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00071 #include <compiler.h>
00072 #include <string.h>
00073
00078
00079 typedef unsigned char u_char;
00080
00081
00082
00083
00084
00085
00086 static CONST u_char charmap[] = {
00087 '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
00088 '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
00089 '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
00090 '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
00091 '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
00092 '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
00093 '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
00094 '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
00095 '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
00096 '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
00097 '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
00098 '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
00099 '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
00100 '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
00101 '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
00102 '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
00103 '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
00104 '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
00105 '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
00106 '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
00107 '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
00108 '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
00109 '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
00110 '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
00111 '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307',
00112 '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317',
00113 '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327',
00114 '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337',
00115 '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
00116 '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
00117 '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
00118 '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
00119 };
00120
00135 int stricmp(CONST char *s1, CONST char *s2)
00136 {
00137 CONST u_char *cm = charmap;
00138 CONST u_char *us1 = (CONST u_char *) s1;
00139 CONST u_char *us2 = (CONST u_char *) s2;
00140
00141 while (cm[*us1] == cm[*us2++]) {
00142 if (*us1++ == '\0') {
00143 return 0;
00144 }
00145 }
00146
00147 return cm[*us1] - cm[*--us2];
00148 }
00149
00165 int strnicmp(CONST char *s1, CONST char *s2, size_t n)
00166 {
00167 if (n != 0) {
00168 CONST u_char *cm = charmap;
00169 CONST u_char *us1 = (CONST u_char *) s1;
00170 CONST u_char *us2 = (CONST u_char *) s2;
00171
00172 do {
00173 if (cm[*us1] != cm[*us2++]) {
00174 return cm[*us1] - cm[*--us2];
00175 }
00176 if (*us1++ == '\0') {
00177 break;
00178 }
00179 } while (--n);
00180 }
00181 return 0;
00182 }
00183