feat: reorg code, and prepare for c bindings

deltachat-ffi/.gitignore

@@ -0,0 +1,5 @@
+/target/
+**/*.rs.bk
+Cargo.lock
+.profile
+*.h

deltachat-ffi/Cargo.toml

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+[package]
+name = "deltachat_ffi"
+version = "0.1.0"
+description = "Deltachat FFI"
+authors = ["dignifiedquire <dignifiedquire@gmail.com>"]
+edition = "2018"
+readme = "README.md"
+license = "MIT OR Apache-2.0"
+
+keywords = ["deltachat", "chat", "openpgp", "email", "encryption"]
+categories = ["cryptography", "std", "email"]
+
+[lib]
+crate-type = ["cdylib", "staticlib"]
+
+[dependencies]
+deltachat = { path = "../" }
+libc = "0.2"
+
+[build-dependencies]
+cbindgen = "0.8"

deltachat-ffi/README.md

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+# Delta Chat C Interface

deltachat-ffi/build.rs

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+fn main() {
+    let crate_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap();
+
+    let cfg = cbindgen::Config::from_root_or_default(std::path::Path::new(&crate_dir));
+
+    let c = cbindgen::Builder::new()
+        .with_config(cfg)
+        .with_crate(crate_dir)
+        .with_language(cbindgen::Language::C)
+        .generate();
+
+    // This is needed to ensure we don't panic if there are errors in the crates code
+    // but rather just tell the rest of the system we can't proceed.
+    match c {
+        Ok(res) => {
+            res.write_to_file("deltachat.h");
+        }
+        Err(err) => {
+            eprintln!("unable to generate bindings: {:#?}", err);
+            std::process::exit(1);
+        }
+    }
+}

deltachat-ffi/cbindgen.toml

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+[parse]
+parse_deps = true
+include = ["deltachat"]

deltachat-ffi/src/lib.rs

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+#![allow(
+    non_camel_case_types,
+    non_snake_case,
+    non_upper_case_globals,
+    non_upper_case_globals,
+    non_camel_case_types,
+    non_snake_case
+)]
+use deltachat::*;
+use libc;
+
+pub const DC_VERSION_STR: &'static str = "0.43.0\x00";
+
+#[no_mangle]
+pub type dc_array_t = dc_array::dc_array_t;
+
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_unref(a: *mut dc_array::dc_array_t) {
+    dc_array::dc_array_unref(a)
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_add_uint(array: *mut dc_array_t, item: libc::c_ulong) {
+    dc_array::dc_array_add_uint(array, item)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_add_id(array: *mut dc_array_t, item: libc::c_uint) {
+    dc_array::dc_array_add_id(array, item)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_add_ptr(array: *mut dc_array_t, item: *mut libc::c_void) {
+    dc_array::dc_array_add_ptr(array, item)
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_cnt(array: *const dc_array_t) -> libc::c_ulong {
+    dc_array::dc_array_get_cnt(array)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_uint(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_ulong {
+    dc_array::dc_array_get_uint(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_id(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_uint {
+    dc_array::dc_array_get_id(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_ptr(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> *mut libc::c_void {
+    dc_array::dc_array_get_ptr(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_latitude(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_double {
+    dc_array::dc_array_get_latitude(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_longitude(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_double {
+    dc_array::dc_array_get_longitude(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_accuracy(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_double {
+    dc_array::dc_array_get_accuracy(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_timestamp(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_long {
+    dc_array::dc_array_get_timestamp(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_chat_id(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_uint {
+    dc_array::dc_array_get_chat_id(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_contact_id(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_uint {
+    dc_array::dc_array_get_contact_id(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_msg_id(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> libc::c_uint {
+    dc_array::dc_array_get_msg_id(array, index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_marker(
+    array: *const dc_array_t,
+    index: libc::c_ulong,
+) -> *mut libc::c_char {
+    dc_array::dc_array_get_marker(array, index)
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_search_id(
+    array: *const dc_array_t,
+    needle: libc::c_uint,
+    ret_index: *mut libc::c_ulong,
+) -> libc::c_int {
+    dc_array::dc_array_search_id(array, needle, ret_index)
+}
+#[no_mangle]
+pub unsafe extern "C" fn dc_array_get_raw(array: *const dc_array_t) -> *const libc::c_ulong {
+    dc_array::dc_array_get_raw(array)
+}