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authorMikalaiR <nikolay.romanovich@narod.ru>2016-01-30 17:02:29 +0000
committerMikalaiR <nikolay.romanovich@narod.ru>2016-01-30 17:02:29 +0000
commit12b5b6ad28c4ad63991320262c171e0f0ab82505 (patch)
tree88cba348b86cd0340df3487dc21ef94ade46bf10 /plugins/SpellChecker/src/hunspell/hunzip.cxx
parent6893a28bd219b45bdf1e2ed5be015bc365d709d9 (diff)
SpellChecker: linked with external hunspell
git-svn-id: http://svn.miranda-ng.org/main/trunk@16194 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'plugins/SpellChecker/src/hunspell/hunzip.cxx')
-rw-r--r--plugins/SpellChecker/src/hunspell/hunzip.cxx191
1 files changed, 0 insertions, 191 deletions
diff --git a/plugins/SpellChecker/src/hunspell/hunzip.cxx b/plugins/SpellChecker/src/hunspell/hunzip.cxx
deleted file mode 100644
index c4c811dcd6..0000000000
--- a/plugins/SpellChecker/src/hunspell/hunzip.cxx
+++ /dev/null
@@ -1,191 +0,0 @@
-#include "..\commons.h"
-
-#define CODELEN 65536
-#define BASEBITREC 5000
-
-#define UNCOMPRESSED '\002'
-#define MAGIC "hz0"
-#define MAGIC_ENCRYPT "hz1"
-#define MAGICLEN (sizeof(MAGIC) - 1)
-
-int Hunzip::fail(const char * err, const char * par) {
- fprintf(stderr, err, par);
- return -1;
-}
-
-Hunzip::Hunzip(const char * file, const char * key)
- : fin(NULL)
- , bufsiz(0)
- , lastbit(0)
- , inc(0)
- , inbits(0)
- , outc(0)
- , dec(NULL)
-{
- in[0] = out[0] = line[0] = '\0';
- filename = mystrdup(file);
- if (getcode(key) == -1) bufsiz = -1;
- else bufsiz = getbuf();
-}
-
-int Hunzip::getcode(const char * key) {
- unsigned char c[2];
- int i, j, n, p;
- int allocatedbit = BASEBITREC;
- const char * enc = key;
-
- if (!filename) return -1;
-
- fin = myfopen(filename, "rb");
- if (!fin) return -1;
-
- // read magic number
- if ((fread(in, 1, 3, fin) < MAGICLEN)
- || !(strncmp(MAGIC, in, MAGICLEN) == 0 ||
- strncmp(MAGIC_ENCRYPT, in, MAGICLEN) == 0)) {
- return fail(MSG_FORMAT, filename);
- }
-
- // check encryption
- if (strncmp(MAGIC_ENCRYPT, in, MAGICLEN) == 0) {
- unsigned char cs;
- if (!key) return fail(MSG_KEY, filename);
- if (fread(&c, 1, 1, fin) < 1) return fail(MSG_FORMAT, filename);
- for (cs = 0; *enc; enc++) cs ^= *enc;
- if (cs != c[0]) return fail(MSG_KEY, filename);
- enc = key;
- } else key = NULL;
-
- // read record count
- if (fread(&c, 1, 2, fin) < 2) return fail(MSG_FORMAT, filename);
-
- if (key) {
- c[0] ^= *enc;
- if (*(++enc) == '\0') enc = key;
- c[1] ^= *enc;
- }
-
- n = ((int) c[0] << 8) + c[1];
- dec = (struct bit *) malloc(BASEBITREC * sizeof(struct bit));
- if (!dec) return fail(MSG_MEMORY, filename);
- dec[0].v[0] = 0;
- dec[0].v[1] = 0;
-
- // read codes
- for (i = 0; i < n; i++) {
- unsigned char l;
- if (fread(c, 1, 2, fin) < 2) return fail(MSG_FORMAT, filename);
- if (key) {
- if (*(++enc) == '\0') enc = key;
- c[0] ^= *enc;
- if (*(++enc) == '\0') enc = key;
- c[1] ^= *enc;
- }
- if (fread(&l, 1, 1, fin) < 1) return fail(MSG_FORMAT, filename);
- if (key) {
- if (*(++enc) == '\0') enc = key;
- l ^= *enc;
- }
- if (fread(in, 1, l/8+1, fin) < (size_t) l/8+1) return fail(MSG_FORMAT, filename);
- if (key) for (j = 0; j <= l/8; j++) {
- if (*(++enc) == '\0') enc = key;
- in[j] ^= *enc;
- }
- p = 0;
- for (j = 0; j < l; j++) {
- int b = (in[j/8] & (1 << (7 - (j % 8)))) ? 1 : 0;
- int oldp = p;
- p = dec[p].v[b];
- if (p == 0) {
- lastbit++;
- if (lastbit == allocatedbit) {
- allocatedbit += BASEBITREC;
- dec = (struct bit *) realloc(dec, allocatedbit * sizeof(struct bit));
- }
- dec[lastbit].v[0] = 0;
- dec[lastbit].v[1] = 0;
- dec[oldp].v[b] = lastbit;
- p = lastbit;
- }
- }
- dec[p].c[0] = c[0];
- dec[p].c[1] = c[1];
- }
- return 0;
-}
-
-Hunzip::~Hunzip()
-{
- if (dec) free(dec);
- if (fin) fclose(fin);
- if (filename) free(filename);
-}
-
-int Hunzip::getbuf() {
- int p = 0;
- int o = 0;
- do {
- if (inc == 0) inbits = fread(in, 1, BUFSIZE, fin) * 8;
- for (; inc < inbits; inc++) {
- int b = (in[inc / 8] & (1 << (7 - (inc % 8)))) ? 1 : 0;
- int oldp = p;
- p = dec[p].v[b];
- if (p == 0) {
- if (oldp == lastbit) {
- fclose(fin);
- fin = NULL;
- // add last odd byte
- if (dec[lastbit].c[0]) out[o++] = dec[lastbit].c[1];
- return o;
- }
- out[o++] = dec[oldp].c[0];
- out[o++] = dec[oldp].c[1];
- if (o == BUFSIZE) return o;
- p = dec[p].v[b];
- }
- }
- inc = 0;
- } while (inbits == BUFSIZE * 8);
- return fail(MSG_FORMAT, filename);
-}
-
-const char * Hunzip::getline() {
- char linebuf[BUFSIZE];
- int l = 0, eol = 0, left = 0, right = 0;
- if (bufsiz == -1) return NULL;
- while (l < bufsiz && !eol) {
- linebuf[l++] = out[outc];
- switch (out[outc]) {
- case '\t': break;
- case 31: { // escape
- if (++outc == bufsiz) {
- bufsiz = getbuf();
- outc = 0;
- }
- linebuf[l - 1] = out[outc];
- break;
- }
- case ' ': break;
- default: if (((unsigned char) out[outc]) < 47) {
- if (out[outc] > 32) {
- right = out[outc] - 31;
- if (++outc == bufsiz) {
- bufsiz = getbuf();
- outc = 0;
- }
- }
- if (out[outc] == 30) left = 9; else left = out[outc];
- linebuf[l-1] = '\n';
- eol = 1;
- }
- }
- if (++outc == bufsiz) {
- outc = 0;
- bufsiz = fin ? getbuf(): -1;
- }
- }
- if (right) strcpy(linebuf + l - 1, line + strlen(line) - right - 1);
- else linebuf[l] = '\0';
- strcpy(line + left, linebuf);
- return line;
-}