ed/metadesk
1
0
Fork 0
mirror of https://github.com/Ed94/metadesk.git synced 2026-08-04 06:38:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

progress on os (on files)

Browse Source
This commit is contained in:
ed
2025-02-07 19:05:04 -05:00
parent 475dd029e0
commit a4f915d27d
10 changed files with 564 additions and 552 deletions
Download Patch File Download Diff File Expand all files Collapse all files
code/os/os.h
+129 -18
View File
@@ -19,7 +19,6 @@
# error OS core layer not implemented for this operating system.
#endif
// Copyright (c) 2024 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)
@@ -162,31 +161,144 @@ typedef void OS_ThreadFunctionType(void *ptr);
////////////////////////////////
//~ rjf: Handle Type Functions (Helpers, Implemented Once)
OS_Handle os_handle_zero (void);
B32 os_handle_match (OS_Handle a, OS_Handle b);
void os_handle_list_push (Arena* arena, OS_HandleList* handles, OS_Handle handle);
OS_HandleArray os_handle_array_from_list(Arena* arena, OS_HandleList* list);
force_inline OS_Handle os_handle_zero (void) { OS_Handle handle = {0}; return handle; }
force_inline B32 os_handle_match(OS_Handle a, OS_Handle b) { return a.u64[0] == b.u64[0]; }
void os_handle_list_push (Arena* arena, OS_HandleList* handles, OS_Handle handle);
void os_handle_list_alloc (AllocatorInfo ainfo, OS_HandleList* handles, OS_Handle handle);
OS_HandleArray os_handle_array_from_list (Arena* arena, OS_HandleList* list);
OS_HandleArray os_handle_array_from_list_alloc(AllocatorInfo ainfo, OS_HandleList* list);
inline void
os_handle_list_push(Arena* arena, OS_HandleList* handles, OS_Handle handle) {
#if MD_DONT_MAP_ARENA_TO_ALLOCATOR_IMPL
OS_HandleNode* n = push_array(arena, OS_HandleNode, 1);
n->v = handle;
sll_queue_push(handles->first, handles->last, n);
handles->count += 1;
#else
return os_handle_list_alloc(arena_allocator(arena), handles, handle);
#endif
}
inline OS_HandleArray
os_handle_array_from_list(Arena* arena, OS_HandleList* list) {
#if MD_DONT_MAP_ARENA_TO_ALLOCATOR_IMPL
OS_HandleArray result = {0};
result.count = list->count;
result.v = push_array_no_zero(arena, OS_Handle, result.count);
U64 idx = 0;
for(OS_HandleNode* n = list->first; n != 0; n = n->next, idx += 1) {
result.v[idx] = n->v;
}
return result;
#else
return os_handle_array_from_list_alloc(arena_allocator(arena), list);
#endif
}
inline void
os_handle_list_alloc(AllocatorInfo ainfo, OS_HandleList* handles, OS_Handle handle) {
OS_HandleNode* n = alloc_array(ainfo, OS_HandleNode, 1);
n->v = handle;
sll_queue_push(handles->first, handles->last, n);
handles->count += 1;
}
inline OS_HandleArray
os_handle_array_from_list_alloc(AllocatorInfo ainfo, OS_HandleList* list) {
OS_HandleArray result = {0};
result.count = list->count;
result.v = alloc_array_no_zero(ainfo, OS_Handle, result.count);
U64 idx = 0;
for(OS_HandleNode* n = list->first; n != 0; n = n->next, idx += 1) {
result.v[idx] = n->v;
}
return result;
}
////////////////////////////////
//~ rjf: Command Line Argc/Argv Helper (Helper, Implemented Once)
internal String8List os_string_list_from_argcv(Arena *arena, int argc, char **argv);
inline String8List
os_string_list_from_argcv(Arena* arena, int argc, char** argv) {
String8List result = {0};
for(int i = 0; i < argc; i += 1)
{
String8 str = str8_cstring(argv[i]);
str8_list_push(arena, &result, str);
}
return result;
}
////////////////////////////////
//~ rjf: Filesystem Helpers (Helpers, Implemented Once)
internal String8 os_data_from_file_path(Arena *arena, String8 path);
internal B32 os_write_data_to_file_path(String8 path, String8 data);
internal B32 os_write_data_list_to_file_path(String8 path, String8List list);
internal B32 os_append_data_to_file_path(String8 path, String8 data);
internal OS_FileID os_id_from_file_path(String8 path);
internal S64 os_file_id_compare(OS_FileID a, OS_FileID b);
internal String8 os_string_from_file_range(Arena *arena, OS_Handle file, Rng1U64 range);
MD_API B32 os_write_data_to_file_path (String8 path, String8 data);
MD_API B32 os_write_data_list_to_file_path(String8 path, String8List list);
MD_API B32 os_append_data_to_file_path (String8 path, String8 data);
OS_FileID os_id_from_file_path (String8 path);
S64 os_file_id_compare (OS_FileID a, OS_FileID b);
String8 os_data_from_file_path (Arena* arena, String8 path);
String8 os_data_from_file_path_alloc (AllocatorInfo ainfo, String8 path);
MD_API String8 os_string_from_file_range (Arena* arena, OS_Handle file, Rng1U64 range);
MD_API String8 os_string_from_file_range_alloc(AllocatorInfo ainfo, OS_Handle file, Rng1U64 range);
inline String8
os_data_from_file_path(Arena* arena, String8 path)
{
#if MD_DONT_MAP_ARENA_TO_ALLOCATOR_IMPL
OS_Handle file = os_file_open(OS_AccessFlag_Read | OS_AccessFlag_ShareRead, path);
FileProperties props = os_properties_from_file(file);
String8 data = os_string_from_file_range(arena, file, r1u64(0, props.size));
os_file_close(file);
return data;
#else
return os_data_from_file_path_alloc(arena_allocator(arena), path);
#endif
}
inline String8
os_data_from_file_path_alloc(AllocatorInfo ainfo, String8 path)
{
OS_Handle file = os_file_open(OS_AccessFlag_Read|OS_AccessFlag_ShareRead, path);
FileProperties props = os_properties_from_file(file);
String8 data = os_string_from_file_range_alloc(ainfo, file, r1u64(0, props.size));
os_file_close(file);
return data;
}
inline OS_FileID
os_id_from_file_path(String8 path) {
OS_Handle file = os_file_open(OS_AccessFlag_Read | OS_AccessFlag_ShareRead, path);
OS_FileID id = os_id_from_file(file);
os_file_close(file);
return id;
}
inline S64 os_file_id_compare(OS_FileID a, OS_FileID b) { S64 cmp = memory_compare((void*)&a.v[0], (void*)&b.v[0], sizeof(a.v)); return cmp; }
////////////////////////////////
//~ rjf: GUID Helpers (Helpers, Implemented Once)
internal String8 os_string_from_guid(Arena *arena, OS_Guid guid);
inline String8
os_string_from_guid(Arena* arena, OS_Guid guid) {
String8 result = push_str8f(arena, "%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X",
guid.data1,
guid.data2,
guid.data3,
guid.data4[0],
guid.data4[1],
guid.data4[2],
guid.data4[3],
guid.data4[4],
guid.data4[5],
guid.data4[6],
guid.data4[7]);
return result;
}
////////////////////////////////
//~ rjf: @os_hooks System/Process Info (Implemented Per-OS)
@@ -239,11 +351,11 @@ internal FileProperties os_properties_from_file_path(String8 path);
//- rjf: file maps
internal OS_Handle os_file_map_open(OS_AccessFlags flags, OS_Handle file);
internal void os_file_map_close(OS_Handle map);
internal void * os_file_map_view_open(OS_Handle map, OS_AccessFlags flags, Rng1U64 range);
internal void* os_file_map_view_open(OS_Handle map, OS_AccessFlags flags, Rng1U64 range);
internal void os_file_map_view_close(OS_Handle map, void *ptr, Rng1U64 range);
//- rjf: directory iteration
internal OS_FileIter *os_file_iter_begin(Arena *arena, String8 path, OS_FileIterFlags flags);
internal OS_FileIter* os_file_iter_begin(Arena *arena, String8 path, OS_FileIterFlags flags);
internal B32 os_file_iter_next(Arena *arena, OS_FileIter *iter, OS_FileInfo *info_out);
internal void os_file_iter_end(OS_FileIter *iter);
@@ -256,7 +368,7 @@ internal B32 os_make_directory(String8 path);
internal OS_Handle os_shared_memory_alloc(U64 size, String8 name);
internal OS_Handle os_shared_memory_open(String8 name);
internal void os_shared_memory_close(OS_Handle handle);
internal void * os_shared_memory_view_open(OS_Handle handle, Rng1U64 range);
internal void* os_shared_memory_view_open(OS_Handle handle, Rng1U64 range);
internal void os_shared_memory_view_close(OS_Handle handle, void *ptr, Rng1U64 range);
////////////////////////////////
@@ -351,4 +463,3 @@ internal OS_Guid os_make_guid(void);
#if BUILD_ENTRY_DEFINING_UNIT
internal void entry_point(CmdLine *cmdline);
#endif