/* $OpenLDAP$ */ /* * Copyright 2000-2002 The OpenLDAP Foundation, All Rights Reserved. * COPYING RESTRICTIONS APPLY, see COPYRIGHT file */ /* * Copyright 2001 Computing Research Labs, New Mexico State University * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /* $Id: ucgendat.c,v 1.4 2001/01/02 18:46:20 mleisher Exp $" */ #include "portable.h" #include "ldap_config.h" #include #include #include #include #undef ishdigit #define ishdigit(cc) (((cc) >= '0' && (cc) <= '9') ||\ ((cc) >= 'A' && (cc) <= 'F') ||\ ((cc) >= 'a' && (cc) <= 'f')) /* * A header written to the output file with the byte-order-mark and the number * of property nodes. */ static unsigned short hdr[2] = {0xfeff, 0}; #define NUMPROPS 50 #define NEEDPROPS (NUMPROPS + (4 - (NUMPROPS & 3))) typedef struct { char *name; int len; } _prop_t; /* * List of properties expected to be found in the Unicode Character Database * including some implementation specific properties. * * The implementation specific properties are: * Cm = Composed (can be decomposed) * Nb = Non-breaking * Sy = Symmetric (has left and right forms) * Hd = Hex digit * Qm = Quote marks * Mr = Mirroring * Ss = Space, other * Cp = Defined character */ static _prop_t props[NUMPROPS] = { {"Mn", 2}, {"Mc", 2}, {"Me", 2}, {"Nd", 2}, {"Nl", 2}, {"No", 2}, {"Zs", 2}, {"Zl", 2}, {"Zp", 2}, {"Cc", 2}, {"Cf", 2}, {"Cs", 2}, {"Co", 2}, {"Cn", 2}, {"Lu", 2}, {"Ll", 2}, {"Lt", 2}, {"Lm", 2}, {"Lo", 2}, {"Pc", 2}, {"Pd", 2}, {"Ps", 2}, {"Pe", 2}, {"Po", 2}, {"Sm", 2}, {"Sc", 2}, {"Sk", 2}, {"So", 2}, {"L", 1}, {"R", 1}, {"EN", 2}, {"ES", 2}, {"ET", 2}, {"AN", 2}, {"CS", 2}, {"B", 1}, {"S", 1}, {"WS", 2}, {"ON", 2}, {"Cm", 2}, {"Nb", 2}, {"Sy", 2}, {"Hd", 2}, {"Qm", 2}, {"Mr", 2}, {"Ss", 2}, {"Cp", 2}, {"Pi", 2}, {"Pf", 2}, {"AL", 2} }; typedef struct { unsigned long *ranges; unsigned short used; unsigned short size; } _ranges_t; static _ranges_t proptbl[NUMPROPS]; /* * Make sure this array is sized to be on a 4-byte boundary at compile time. */ static unsigned short propcnt[NEEDPROPS]; /* * Array used to collect a decomposition before adding it to the decomposition * table. */ static unsigned long dectmp[64]; static unsigned long dectmp_size; typedef struct { unsigned long code; unsigned short size; unsigned short used; unsigned long *decomp; } _decomp_t; /* * List of decomposition. Created and expanded in order as the characters are * encountered. */ static _decomp_t *decomps; static unsigned long decomps_used; static unsigned long decomps_size; /* * Composition exclusion table stuff. */ #define COMPEX_SET(c) (compexs[(c) >> 5] |= (1 << ((c) & 31))) #define COMPEX_TEST(c) (compexs[(c) >> 5] & (1 << ((c) & 31))) static unsigned long compexs[2048]; /* * Struct for holding a composition pair, and array of composition pairs */ typedef struct { unsigned long comp; unsigned long count; unsigned long code1; unsigned long code2; } _comp_t; static _comp_t *comps; static unsigned long comps_used; /* * Types and lists for handling lists of case mappings. */ typedef struct { unsigned long key; unsigned long other1; unsigned long other2; } _case_t; static _case_t *upper; static _case_t *lower; static _case_t *title; static unsigned long upper_used; static unsigned long upper_size; static unsigned long lower_used; static unsigned long lower_size; static unsigned long title_used; static unsigned long title_size; /* * Array used to collect case mappings before adding them to a list. */ static unsigned long cases[3]; /* * An array to hold ranges for combining classes. */ static unsigned long *ccl; static unsigned long ccl_used; static unsigned long ccl_size; /* * Structures for handling numbers. */ typedef struct { unsigned long code; unsigned long idx; } _codeidx_t; typedef struct { short numerator; short denominator; } _num_t; /* * Arrays to hold the mapping of codes to numbers. */ static _codeidx_t *ncodes; static unsigned long ncodes_used; static unsigned long ncodes_size; static _num_t *nums; static unsigned long nums_used; static unsigned long nums_size; /* * Array for holding numbers. */ static _num_t *nums; static unsigned long nums_used; static unsigned long nums_size; static void add_range(unsigned long start, unsigned long end, char *p1, char *p2) { int i, j, k, len; _ranges_t *rlp; char *name; for (k = 0; k < 2; k++) { if (k == 0) { name = p1; len = 2; } else { if (p2 == 0) break; name = p2; len = 1; } for (i = 0; i < NUMPROPS; i++) { if (props[i].len == len && memcmp(props[i].name, name, len) == 0) break; } if (i == NUMPROPS) continue; rlp = &proptbl[i]; /* * Resize the range list if necessary. */ if (rlp->used == rlp->size) { if (rlp->size == 0) rlp->ranges = (unsigned long *) malloc(sizeof(unsigned long) << 3); else rlp->ranges = (unsigned long *) realloc((char *) rlp->ranges, sizeof(unsigned long) * (rlp->size + 8)); rlp->size += 8; } /* * If this is the first code for this property list, just add it * and return. */ if (rlp->used == 0) { rlp->ranges[0] = start; rlp->ranges[1] = end; rlp->used += 2; continue; } /* * Optimize the case of adding the range to the end. */ j = rlp->used - 1; if (start > rlp->ranges[j]) { j = rlp->used; rlp->ranges[j++] = start; rlp->ranges[j++] = end; rlp->used = j; continue; } /* * Need to locate the insertion point. */ for (i = 0; i < rlp->used && start > rlp->ranges[i + 1] + 1; i += 2) ; /* * If the start value lies in the current range, then simply set the * new end point of the range to the end value passed as a parameter. */ if (rlp->ranges[i] <= start && start <= rlp->ranges[i + 1] + 1) { rlp->ranges[i + 1] = end; return; } /* * Shift following values up by two. */ for (j = rlp->used; j > i; j -= 2) { rlp->ranges[j] = rlp->ranges[j - 2]; rlp->ranges[j + 1] = rlp->ranges[j - 1]; } /* * Add the new range at the insertion point. */ rlp->ranges[i] = start; rlp->ranges[i + 1] = end; rlp->used += 2; } } static void ordered_range_insert(unsigned long c, char *name, int len) { int i, j; unsigned long s, e; _ranges_t *rlp; if (len == 0) return; /* * Deal with directionality codes introduced in Unicode 3.0. */ if ((len == 2 && memcmp(name, "BN", 2) == 0) || (len == 3 && (memcmp(name, "NSM", 3) == 0 || memcmp(name, "PDF", 3) == 0 || memcmp(name, "LRE", 3) == 0 || memcmp(name, "LRO", 3) == 0 || memcmp(name, "RLE", 3) == 0 || memcmp(name, "RLO", 3) == 0))) { /* * Mark all of these as Other Neutral to preserve compatibility with * older versions. */ len = 2; name = "ON"; } for (i = 0; i < NUMPROPS; i++) { if (props[i].len == len && memcmp(props[i].name, name, len) == 0) break; } if (i == NUMPROPS) return; /* * Have a match, so insert the code in order. */ rlp = &proptbl[i]; /* * Resize the range list if necessary. */ if (rlp->used == rlp->size) { if (rlp->size == 0) rlp->ranges = (unsigned long *) malloc(sizeof(unsigned long) << 3); else rlp->ranges = (unsigned long *) realloc((char *) rlp->ranges, sizeof(unsigned long) * (rlp->size + 8)); rlp->size += 8; } /* * If this is the first code for this property list, just add it * and return. */ if (rlp->used == 0) { rlp->ranges[0] = rlp->ranges[1] = c; rlp->used += 2; return; } /* * Optimize the cases of extending the last range and adding new ranges to * the end. */ j = rlp->used - 1; e = rlp->ranges[j]; s = rlp->ranges[j - 1]; if (c == e + 1) { /* * Extend the last range. */ rlp->ranges[j] = c; return; } if (c > e + 1) { /* * Start another range on the end. */ j = rlp->used; rlp->ranges[j] = rlp->ranges[j + 1] = c; rlp->used += 2; return; } if (c >= s) /* * The code is a duplicate of a code in the last range, so just return. */ return; /* * The code should be inserted somewhere before the last range in the * list. Locate the insertion point. */ for (i = 0; i < rlp->used && c > rlp->ranges[i + 1] + 1; i += 2) ; s = rlp->ranges[i]; e = rlp->ranges[i + 1]; if (c == e + 1) /* * Simply extend the current range. */ rlp->ranges[i + 1] = c; else if (c < s) { /* * Add a new entry before the current location. Shift all entries * before the current one up by one to make room. */ for (j = rlp->used; j > i; j -= 2) { rlp->ranges[j] = rlp->ranges[j - 2]; rlp->ranges[j + 1] = rlp->ranges[j - 1]; } rlp->ranges[i] = rlp->ranges[i + 1] = c; rlp->used += 2; } } static void add_decomp(unsigned long code) { unsigned long i, j, size; /* * Add the code to the composite property. */ ordered_range_insert(code, "Cm", 2); /* * Locate the insertion point for the code. */ for (i = 0; i < decomps_used && code > decomps[i].code; i++) ; /* * Allocate space for a new decomposition. */ if (decomps_used == decomps_size) { if (decomps_size == 0) decomps = (_decomp_t *) malloc(sizeof(_decomp_t) << 3); else decomps = (_decomp_t *) realloc((char *) decomps, sizeof(_decomp_t) * (decomps_size + 8)); (void) memset((char *) (decomps + decomps_size), '\0', sizeof(_decomp_t) << 3); decomps_size += 8; } if (i < decomps_used && code != decomps[i].code) { /* * Shift the decomps up by one if the codes don't match. */ for (j = decomps_used; j > i; j--) (void) AC_MEMCPY((char *) &decomps[j], (char *) &decomps[j - 1], sizeof(_decomp_t)); } /* * Insert or replace a decomposition. */ size = dectmp_size + (4 - (dectmp_size & 3)); if (decomps[i].size < size) { if (decomps[i].size == 0) decomps[i].decomp = (unsigned long *) malloc(sizeof(unsigned long) * size); else decomps[i].decomp = (unsigned long *) realloc((char *) decomps[i].decomp, sizeof(unsigned long) * size); decomps[i].size = size; } if (decomps[i].code != code) decomps_used++; decomps[i].code = code; decomps[i].used = dectmp_size; (void) AC_MEMCPY((char *) decomps[i].decomp, (char *) dectmp, sizeof(unsigned long) * dectmp_size); /* * NOTICE: This needs changing later so it is more general than simply * pairs. This calculation is done here to simplify allocation elsewhere. */ if (dectmp_size == 2) comps_used++; } static void add_title(unsigned long code) { unsigned long i, j; /* * Always map the code to itself. */ cases[2] = code; if (title_used == title_size) { if (title_size == 0) title = (_case_t *) malloc(sizeof(_case_t) << 3); else title = (_case_t *) realloc((char *) title, sizeof(_case_t) * (title_size + 8)); title_size += 8; } /* * Locate the insertion point. */ for (i = 0; i < title_used && code > title[i].key; i++) ; if (i < title_used) { /* * Shift the array up by one. */ for (j = title_used; j > i; j--) (void) AC_MEMCPY((char *) &title[j], (char *) &title[j - 1], sizeof(_case_t)); } title[i].key = cases[2]; /* Title */ title[i].other1 = cases[0]; /* Upper */ title[i].other2 = cases[1]; /* Lower */ title_used++; } static void add_upper(unsigned long code) { unsigned long i, j; /* * Always map the code to itself. */ cases[0] = code; /* * If the title case character is not present, then make it the same as * the upper case. */ if (cases[2] == 0) cases[2] = code; if (upper_used == upper_size) { if (upper_size == 0) upper = (_case_t *) malloc(sizeof(_case_t) << 3); else upper = (_case_t *) realloc((char *) upper, sizeof(_case_t) * (upper_size + 8)); upper_size += 8; } /* * Locate the insertion point. */ for (i = 0; i < upper_used && code > upper[i].key; i++) ; if (i < upper_used) { /* * Shift the array up by one. */ for (j = upper_used; j > i; j--) (void) AC_MEMCPY((char *) &upper[j], (char *) &upper[j - 1], sizeof(_case_t)); } upper[i].key = cases[0]; /* Upper */ upper[i].other1 = cases[1]; /* Lower */ upper[i].other2 = cases[2]; /* Title */ upper_used++; } static void add_lower(unsigned long code) { unsigned long i, j; /* * Always map the code to itself. */ cases[1] = code; /* * If the title case character is empty, then make it the same as the * upper case. */ if (cases[2] == 0) cases[2] = cases[0]; if (lower_used == lower_size) { if (lower_size == 0) lower = (_case_t *) malloc(sizeof(_case_t) << 3); else lower = (_case_t *) realloc((char *) lower, sizeof(_case_t) * (lower_size + 8)); lower_size += 8; } /* * Locate the insertion point. */ for (i = 0; i < lower_used && code > lower[i].key; i++) ; if (i < lower_used) { /* * Shift the array up by one. */ for (j = lower_used; j > i; j--) (void) AC_MEMCPY((char *) &lower[j], (char *) &lower[j - 1], sizeof(_case_t)); } lower[i].key = cases[1]; /* Lower */ lower[i].other1 = cases[0]; /* Upper */ lower[i].other2 = cases[2]; /* Title */ lower_used++; } static void ordered_ccl_insert(unsigned long c, unsigned long ccl_code) { unsigned long i, j; if (ccl_used == ccl_size) { if (ccl_size == 0) ccl = (unsigned long *) malloc(sizeof(unsigned long) * 24); else ccl = (unsigned long *) realloc((char *) ccl, sizeof(unsigned long) * (ccl_size + 24)); ccl_size += 24; } /* * Optimize adding the first item. */ if (ccl_used == 0) { ccl[0] = ccl[1] = c; ccl[2] = ccl_code; ccl_used += 3; return; } /* * Handle the special case of extending the range on the end. This * requires that the combining class codes are the same. */ if (ccl_code == ccl[ccl_used - 1] && c == ccl[ccl_used - 2] + 1) { ccl[ccl_used - 2] = c; return; } /* * Handle the special case of adding another range on the end. */ if (c > ccl[ccl_used - 2] + 1 || (c == ccl[ccl_used - 2] + 1 && ccl_code != ccl[ccl_used - 1])) { ccl[ccl_used++] = c; ccl[ccl_used++] = c; ccl[ccl_used++] = ccl_code; return; } /* * Locate either the insertion point or range for the code. */ for (i = 0; i < ccl_used && c > ccl[i + 1] + 1; i += 3) ; if (ccl_code == ccl[i + 2] && c == ccl[i + 1] + 1) { /* * Extend an existing range. */ ccl[i + 1] = c; return; } else if (c < ccl[i]) { /* * Start a new range before the current location. */ for (j = ccl_used; j > i; j -= 3) { ccl[j] = ccl[j - 3]; ccl[j - 1] = ccl[j - 4]; ccl[j - 2] = ccl[j - 5]; } ccl[i] = ccl[i + 1] = c; ccl[i + 2] = ccl_code; } } /* * Adds a number if it does not already exist and returns an index value * multiplied by 2. */ static unsigned long make_number(short num, short denom) { unsigned long n; /* * Determine if the number already exists. */ for (n = 0; n < nums_used; n++) { if (nums[n].numerator == num && nums[n].denominator == denom) return n << 1; } if (nums_used == nums_size) { if (nums_size == 0) nums = (_num_t *) malloc(sizeof(_num_t) << 3); else nums = (_num_t *) realloc((char *) nums, sizeof(_num_t) * (nums_size + 8)); nums_size += 8; } n = nums_used++; nums[n].numerator = num; nums[n].denominator = denom; return n << 1; } static void add_number(unsigned long code, short num, short denom) { unsigned long i, j; /* * Insert the code in order. */ for (i = 0; i < ncodes_used && code > ncodes[i].code; i++) ; /* * Handle the case of the codes matching and simply replace the number * that was there before. */ if (ncodes_used > 0 && code == ncodes[i].code) { ncodes[i].idx = make_number(num, denom); return; } /* * Resize the array if necessary. */ if (ncodes_used == ncodes_size) { if (ncodes_size == 0) ncodes = (_codeidx_t *) malloc(sizeof(_codeidx_t) << 3); else ncodes = (_codeidx_t *) realloc((char *) ncodes, sizeof(_codeidx_t) * (ncodes_size + 8)); ncodes_size += 8; } /* * Shift things around to insert the code if necessary. */ if (i < ncodes_used) { for (j = ncodes_used; j > i; j--) { ncodes[j].code = ncodes[j - 1].code; ncodes[j].idx = ncodes[j - 1].idx; } } ncodes[i].code = code; ncodes[i].idx = make_number(num, denom); ncodes_used++; } /* * This routine assumes that the line is a valid Unicode Character Database * entry. */ static void read_cdata(FILE *in) { unsigned long i, lineno, skip, code, ccl_code; short wnum, neg, number[2]; char line[512], *s, *e; lineno = skip = 0; while (fscanf(in, "%[^\n]\n", line) != EOF) { lineno++; /* * Skip blank lines and lines that start with a '#'. */ if (line[0] == 0 || line[0] == '#') continue; /* * If lines need to be skipped, do it here. */ if (skip) { skip--; continue; } /* * Collect the code. The code can be up to 6 hex digits in length to * allow surrogates to be specified. */ for (s = line, i = code = 0; *s != ';' && i < 6; i++, s++) { code <<= 4; if (*s >= '0' && *s <= '9') code += *s - '0'; else if (*s >= 'A' && *s <= 'F') code += (*s - 'A') + 10; else if (*s >= 'a' && *s <= 'f') code += (*s - 'a') + 10; } /* * Handle the following special cases: * 1. 4E00-9FA5 CJK Ideographs. * 2. AC00-D7A3 Hangul Syllables. * 3. D800-DFFF Surrogates. * 4. E000-F8FF Private Use Area. * 5. F900-FA2D Han compatibility. */ switch (code) { case 0x4e00: /* * The Han ideographs. */ add_range(0x4e00, 0x9fff, "Lo", "L"); /* * Add the characters to the defined category. */ add_range(0x4e00, 0x9fa5, "Cp", 0); skip = 1; break; case 0xac00: /* * The Hangul syllables. */ add_range(0xac00, 0xd7a3, "Lo", "L"); /* * Add the characters to the defined category. */ add_range(0xac00, 0xd7a3, "Cp", 0); skip = 1; break; case 0xd800: /* * Make a range of all surrogates and assume some default * properties. */ add_range(0x010000, 0x10ffff, "Cs", "L"); skip = 5; break; case 0xe000: /* * The Private Use area. Add with a default set of properties. */ add_range(0xe000, 0xf8ff, "Co", "L"); skip = 1; break; case 0xf900: /* * The CJK compatibility area. */ add_range(0xf900, 0xfaff, "Lo", "L"); /* * Add the characters to the defined category. */ add_range(0xf900, 0xfaff, "Cp", 0); skip = 1; } if (skip) continue; /* * Add the code to the defined category. */ ordered_range_insert(code, "Cp", 2); /* * Locate the first character property field. */ for (i = 0; *s != 0 && i < 2; s++) { if (*s == ';') i++; } for (e = s; *e && *e != ';'; e++) ; ordered_range_insert(code, s, e - s); /* * Locate the combining class code. */ for (s = e; *s != 0 && i < 3; s++) { if (*s == ';') i++; } /* * Convert the combining class code from decimal. */ for (ccl_code = 0, e = s; *e && *e != ';'; e++) ccl_code = (ccl_code * 10) + (*e - '0'); /* * Add the code if it not 0. */ if (ccl_code != 0) ordered_ccl_insert(code, ccl_code); /* * Locate the second character property field. */ for (s = e; *s != 0 && i < 4; s++) { if (*s == ';') i++; } for (e = s; *e && *e != ';'; e++) ; ordered_range_insert(code, s, e - s); /* * Check for a decomposition. */ s = ++e; if (*s != ';' && *s != '<') { /* * Collect the codes of the decomposition. */ for (dectmp_size = 0; *s != ';'; ) { /* * Skip all leading non-hex digits. */ while (!ishdigit(*s)) s++; for (dectmp[dectmp_size] = 0; ishdigit(*s); s++) { dectmp[dectmp_size] <<= 4; if (*s >= '0' && *s <= '9') dectmp[dectmp_size] += *s - '0'; else if (*s >= 'A' && *s <= 'F') dectmp[dectmp_size] += (*s - 'A') + 10; else if (*s >= 'a' && *s <= 'f') dectmp[dectmp_size] += (*s - 'a') + 10; } dectmp_size++; } /* * If there are any codes in the temporary decomposition array, * then add the character with its decomposition. */ if (dectmp_size > 0) add_decomp(code); } /* * Skip to the number field. */ for (i = 0; i < 3 && *s; s++) { if (*s == ';') i++; } /* * Scan the number in. */ number[0] = number[1] = 0; for (e = s, neg = wnum = 0; *e && *e != ';'; e++) { if (*e == '-') { neg = 1; continue; } if (*e == '/') { /* * Move the the denominator of the fraction. */ if (neg) number[wnum] *= -1; neg = 0; e++; wnum++; } number[wnum] = (number[wnum] * 10) + (*e - '0'); } if (e > s) { /* * Adjust the denominator in case of integers and add the number. */ if (wnum == 0) number[1] = number[0]; add_number(code, number[0], number[1]); } /* * Skip to the start of the possible case mappings. */ for (s = e, i = 0; i < 4 && *s; s++) { if (*s == ';') i++; } /* * Collect the case mappings. */ cases[0] = cases[1] = cases[2] = 0; for (i = 0; i < 3; i++) { while (ishdigit(*s)) { cases[i] <<= 4; if (*s >= '0' && *s <= '9') cases[i] += *s - '0'; else if (*s >= 'A' && *s <= 'F') cases[i] += (*s - 'A') + 10; else if (*s >= 'a' && *s <= 'f') cases[i] += (*s - 'a') + 10; s++; } if (*s == ';') s++; } if (cases[0] && cases[1]) /* * Add the upper and lower mappings for a title case character. */ add_title(code); else if (cases[1]) /* * Add the lower and title case mappings for the upper case * character. */ add_upper(code); else if (cases[0]) /* * Add the upper and title case mappings for the lower case * character. */ add_lower(code); } } static _decomp_t * find_decomp(unsigned long code) { long l, r, m; l = 0; r = decomps_used - 1; while (l <= r) { m = (l + r) >> 1; if (code > decomps[m].code) l = m + 1; else if (code < decomps[m].code) r = m - 1; else return &decomps[m]; } return 0; } static void decomp_it(_decomp_t *d) { unsigned long i; _decomp_t *dp; for (i = 0; i < d->used; i++) { if ((dp = find_decomp(d->decomp[i])) != 0) decomp_it(dp); else dectmp[dectmp_size++] = d->decomp[i]; } } /* * Expand all decompositions by recursively decomposing each character * in the decomposition. */ static void expand_decomp(void) { unsigned long i; for (i = 0; i < decomps_used; i++) { dectmp_size = 0; decomp_it(&decomps[i]); if (dectmp_size > 0) add_decomp(decomps[i].code); } } static int cmpcomps(_comp_t *comp1, _comp_t *comp2) { long diff = comp1->code1 - comp2->code1; if (!diff) diff = comp1->code2 - comp2->code2; return (int) diff; } /* * Load composition exclusion data */ static void read_compexdata(FILE *in) { unsigned short i, code; char line[512], *s; (void) memset((char *) compexs, 0, sizeof(unsigned long) << 11); while (fscanf(in, "%[^\n]\n", line) != EOF) { /* * Skip blank lines and lines that start with a '#'. */ if (line[0] == 0 || line[0] == '#') continue; /* * Collect the code. Assume max 4 digits */ for (s = line, i = code = 0; *s != '#' && i < 4; i++, s++) { code <<= 4; if (*s >= '0' && *s <= '9') code += *s - '0'; else if (*s >= 'A' && *s <= 'F') code += (*s - 'A') + 10; else if (*s >= 'a' && *s <= 'f') code += (*s - 'a') + 10; } COMPEX_SET(code); } } /* * Creates array of compositions from decomposition array */ static void create_comps(void) { unsigned long i, cu; comps = (_comp_t *) malloc(comps_used * sizeof(_comp_t)); for (i = cu = 0; i < decomps_used; i++) { if (decomps[i].used != 2 || COMPEX_TEST(decomps[i].code)) continue; comps[cu].comp = decomps[i].code; comps[cu].count = 2; comps[cu].code1 = decomps[i].decomp[0]; comps[cu].code2 = decomps[i].decomp[1]; cu++; } comps_used = cu; qsort(comps, comps_used, sizeof(_comp_t), (int (*)(const void *, const void *)) cmpcomps); } static void write_cdata(char *opath) { FILE *out; unsigned long i, idx, bytes, nprops; unsigned short casecnt[2]; char path[BUFSIZ]; /***************************************************************** * * Generate the ctype data. * *****************************************************************/ /* * Open the ctype.dat file. */ sprintf(path, "%s%sctype.dat", opath, LDAP_DIRSEP); if ((out = fopen(path, "wb")) == 0) return; /* * Collect the offsets for the properties. The offsets array is * on a 4-byte boundary to keep things efficient for architectures * that need such a thing. */ for (i = idx = 0; i < NUMPROPS; i++) { propcnt[i] = (proptbl[i].used != 0) ? idx : 0xffff; idx += proptbl[i].used; } /* * Add the sentinel index which is used by the binary search as the upper * bound for a search. */ propcnt[i] = idx; /* * Record the actual number of property lists. This may be different than * the number of offsets actually written because of aligning on a 4-byte * boundary. */ hdr[1] = NUMPROPS; /* * Calculate the byte count needed and pad the property counts array to a * 4-byte boundary. */ if ((bytes = sizeof(unsigned short) * (NUMPROPS + 1)) & 3) bytes += 4 - (bytes & 3); nprops = bytes / sizeof(unsigned short); bytes += sizeof(unsigned long) * idx; /* * Write the header. */ fwrite((char *) hdr, sizeof(unsigned short), 2, out); /* * Write the byte count. */ fwrite((char *) &bytes, sizeof(unsigned long), 1, out); /* * Write the property list counts. */ fwrite((char *) propcnt, sizeof(unsigned short), nprops, out); /* * Write the property lists. */ for (i = 0; i < NUMPROPS; i++) { if (proptbl[i].used > 0) fwrite((char *) proptbl[i].ranges, sizeof(unsigned long), proptbl[i].used, out); } fclose(out); /***************************************************************** * * Generate the case mapping data. * *****************************************************************/ /* * Open the case.dat file. */ sprintf(path, "%s%scase.dat", opath, LDAP_DIRSEP); if ((out = fopen(path, "wb")) == 0) return; /* * Write the case mapping tables. */ hdr[1] = upper_used + lower_used + title_used; casecnt[0] = upper_used; casecnt[1] = lower_used; /* * Write the header. */ fwrite((char *) hdr, sizeof(unsigned short), 2, out); /* * Write the upper and lower case table sizes. */ fwrite((char *) casecnt, sizeof(unsigned short), 2, out); if (upper_used > 0) /* * Write the upper case table. */ fwrite((char *) upper, sizeof(_case_t), upper_used, out); if (lower_used > 0) /* * Write the lower case table. */ fwrite((char *) lower, sizeof(_case_t), lower_used, out); if (title_used > 0) /* * Write the title case table. */ fwrite((char *) title, sizeof(_case_t), title_used, out); fclose(out); /***************************************************************** * * Generate the composition data. * *****************************************************************/ /* * Create compositions from decomposition data */ create_comps(); /* * Open the comp.dat file. */ sprintf(path, "%s%scomp.dat", opath, LDAP_DIRSEP); if ((out = fopen(path, "wb")) == 0) return; /* * Write the header. */ hdr[1] = (unsigned short) comps_used * 4; fwrite((char *) hdr, sizeof(unsigned short), 2, out); /* * Write out the byte count to maintain header size. */ bytes = comps_used * sizeof(_comp_t); fwrite((char *) &bytes, sizeof(unsigned long), 1, out); /* * Now, if comps exist, write them out. */ if (comps_used > 0) fwrite((char *) comps, sizeof(_comp_t), comps_used, out); fclose(out); /***************************************************************** * * Generate the decomposition data. * *****************************************************************/ /* * Fully expand all decompositions before generating the output file. */ expand_decomp(); /* * Open the decomp.dat file. */ sprintf(path, "%s%sdecomp.dat", opath, LDAP_DIRSEP); if ((out = fopen(path, "wb")) == 0) return; hdr[1] = decomps_used; /* * Write the header. */ fwrite((char *) hdr, sizeof(unsigned short), 2, out); /* * Write a temporary byte count which will be calculated as the * decompositions are written out. */ bytes = 0; fwrite((char *) &bytes, sizeof(unsigned long), 1, out); if (decomps_used) { /* * Write the list of decomp nodes. */ for (i = idx = 0; i < decomps_used; i++) { fwrite((char *) &decomps[i].code, sizeof(unsigned long), 1, out); fwrite((char *) &idx, sizeof(unsigned long), 1, out); idx += decomps[i].used; } /* * Write the sentinel index as the last decomp node. */ fwrite((char *) &idx, sizeof(unsigned long), 1, out); /* * Write the decompositions themselves. */ for (i = 0; i < decomps_used; i++) fwrite((char *) decomps[i].decomp, sizeof(unsigned long), decomps[i].used, out); /* * Seek back to the beginning and write the byte count. */ bytes = (sizeof(unsigned long) * idx) + (sizeof(unsigned long) * ((hdr[1] << 1) + 1)); fseek(out, sizeof(unsigned short) << 1, 0L); fwrite((char *) &bytes, sizeof(unsigned long), 1, out); fclose(out); } /***************************************************************** * * Generate the combining class data. * *****************************************************************/ /* * Open the cmbcl.dat file. */ sprintf(path, "%s%scmbcl.dat", opath, LDAP_DIRSEP); if ((out = fopen(path, "wb")) == 0) return; /* * Set the number of ranges used. Each range has a combining class which * means each entry is a 3-tuple. */ hdr[1] = ccl_used / 3; /* * Write the header. */ fwrite((char *) hdr, sizeof(unsigned short), 2, out); /* * Write out the byte count to maintain header size. */ bytes = ccl_used * sizeof(unsigned long); fwrite((char *) &bytes, sizeof(unsigned long), 1, out); if (ccl_used > 0) /* * Write the combining class ranges out. */ fwrite((char *) ccl, sizeof(unsigned long), ccl_used, out); fclose(out); /***************************************************************** * * Generate the number data. * *****************************************************************/ /* * Open the num.dat file. */ sprintf(path, "%s%snum.dat", opath, LDAP_DIRSEP); if ((out = fopen(path, "wb")) == 0) return; /* * The count part of the header will be the total number of codes that * have numbers. */ hdr[1] = (unsigned short) (ncodes_used << 1); bytes = (ncodes_used * sizeof(_codeidx_t)) + (nums_used * sizeof(_num_t)); /* * Write the header. */ fwrite((char *) hdr, sizeof(unsigned short), 2, out); /* * Write out the byte count to maintain header size. */ fwrite((char *) &bytes, sizeof(unsigned long), 1, out); /* * Now, if number mappings exist, write them out. */ if (ncodes_used > 0) { fwrite((char *) ncodes, sizeof(_codeidx_t), ncodes_used, out); fwrite((char *) nums, sizeof(_num_t), nums_used, out); } fclose(out); } static void usage(char *prog) { fprintf(stderr, "Usage: %s [-o output-directory|-x composition-exclusions]", prog); fprintf(stderr, " datafile1 datafile2 ...\n\n"); fprintf(stderr, "-o output-directory\n\t\tWrite the output files to a different"); fprintf(stderr, " directory (default: .).\n"); fprintf(stderr, "-x composition-exclusion\n\t\tFile of composition codes"); fprintf(stderr, " that should be excluded.\n"); exit(1); } int main(int argc, char *argv[]) { FILE *in; char *prog, *opath; if ((prog = strrchr(argv[0], *LDAP_DIRSEP)) != 0) prog++; else prog = argv[0]; opath = 0; in = stdin; argc--; argv++; while (argc > 0) { if (argv[0][0] == '-') { switch (argv[0][1]) { case 'o': argc--; argv++; opath = argv[0]; break; case 'x': argc--; argv++; if ((in = fopen(argv[0], "rb")) == 0) fprintf(stderr, "%s: unable to open composition exclusion file %s\n", prog, argv[0]); else { read_compexdata(in); fclose(in); in = 0; } break; default: usage(prog); } } else { if (in != stdin && in != NULL) fclose(in); if ((in = fopen(argv[0], "rb")) == 0) fprintf(stderr, "%s: unable to open ctype file %s\n", prog, argv[0]); else { read_cdata(in); fclose(in); in = 0; } } argc--; argv++; } if (opath == 0) opath = "."; write_cdata(opath); return 0; }