100 lines
2.3 KiB
C++
Executable File
100 lines
2.3 KiB
C++
Executable File
#ifdef NALL_STRING_CPP
|
|
|
|
char chrlower(char c) {
|
|
return (c >= 'A' && c <= 'Z') ? c + ('a' - 'A') : c;
|
|
}
|
|
|
|
char chrupper(char c) {
|
|
return (c >= 'a' && c <= 'z') ? c - ('a' - 'A') : c;
|
|
}
|
|
|
|
int stricmp(const char *dest, const char *src) {
|
|
while(*dest) {
|
|
if(chrlower(*dest) != chrlower(*src)) break;
|
|
dest++;
|
|
src++;
|
|
}
|
|
|
|
return (int)chrlower(*dest) - (int)chrlower(*src);
|
|
}
|
|
|
|
int strpos(const char *str, const char *key) {
|
|
int ssl = strlen(str), ksl = strlen(key);
|
|
|
|
if(ksl > ssl) return -1;
|
|
for(int i = 0; i <= ssl - ksl; i++) {
|
|
if(!memcmp(str + i, key, ksl)) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int qstrpos(const char *str, const char *key) {
|
|
int ssl = strlen(str), ksl = strlen(key);
|
|
|
|
if(ksl > ssl) return -1;
|
|
for(int i = 0; i <= ssl - ksl;) {
|
|
uint8_t x = str[i];
|
|
if(x == '\"' || x == '\'') {
|
|
uint8_t z = i++;
|
|
while(str[i] != x && i < ssl) i++;
|
|
if(i >= ssl) i = z;
|
|
}
|
|
if(!memcmp(str + i, key, ksl)) {
|
|
return i;
|
|
} else {
|
|
i++;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
bool strbegin(const char *str, const char *key) {
|
|
int i, ssl = strlen(str), ksl = strlen(key);
|
|
|
|
if(ksl > ssl) return false;
|
|
return (!memcmp(str, key, ksl));
|
|
}
|
|
|
|
bool stribegin(const char *str, const char *key) {
|
|
int ssl = strlen(str), ksl = strlen(key);
|
|
|
|
if(ksl > ssl) return false;
|
|
for(int i = 0; i < ksl; i++) {
|
|
if(str[i] >= 'A' && str[i] <= 'Z') {
|
|
if(str[i] != key[i] && str[i]+0x20 != key[i])return false;
|
|
} else if(str[i] >= 'a' && str[i] <= 'z') {
|
|
if(str[i] != key[i] && str[i]-0x20 != key[i])return false;
|
|
} else {
|
|
if(str[i] != key[i])return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool strend(const char *str, const char *key) {
|
|
int ssl = strlen(str), ksl = strlen(key);
|
|
|
|
if(ksl > ssl) return false;
|
|
return (!memcmp(str + ssl - ksl, key, ksl));
|
|
}
|
|
|
|
bool striend(const char *str, const char *key) {
|
|
int ssl = strlen(str), ksl = strlen(key);
|
|
|
|
if(ksl > ssl) return false;
|
|
for(int i = ssl - ksl, z = 0; i < ssl; i++, z++) {
|
|
if(str[i] >= 'A' && str[i] <= 'Z') {
|
|
if(str[i] != key[z] && str[i]+0x20 != key[z])return false;
|
|
} else if(str[i] >= 'a' && str[i] <= 'z') {
|
|
if(str[i] != key[z] && str[i]-0x20 != key[z])return false;
|
|
} else {
|
|
if(str[i] != key[z])return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
#endif
|