1 files changed, 199 insertions, 0 deletions

diff --git a/firmware/arabjoin.c b/firmware/arabjoin.c
new file mode 100644
index 0000000000..0aab5fab5c
--- /dev/null
+++ b/firmware/arabjoin.c
@@ -0,0 +1,199 @@
+#include "arabjoin.h"
+
+const arab_t zwj = {0x20,0x20,0x20,0x20}; //zero-width joiner
+
+const arab_t lamaleph[] = {
+    {0xfefb,0xfefc,0,0},
+    {0xfef9,0xfefa,0,0},
+    {0xfef7,0xfef8,0,0},
+    {0xfef5,0xfef6,0,0}
+};
+
+const arab_t jointable[] = {
+{0xfe80,0x0000,0x0000,0x0000},  // 0x0621
+{0xfe81,0xfe82,0x0000,0x0000},  // 0x0622
+{0xfe83,0xfe84,0x0000,0x0000},  // 0x0623
+{0xfe85,0xfe86,0x0000,0x0000},  // 0x0624
+{0xfe87,0xfe88,0x0000,0x0000},  // 0x0625
+{0xfe89,0xfe8a,0xfe8c,0xfe8b},  // 0x0626
+{0xfe8d,0xfe8e,0x0000,0x0000},  // 0x0627
+{0xfe8f,0xfe90,0xfe92,0xfe91},  // 0x0628
+{0xfe93,0xfe94,0x0000,0x0000},  // 0x0629
+{0xfe95,0xfe96,0xfe98,0xfe97},  // 0x062a
+{0xfe99,0xfe9a,0xfe9c,0xfe9b},  // 0x062b
+{0xfe9d,0xfe9e,0xfea0,0xfe9f},  // 0x062c
+{0xfea1,0xfea2,0xfea4,0xfea3},  // 0x062d
+{0xfea5,0xfea6,0xfea8,0xfea7},  // 0x062e
+{0xfea9,0xfeaa,0x0000,0x0000},  // 0x062f
+{0xfeab,0xfeac,0x0000,0x0000},  // 0x0630
+{0xfead,0xfeae,0x0000,0x0000},  // 0x0631
+{0xfeaf,0xfeb0,0x0000,0x0000},  // 0x0632
+{0xfeb1,0xfeb2,0xfeb4,0xfeb3},  // 0x0633
+{0xfeb5,0xfeb6,0xfeb8,0xfeb7},  // 0x0634
+{0xfeb9,0xfeba,0xfebc,0xfebb},  // 0x0635
+{0xfebd,0xfebe,0xfec0,0xfebf},  // 0x0636
+{0xfec1,0xfec2,0xfec4,0xfec3},  // 0x0637
+{0xfec5,0xfec6,0xfec8,0xfec7},  // 0x0638
+{0xfec9,0xfeca,0xfecc,0xfecb},  // 0x0639
+{0xfecd,0xfece,0xfed0,0xfecf},  // 0x063a
+#if 0
+{0x0000,0x0000,0x0000,0x0000},  // 0x063b
+{0x0000,0x0000,0x0000,0x0000},  // 0x063c
+{0x0000,0x0000,0x0000,0x0000},  // 0x063d
+{0x0000,0x0000,0x0000,0x0000},  // 0x063e
+{0x0000,0x0000,0x0000,0x0000},  // 0x063f
+#endif
+{0x0640,0x0640,0x0640,0x0640},  // 0x0640
+{0xfed1,0xfed2,0xfed4,0xfed3},  // 0x0641
+{0xfed5,0xfed6,0xfed8,0xfed7},  // 0x0642
+{0xfed9,0xfeda,0xfedc,0xfedb},  // 0x0643
+{0xfedd,0xfede,0xfee0,0xfedf},  // 0x0644
+{0xfee1,0xfee2,0xfee4,0xfee3},  // 0x0645
+{0xfee5,0xfee6,0xfee8,0xfee7},  // 0x0646
+{0xfee9,0xfeea,0xfeec,0xfeeb},  // 0x0647
+{0xfeed,0xfeee,0x0000,0x0000},  // 0x0648
+{0xfeef,0xfef0,0x0000,0x0000},  // 0x0649
+{0xfef1,0xfef2,0xfef4,0xfef3},  // 0x064a
+# if 0
+{0x0000,0x0000,0x0000,0x0000},  // 0x064b
+{0x0000,0x0000,0x0000,0x0000},  // 0x064c
+{0x0000,0x0000,0x0000,0x0000},  // 0x064d
+{0x0000,0x0000,0x0000,0x0000},  // 0x064e
+{0x0000,0x0000,0x0000,0x0000},  // 0x064f
+{0x0000,0x0000,0x0000,0x0000},  // 0x0650
+{0x0000,0x0000,0x0000,0x0000},  // 0x0651
+{0x0000,0x0000,0x0000,0x0000},  // 0x0652
+{0x0000,0x0000,0x0000,0x0000},  // 0x0653
+{0x0000,0x0000,0x0000,0x0000},  // 0x0654
+{0x0000,0x0000,0x0000,0x0000},  // 0x0655
+{0x0000,0x0000,0x0000,0x0000},  // 0x0656
+{0x0000,0x0000,0x0000,0x0000},  // 0x0657
+{0x0000,0x0000,0x0000,0x0000},  // 0x0658
+{0x0000,0x0000,0x0000,0x0000},  // 0x0659
+{0x0000,0x0000,0x0000,0x0000},  // 0x065a
+{0x0000,0x0000,0x0000,0x0000},  // 0x065b
+{0x0000,0x0000,0x0000,0x0000},  // 0x065c
+{0x0000,0x0000,0x0000,0x0000},  // 0x065d
+{0x0000,0x0000,0x0000,0x0000},  // 0x065e
+{0x0000,0x0000,0x0000,0x0000},  // 0x065f
+{0x0000,0x0000,0x0000,0x0000},  // 0x0660
+{0x0000,0x0000,0x0000,0x0000},  // 0x0661
+{0x0000,0x0000,0x0000,0x0000},  // 0x0662
+{0x0000,0x0000,0x0000,0x0000},  // 0x0663
+{0x0000,0x0000,0x0000,0x0000},  // 0x0664
+{0x0000,0x0000,0x0000,0x0000},  // 0x0665
+{0x0000,0x0000,0x0000,0x0000},  // 0x0666
+{0x0000,0x0000,0x0000,0x0000},  // 0x0667
+{0x0000,0x0000,0x0000,0x0000},  // 0x0668
+{0x0000,0x0000,0x0000,0x0000},  // 0x0669
+{0x0000,0x0000,0x0000,0x0000},  // 0x066a
+{0x0000,0x0000,0x0000,0x0000},  // 0x066b
+{0x0000,0x0000,0x0000,0x0000},  // 0x066c
+{0x0000,0x0000,0x0000,0x0000},  // 0x066d
+{0x0000,0x0000,0x0000,0x0000},  // 0x066e
+{0x0000,0x0000,0x0000,0x0000},  // 0x066f
+{0x0000,0x0000,0x0000,0x0000},  // 0x0670
+#endif
+{0xfb50,0x0000,0x0000,0x0000},  // 0x0671
+{0x0672,0x0672,0x0000,0x0000},  // 0x0672
+{0x0673,0x0673,0x0000,0x0000},  // 0x0673
+{0x0674,0x0000,0x0000,0x0000},  // 0x0674
+{0x0675,0x0675,0x0000,0x0000},  // 0x0675
+{0x0676,0x0676,0x0000,0x0000},  // 0x0676
+{0xfbdd,0x0677,0x0000,0x0000},  // 0x0677
+{0x0678,0x0678,0x0678,0x0678},  // 0x0678
+{0xfb66,0xfb67,0xfb69,0xfb68},  // 0x0679
+{0xfb5e,0xfb5f,0xfb61,0xfb60},  // 0x067a
+{0xfb52,0xfb53,0xfb55,0xfb54},  // 0x067b
+{0x067c,0x067c,0x067c,0x067c},  // 0x067c
+{0x067d,0x067d,0x067d,0x067d},  // 0x067d
+{0xfb56,0xfb57,0xfb59,0xfb58},  // 0x067e
+{0xfb62,0xfb63,0xfb65,0xfb64},  // 0x067f
+{0xfb5a,0xfb5b,0xfb5d,0xfb5c},  // 0x0680
+{0x0681,0x0681,0x0681,0x0681},  // 0x0681
+{0x0682,0x0682,0x0682,0x0682},  // 0x0682
+{0xfb76,0xfb77,0xfb79,0xfb78},  // 0x0683
+{0xfb72,0xfb73,0xfb75,0xfb74},  // 0x0684
+{0x0685,0x0685,0x0685,0x0685},  // 0x0685
+{0xfb7a,0xfb7b,0xfb7d,0xfb7c},  // 0x0686
+{0xfb7e,0xfb7f,0xfb81,0xfb80},  // 0x0687
+{0xfb88,0xfb89,0x0000,0x0000},  // 0x0688
+{0x0689,0x0689,0x0000,0x0000},  // 0x0689
+{0x068a,0x068a,0x0000,0x0000},  // 0x068a
+{0x068b,0x068b,0x0000,0x0000},  // 0x068b
+{0xfb84,0xfb85,0x0000,0x0000},  // 0x068c
+{0xfb82,0xfb83,0x0000,0x0000},  // 0x068d
+{0xfb86,0xfb87,0x0000,0x0000},  // 0x068e
+{0x068f,0x068f,0x0000,0x0000},  // 0x068f
+{0x0690,0x0690,0x0000,0x0000},  // 0x0690
+{0xfb8c,0xfb8d,0x0000,0x0000},  // 0x0691
+{0x0692,0x0692,0x0000,0x0000},  // 0x0692
+{0x0693,0x0693,0x0000,0x0000},  // 0x0693
+{0x0694,0x0694,0x0000,0x0000},  // 0x0694
+{0x0695,0x0695,0x0000,0x0000},  // 0x0695
+{0x0695,0x0696,0x0000,0x0000},  // 0x0696
+{0x0697,0x0697,0x0000,0x0000},  // 0x0697
+{0xfb8a,0xfb8b,0x0000,0x0000},  // 0x0698
+{0x0699,0x0699,0x0000,0x0000},  // 0x0699
+{0x069a,0x069a,0x069a,0x069a},  // 0x069a
+{0x069b,0x069b,0x069b,0x069b},  // 0x069b
+{0x069c,0x069c,0x069c,0x069c},  // 0x069c
+{0x069d,0x069d,0x069d,0x069d},  // 0x069d
+{0x069e,0x069e,0x069e,0x069e},  // 0x069e
+{0x069f,0x069f,0x069f,0x069f},  // 0x069f
+{0x06a0,0x06a0,0x06a0,0x06a0},  // 0x06a0
+{0x06a1,0x06a1,0x06a1,0x06a1},  // 0x06a1
+{0x06a2,0x06a2,0x06a2,0x06a2},  // 0x06a2
+{0x06a3,0x06a3,0x06a3,0x06a3},  // 0x06a3
+{0xfb6a,0xfb6b,0xfb6d,0xfb6c},  // 0x06a4
+{0x06a5,0x06a5,0x06a5,0x06a5},  // 0x06a5
+{0xfb6e,0xfb6f,0xfb71,0xfb70},  // 0x06a6
+{0x06a7,0x06a7,0x06a7,0x06a7},  // 0x06a7
+{0x06a8,0x06a8,0x06a8,0x06a8},  // 0x06a8
+{0xfb8e,0xfb8f,0xfb91,0xfb90},  // 0x06a9
+{0x06aa,0x06aa,0x06aa,0x06aa},  // 0x06aa
+{0x06ab,0x06ab,0x06ab,0x06ab},  // 0x06ab
+{0x06ac,0x06ac,0x06ac,0x06ac},  // 0x06ac
+{0xfbd3,0xfbd4,0xfbd6,0xfbd5},  // 0x06ad
+{0x06ae,0x06ae,0x06ae,0x06ae},  // 0x06ae
+{0xfb92,0xfb93,0xfb95,0xfb94},  // 0x06af
+{0x06b0,0x06b0,0x06b0,0x06b0},  // 0x06b0
+{0xfb9a,0xfb9b,0xfb9d,0xfb9c},  // 0x06b1
+{0x06b2,0x06b2,0x06b2,0x06b2},  // 0x06b2
+{0xfb96,0xfb97,0xfb99,0xfb98},  // 0x06b3
+{0x06b4,0x06b4,0x06b4,0x06b4},  // 0x06b4
+{0x06b5,0x06b5,0x06b5,0x06b5},  // 0x06b5
+{0x06b6,0x06b6,0x06b6,0x06b6},  // 0x06b6
+{0x06b7,0x06b7,0x06b7,0x06b7},  // 0x06b7
+{0x0000,0x0000,0x0000,0x0000},  // 0x06b8
+{0x0000,0x0000,0x0000,0x0000},  // 0x06b9
+{0xfb9e,0xfb9f,0x06ba,0x06ba},  // 0x06ba
+{0xfba0,0xfba1,0xfba3,0xfba2},  // 0x06bb
+{0x06bc,0x06bc,0x06bc,0x06bc},  // 0x06bc
+{0x06bd,0x06bd,0x06bd,0x06bd},  // 0x06bd
+{0xfbaa,0xfbab,0xfbad,0xfbac},  // 0x06be
+{0x0000,0x0000,0x0000,0x0000},  // 0x06bf
+{0xfba4,0xfba5,0x0000,0x0000},  // 0x06c0
+{0x06c1,0x06c1,0x06c1,0x06c1},  // 0x06c1
+{0x06c2,0x06c2,0x0000,0x0000},  // 0x06c2
+{0x06c3,0x06c3,0x0000,0x0000},  // 0x06c3
+{0x06c4,0x06c4,0x0000,0x0000},  // 0x06c4
+{0x06c5,0x06c5,0x0000,0x0000},  // 0x06c5
+{0x06c6,0x06c6,0x0000,0x0000},  // 0x06c6
+{0x06c7,0x06c7,0x0000,0x0000},  // 0x06c7
+{0x06c8,0x06c8,0x0000,0x0000},  // 0x06c8
+{0x06c9,0x06c9,0x0000,0x0000},  // 0x06c9
+{0x06ca,0x06ca,0x0000,0x0000},  // 0x06ca
+{0x06cb,0x06cb,0x0000,0x0000},  // 0x06cb
+{0x06cc,0x06cc,0x06cc,0x06cc},  // 0x06cc
+{0x06cd,0x06cd,0x0000,0x0000},  // 0x06cd
+{0x06ce,0x06ce,0x06ce,0x06ce},  // 0x06ce
+{0x0000,0x0000,0x0000,0x0000},  // 0x06cf
+{0x06d0,0x06d0,0x06d0,0x06d0},  // 0x06d0
+{0x06d1,0x06d1,0x06d1,0x06d1},  // 0x06d1
+{0xfbae,0xfbaf,0x0000,0x0000},  // 0x06d2
+{0xfbb0,0xfbb1,0x0000,0x0000},  // 0x06d3
+{0x0000,0x0000,0x0000,0x0000},  // 0x06d4
+{0x06d5,0x0000,0x0000,0x0000}  // 0x06d5
+};
+