From db2293144a675a5ce32027c915302b3651629aee Mon Sep 17 00:00:00 2001 From: Nakst Date: Sat, 10 Mar 2018 21:33:59 +0000 Subject: [PATCH] update essence bindings --- core/os/essence.odin | 151 ++++++++++++++++++++++++++++++------------- src/main.cpp | 2 +- 2 files changed, 106 insertions(+), 47 deletions(-) diff --git a/core/os/essence.odin b/core/os/essence.odin index 1973500bb..501a68e99 100644 --- a/core/os/essence.odin +++ b/core/os/essence.odin @@ -3,10 +3,36 @@ foreign import api "system:api" Handle :: distinct int; Errno :: distinct int; -O_RDONLY :: 1; -O_WRONLY :: 2; -O_CREATE :: 4; -O_TRUNC :: 4; +O_RDONLY :: 0x00001; +O_WRONLY :: 0x00002; +O_RDWR :: 0x00003; +O_CREATE :: 0x00040; +O_EXCL :: 0x00080; +O_TRUNC :: 0x00200; +O_APPEND :: 0x00400; + +ERROR_NONE : Errno : -1 ; +ERROR_UNKNOWN_OPERATION_FAILURE : Errno : -7 ; +ERROR_PATH_NOT_WITHIN_MOUNTED_VOLUME : Errno : -14; +ERROR_PATH_NOT_FOUND : Errno : -15; +ERROR_FILE_EXISTS : Errno : -19; +ERROR_FILE_NOT_FOUND : Errno : -20; +ERROR_DRIVE_ERROR_FILE_DAMAGED : Errno : -21; +ERROR_ACCESS_NOT_WITHIN_FILE_BOUNDS : Errno : -22; +ERROR_ACCESS_DENIED : Errno : -23; +ERROR_FILE_IN_EXCLUSIVE_USE : Errno : -24; +ERROR_FILE_CANNOT_GET_EXCLUSIVE_USE : Errno : -25; +ERROR_INCORRECT_NODE_TYPE : Errno : -26; +ERROR_EVENT_NOT_SET : Errno : -27; +ERROR_TIMEOUT_REACHED : Errno : -29; +ERROR_REQUEST_CLOSED_BEFORE_COMPLETE : Errno : -30; +ERROR_NO_CHARACTER_AT_COORDINATE : Errno : -31; +ERROR_FILE_ON_READ_ONLY_VOLUME : Errno : -32; +ERROR_USER_CANCELED_IO : Errno : -33; +ERROR_DRIVE_CONTROLLER_REPORTED : Errno : -35; +ERROR_COULD_NOT_ISSUE_PACKET : Errno : -36; + +ERROR_NOT_IMPLEMENTED : Errno : 1; OS_Node_Type :: enum i32 { File = 0, @@ -18,22 +44,23 @@ OS_Node_Information :: struct { id: [16]byte, ntype: OS_Node_Type, size: i64, + + // Our additions... position: i64, } foreign api { - @(link_name="OSHelloWorld") os_hello_world :: proc() ---; - @(link_name="OSPrintDirect") os_print_direct :: proc(str: cstring, length: int) ---; - @(link_name="OSHeapAllocate") os_heap_allocate :: proc(bytes: int, zero: bool) -> rawptr ---; - @(link_name="OSHeapFree") os_heap_free :: proc(address: rawptr) ---; - @(link_name="OSOpenNode") os_open_node :: proc(path: cstring, path_length: int, flags: u64, information: ^OS_Node_Information) -> Errno ---; - @(link_name="OSResizeFile") os_resize_file :: proc(handle: Handle, new_size: u64) -> Errno ---; - @(link_name="OSCloseHandle") os_close_handle :: proc(handle: Handle) ---; - @(link_name="OSWriteFileSync") os_write_file_sync :: proc(handle: Handle, offset: i64, size: i64, buffer: rawptr) -> i64 ---; - @(link_name="OSReadFileSync") os_read_file_sync :: proc(handle: Handle, offset: i64, size: i64, buffer: rawptr) -> i64 ---; - @(link_name="OSInitialiseAPI") os_initialise_api :: proc() -> int ---; - @(link_name="OSTerminateProcess") os_terminate_process :: proc(handle: Handle) ---; - @(link_name="realloc") os_heap_reallocate :: proc(address: rawptr, size: int) -> rawptr ---; + @(link_name="OSPrintDirect") OSPrintDirect :: proc(str: ^u8, length: int) ---; + @(link_name="malloc") OSMalloc :: proc(bytes: int) -> rawptr ---; + @(link_name="free") OSFree :: proc(address: rawptr) ---; + @(link_name="OSOpenNode") OSOpenNode :: proc(path: ^u8, path_length: int, flags: u64, information: ^OS_Node_Information) -> Errno ---; + @(link_name="OSResizeFile") OSResizeFile :: proc(handle: Handle, new_size: u64) -> Errno ---; + @(link_name="OSCloseHandle") OSCloseHandle :: proc(handle: Handle) ---; + @(link_name="OSWriteFileSync") OSWriteFileSync :: proc(handle: Handle, offset: i64, size: i64, buffer: rawptr) -> i64 ---; + @(link_name="OSReadFileSync") OSReadFileSync :: proc(handle: Handle, offset: i64, size: i64, buffer: rawptr) -> i64 ---; + @(link_name="realloc") OSRealloc :: proc(address: rawptr, size: int) -> rawptr ---; + @(link_name="OSGetThreadID") OSGetThreadID :: proc(handle: Handle) -> int ---; + @(link_name="OSRefreshNodeInformation") OSRefreshNodeInformation :: proc(information: ^OS_Node_Information) ---; } stdin := Handle(-1); // Not implemented @@ -41,56 +68,91 @@ stdout := Handle(0); stderr := Handle(0); current_thread_id :: proc() -> int { - // Not implemented - return -1; + return OSGetThreadID(Handle(0x1000)); } heap_alloc :: proc(size: int) -> rawptr { - return os_heap_allocate(size, true); + return OSMalloc(size); } heap_free :: proc(address: rawptr) { - os_heap_free(address); + OSFree(address); } heap_resize :: proc(address: rawptr, new_size: int) -> rawptr { - return os_heap_reallocate(address, new_size); + return OSRealloc(address, new_size); } open :: proc(path: string, mode: int = O_RDONLY, perm: u32 = 0) -> (Handle, Errno) { - information := new(OS_Node_Information); - error := os_open_node(&path[0], len(path), u64(mode), information); - if error < -1 do return 0, 1; - information.position = 0; - if mode&O_TRUNC==O_TRUNC { - error := os_resize_file(information.handle, 0); - if error < -1 do return 0, 1; + flags : u64 = 0; + + if mode & O_CREATE == O_CREATE { + flags = flags | 0x9000; // Fail if found and create directories leading to the file if they don't exist + } else { + flags = flags | 0x2000; // Fail if not found } - return Handle(uintptr(information)), 0; + + if mode & O_EXCL == O_EXCL { + flags = flags | 0x111; // Block opening the node for any reason + } + + if mode & O_RDONLY == O_RDONLY { + flags = flags | 0x2; // Read access + } + + if mode & O_WRONLY == O_WRONLY { + flags = flags | 0x220; // Write and resize access + } + + if mode & O_TRUNC == O_TRUNC { + flags = flags | 0x200; // Resize access + } + + information := new(OS_Node_Information); + error := OSOpenNode(&path[0], len(path), flags, information); + + if error < ERROR_NONE { + free(information); + return 0, error; + } + + if mode & O_TRUNC == O_TRUNC { + error := OSResizeFile(information.handle, 0); + if error < ERROR_NONE do return 0, ERROR_UNKNOWN_OPERATION_FAILURE; + } + + if mode & O_APPEND == O_APPEND { + information.position = information.size; + } else { + information.position = 0; + } + + return Handle(uintptr(information)), ERROR_NONE; } close :: proc(fd: Handle) { information := (^OS_Node_Information)(uintptr(fd)); - os_close_handle(information.handle); + OSCloseHandle(information.handle); free(information); } file_size :: proc(fd: Handle) -> (i64, Errno) { - // Not (properly) implemented - information := cast(^OS_Node_Information)uintptr(fd); - return information.size,0; + x : OS_Node_Information; + OSRefreshNodeInformation(&x); + return x.size, ERROR_NONE; } write :: proc(fd: Handle, data: []byte) -> (int, Errno) { if fd == 0 { - os_print_direct(&data[0], len(data)); - return len(data), 0; + OSPrintDirect(&data[0], len(data)); + return len(data), ERROR_NONE; } else if fd == 1 { assert(false); - return 0, 1; + return 0, ERROR_NOT_IMPLEMENTED; } + information := (^OS_Node_Information)(uintptr(fd)); - count := os_write_file_sync(information.handle, information.position, i64(len(data)), &data[0]); + count := OSWriteFileSync(information.handle, information.position, i64(len(data)), &data[0]); if count < 0 do return 0, 1; information.position += count; return int(count), 0; @@ -99,15 +161,12 @@ write :: proc(fd: Handle, data: []byte) -> (int, Errno) { read :: proc(fd: Handle, data: []byte) -> (int, Errno) { if (fd == 0 || fd == 1) { assert(false); - return 0, 1; + return 0, ERROR_NOT_IMPLEMENTED; } - information := (^OS_Node_Information)(uintptr(fd)); - count := os_read_file_sync(information.handle, information.position, i64(len(data)), &data[0]); - if count < 0 do return 0, 1; - information.position += count; - return int(count), 0; -} -os_terminate_this_process :: proc() { - os_terminate_process(0x1001); + information := (^OS_Node_Information)(uintptr(fd)); + count := OSReadFileSync(information.handle, information.position, i64(len(data)), &data[0]); + if count < 0 do return 0, ERROR_UNKNOWN_OPERATION_FAILURE; + information.position += count; + return int(count), ERROR_NONE; } diff --git a/src/main.cpp b/src/main.cpp index 65597dfc5..5a9f57ade 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -1013,7 +1013,7 @@ int main(int arg_count, char **arg_ptr) { #endif , linker, LIT(output_base), LIT(output_base), output_ext, lib_str, - str_eq_ignore_case(cross_compile_target, str_lit("Essence")) ? "" : "-lc -lm", + str_eq_ignore_case(cross_compile_target, str_lit("Essence")) ? "-lfreetype -lglue" : "-lc -lm", LIT(build_context.link_flags), link_settings, LIT(cross_compile_lib_dir)