diff --git a/src/chat/config/Cargo.toml b/src/chat/config/Cargo.toml new file mode 100644 index 0000000..07c7923 --- /dev/null +++ b/src/chat/config/Cargo.toml @@ -0,0 +1,27 @@ +# This is part of WHY2 +# Copyright (C) 2022 Václav Šmejkal + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +[package] +name = "why2_chat_config" +version = "0.1.0" +edition = "2021" + +[lib] +name = "why2_chat_config" +crate-type = ["cdylib"] + +[dependencies] +toml = "0.8.8" diff --git a/src/chat/config/src/lib.rs b/src/chat/config/src/lib.rs new file mode 100644 index 0000000..a9abe7f --- /dev/null +++ b/src/chat/config/src/lib.rs @@ -0,0 +1,76 @@ +/* +This is part of WHY2 +Copyright (C) 2022 Václav Šmejkal + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +*/ + +use std:: +{ + fs::read_to_string, + os::raw::c_char, + + ffi:: + { + CString, + CStr, + }, +}; + +#[no_mangle] +pub extern "C" fn why2_config_read(path: *const c_char, key: *const c_char) -> *mut c_char +{ + //CONVERT C STRINGS TO + let path_r = unsafe { CStr::from_ptr(path).to_string_lossy().into_owned() }; + let key_r = unsafe { CStr::from_ptr(key).to_string_lossy().into_owned() }; + + //GET FILE CONTENT + let file_raw = match read_to_string(&path_r) + { + Ok(raw) => raw, + Err(e) => panic!("Could not read TOML config: {}\n{}", path_r, e), + }; + + //PARSE FILE + let data: toml::Value = match toml::from_str(&file_raw) + { + Ok(data) => data, + Err(e) => panic!("Could not parse TOML config: {}\n{}", path_r, e), + }; + + //GET VALUE BY key_r + let mut value = match data.get(&key_r) + { + Some(value) => value.to_string(), + None => panic!("Key \"{}\" not found in TOML config: {}", key_r, path_r), + }; + + value = value.replace("\"", "").trim().to_string(); //REMOVE QUOTES + + CString::new(value).unwrap().into_raw() +} + +#[no_mangle] +pub extern "C" fn why2_config_read_free(s: *mut c_char) //BECAUSE THIS IS RUST MODULE I HAVE TO CREATE A DEALLOCATING FUNCTION +{ + unsafe //DON'T TRUST THIS, I DEFINITELY KNOW WHAT I'M DOING (idk) + { + if s.is_null() //bro + { + return; + } + + drop(CString::from_raw(s)); //DROP THE PTR + } +} \ No newline at end of file