mirror of https://github.com/OpenTTD/OpenTTD
(svn r17095) -Codechange: make ParseStringChoice a bit safer
parent
6ae880a40d
commit
ee2b7de8f4
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@ -327,9 +327,10 @@ static int TranslateArgumentIdx(int arg);
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static void EmitWordList(const char * const *words, uint nw)
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static void EmitWordList(const char * const *words, uint nw)
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{
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{
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PutByte(nw);
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PutByte(nw);
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for (uint i = 0; i < nw; i++) PutByte(strlen(words[i]));
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for (uint i = 0; i < nw; i++) PutByte(strlen(words[i]) + 1);
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for (uint i = 0; i < nw; i++) {
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for (uint i = 0; i < nw; i++) {
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for (uint j = 0; words[i][j] != '\0'; j++) PutByte(words[i][j]);
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for (uint j = 0; words[i][j] != '\0'; j++) PutByte(words[i][j]);
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PutByte(0);
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}
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}
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}
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}
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@ -190,7 +190,7 @@ static char *FormatNumber(char *buff, int64 number, const char *last, const char
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uint64 num;
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uint64 num;
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if (number < 0) {
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if (number < 0) {
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*buff++ = '-';
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buff += seprintf(buff, last, "-");
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number = -number;
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number = -number;
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}
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}
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@ -460,22 +460,19 @@ static int DeterminePluralForm(int64 count)
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}
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}
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}
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}
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static const char *ParseStringChoice(const char *b, uint form, char *dst, int *dstlen)
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static const char *ParseStringChoice(const char *b, uint form, char **dst, const char *last)
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{
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{
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/* <NUM> {Length of each string} {each string} */
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/* <NUM> {Length of each string} {each string} */
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uint n = (byte)*b++;
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uint n = (byte)*b++;
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uint pos, i, mylen = 0, mypos = 0;
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uint pos, i, mypos = 0;
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for (i = pos = 0; i != n; i++) {
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for (i = pos = 0; i != n; i++) {
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uint len = (byte)*b++;
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uint len = (byte)*b++;
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if (i == form) {
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if (i == form) mypos = pos;
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mypos = pos;
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mylen = len;
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}
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pos += len;
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pos += len;
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}
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}
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*dstlen = mylen;
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memcpy(dst, b + mypos, mylen);
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*dst += seprintf(*dst, last, "%s", b + mypos);
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return b + pos;
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return b + pos;
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}
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}
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@ -717,7 +714,6 @@ static char *FormatString(char *buff, const char *str, int64 *argv, uint casei,
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case SCC_GENDER_LIST: { // {G 0 Der Die Das}
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case SCC_GENDER_LIST: { // {G 0 Der Die Das}
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const char *s = GetStringPtr(argv_orig[(byte)*str++]); // contains the string that determines gender.
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const char *s = GetStringPtr(argv_orig[(byte)*str++]); // contains the string that determines gender.
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int len;
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int gender = 0;
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int gender = 0;
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if (s != NULL) {
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if (s != NULL) {
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wchar_t c = Utf8Consume(&s);
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wchar_t c = Utf8Consume(&s);
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@ -731,8 +727,7 @@ static char *FormatString(char *buff, const char *str, int64 *argv, uint casei,
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/* Does this string have a gender, if so, set it */
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/* Does this string have a gender, if so, set it */
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if (c == SCC_GENDER_INDEX) gender = (byte)s[0];
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if (c == SCC_GENDER_INDEX) gender = (byte)s[0];
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}
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}
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str = ParseStringChoice(str, gender, buff, &len);
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str = ParseStringChoice(str, gender, &buff, last);
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buff += len;
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break;
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break;
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}
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}
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@ -831,9 +826,7 @@ static char *FormatString(char *buff, const char *str, int64 *argv, uint casei,
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case SCC_PLURAL_LIST: { // {P}
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case SCC_PLURAL_LIST: { // {P}
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int64 v = argv_orig[(byte)*str++]; // contains the number that determines plural
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int64 v = argv_orig[(byte)*str++]; // contains the number that determines plural
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int len;
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str = ParseStringChoice(str, DeterminePluralForm(v), &buff, last);
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str = ParseStringChoice(str, DeterminePluralForm(v), buff, &len);
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buff += len;
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break;
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break;
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}
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}
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