mirror of
https://github.com/Ed94/gencpp.git
synced 2024-11-12 20:04:52 -08:00
Ed_
2e5e31ed3b
Mostly just cleanup and renaming of certain stuff (mostly in dependencies). * Changed uw and sw to usize and ssize. * Removed zpl_cast usage throughout dependencies * No longer using GEN_DEF_INLINE & GEN_IMPL_INLINE * header_start.hpp renamed to platform.hpp for depdendencies header.
131 lines
2.8 KiB
C++
131 lines
2.8 KiB
C++
#ifdef GEN_INTELLISENSE_DIRECTIVES
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# pragma once
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# include "hashing.cpp"
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#endif
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#pragma region String
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String String::fmt( AllocatorInfo allocator, char* buf, ssize buf_size, char const* fmt, ... )
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{
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va_list va;
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va_start( va, fmt );
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str_fmt_va( buf, buf_size, fmt, va );
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va_end( va );
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return make( allocator, buf );
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}
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String String::make_length( AllocatorInfo allocator, char const* str, ssize length )
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{
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constexpr ssize header_size = sizeof( Header );
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s32 alloc_size = header_size + length + 1;
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void* allocation = alloc( allocator, alloc_size );
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if ( allocation == nullptr )
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return { nullptr };
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Header&
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header = * rcast(Header*, allocation);
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header = { allocator, length, length };
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String result = { rcast( char*, allocation) + header_size };
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if ( length && str )
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mem_copy( result, str, length );
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else
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mem_set( result, 0, alloc_size - header_size );
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result[ length ] = '\0';
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return result;
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}
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String String::make_reserve( AllocatorInfo allocator, ssize capacity )
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{
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constexpr ssize header_size = sizeof( Header );
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s32 alloc_size = header_size + capacity + 1;
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void* allocation = alloc( allocator, alloc_size );
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if ( allocation == nullptr )
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return { nullptr };
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mem_set( allocation, 0, alloc_size );
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Header*
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header = rcast(Header*, allocation);
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header->Allocator = allocator;
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header->Capacity = capacity;
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header->Length = 0;
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String result = { rcast(char*, allocation) + header_size };
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return result;
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}
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String String::fmt_buf( AllocatorInfo allocator, char const* fmt, ... )
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{
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local_persist thread_local
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char buf[ GEN_PRINTF_MAXLEN ] = { 0 };
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va_list va;
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va_start( va, fmt );
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str_fmt_va( buf, GEN_PRINTF_MAXLEN, fmt, va );
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va_end( va );
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return make( allocator, buf );
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}
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bool String::append_fmt( char const* fmt, ... )
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{
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ssize res;
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char buf[ GEN_PRINTF_MAXLEN ] = { 0 };
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va_list va;
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va_start( va, fmt );
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res = str_fmt_va( buf, count_of( buf ) - 1, fmt, va ) - 1;
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va_end( va );
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return append( buf, res );
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}
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bool String::make_space_for( char const* str, ssize add_len )
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{
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ssize available = avail_space();
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// NOTE: Return if there is enough space left
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if ( available >= add_len )
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{
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return true;
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}
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else
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{
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ssize new_len, old_size, new_size;
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void* ptr;
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void* new_ptr;
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AllocatorInfo allocator = get_header().Allocator;
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Header* header = nullptr;
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new_len = grow_formula( length() + add_len );
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ptr = & get_header();
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old_size = size_of( Header ) + length() + 1;
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new_size = size_of( Header ) + new_len + 1;
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new_ptr = resize( allocator, ptr, old_size, new_size );
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if ( new_ptr == nullptr )
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return false;
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header = rcast( Header*, new_ptr);
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header->Allocator = allocator;
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header->Capacity = new_len;
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Data = rcast( char*, header + 1 );
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return true;
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}
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}
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#pragma endregion String
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