Add bibutils wrapper

crates/bibutils/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "bibutils"
+version = "0.1.0"
+authors = [
+    "Eric Förster <efoerster@users.noreply.github.com>",
+    "Patrick Förster <pfoerster@users.noreply.github.com>"]
+edition = "2018"
+
+[dependencies]
+bibutils-sys = { path = "../bibutils_sys" }
+libc = "0.2"
+tempfile = "3"
+tokio = "0.2.0-alpha.6"

crates/bibutils/src/lib.rs

@@ -0,0 +1,106 @@
+use bibutils_sys::*;
+use std::ffi::CString;
+use std::mem::MaybeUninit;
+use tempfile::tempdir;
+use tokio::fs;
+
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
+pub enum InputFormat {
+    Bibtex,
+    Biblatex,
+    Copac,
+    Ebi,
+    Endnote,
+    EndnoteXml,
+    Medline,
+    Mods,
+    Nbib,
+    Ris,
+    Word,
+}
+
+impl InputFormat {
+    fn read_mode(self) -> u32 {
+        match self {
+            Self::Bibtex => BIBL_BIBTEXIN,
+            Self::Biblatex => BIBL_BIBLATEXIN,
+            Self::Copac => BIBL_COPACIN,
+            Self::Ebi => BIBL_EBIIN,
+            Self::Endnote => BIBL_ENDNOTEIN,
+            Self::EndnoteXml => BIBL_ENDNOTEXMLIN,
+            Self::Medline => BIBL_MEDLINEIN,
+            Self::Mods => BIBL_MODSIN,
+            Self::Nbib => BIBL_NBIBIN,
+            Self::Ris => BIBL_RISIN,
+            Self::Word => BIBL_WORDIN,
+        }
+    }
+}
+
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
+pub enum OutputFormat {
+    Adsabs,
+    Bibtex,
+    Endnote,
+    Isi,
+    Mods,
+    Nbib,
+    Ris,
+    Word2007,
+}
+
+impl OutputFormat {
+    fn write_mode(self) -> u32 {
+        match self {
+            Self::Adsabs => BIBL_ADSABSOUT,
+            Self::Bibtex => BIBL_BIBTEXOUT,
+            Self::Endnote => BIBL_ENDNOTEOUT,
+            Self::Isi => BIBL_ISIOUT,
+            Self::Mods => BIBL_MODSOUT,
+            Self::Nbib => BIBL_NBIBOUT,
+            Self::Ris => BIBL_RISOUT,
+            Self::Word2007 => BIBL_WORD2007OUT,
+        }
+    }
+}
+
+pub async fn convert(input: String, from: InputFormat, to: OutputFormat) -> String {
+    unsafe {
+        let program = CString::new("texlab").unwrap();
+        let mut context = MaybeUninit::zeroed();
+        bibl_init(context.as_mut_ptr());
+        let mut params = MaybeUninit::zeroed();
+        bibl_initparams(
+            params.as_mut_ptr(),
+            from.read_mode() as i32,
+            to.write_mode() as i32,
+            program.as_ptr(),
+        );
+
+        let dir = tempdir().expect("failed to create a temporary directory");
+        let input_path = dir.path().join("input");
+        let input_path_ffi = CString::new(input_path.to_str().unwrap()).unwrap();
+        fs::write(input_path, input).await.unwrap();
+        let input_mode_ffi = CString::new("r").unwrap();
+
+        let input_file = fopen(input_path_ffi.as_ptr(), input_mode_ffi.as_ptr());
+        bibl_read(
+            context.as_mut_ptr(),
+            input_file,
+            input_path_ffi.as_ptr(),
+            params.as_mut_ptr(),
+        );
+        fclose(input_file);
+
+        let output_path = dir.path().join("output");
+        let output_path_ffi = CString::new(output_path.to_str().unwrap()).unwrap();
+        let output_mode_ffi = CString::new("w").unwrap();
+        let output_file = fopen(output_path_ffi.as_ptr(), output_mode_ffi.as_ptr());
+        bibl_write(context.as_mut_ptr(), output_file, params.as_mut_ptr());
+        fclose(output_file);
+        bibl_freeparams(params.as_mut_ptr());
+        bibl_free(context.as_mut_ptr());
+        let data = fs::read(output_path).await.unwrap();
+        String::from_utf8_lossy(&data).into_owned()
+    }
+}

crates/bibutils_sys/src/adsout.c

@@ -22,6 +22,7 @@
 #include "type.h"
 #include "url.h"
 #include "bibformats.h"
+#include "msvc_fix.h"
 
 /*****************************************************
  PUBLIC: int adsout_initparams()

crates/bibutils_sys/src/bibcore.c

@@ -15,6 +15,7 @@
 #include "charsets.h"
 #include "str_conv.h"
 #include "is_ws.h"
+#include "msvc_fix.h"
 
 /* illegal modes to pass in, but use internally for consistency */
 #define BIBL_INTERNALIN   (BIBL_LASTIN+1)

crates/bibutils_sys/src/biblatexin.c

@@ -22,6 +22,7 @@
 #include "reftypes.h"
 #include "bibformats.h"
 #include "generic.h"
+#include "msvc_fix.h"
 
 extern variants biblatex_all[];
 extern int biblatex_nall;

crates/bibutils_sys/src/bibtexin.c

@@ -22,6 +22,7 @@
 #include "reftypes.h"
 #include "bibformats.h"
 #include "generic.h"
+#include "msvc_fix.h"
 
 static slist find    = { 0, 0, 0, NULL };
 static slist replace = { 0, 0, 0, NULL };

crates/bibutils_sys/src/bibtexout.c

@@ -21,6 +21,7 @@
 #include "type.h"
 #include "url.h"
 #include "bibformats.h"
+#include "msvc_fix.h"
 
 /*****************************************************
  PUBLIC: int bibtexout_initparams()

crates/bibutils_sys/src/bu_auth.c

@@ -7,6 +7,7 @@
  */
 #include <string.h>
 #include "bu_auth.h"
+#include "msvc_fix.h"
 
 const char *bu_genre[] = {
 	"academic journal",

crates/bibutils_sys/src/charsets.c

@@ -10,6 +10,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include "charsets.h"
+#include "msvc_fix.h"
 
 #define ARRAYSIZE( a )     ( sizeof(a) / sizeof(a[0]) )
 #define ARRAYSTART( a )    ( &(a[0]) )

crates/bibutils_sys/src/endin.c

@@ -18,6 +18,7 @@
 #include "reftypes.h"
 #include "bibformats.h"
 #include "generic.h"
+#include "msvc_fix.h"
 
 extern variants end_all[];
 extern int end_nall;

crates/bibutils_sys/src/endout.c

@@ -20,6 +20,7 @@
 #include "type.h"
 #include "url.h"
 #include "bibformats.h"
+#include "msvc_fix.h"
 
 /*****************************************************
  PUBLIC: int endout_initparams()

crates/bibutils_sys/src/entities.c

@@ -10,6 +10,7 @@
 #include <string.h>
 #include <ctype.h>
 #include "entities.h"
+#include "msvc_fix.h"
 
 /* HTML 4.0 entities */
 

crates/bibutils_sys/src/fields.c

@@ -11,6 +11,7 @@
 #include <stdint.h>
 #include <string.h>
 #include "fields.h"
+#include "msvc_fix.h"
 
 fields*
 fields_new( void )

crates/bibutils_sys/src/iso639_1.c

@@ -3,6 +3,7 @@
  */
 #include <string.h>
 #include "iso639_1.h"
+#include "msvc_fix.h"
 
 typedef struct {
         char *code;

crates/bibutils_sys/src/iso639_2.c

@@ -3,6 +3,7 @@
  */
 #include <string.h>
 #include "iso639_2.h"
+#include "msvc_fix.h"
 
 typedef struct {
 	char *code1;

crates/bibutils_sys/src/iso639_3.c

@@ -3,6 +3,7 @@
  */
 #include <string.h>
 #include "iso639_3.h"
+#include "msvc_fix.h"
 
 typedef struct {
         char *code;

crates/bibutils_sys/src/lib.rs

@@ -67,7 +67,6 @@ pub const LEVEL_ANY: i32 = -1;
 pub const LEVEL_MAIN: u32 = 0;
 pub const LEVEL_HOST: u32 = 1;
 pub const LEVEL_SERIES: u32 = 2;
-pub const __GNUC_VA_LIST: u32 = 1;
 pub const VPLIST_MEMERR: i32 = -1;
 pub const VPLIST_OK: u32 = 0;
 pub const FIELDS_CAN_DUP: u32 = 0;
@@ -1504,7 +1503,6 @@ extern "C" {
 extern "C" {
     pub fn str_is_empty(s: *mut str) -> ::std::os::raw::c_int;
 }
-pub type __gnuc_va_list = __builtin_va_list;
 pub type vplist_index = ::std::os::raw::c_int;
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
@@ -2200,7 +2198,21 @@ extern "C" {
         _Alignment: usize,
     ) -> *mut ::std::os::raw::c_void;
 }
-pub type max_align_t = f64;
+extern "C" {
+    pub fn _errno() -> *mut ::std::os::raw::c_int;
+}
+extern "C" {
+    pub fn _set_errno(_Value: ::std::os::raw::c_int) -> errno_t;
+}
+extern "C" {
+    pub fn _get_errno(_Value: *mut ::std::os::raw::c_int) -> errno_t;
+}
+extern "C" {
+    pub fn __threadid() -> ::std::os::raw::c_ulong;
+}
+extern "C" {
+    pub fn __threadhandle() -> usize;
+}
 pub type _CoreCrtSecureSearchSortCompareFunction = ::std::option::Option<
     unsafe extern "C" fn(
         arg1: *mut ::std::os::raw::c_void,
@@ -2696,15 +2708,6 @@ extern "C" {
 extern "C" {
     pub fn _set_error_mode(_Mode: ::std::os::raw::c_int) -> ::std::os::raw::c_int;
 }
-extern "C" {
-    pub fn _errno() -> *mut ::std::os::raw::c_int;
-}
-extern "C" {
-    pub fn _set_errno(_Value: ::std::os::raw::c_int) -> errno_t;
-}
-extern "C" {
-    pub fn _get_errno(_Value: *mut ::std::os::raw::c_int) -> errno_t;
-}
 extern "C" {
     pub fn __doserrno() -> *mut ::std::os::raw::c_ulong;
 }
@@ -5239,7 +5242,7 @@ extern "C" {
         p: *mut param,
         readmode: ::std::os::raw::c_int,
         writemode: ::std::os::raw::c_int,
-        progname: *mut ::std::os::raw::c_char,
+        progname: *const ::std::os::raw::c_char,
     ) -> ::std::os::raw::c_int;
 }
 extern "C" {
@@ -5273,7 +5276,7 @@ extern "C" {
     pub fn bibl_read(
         b: *mut bibl,
         fp: *mut FILE,
-        filename: *mut ::std::os::raw::c_char,
+        filename: *const ::std::os::raw::c_char,
         p: *mut param,
     ) -> ::std::os::raw::c_int;
 }

crates/bibutils_sys/src/marc_auth.c

@@ -8,6 +8,7 @@
  */
 #include "marc_auth.h"
 #include <string.h>
+#include "msvc_fix.h"
 
 static const char *marc_genre[] = {
 	"abstract or summary",

crates/bibutils_sys/src/modsin.c

@@ -27,6 +27,7 @@
 #include "iso639_3.h"
 #include "bibutils.h"
 #include "bibformats.h"
+#include "msvc_fix.h"
 
 static int modsin_readf( FILE *fp, char *buf, int bufsize, int *bufpos, str *line, str *reference, int *fcharset );
 static int modsin_processf( fields *medin, const char *data, const char *filename, long nref, param *p );

crates/bibutils_sys/src/modsout.c

@@ -21,6 +21,7 @@
 #include "bu_auth.h"
 #include "marc_auth.h"
 #include "bibformats.h"
+#include "msvc_fix.h"
 
 /*****************************************************
  PUBLIC: int modsout_initparams()

crates/bibutils_sys/src/msvc_fix.h

@@ -0,0 +1,7 @@
+// Patch: Fix build on MSVC
+#if defined(_WIN32) || defined(_WIN64)
+  #define snprintf _snprintf
+  #define vsnprintf _vsnprintf
+  #define strcasecmp _stricmp
+  #define strncasecmp _strnicmp
+#endif

crates/bibutils_sys/src/name.c

@@ -19,6 +19,7 @@
 #include "slist.h"
 #include "intlist.h"
 #include "name.h"
+#include "msvc_fix.h"
 
 /* name_build_withcomma()
  *

crates/bibutils_sys/src/nbibout.c

@@ -19,6 +19,7 @@
 #include "title.h"
 #include "bibutils.h"
 #include "bibformats.h"
+#include "msvc_fix.h"
 
 /*****************************************************
  PUBLIC: int nbibout_initparams()

crates/bibutils_sys/src/notes.c

@@ -9,6 +9,7 @@
 #include <string.h>
 #include "url.h"
 #include "notes.h"
+#include "msvc_fix.h"
 
 /*
  * notes are mostly directly copies; however, lots of formats hide

crates/bibutils_sys/src/reftypes.c

@@ -11,6 +11,7 @@
 #include "is_ws.h"
 #include "fields.h"
 #include "reftypes.h"
+#include "msvc_fix.h"
 
 int
 get_reftype( const char *p, long refnum, char *progname, variants *all, int nall, char *tag, int *is_default, int chattiness )

crates/bibutils_sys/src/risin.c

@@ -21,6 +21,7 @@
 #include "reftypes.h"
 #include "bibformats.h"
 #include "generic.h"
+#include "msvc_fix.h"
 
 extern variants ris_all[];
 extern int ris_nall;

crates/bibutils_sys/src/risout.c

@@ -17,6 +17,7 @@
 #include "title.h"
 #include "url.h"
 #include "utf8.h"
+#include "msvc_fix.h"
 
 /*****************************************************
  PUBLIC: int risout_initparams()

crates/bibutils_sys/src/serialno.c

@@ -8,6 +8,7 @@
  */
 #include <string.h>
 #include "serialno.h"
+#include "msvc_fix.h"
 
 int
 addsn( fields *info, char *buf, int level )

crates/bibutils_sys/src/str.c

@@ -19,6 +19,7 @@
 #include <limits.h>
 #include "is_ws.h"
 #include "str.h"
+#include "msvc_fix.h"
 
 /* Do not use asserts in STR_NOASSERT defined */
 #ifdef STR_NOASSERT

crates/bibutils_sys/src/str.h

@@ -135,4 +135,3 @@ int  str_is_empty( str *s );
  */
 
 #endif
-

crates/bibutils_sys/src/title.c

@@ -15,6 +15,7 @@
 #include "fields.h"
 #include "title.h"
 #include "is_ws.h"
+#include "msvc_fix.h"
 
 int
 title_process( fields *info, const char *tag, const char *value, int level, unsigned char nosplittitle )

crates/bibutils_sys/src/type.c

@@ -9,6 +9,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include "type.h"
+#include "msvc_fix.h"
 
 static int
 is_genre_element( fields *in, int n )

crates/bibutils_sys/src/url.c

@@ -20,6 +20,7 @@
 #include <ctype.h>
 #include "bibutils.h"
 #include "url.h"
+#include "msvc_fix.h"
 
 static void
 construct_url( char *prefix, str *id, str *id_url, char sep )

crates/bibutils_sys/src/wordout.c

@@ -15,6 +15,7 @@
 #include "fields.h"
 #include "utf8.h"
 #include "bibformats.h"
+#include "msvc_fix.h"
 
 /*****************************************************
  PUBLIC: int wordout_initparams()

crates/bibutils_sys/src/wrapper.h

@@ -0,0 +1,3 @@
+// Wrapper file for bindgen
+#include "bibl.h"
+#include "bibutils.h"

crates/bibutils_sys/src/xml.c

@@ -12,6 +12,7 @@
 #include "is_ws.h"
 #include "strsearch.h"
 #include "xml.h"
+#include "msvc_fix.h"
 
 char *xml_pns = NULL;
 

crates/bibutils_sys/src/xml_encoding.c

@@ -14,6 +14,7 @@
 #include "str_conv.h"
 #include "xml.h"
 #include "xml_encoding.h"
+#include "msvc_fix.h"
 
 static int
 xml_getencodingr( xml *node )