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From: Max Gautier <mg@max.gautier.name>
To: libc-alpha@sourceware.org
Cc: Max Gautier <mg@max.gautier.name>
Subject: [PATCH 1/5] Copy utf-7 module to modified-utf-7
Date: Thu, 20 Aug 2020 01:06:58 +0200	[thread overview]
Message-ID: <20200819230702.229822-2-mg@max.gautier.name> (raw)
In-Reply-To: <20200819230702.229822-1-mg@max.gautier.name>

---
 iconvdata/Makefile         |   2 +-
 iconvdata/modified-utf-7.c | 531 +++++++++++++++++++++++++++++++++++++
 2 files changed, 532 insertions(+), 1 deletion(-)
 create mode 100644 iconvdata/modified-utf-7.c

diff --git a/iconvdata/Makefile b/iconvdata/Makefile
index 4ec2741cdc..02fd805234 100644
--- a/iconvdata/Makefile
+++ b/iconvdata/Makefile
@@ -61,7 +61,7 @@ modules	:= ISO8859-1 ISO8859-2 ISO8859-3 ISO8859-4 ISO8859-5		 \
 	   IBM5347 IBM9030 IBM9066 IBM9448 IBM12712 IBM16804             \
 	   IBM1364 IBM1371 IBM1388 IBM1390 IBM1399 ISO_11548-1 MIK BRF	 \
 	   MAC-CENTRALEUROPE KOI8-RU ISO8859-9E				 \
-	   CP770 CP771 CP772 CP773 CP774
+	   CP770 CP771 CP772 CP773 CP774 MODIFIED-UTF-7
 
 # If lazy binding is disabled, use BIND_NOW for the gconv modules.
 ifeq ($(bind-now),yes)
diff --git a/iconvdata/modified-utf-7.c b/iconvdata/modified-utf-7.c
new file mode 100644
index 0000000000..fc6a8dfcfd
--- /dev/null
+++ b/iconvdata/modified-utf-7.c
@@ -0,0 +1,531 @@
+/* Conversion module for UTF-7.
+   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+/* UTF-7 is a legacy encoding used for transmitting Unicode within the
+   ASCII character set, used primarily by mail agents.  New programs
+   are encouraged to use UTF-8 instead.
+
+   UTF-7 is specified in RFC 2152 (and old RFC 1641, RFC 1642).  The
+   original Base64 encoding is defined in RFC 2045.  */
+
+#include <dlfcn.h>
+#include <gconv.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+
+/* Define this to 1 if you want the so-called "optional direct" characters
+      ! " # $ % & * ; < = > @ [ ] ^ _ ` { | }
+   to be encoded. Define to 0 if you want them to be passed straight
+   through, like the so-called "direct" characters.
+   We set this to 1 because it's safer.
+ */
+#define UTF7_ENCODE_OPTIONAL_CHARS 1
+
+
+/* The set of "direct characters":
+   A-Z a-z 0-9 ' ( ) , - . / : ? space tab lf cr
+*/
+
+static const unsigned char direct_tab[128 / 8] =
+  {
+    0x00, 0x26, 0x00, 0x00, 0x81, 0xf3, 0xff, 0x87,
+    0xfe, 0xff, 0xff, 0x07, 0xfe, 0xff, 0xff, 0x07
+  };
+
+static int
+isdirect (uint32_t ch)
+{
+  return (ch < 128 && ((direct_tab[ch >> 3] >> (ch & 7)) & 1));
+}
+
+
+/* The set of "direct and optional direct characters":
+   A-Z a-z 0-9 ' ( ) , - . / : ? space tab lf cr
+   ! " # $ % & * ; < = > @ [ ] ^ _ ` { | }
+*/
+
+static const unsigned char xdirect_tab[128 / 8] =
+  {
+    0x00, 0x26, 0x00, 0x00, 0xff, 0xf7, 0xff, 0xff,
+    0xff, 0xff, 0xff, 0xef, 0xff, 0xff, 0xff, 0x3f
+  };
+
+static int
+isxdirect (uint32_t ch)
+{
+  return (ch < 128 && ((xdirect_tab[ch >> 3] >> (ch & 7)) & 1));
+}
+
+
+/* The set of "extended base64 characters":
+   A-Z a-z 0-9 + / -
+*/
+
+static const unsigned char xbase64_tab[128 / 8] =
+  {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0xa8, 0xff, 0x03,
+    0xfe, 0xff, 0xff, 0x07, 0xfe, 0xff, 0xff, 0x07
+  };
+
+static int
+isxbase64 (uint32_t ch)
+{
+  return (ch < 128 && ((xbase64_tab[ch >> 3] >> (ch & 7)) & 1));
+}
+
+
+/* Converts a value in the range 0..63 to a base64 encoded char.  */
+static unsigned char
+base64 (unsigned int i)
+{
+  if (i < 26)
+    return i + 'A';
+  else if (i < 52)
+    return i - 26 + 'a';
+  else if (i < 62)
+    return i - 52 + '0';
+  else if (i == 62)
+    return '+';
+  else if (i == 63)
+    return '/';
+  else
+    abort ();
+}
+
+
+/* Definitions used in the body of the `gconv' function.  */
+#define CHARSET_NAME		"UTF-7//"
+#define DEFINE_INIT		1
+#define DEFINE_FINI		1
+#define FROM_LOOP		from_utf7_loop
+#define TO_LOOP			to_utf7_loop
+#define MIN_NEEDED_FROM		1
+#define MAX_NEEDED_FROM		6
+#define MIN_NEEDED_TO		4
+#define MAX_NEEDED_TO		4
+#define ONE_DIRECTION		0
+#define PREPARE_LOOP \
+  mbstate_t saved_state;						      \
+  mbstate_t *statep = data->__statep;
+#define EXTRA_LOOP_ARGS		, statep
+
+
+/* Since we might have to reset input pointer we must be able to save
+   and restore the state.  */
+#define SAVE_RESET_STATE(Save) \
+  if (Save)								      \
+    saved_state = *statep;						      \
+  else									      \
+    *statep = saved_state
+
+
+/* First define the conversion function from UTF-7 to UCS4.
+   The state is structured as follows:
+     __count bit 2..0: zero
+     __count bit 8..3: shift
+     __wch: data
+   Precise meaning:
+     shift      data
+       0         --          not inside base64 encoding
+     1..32  XX..XX00..00     inside base64, (32 - shift) bits pending
+   This state layout is simpler than relying on STORE_REST/UNPACK_BYTES.
+
+   When shift = 0, __wch needs to store at most one lookahead byte (see
+   __GCONV_INCOMPLETE_INPUT below).
+*/
+#define MIN_NEEDED_INPUT	MIN_NEEDED_FROM
+#define MAX_NEEDED_INPUT	MAX_NEEDED_FROM
+#define MIN_NEEDED_OUTPUT	MIN_NEEDED_TO
+#define MAX_NEEDED_OUTPUT	MAX_NEEDED_TO
+#define LOOPFCT			FROM_LOOP
+#define BODY \
+  {									      \
+    uint_fast8_t ch = *inptr;						      \
+									      \
+    if ((statep->__count >> 3) == 0)					      \
+      {									      \
+	/* base64 encoding inactive.  */				      \
+	if (isxdirect (ch))						      \
+	  {								      \
+	    inptr++;							      \
+	    put32 (outptr, ch);						      \
+	    outptr += 4;						      \
+	  }								      \
+	else if (__glibc_likely (ch == '+'))				      \
+	  {								      \
+	    if (__glibc_unlikely (inptr + 2 > inend))			      \
+	      {								      \
+		/* Not enough input available.  */			      \
+		result = __GCONV_INCOMPLETE_INPUT;			      \
+		break;							      \
+	      }								      \
+	    if (inptr[1] == '-')					      \
+	      {								      \
+		inptr += 2;						      \
+		put32 (outptr, ch);					      \
+		outptr += 4;						      \
+	      }								      \
+	    else							      \
+	      {								      \
+		/* Switch into base64 mode.  */				      \
+		inptr++;						      \
+		statep->__count = (32 << 3);				      \
+		statep->__value.__wch = 0;				      \
+	      }								      \
+	  }								      \
+	else								      \
+	  {								      \
+	    /* The input is invalid.  */				      \
+	    STANDARD_FROM_LOOP_ERR_HANDLER (1);				      \
+	  }								      \
+      }									      \
+    else								      \
+      {									      \
+	/* base64 encoding active.  */					      \
+	uint32_t i;							      \
+	int shift;							      \
+									      \
+	if (ch >= 'A' && ch <= 'Z')					      \
+	  i = ch - 'A';							      \
+	else if (ch >= 'a' && ch <= 'z')				      \
+	  i = ch - 'a' + 26;						      \
+	else if (ch >= '0' && ch <= '9')				      \
+	  i = ch - '0' + 52;						      \
+	else if (ch == '+')						      \
+	  i = 62;							      \
+	else if (ch == '/')						      \
+	  i = 63;							      \
+	else								      \
+	  {								      \
+	    /* Terminate base64 encoding.  */				      \
+									      \
+	    /* If accumulated data is nonzero, the input is invalid.  */      \
+	    /* Also, partial UTF-16 characters are invalid.  */		      \
+	    if (__builtin_expect (statep->__value.__wch != 0, 0)	      \
+		|| __builtin_expect ((statep->__count >> 3) <= 26, 0))	      \
+	      {								      \
+		STANDARD_FROM_LOOP_ERR_HANDLER ((statep->__count = 0, 1));    \
+	      }								      \
+									      \
+	    if (ch == '-')						      \
+	      inptr++;							      \
+									      \
+	    statep->__count = 0;					      \
+	    continue;							      \
+	  }								      \
+									      \
+	/* Concatenate the base64 integer i to the accumulator.  */	      \
+	shift = (statep->__count >> 3);					      \
+	if (shift > 6)							      \
+	  {								      \
+	    uint32_t wch;						      \
+									      \
+	    shift -= 6;							      \
+	    wch = statep->__value.__wch | (i << shift);			      \
+									      \
+	    if (shift <= 16 && shift > 10)				      \
+	      {								      \
+		/* An UTF-16 character has just been completed.  */	      \
+		uint32_t wc1 = wch >> 16;				      \
+									      \
+		/* UTF-16: When we see a High Surrogate, we must also decode  \
+		   the following Low Surrogate. */			      \
+		if (!(wc1 >= 0xd800 && wc1 < 0xdc00))			      \
+		  {							      \
+		    wch = wch << 16;					      \
+		    shift += 16;					      \
+		    put32 (outptr, wc1);				      \
+		    outptr += 4;					      \
+		  }							      \
+	      }								      \
+	    else if (shift <= 10 && shift > 4)				      \
+	      {								      \
+		/* After a High Surrogate, verify that the next 16 bit	      \
+		   indeed form a Low Surrogate.  */			      \
+		uint32_t wc2 = wch & 0xffff;				      \
+									      \
+		if (! __builtin_expect (wc2 >= 0xdc00 && wc2 < 0xe000, 1))    \
+		  {							      \
+		    STANDARD_FROM_LOOP_ERR_HANDLER ((statep->__count = 0, 1));\
+		  }							      \
+	      }								      \
+									      \
+	    statep->__value.__wch = wch;				      \
+	  }								      \
+	else								      \
+	  {								      \
+	    /* An UTF-16 surrogate pair has just been completed.  */	      \
+	    uint32_t wc1 = (uint32_t) statep->__value.__wch >> 16;	      \
+	    uint32_t wc2 = ((uint32_t) statep->__value.__wch & 0xffff)	      \
+			   | (i >> (6 - shift));			      \
+									      \
+	    statep->__value.__wch = (i << shift) << 26;			      \
+	    shift += 26;						      \
+									      \
+	    assert (wc1 >= 0xd800 && wc1 < 0xdc00);			      \
+	    assert (wc2 >= 0xdc00 && wc2 < 0xe000);			      \
+	    put32 (outptr,						      \
+		   0x10000 + ((wc1 - 0xd800) << 10) + (wc2 - 0xdc00));	      \
+	    outptr += 4;						      \
+	  }								      \
+									      \
+	statep->__count = shift << 3;					      \
+									      \
+	/* Now that we digested the input increment the input pointer.  */    \
+	inptr++;							      \
+      }									      \
+  }
+#define LOOP_NEED_FLAGS
+#define EXTRA_LOOP_DECLS	, mbstate_t *statep
+#include <iconv/loop.c>
+
+
+/* Next, define the conversion from UCS4 to UTF-7.
+   The state is structured as follows:
+     __count bit 2..0: zero
+     __count bit 4..3: shift
+     __count bit 8..5: data
+   Precise meaning:
+     shift      data
+       0         0           not inside base64 encoding
+       1         0           inside base64, no pending bits
+       2       XX00          inside base64, 2 bits known for next byte
+       3       XXXX          inside base64, 4 bits known for next byte
+
+   __count bit 2..0 and __wch are always zero, because this direction
+   never returns __GCONV_INCOMPLETE_INPUT.
+*/
+#define MIN_NEEDED_INPUT	MIN_NEEDED_TO
+#define MAX_NEEDED_INPUT	MAX_NEEDED_TO
+#define MIN_NEEDED_OUTPUT	MIN_NEEDED_FROM
+#define MAX_NEEDED_OUTPUT	MAX_NEEDED_FROM
+#define LOOPFCT			TO_LOOP
+#define BODY \
+  {									      \
+    uint32_t ch = get32 (inptr);					      \
+									      \
+    if ((statep->__count & 0x18) == 0)					      \
+      {									      \
+	/* base64 encoding inactive */					      \
+	if (UTF7_ENCODE_OPTIONAL_CHARS ? isdirect (ch) : isxdirect (ch))      \
+	  {								      \
+	    *outptr++ = (unsigned char) ch;				      \
+	  }								      \
+	else								      \
+	  {								      \
+	    size_t count;						      \
+									      \
+	    if (ch == '+')						      \
+	      count = 2;						      \
+	    else if (ch < 0x10000)					      \
+	      count = 3;						      \
+	    else if (ch < 0x110000)					      \
+	      count = 6;						      \
+	    else							      \
+	      STANDARD_TO_LOOP_ERR_HANDLER (4);				      \
+									      \
+	    if (__glibc_unlikely (outptr + count > outend))		      \
+	      {								      \
+		result = __GCONV_FULL_OUTPUT;				      \
+		break;							      \
+	      }								      \
+									      \
+	    *outptr++ = '+';						      \
+	    if (ch == '+')						      \
+	      *outptr++ = '-';						      \
+	    else if (ch < 0x10000)					      \
+	      {								      \
+		*outptr++ = base64 (ch >> 10);				      \
+		*outptr++ = base64 ((ch >> 4) & 0x3f);			      \
+		statep->__count = ((ch & 15) << 5) | (3 << 3);		      \
+	      }								      \
+	    else if (ch < 0x110000)					      \
+	      {								      \
+		uint32_t ch1 = 0xd800 + ((ch - 0x10000) >> 10);		      \
+		uint32_t ch2 = 0xdc00 + ((ch - 0x10000) & 0x3ff);	      \
+									      \
+		ch = (ch1 << 16) | ch2;					      \
+		*outptr++ = base64 (ch >> 26);				      \
+		*outptr++ = base64 ((ch >> 20) & 0x3f);			      \
+		*outptr++ = base64 ((ch >> 14) & 0x3f);			      \
+		*outptr++ = base64 ((ch >> 8) & 0x3f);			      \
+		*outptr++ = base64 ((ch >> 2) & 0x3f);			      \
+		statep->__count = ((ch & 3) << 7) | (2 << 3);		      \
+	      }								      \
+	    else							      \
+	      abort ();							      \
+	  }								      \
+      }									      \
+    else								      \
+      {									      \
+	/* base64 encoding active */					      \
+	if (UTF7_ENCODE_OPTIONAL_CHARS ? isdirect (ch) : isxdirect (ch))      \
+	  {								      \
+	    /* deactivate base64 encoding */				      \
+	    size_t count;						      \
+									      \
+	    count = ((statep->__count & 0x18) >= 0x10) + isxbase64 (ch) + 1;  \
+	    if (__glibc_unlikely (outptr + count > outend))		      \
+	      {								      \
+		result = __GCONV_FULL_OUTPUT;				      \
+		break;							      \
+	      }								      \
+									      \
+	    if ((statep->__count & 0x18) >= 0x10)			      \
+	      *outptr++ = base64 ((statep->__count >> 3) & ~3);		      \
+	    if (isxbase64 (ch))						      \
+	      *outptr++ = '-';						      \
+	    *outptr++ = (unsigned char) ch;				      \
+	    statep->__count = 0;					      \
+	  }								      \
+	else								      \
+	  {								      \
+	    size_t count;						      \
+									      \
+	    if (ch < 0x10000)						      \
+	      count = ((statep->__count & 0x18) >= 0x10 ? 3 : 2);	      \
+	    else if (ch < 0x110000)					      \
+	      count = ((statep->__count & 0x18) >= 0x18 ? 6 : 5);	      \
+	    else							      \
+	      STANDARD_TO_LOOP_ERR_HANDLER (4);				      \
+									      \
+	    if (__glibc_unlikely (outptr + count > outend))		      \
+	      {								      \
+		result = __GCONV_FULL_OUTPUT;				      \
+		break;							      \
+	      }								      \
+									      \
+	    if (ch < 0x10000)						      \
+	      {								      \
+		switch ((statep->__count >> 3) & 3)			      \
+		  {							      \
+		  case 1:						      \
+		    *outptr++ = base64 (ch >> 10);			      \
+		    *outptr++ = base64 ((ch >> 4) & 0x3f);		      \
+		    statep->__count = ((ch & 15) << 5) | (3 << 3);	      \
+		    break;						      \
+		  case 2:						      \
+		    *outptr++ =						      \
+		      base64 (((statep->__count >> 3) & ~3) | (ch >> 12));    \
+		    *outptr++ = base64 ((ch >> 6) & 0x3f);		      \
+		    *outptr++ = base64 (ch & 0x3f);			      \
+		    statep->__count = (1 << 3);				      \
+		    break;						      \
+		  case 3:						      \
+		    *outptr++ =						      \
+		      base64 (((statep->__count >> 3) & ~3) | (ch >> 14));    \
+		    *outptr++ = base64 ((ch >> 8) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 2) & 0x3f);		      \
+		    statep->__count = ((ch & 3) << 7) | (2 << 3);	      \
+		    break;						      \
+		  default:						      \
+		    abort ();						      \
+		  }							      \
+	      }								      \
+	    else if (ch < 0x110000)					      \
+	      {								      \
+		uint32_t ch1 = 0xd800 + ((ch - 0x10000) >> 10);		      \
+		uint32_t ch2 = 0xdc00 + ((ch - 0x10000) & 0x3ff);	      \
+									      \
+		ch = (ch1 << 16) | ch2;					      \
+		switch ((statep->__count >> 3) & 3)			      \
+		  {							      \
+		  case 1:						      \
+		    *outptr++ = base64 (ch >> 26);			      \
+		    *outptr++ = base64 ((ch >> 20) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 14) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 8) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 2) & 0x3f);		      \
+		    statep->__count = ((ch & 3) << 7) | (2 << 3);	      \
+		    break;						      \
+		  case 2:						      \
+		    *outptr++ =						      \
+		      base64 (((statep->__count >> 3) & ~3) | (ch >> 28));    \
+		    *outptr++ = base64 ((ch >> 22) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 16) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 10) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 4) & 0x3f);		      \
+		    statep->__count = ((ch & 15) << 5) | (3 << 3);	      \
+		    break;						      \
+		  case 3:						      \
+		    *outptr++ =						      \
+		      base64 (((statep->__count >> 3) & ~3) | (ch >> 30));    \
+		    *outptr++ = base64 ((ch >> 24) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 18) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 12) & 0x3f);		      \
+		    *outptr++ = base64 ((ch >> 6) & 0x3f);		      \
+		    *outptr++ = base64 (ch & 0x3f);			      \
+		    statep->__count = (1 << 3);				      \
+		    break;						      \
+		  default:						      \
+		    abort ();						      \
+		  }							      \
+	      }								      \
+	    else							      \
+	      abort ();							      \
+	  }								      \
+      }									      \
+									      \
+    /* Now that we wrote the output increment the input pointer.  */	      \
+    inptr += 4;								      \
+  }
+#define LOOP_NEED_FLAGS
+#define EXTRA_LOOP_DECLS	, mbstate_t *statep
+#include <iconv/loop.c>
+
+
+/* Since this is a stateful encoding we have to provide code which resets
+   the output state to the initial state.  This has to be done during the
+   flushing.  */
+#define EMIT_SHIFT_TO_INIT \
+  if (FROM_DIRECTION)							      \
+    /* Nothing to emit.  */						      \
+    memset (data->__statep, '\0', sizeof (mbstate_t));			      \
+  else									      \
+    {									      \
+      /* The "to UTF-7" direction.  Flush the remaining bits and terminate    \
+	 with a '-' byte.  This will guarantee correct decoding if more	      \
+	 UTF-7 encoded text is added afterwards.  */			      \
+      int state = data->__statep->__count;				      \
+									      \
+      if (state & 0x18)							      \
+	{								      \
+	  /* Deactivate base64 encoding.  */				      \
+	  size_t count = ((state & 0x18) >= 0x10) + 1;			      \
+									      \
+	  if (__glibc_unlikely (outbuf + count > outend))		      \
+	    /* We don't have enough room in the output buffer.  */	      \
+	    status = __GCONV_FULL_OUTPUT;				      \
+	  else								      \
+	    {								      \
+	      /* Write out the shift sequence.  */			      \
+	      if ((state & 0x18) >= 0x10)				      \
+		*outbuf++ = base64 ((state >> 3) & ~3);			      \
+	      *outbuf++ = '-';						      \
+									      \
+	      data->__statep->__count = 0;				      \
+	    }								      \
+	}								      \
+      else								      \
+	data->__statep->__count = 0;					      \
+    }
+
+
+/* Now define the toplevel functions.  */
+#include <iconv/skeleton.c>
-- 
2.28.0


  reply	other threads:[~2020-08-19 23:05 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-19 23:06 [PATCH 0/5] iconv: module for MODIFIED-UTF-7 Max Gautier
2020-08-19 23:06 ` Max Gautier [this message]
2020-08-19 23:06 ` [PATCH 2/5] Update gconv-modules file Max Gautier
2020-08-19 23:07 ` [PATCH 3/5] Transform UTF-7 to MODIFIED-UTF-7 Max Gautier
2020-08-19 23:07 ` [PATCH 4/5] Make terminating base64 sequences mandatory Max Gautier
2020-08-19 23:07 ` [PATCH 5/5] Add test case for MODIFIED-UTF-7 Max Gautier
2020-08-20  7:18   ` Andreas Schwab
2020-08-20 15:40     ` [PATCH v2 " Max Gautier
2020-08-20  8:03 ` [PATCH 0/5] iconv: module " Florian Weimer
2020-08-20 15:19   ` Max Gautier
2020-08-20 15:58     ` Florian Weimer
2020-09-02 15:24   ` Max Gautier
2020-09-02 20:01     ` Adhemerval Zanella
2020-09-03  9:47       ` Max Gautier
2020-09-03 10:56         ` Andreas Schwab
2021-01-25  9:02   ` [PATCH v3 0/5] iconv: module for IMAP-UTF-7 Max Gautier
2021-01-25  9:02     ` [PATCH v3 1/5] Copy utf-7 module to modified-utf-7 Max Gautier
2021-01-25  9:31       ` Andreas Schwab
2021-01-25 13:51         ` Max Gautier
2021-02-07  9:42           ` Florian Weimer
2021-02-07 12:29             ` Max Gautier
2021-02-07 12:34               ` Florian Weimer
2021-12-09  9:31             ` [PATCH v4 0/4] iconv: Add support for UTF-7-IMAP Max Gautier
2021-12-09  9:31               ` [PATCH v4 1/4] iconv: Always encode "optional direct" UTF-7 characters Max Gautier
2022-03-07 12:10                 ` Adhemerval Zanella
2021-12-09  9:31               ` [PATCH v4 2/4] iconv: Better mapping to RFC for UTF-7 Max Gautier
2022-03-07 12:14                 ` Adhemerval Zanella
2022-03-20 16:41                 ` [PATCH v5 " Max Gautier
2022-03-21 11:53                   ` Adhemerval Zanella
2022-03-21 11:59                     ` Adhemerval Zanella
2022-03-21 12:06                       ` Adhemerval Zanella
2022-03-21 14:07                       ` Max Gautier
2021-12-09  9:31               ` [PATCH v4 3/4] iconv: make utf-7.c able to use variants Max Gautier
2022-03-07 12:34                 ` Adhemerval Zanella
2022-03-12 11:07                   ` Max Gautier
2022-03-14 12:17                     ` Adhemerval Zanella
2022-03-20 16:42                 ` [PATCH v5 " Max Gautier
2022-03-21 12:24                   ` Adhemerval Zanella
2021-12-09  9:31               ` [PATCH v4 4/4] iconv: Add UTF-7-IMAP variant in utf-7.c Max Gautier
2022-03-07 12:46                 ` Adhemerval Zanella
2022-03-20 16:43                 ` [PATCH v5 " Max Gautier
2022-03-21 12:24                   ` Adhemerval Zanella
2021-12-17 13:15               ` [PATCH v4 0/4] iconv: Add support for UTF-7-IMAP Max Gautier
2022-01-24 14:19                 ` Adhemerval Zanella
2022-02-10 13:16                   ` Max Gautier
2022-02-10 13:17                     ` Adhemerval Zanella
2022-03-04  8:53                       ` Max Gautier
2022-01-17 14:07               ` Max Gautier
2022-01-24  9:17               ` Max Gautier
2021-01-25  9:02     ` [PATCH v3 2/5] Update gconv-modules file Max Gautier
2021-02-07  9:49       ` Florian Weimer
2021-01-25  9:02     ` [PATCH v3 3/5] Transform UTF-7 to IMAP-UTF-7 Max Gautier
2021-01-25  9:02     ` [PATCH v3 4/5] Make terminating base64 sequences mandatory Max Gautier
2021-02-07  9:45       ` Florian Weimer
2021-01-25  9:02     ` [PATCH v3 5/5] Add test case for IMAP-UTF-7 Max Gautier
2021-02-07  9:49       ` Florian Weimer
2021-03-16 14:39     ` [PATCH v3 5/5][pw utf test] " Siddhesh Poyarekar
2022-03-21 12:28     ` [PATCH v3 0/5] iconv: module " Adhemerval Zanella
2022-03-21 14:09       ` Max Gautier
2021-01-12  9:12 ` [PATCH 0/5] iconv: module for MODIFIED-UTF-7 Florian Weimer

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