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Diffstat (limited to 'vim/vim-7.2/7.2.312')
| -rw-r--r-- | vim/vim-7.2/7.2.312 | 312 |
1 files changed, 0 insertions, 312 deletions
diff --git a/vim/vim-7.2/7.2.312 b/vim/vim-7.2/7.2.312 deleted file mode 100644 index 8b95868..0000000 --- a/vim/vim-7.2/7.2.312 +++ /dev/null @@ -1,312 +0,0 @@ -To: vim-dev@vim.org -Subject: Patch 7.2.312 -Fcc: outbox -From: Bram Moolenaar <Bram@moolenaar.net> -Mime-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit ------------- - -Patch 7.2.312 -Problem: iconv() returns an invalid character sequence when conversion - fails. It should return an empty string. (Yongwei Wu) -Solution: Be more strict about invalid characters in the input. -Files: src/mbyte.c - - -*** ../vim-7.2.311/src/mbyte.c 2009-06-16 15:23:07.000000000 +0200 ---- src/mbyte.c 2009-11-25 16:10:44.000000000 +0100 -*************** -*** 133,154 **** - static int dbcs_ptr2cells_len __ARGS((char_u *p, int size)); - static int dbcs_ptr2char __ARGS((char_u *p)); - -! /* Lookup table to quickly get the length in bytes of a UTF-8 character from -! * the first byte of a UTF-8 string. Bytes which are illegal when used as the -! * first byte have a one, because these will be used separately. */ - static char utf8len_tab[256] = - { - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, -! 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /*bogus*/ -! 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /*bogus*/ - 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, - 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,6,6,1,1, - }; - - /* - * XIM often causes trouble. Define XIM_DEBUG to get a log of XIM callbacks - * in the "xim.log" file. - */ ---- 133,172 ---- - static int dbcs_ptr2cells_len __ARGS((char_u *p, int size)); - static int dbcs_ptr2char __ARGS((char_u *p)); - -! /* -! * Lookup table to quickly get the length in bytes of a UTF-8 character from -! * the first byte of a UTF-8 string. -! * Bytes which are illegal when used as the first byte have a 1. -! * The NUL byte has length 1. -! */ - static char utf8len_tab[256] = - { - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, -! 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, -! 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, - 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,6,6,1,1, - }; - - /* -+ * Like utf8len_tab above, but using a zero for illegal lead bytes. -+ */ -+ static char utf8len_tab_zero[256] = -+ { -+ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, -+ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, -+ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, -+ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, -+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, -+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, -+ 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, -+ 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,6,6,0,0, -+ }; -+ -+ /* - * XIM often causes trouble. Define XIM_DEBUG to get a log of XIM callbacks - * in the "xim.log" file. - */ -*************** -*** 1352,1358 **** - if (size > 0 && *p >= 0x80) - { - if (utf_ptr2len_len(p, size) < utf8len_tab[*p]) -! return 1; - c = utf_ptr2char(p); - /* An illegal byte is displayed as <xx>. */ - if (utf_ptr2len(p) == 1 || c == NUL) ---- 1370,1376 ---- - if (size > 0 && *p >= 0x80) - { - if (utf_ptr2len_len(p, size) < utf8len_tab[*p]) -! return 1; /* truncated */ - c = utf_ptr2char(p); - /* An illegal byte is displayed as <xx>. */ - if (utf_ptr2len(p) == 1 || c == NUL) -*************** -*** 1473,1479 **** - if (p[0] < 0x80) /* be quick for ASCII */ - return p[0]; - -! len = utf8len_tab[p[0]]; - if (len > 1 && (p[1] & 0xc0) == 0x80) - { - if (len == 2) ---- 1491,1497 ---- - if (p[0] < 0x80) /* be quick for ASCII */ - return p[0]; - -! len = utf8len_tab_zero[p[0]]; - if (len > 1 && (p[1] & 0xc0) == 0x80) - { - if (len == 2) -*************** -*** 1723,1728 **** ---- 1741,1747 ---- - /* - * Return length of UTF-8 character, obtained from the first byte. - * "b" must be between 0 and 255! -+ * Returns 1 for an invalid first byte value. - */ - int - utf_byte2len(b) -*************** -*** 1737,1742 **** ---- 1756,1762 ---- - * Returns 1 for "". - * Returns 1 for an illegal byte sequence (also in incomplete byte seq.). - * Returns number > "size" for an incomplete byte sequence. -+ * Never returns zero. - */ - int - utf_ptr2len_len(p, size) -*************** -*** 1747,1757 **** - int i; - int m; - -! if (*p == NUL) -! return 1; -! m = len = utf8len_tab[*p]; - if (len > size) - m = size; /* incomplete byte sequence. */ - for (i = 1; i < m; ++i) - if ((p[i] & 0xc0) != 0x80) - return 1; ---- 1767,1779 ---- - int i; - int m; - -! len = utf8len_tab[*p]; -! if (len == 1) -! return 1; /* NUL, ascii or illegal lead byte */ - if (len > size) - m = size; /* incomplete byte sequence. */ -+ else -+ m = len; - for (i = 1; i < m; ++i) - if ((p[i] & 0xc0) != 0x80) - return 1; -*************** -*** 2505,2510 **** ---- 2527,2533 ---- - /* - * mb_head_off() function pointer. - * Return offset from "p" to the first byte of the character it points into. -+ * If "p" points to the NUL at the end of the string return 0. - * Returns 0 when already at the first byte of a character. - */ - int -*************** -*** 2524,2530 **** - - /* It can't be a trailing byte when not using DBCS, at the start of the - * string or the previous byte can't start a double-byte. */ -! if (p <= base || MB_BYTE2LEN(p[-1]) == 1) - return 0; - - /* This is slow: need to start at the base and go forward until the ---- 2547,2553 ---- - - /* It can't be a trailing byte when not using DBCS, at the start of the - * string or the previous byte can't start a double-byte. */ -! if (p <= base || MB_BYTE2LEN(p[-1]) == 1 || *p == NUL) - return 0; - - /* This is slow: need to start at the base and go forward until the -*************** -*** 2552,2558 **** - * lead byte in the current cell. */ - if (p <= base - || (enc_dbcs == DBCS_JPNU && p[-1] == 0x8e) -! || MB_BYTE2LEN(p[-1]) == 1) - return 0; - - /* This is slow: need to start at the base and go forward until the ---- 2575,2582 ---- - * lead byte in the current cell. */ - if (p <= base - || (enc_dbcs == DBCS_JPNU && p[-1] == 0x8e) -! || MB_BYTE2LEN(p[-1]) == 1 -! || *p == NUL) - return 0; - - /* This is slow: need to start at the base and go forward until the -*************** -*** 2578,2583 **** ---- 2602,2608 ---- - char_u *q; - char_u *s; - int c; -+ int len; - #ifdef FEAT_ARABIC - char_u *j; - #endif -*************** -*** 2597,2604 **** - --q; - /* Check for illegal sequence. Do allow an illegal byte after where we - * started. */ -! if (utf8len_tab[*q] != (int)(s - q + 1) -! && utf8len_tab[*q] != (int)(p - q + 1)) - return 0; - - if (q <= base) ---- 2622,2629 ---- - --q; - /* Check for illegal sequence. Do allow an illegal byte after where we - * started. */ -! len = utf8len_tab[*q]; -! if (len != (int)(s - q + 1) && len != (int)(p - q + 1)) - return 0; - - if (q <= base) -*************** -*** 2810,2818 **** - - while (end == NULL ? *p != NUL : p < end) - { -! if ((*p & 0xc0) == 0x80) - return FALSE; /* invalid lead byte */ -- l = utf8len_tab[*p]; - if (end != NULL && p + l > end) - return FALSE; /* incomplete byte sequence */ - ++p; ---- 2835,2843 ---- - - while (end == NULL ? *p != NUL : p < end) - { -! l = utf8len_tab_zero[*p]; -! if (l == 0) - return FALSE; /* invalid lead byte */ - if (end != NULL && p + l > end) - return FALSE; /* incomplete byte sequence */ - ++p; -*************** -*** 6117,6128 **** - d = retval; - for (i = 0; i < len; ++i) - { -! l = utf_ptr2len(ptr + i); - if (l == 0) - *d++ = NUL; - else if (l == 1) - { -! if (unconvlenp != NULL && utf8len_tab[ptr[i]] > len - i) - { - /* Incomplete sequence at the end. */ - *unconvlenp = len - i; ---- 6142,6161 ---- - d = retval; - for (i = 0; i < len; ++i) - { -! l = utf_ptr2len_len(ptr + i, len - i); - if (l == 0) - *d++ = NUL; - else if (l == 1) - { -! int l_w = utf8len_tab_zero[ptr[i]]; -! -! if (l_w == 0) -! { -! /* Illegal utf-8 byte cannot be converted */ -! vim_free(retval); -! return NULL; -! } -! if (unconvlenp != NULL && l_w > len - i) - { - /* Incomplete sequence at the end. */ - *unconvlenp = len - i; -*** ../vim-7.2.311/src/version.c 2009-12-02 13:32:10.000000000 +0100 ---- src/version.c 2009-12-02 15:00:23.000000000 +0100 -*************** -*** 683,684 **** ---- 683,686 ---- - { /* Add new patch number below this line */ -+ /**/ -+ 312, - /**/ - --- -hundred-and-one symptoms of being an internet addict: -6. You refuse to go to a vacation spot with no electricity and no phone lines. - - /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\ -/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\ -\\\ download, build and distribute -- http://www.A-A-P.org /// - \\\ help me help AIDS victims -- http://ICCF-Holland.org /// |