#define RANDOM_SEED 0xACE55052
#define RANDOM_A 0x00731ADE
#define RANDOM_C 12345
-#define RANDOM_SPRUCE 0xf12b02b
+#define RANDOM_SPRUCE 0xf12b039
// Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec
const short DAYS_BEFORE[] = {0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334};
#define UNIX_TO_2K ((30*365*3600*24) + (7*3600*24)) //Normal years + leap years
// === PROTOTYPES ===
int atoi(const char *string);
-void itoa(char *buf, Uint num, int base, int minLength, char pad);
+void itoa(char *buf, Uint64 num, int base, int minLength, char pad);
int vsnprintf(char *__s, size_t __maxlen, const char *__format, va_list args);
int sprintf(char *__s, const char *__format, ...);
int tolower(int c);
int strucmp(const char *Str1, const char *Str2);
+char *strchr(const char *__s, int __c);
int strpos(const char *Str, char Ch);
Uint8 ByteSum(void *Ptr, int Size);
size_t strlen(const char *__s);
char *strncpy(char *__str1, const char *__str2, size_t max);
int strcmp(const char *str1, const char *str2);
int strncmp(const char *str1, const char *str2, size_t num);
-char *strdup(const char *Str);
+char *_strdup(const char *File, int Line, const char *Str);
char **str_split(const char *__str, char __ch);
int strpos8(const char *str, Uint32 Search);
int ReadUTF8(Uint8 *str, Uint32 *Val);
int WriteUTF8(Uint8 *str, Uint32 Val);
+
int DivUp(int num, int dem);
Sint64 timestamp(int sec, int mins, int hrs, int day, int month, int year);
-Uint rand(void);
+ int rand(void);
+
int CheckString(char *String);
int CheckMem(void *Mem, int NumBytes);
+
int ModUtil_LookupString(char **Array, char *Needle);
int ModUtil_SetIdent(char *Dest, char *Value);
+
+ int UnHex(Uint8 *Dest, size_t DestSize, const char *SourceString);
// === EXPORTS ===
EXPORT(atoi);
EXPORT(sprintf);
EXPORT(tolower);
EXPORT(strucmp);
+EXPORT(strchr);
EXPORT(strpos);
EXPORT(ByteSum);
EXPORT(strlen);
EXPORT(strncpy);
EXPORT(strcmp);
EXPORT(strncmp);
-EXPORT(strdup);
+//EXPORT(strdup);
+EXPORT(_strdup); // Takes File/Line too
EXPORT(str_split);
EXPORT(strpos8);
EXPORT(DivUp);
EXPORT(CheckMem);
EXPORT(ModUtil_LookupString);
EXPORT(ModUtil_SetIdent);
-
-// === GLOBALS ===
-static Uint giRandomState = RANDOM_SEED;
+EXPORT(UnHex);
// === CODE ===
/**
static const char cUCDIGITS[] = "0123456789ABCDEF";
/**
- * \fn void itoa(char *buf, Uint num, int base, int minLength, char pad)
+ * \fn void itoa(char *buf, Uint64 num, int base, int minLength, char pad)
* \brief Convert an integer into a character string
*/
-void itoa(char *buf, Uint num, int base, int minLength, char pad)
+void itoa(char *buf, Uint64 num, int base, int minLength, char pad)
{
- char tmpBuf[BITS];
+ char tmpBuf[64+1];
int pos=0, i;
// Sanity check
if(pos==__maxlen){return pos;}\
if(__s){__s[pos++]=ch;}else{pos++;}\
}while(0)
+#define GETVAL() do {\
+ if(isLongLong) val = va_arg(args, Uint64);\
+ else val = va_arg(args, unsigned int);\
+ }while(0)
+/**
+ * \brief VArg String Number Print Formatted
+ */
int vsnprintf(char *__s, size_t __maxlen, const char *__format, va_list args)
{
char c, pad = ' ';
goto printString;
}
- // Get Argument
- val = va_arg(args, Uint);
-
// - Padding Side Flag
if(c == '+') {
bPadLeft = 1;
pad = ' ';
// - Minimum length
- if(c == '*') {
- minSize = val;
- val = va_arg(args, Uint);
+ if(c == '*') { // Dynamic length
+ minSize = va_arg(args, unsigned int);
c = *__format++;
}
else if('1' <= c && c <= '9')
{
c = *__format++;
if(c == 'l') {
- #if BITS == 32
- val |= (Uint64)va_arg(args, Uint) << 32;
- #endif
c = *__format++;
isLongLong = 1;
}
{
case 'd':
case 'i':
- if( (isLongLong && val >> 63) || (!isLongLong && val >> 31) ) {
+ GETVAL();
+ if( isLongLong && val >> 63 ) {
PUTCH('-');
val = -val;
}
+ else if( !isLongLong && val >> 31 ) {
+ PUTCH('-');
+ val = -(Sint32)val;
+ }
itoa(p, val, 10, minSize, pad);
goto printString;
case 'u':
+ GETVAL();
itoa(p, val, 10, minSize, pad);
goto printString;
+ case 'X':
+ if(BITS == 64)
+ isLongLong = 1; // TODO: Handle non-x86 64-bit archs
+ GETVAL();
+ itoa(p, val, 16, minSize, pad);
+ goto printString;
+
case 'x':
+ GETVAL();
itoa(p, val, 16, minSize, pad);
goto printString;
case 'o':
+ GETVAL();
itoa(p, val, 8, minSize, pad);
goto printString;
case 'b':
+ GETVAL();
itoa(p, val, 2, minSize, pad);
goto printString;
case 'B': //Boolean
+ val = va_arg(args, unsigned int);
if(val) p = "True";
else p = "False";
goto printString;
// String - Null Terminated Array
case 's':
- p = (char*)(Uint)val;
+ p = va_arg(args, char*); // Get Argument
+ if( !CheckString(p) ) continue; // Avoid #PFs
printString:
if(!p) p = "(null)";
len = strlen(p);
break;
case 'C': // Non-Null Terminated Character Array
- p = (char*)(Uint)val;
+ p = va_arg(args, char*);
+ if( !CheckMem(p, minSize) ) continue; // No #PFs please
if(!p) goto printString;
- //while(minSize--) PUTCH(*p++);
while(minSize--) PUTCH(*p++);
break;
// Single Character
case 'c':
default:
+ GETVAL();
PUTCH( (Uint8)val );
break;
}
return tolower(*Str1) - tolower(*Str2);
}
+/**
+ * \brief Locate a byte in a string
+ */
+char *strchr(const char *__s, int __c)
+{
+ for( ; *__s; __s ++ )
+ {
+ if( *__s == __c ) return (char*)__s;
+ }
+ return NULL;
+}
+
/**
* \fn int strpos(const char *Str, char Ch)
* \brief Search a string for an ascii character
}
/**
- * \fn Uint strlen(const char *__str)
+ * \fn size_t strlen(const char *__str)
* \brief Get the length of string
*/
-Uint strlen(const char *__str)
+size_t strlen(const char *__str)
{
- Uint ret = 0;
+ size_t ret = 0;
while(*__str++) ret++;
return ret;
}
return *Str1-*Str2;
}
+#if 0
/**
* \fn char *strdup(const char *Str)
* \brief Duplicates a string
{
char *ret;
ret = malloc(strlen(Str)+1);
+ if( !ret ) return NULL;
+ strcpy(ret, Str);
+ return ret;
+}
+#else
+
+/**
+ * \fn char *_strdup(const char *File, int Line, const char *Str)
+ * \brief Duplicates a string
+ */
+char *_strdup(const char *File, int Line, const char *Str)
+{
+ char *ret;
+ ret = Heap_Allocate(File, Line, strlen(Str)+1);
+ if( !ret ) return NULL;
strcpy(ret, Str);
return ret;
}
+#endif
/**
* \brief Split a string using the passed character
) && month > 1) // Leap year and after feb
stamp += 3600*24;
- stamp += ((365*4+1) * ((year-2000)&~3)) * 3600*24; // Foour Year Segments
+ stamp += ((365*4+1) * ((year-2000)&~3)) * 3600*24; // Four Year Segments
stamp += ((year-2000)&3) * 365*3600*24; // Inside four year segment
stamp += UNIX_TO_2K;
}
/**
- * \fn Uint rand()
+ * \fn int rand()
* \brief Pseudo random number generator
- * \note Unknown effectiveness (made up on the spot)
*/
-Uint rand(void)
+int rand(void)
{
- Uint old = giRandomState;
+ #if 0
+ static Uint state = RANDOM_SEED;
+ Uint old = state;
// Get the next state value
- giRandomState = (RANDOM_A*giRandomState + RANDOM_C) & 0xFFFFFFFF;
+ giRandomState = (RANDOM_A*state + RANDOM_C);
// Check if it has changed, and if it hasn't, change it
- if(giRandomState == old) giRandomState += RANDOM_SPRUCE;
- return giRandomState;
+ if(state == old) state += RANDOM_SPRUCE;
+ return state;
+ #else
+ // http://en.wikipedia.org/wiki/Xorshift
+ // 2010-10-03
+ static Uint32 x = 123456789;
+ static Uint32 y = 362436069;
+ static Uint32 z = 521288629;
+ static Uint32 w = 88675123;
+ Uint32 t;
+
+ t = x ^ (x << 11);
+ x = y; y = z; z = w;
+ return w = w ^ (w >> 19) ^ t ^ (t >> 8);
+ #endif
}
-/// \name Memory Validation
-/// \{
+/* *
+ * \name Memory Validation
+ * \{
+ */
/**
* \brief Checks if a string resides fully in valid memory
*/
int CheckString(char *String)
{
+ if( !MM_GetPhysAddr( (tVAddr)String ) )
+ return 0;
+
// Check 1st page
if( MM_IsUser( (tVAddr)String ) )
{
}
return 0;
}
-/// \}
+/* *
+ * \}
+ */
/**
* \brief Search a string array for \a Needle
strncpy(Dest, Value, 32);
return 1;
}
+
+/**
+ * \brief Convert a string of hexadecimal digits into a byte stream
+ */
+int UnHex(Uint8 *Dest, size_t DestSize, const char *SourceString)
+{
+ int i;
+
+ for( i = 0; i < DestSize*2; i += 2 )
+ {
+ Uint8 val = 0;
+
+ if(SourceString[i] == '\0') break;
+
+ if('0' <= SourceString[i] && SourceString[i] <= '9')
+ val |= (SourceString[i]-'0') << 4;
+ else if('A' <= SourceString[i] && SourceString[i] <= 'F')
+ val |= (SourceString[i]-'A'+10) << 4;
+ else if('a' <= SourceString[i] && SourceString[i] <= 'f')
+ val |= (SourceString[i]-'a'+10) << 4;
+
+ if(SourceString[i+1] == '\0') break;
+
+ if('0' <= SourceString[i+1] && SourceString[i+1] <= '9')
+ val |= (SourceString[i+1] - '0');
+ else if('A' <= SourceString[i+1] && SourceString[i+1] <= 'F')
+ val |= (SourceString[i+1] - 'A' + 10);
+ else if('a' <= SourceString[i+1] && SourceString[i+1] <= 'f')
+ val |= (SourceString[i+1] - 'a' + 10);
+
+ Dest[i/2] = val;
+ }
+ return i/2;
+}
git.ucc.asn.au / tpg / acess2.git / blobdiff
UCC git Repository :: git.ucc.asn.au