Go to the documentation of this file.00001
00002
00003
00004
00005
00006
00007
00008
00009
00026 #ifndef STRING_FUNC_H
00027 #define STRING_FUNC_H
00028
00029 #include "core/bitmath_func.hpp"
00030 #include "string_type.h"
00031
00032 void ttd_strlcat(char *dst, const char *src, size_t size);
00033 void ttd_strlcpy(char *dst, const char *src, size_t size);
00034
00035 char *strecat(char *dst, const char *src, const char *last);
00036 char *strecpy(char *dst, const char *src, const char *last);
00037
00038 int CDECL seprintf(char *str, const char *last, const char *format, ...) WARN_FORMAT(3, 4);
00039
00040 char *CDECL str_fmt(const char *str, ...) WARN_FORMAT(1, 2);
00041
00042 void str_validate(char *str, const char *last, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK);
00043 void ValidateString(const char *str);
00044
00045 void str_fix_scc_encoded(char *str, const char *last);
00046 void str_strip_colours(char *str);
00047 bool strtolower(char *str);
00048
00049 bool StrValid(const char *str, const char *last);
00050
00058 static inline bool StrEmpty(const char *s)
00059 {
00060 return s == NULL || s[0] == '\0';
00061 }
00062
00070 static inline size_t ttd_strnlen(const char *str, size_t maxlen)
00071 {
00072 const char *t;
00073 for (t = str; (size_t)(t - str) < maxlen && *t != '\0'; t++) {}
00074 return t - str;
00075 }
00076
00077 char *md5sumToString(char *buf, const char *last, const uint8 md5sum[16]);
00078
00079 bool IsValidChar(WChar key, CharSetFilter afilter);
00080
00081 size_t Utf8Decode(WChar *c, const char *s);
00082 size_t Utf8Encode(char *buf, WChar c);
00083 size_t Utf8TrimString(char *s, size_t maxlen);
00084
00085
00086 static inline WChar Utf8Consume(const char **s)
00087 {
00088 WChar c;
00089 *s += Utf8Decode(&c, *s);
00090 return c;
00091 }
00092
00093
00099 static inline int8 Utf8CharLen(WChar c)
00100 {
00101 if (c < 0x80) return 1;
00102 if (c < 0x800) return 2;
00103 if (c < 0x10000) return 3;
00104 if (c < 0x110000) return 4;
00105
00106
00107 return 1;
00108 }
00109
00110
00118 static inline int8 Utf8EncodedCharLen(char c)
00119 {
00120 if (GB(c, 3, 5) == 0x1E) return 4;
00121 if (GB(c, 4, 4) == 0x0E) return 3;
00122 if (GB(c, 5, 3) == 0x06) return 2;
00123 if (GB(c, 7, 1) == 0x00) return 1;
00124
00125
00126 return 0;
00127 }
00128
00129
00130
00131 static inline bool IsUtf8Part(char c)
00132 {
00133 return GB(c, 6, 2) == 2;
00134 }
00135
00143 static inline char *Utf8PrevChar(char *s)
00144 {
00145 char *ret = s;
00146 while (IsUtf8Part(*--ret)) {}
00147 return ret;
00148 }
00149
00150 size_t Utf8StringLength(const char *s);
00151
00158 static inline bool IsTextDirectionChar(WChar c)
00159 {
00160 switch (c) {
00161 case CHAR_TD_LRM:
00162 case CHAR_TD_RLM:
00163 case CHAR_TD_LRE:
00164 case CHAR_TD_RLE:
00165 case CHAR_TD_LRO:
00166 case CHAR_TD_RLO:
00167 case CHAR_TD_PDF:
00168 return true;
00169
00170 default:
00171 return false;
00172 }
00173 }
00174
00175 static inline bool IsPrintable(WChar c)
00176 {
00177 if (c < 0x20) return false;
00178 if (c < 0xE000) return true;
00179 if (c < 0xE200) return false;
00180 return true;
00181 }
00182
00190 static inline bool IsWhitespace(WChar c)
00191 {
00192 return c == 0x0020 || c == 0x3000;
00193 }
00194
00195
00196 #if defined(__NetBSD__) || defined(__FreeBSD__)
00197 #include <sys/param.h>
00198 #endif
00199
00200
00201 #if defined(_GNU_SOURCE) || (defined(__NetBSD_Version__) && 400000000 <= __NetBSD_Version__) || (defined(__FreeBSD_version) && 701101 <= __FreeBSD_version) || (defined(__DARWIN_C_LEVEL) && __DARWIN_C_LEVEL >= 200809L)
00202 # undef DEFINE_STRNDUP
00203 #else
00204 # define DEFINE_STRNDUP
00205 char *strndup(const char *s, size_t len);
00206 #endif
00207
00208
00209 #if defined(_GNU_SOURCE) || (defined(__BSD_VISIBLE) && __BSD_VISIBLE) || (defined(__APPLE__) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))) || defined(_NETBSD_SOURCE)
00210 # undef DEFINE_STRCASESTR
00211 #else
00212 # define DEFINE_STRCASESTR
00213 char *strcasestr(const char *haystack, const char *needle);
00214 #endif
00215
00216 int strnatcmp(const char *s1, const char *s2, bool ignore_garbage_at_front = false);
00217
00218 #endif