","“","”","•","–","—",
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"˜","™","š","›","œ"," ","ž","Ÿ",
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" ","¡","¢","£","¤","¥","¦","§",
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"¨","©","ª","«","¬"," ","®","¯",
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"°","±","²","³","´","µ","¶","·",
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"¸","¹","º","»","¼","½","¾","¿",
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"À","Á","Â","Ã","Ä","Å","Æ","Ç",
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"È","É","Ê","Ë","Ì","Í","Î","Ï",
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"Ð","Ñ","Ò","Ó","Ô","Õ","Ö","×",
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"Ø","Ù","Ú","Û","Ü","Ý","Þ","ß",
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"à","á","â","ã","ä","å","æ","ç",
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"è","é","ê","ë","ì","í","î","ï",
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"ð","ñ","ò","ó","ô","õ","ö","÷",
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"ø","ù","ú","û","ü","ý","þ","ÿ"
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};
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i32 num = local[1].num();
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if (0<=num && num<128) {
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return ngc.newstr((char)num);
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} else if (128<=num && num<256) {
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return ngc.newstr(extend[num-128]);
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}
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return ngc.newstr(" ");
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}
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var builtin_char(var* local, gc& ngc) {
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return ngc.newstr((unsigned char)local[1].num());
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}
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var builtin_values(var* local, gc& ngc) {
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var hash = local[1];
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if (hash.type!=vm_hash) {
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return nas_err("values", "\"hash\" must be hash");
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}
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var vec = ngc.alloc(vm_vec);
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auto& v = vec.vec().elems;
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for(auto& i : hash.hash().elems) {
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v.push_back(i.second);
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}
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return vec;
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}
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var builtin_sleep(var* local, gc& ngc) {
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var val = local[1];
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if (val.type!=vm_num) {
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return nil;
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}
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#if defined(_WIN32) && !defined(_GLIBCXX_HAS_GTHREADS)
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// mingw-w64 win32 thread model has no std::this_thread
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// also msvc will use this
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Sleep(i64(val.num()*1e3));
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#else
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std::this_thread::sleep_for(std::chrono::microseconds(i64(val.num()*1e6)));
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#endif
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return nil;
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}
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var builtin_platform(var* local, gc& ngc) {
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if (is_windows()) {
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return ngc.newstr("windows");
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} else if (is_linux()) {
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return ngc.newstr("linux");
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} else if (is_macos()) {
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return ngc.newstr("macOS");
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}
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return ngc.newstr("unknown");
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}
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var builtin_arch(var* local, gc& ngc) {
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if (is_x86()) {
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return ngc.newstr("x86");
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} else if (is_x86_64()) {
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return ngc.newstr("x86-64");
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} else if (is_amd64()) {
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return ngc.newstr("amd64");
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} else if (is_arm()) {
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return ngc.newstr("arm");
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} else if (is_aarch64()) {
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return ngc.newstr("aarch64");
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} else if (is_ia64()) {
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return ngc.newstr("ia64");
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} else if (is_powerpc()) {
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return ngc.newstr("powerpc");
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} else if (is_superh()) {
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return ngc.newstr("superh");
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}
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return ngc.newstr("unknown");
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}
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// md5 related functions
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std::string tohex(u32 num) {
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const char str16[] = "0123456789abcdef";
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std::string str = "";
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for(u32 i = 0; i<4; i++, num >>= 8) {
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std::string tmp = "";
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for(u32 j = 0, b = num&0xff; j<2; j++, b >>= 4) {
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tmp.insert(0, 1, str16[b&0xf]);
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}
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str += tmp;
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}
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return str;
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}
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std::string md5(const std::string& src) {
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std::vector<u32> buff;
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usize num = ((src.length()+8)>>6)+1;
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usize buffsize = num<<4;
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buff.resize(buffsize,0);
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for(usize i = 0; i<src.length(); i++) {
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buff[i>>2] |= ((u8)src[i])<<((i&0x3)<<3);
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}
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buff[src.length()>>2] |= 0x80<<(((src.length()%4))<<3);
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buff[buffsize-2] = (src.length()<<3)&0xffffffff;
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buff[buffsize-1] = ((src.length()<<3)>>32)&0xffffffff;
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// u32(abs(sin(i+1))*(2pow32))
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const u32 k[] = {
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0xd76aa478,0xe8c7b756,0x242070db,0xc1bdceee,0xf57c0faf,0x4787c62a,0xa8304613,0xfd469501,
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0x698098d8,0x8b44f7af,0xffff5bb1,0x895cd7be,0x6b901122,0xfd987193,0xa679438e,0x49b40821,
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0xf61e2562,0xc040b340,0x265e5a51,0xe9b6c7aa,0xd62f105d,0x02441453,0xd8a1e681,0xe7d3fbc8,
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0x21e1cde6,0xc33707d6,0xf4d50d87,0x455a14ed,0xa9e3e905,0xfcefa3f8,0x676f02d9,0x8d2a4c8a,
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0xfffa3942,0x8771f681,0x6d9d6122,0xfde5380c,0xa4beea44,0x4bdecfa9,0xf6bb4b60,0xbebfbc70,
|
||
0x289b7ec6,0xeaa127fa,0xd4ef3085,0x04881d05,0xd9d4d039,0xe6db99e5,0x1fa27cf8,0xc4ac5665,
|
||
0xf4292244,0x432aff97,0xab9423a7,0xfc93a039,0x655b59c3,0x8f0ccc92,0xffeff47d,0x85845dd1,
|
||
0x6fa87e4f,0xfe2ce6e0,0xa3014314,0x4e0811a1,0xf7537e82,0xbd3af235,0x2ad7d2bb,0xeb86d391
|
||
};
|
||
|
||
// left shift bits
|
||
const u32 s[] = {
|
||
7,12,17,22,7,12,17,22,7,12,17,22,7,12,17,22,
|
||
5,9,14,20,5,9,14,20,5,9,14,20,5,9,14,20,
|
||
4,11,16,23,4,11,16,23,4,11,16,23,4,11,16,23,
|
||
6,10,15,21,6,10,15,21,6,10,15,21,6,10,15,21
|
||
};
|
||
|
||
// index
|
||
const u32 idx[] = {
|
||
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, // g=i
|
||
1,6,11,0,5,10,15,4,9,14,3,8,13,2,7,12, // g=(5*i+1)%16;
|
||
5,8,11,14,1,4,7,10,13,0,3,6,9,12,15,2, // g=(3*i+5)%16;
|
||
0,7,14,5,12,3,10,1,8,15,6,13,4,11,2,9 // g=(7*i)%16;
|
||
};
|
||
|
||
#define shift(x,n) (((x)<<(n))|((x)>>(32-(n)))) // cycle left shift
|
||
#define md5f(x,y,z) (((x)&(y))|((~x)&(z)))
|
||
#define md5g(x,y,z) (((x)&(z))|((y)&(~z)))
|
||
#define md5h(x,y,z) ((x)^(y)^(z))
|
||
#define md5i(x,y,z) ((y)^((x)|(~z)))
|
||
|
||
u32 atmp = 0x67452301, btmp = 0xefcdab89;
|
||
u32 ctmp = 0x98badcfe, dtmp = 0x10325476;
|
||
for(u32 i = 0; i<buffsize; i += 16) {
|
||
u32 f, a = atmp, b = btmp, c = ctmp, d = dtmp;
|
||
for(u32 j = 0; j<64; j++) {
|
||
if (j<16) f = md5f(b, c, d);
|
||
else if (j<32) f = md5g(b, c, d);
|
||
else if (j<48) f = md5h(b, c, d);
|
||
else f = md5i(b, c, d);
|
||
u32 tmp = d;
|
||
d = c;
|
||
c = b;
|
||
b = b+shift((a+f+k[j]+buff[i+idx[j]]),s[j]);
|
||
a = tmp;
|
||
}
|
||
atmp += a;
|
||
btmp += b;
|
||
ctmp += c;
|
||
dtmp += d;
|
||
}
|
||
return tohex(atmp)+tohex(btmp)+tohex(ctmp)+tohex(dtmp);
|
||
}
|
||
|
||
var builtin_md5(var* local, gc& ngc) {
|
||
var str = local[1];
|
||
if (str.type!=vm_str) {
|
||
return nas_err("md5", "\"str\" must be string");
|
||
}
|
||
return ngc.newstr(md5(str.str()));
|
||
}
|
||
|
||
var builtin_millisec(var* local, gc& ngc) {
|
||
f64 res = std::chrono::duration_cast<std::chrono::milliseconds>
|
||
(std::chrono::high_resolution_clock::now().time_since_epoch())
|
||
.count();
|
||
return var::num(res);
|
||
}
|
||
|
||
var builtin_gcextend(var* local, gc& ngc) {
|
||
var type = local[1];
|
||
if (type.type!=vm_str) {
|
||
return nil;
|
||
}
|
||
auto& s = type.str();
|
||
if (s=="str") {
|
||
ngc.extend(vm_str);
|
||
} else if (s=="vec") {
|
||
ngc.extend(vm_vec);
|
||
} else if (s=="hash") {
|
||
ngc.extend(vm_hash);
|
||
} else if (s=="func") {
|
||
ngc.extend(vm_func);
|
||
} else if (s=="upval") {
|
||
ngc.extend(vm_upval);
|
||
} else if (s=="obj") {
|
||
ngc.extend(vm_obj);
|
||
} else if (s=="co") {
|
||
ngc.extend(vm_co);
|
||
}
|
||
return nil;
|
||
}
|
||
|
||
var builtin_gcinfo(var* local, gc& ngc) {
|
||
auto den = std::chrono::high_resolution_clock::duration::period::den;
|
||
var res = ngc.alloc(vm_hash);
|
||
|
||
double total = 0;
|
||
for(u32 i = 0; i<gc_type_size; ++i) {
|
||
total += ngc.gcnt[i];
|
||
}
|
||
// using ms
|
||
auto& map = res.hash().elems;
|
||
map["total"] = var::num(ngc.worktime*1.0/den*1000);
|
||
map["average"] = var::num(ngc.worktime*1.0/den*1000/total);
|
||
map["max_gc"] = var::num(ngc.max_time*1.0/den*1000);
|
||
map["max_mark"] = var::num(ngc.max_mark_time*1.0/den*1000);
|
||
map["max_sweep"] = var::num(ngc.max_sweep_time*1.0/den*1000);
|
||
return res;
|
||
}
|
||
|
||
var builtin_logtime(var* local, gc& ngc) {
|
||
time_t t = time(nullptr);
|
||
tm* tm_t = localtime(&t);
|
||
char s[64];
|
||
snprintf(
|
||
s,64,"%d-%.2d-%.2d %.2d:%.2d:%.2d",
|
||
tm_t->tm_year+1900,
|
||
tm_t->tm_mon+1,
|
||
tm_t->tm_mday,
|
||
tm_t->tm_hour,
|
||
tm_t->tm_min,
|
||
tm_t->tm_sec
|
||
);
|
||
return ngc.newstr(s);
|
||
}
|
||
|
||
var builtin_ghosttype(var* local, gc& ngc) {
|
||
var arg = local[1];
|
||
if (arg.type!=vm_obj) {
|
||
return nas_err("ghosttype", "this is not a ghost object.");
|
||
}
|
||
const auto& name = arg.obj().get_ghost_name();
|
||
if (!name.length()) {
|
||
return var::num((u64)arg.obj().ptr);
|
||
}
|
||
return ngc.newstr(name);
|
||
}
|
||
|
||
nasal_builtin_table builtin[] = {
|
||
{"__print", builtin_print},
|
||
{"__println", builtin_println},
|
||
{"__exit", builtin_exit},
|
||
{"__abort", builtin_abort},
|
||
{"__append", builtin_append},
|
||
{"__setsize", builtin_setsize},
|
||
{"__system", builtin_system},
|
||
{"__input", builtin_input},
|
||
{"__split", builtin_split},
|
||
{"__rand", builtin_rand},
|
||
{"__id", builtin_id},
|
||
{"__int", builtin_int},
|
||
{"__floor", builtin_floor},
|
||
{"__num", builtin_num},
|
||
{"__pop", builtin_pop},
|
||
{"__str", builtin_str},
|
||
{"__size", builtin_size},
|
||
{"__time", builtin_time},
|
||
{"__contains", builtin_contains},
|
||
{"__delete", builtin_delete},
|
||
{"__keys", builtin_keys},
|
||
{"__die", builtin_die},
|
||
{"__find", builtin_find},
|
||
{"__type", builtin_type},
|
||
{"__substr", builtin_substr},
|
||
{"__streq", builtin_streq},
|
||
{"__left", builtin_left},
|
||
{"__right", builtin_right},
|
||
{"__cmp", builtin_cmp},
|
||
{"__chr", builtin_chr},
|
||
{"__char", builtin_char},
|
||
{"__values", builtin_values},
|
||
{"__sleep", builtin_sleep},
|
||
{"__platform", builtin_platform},
|
||
{"__arch", builtin_arch},
|
||
{"__md5", builtin_md5},
|
||
{"__millisec", builtin_millisec},
|
||
{"__gcextd", builtin_gcextend},
|
||
{"__gcinfo", builtin_gcinfo},
|
||
{"__logtime", builtin_logtime},
|
||
{"__ghosttype", builtin_ghosttype},
|
||
{nullptr, nullptr}
|
||
};
|
||
|
||
}
|