#define UNIX_TO_2K ((30*365*3600*24) + (7*3600*24)) //Normal years + leap years
// === PROTOTYPES ===
+#if 0
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, ...);
+#endif
int tolower(int c);
+#if 0
int strucmp(const char *Str1, const char *Str2);
char *strchr(const char *__s, int __c);
int strpos(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_SetIdent(char *Dest, char *Value);
int UnHex(Uint8 *Dest, size_t DestSize, const char *SourceString);
+#endif
// === EXPORTS ===
EXPORT(atoi);
EXPORT(strlen);
EXPORT(strcpy);
EXPORT(strncpy);
+EXPORT(strcat);
+EXPORT(strncat);
EXPORT(strcmp);
EXPORT(strncmp);
//EXPORT(strdup);
EXPORT(ModUtil_LookupString);
EXPORT(ModUtil_SetIdent);
EXPORT(UnHex);
+EXPORT(SwapEndian16);
+EXPORT(SwapEndian32);
+EXPORT(memmove);
// === 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;
+ Uint64 rem;
// Sanity check
if(!buf) return;
// Convert
while(num > base-1) {
- tmpBuf[pos] = cUCDIGITS[ num % base ];
- num /= (Uint)base; // Shift `num` right 1 digit
+ num = DivMod64U(num, base, &rem); // Shift `num` and get remainder
+ tmpBuf[pos] = cUCDIGITS[ rem ];
pos++;
}
- tmpBuf[pos++] = cUCDIGITS[ num % base ]; // Last digit of `num`
+ tmpBuf[pos++] = cUCDIGITS[ num ]; // Last digit of `num`
// Put in reverse
i = 0;
int vsnprintf(char *__s, size_t __maxlen, const char *__format, va_list args)
{
char c, pad = ' ';
- int minSize = 0, len;
+ int minSize = 0, precision = -1, len;
char tmpBuf[34]; // For Integers
- char *p = NULL;
+ const char *p = NULL;
int isLongLong = 0;
Uint64 val;
size_t pos = 0;
if(c == 'p') {
Uint ptr = va_arg(args, Uint);
PUTCH('*'); PUTCH('0'); PUTCH('x');
+ itoa(tmpBuf, ptr, 16, BITS/4, '0');
p = tmpBuf;
- itoa(p, ptr, 16, BITS/4, '0');
goto printString;
}
// - Padding Side Flag
- if(c == '+') {
+ if(c == '-') {
bPadLeft = 1;
c = *__format++;
}
}
}
else
- minSize = 1;
+ minSize = 0;
+
+ // - Precision
+ precision = -1;
+ if( c == '.' ) {
+ c = *__format++;
+
+ if(c == '*') { // Dynamic length
+ precision = va_arg(args, unsigned int);
+ c = *__format++;
+ }
+ else if('1' <= c && c <= '9')
+ {
+ precision = 0;
+ while('0' <= c && c <= '9')
+ {
+ precision *= 10;
+ precision += c - '0';
+ c = *__format++;
+ }
+ }
+ }
// - Default, Long or LongLong?
isLongLong = 0;
PUTCH('-');
val = -(Sint32)val;
}
- itoa(p, val, 10, minSize, pad);
+ itoa(tmpBuf, val, 10, minSize, pad);
+ goto printString;
+ case 'u': // Unsigned
+ GETVAL();
+ itoa(tmpBuf, val, 10, minSize, pad);
goto printString;
- case 'u':
+ case 'P': // Physical Address
+ PUTCH('0');
+ PUTCH('x');
+ if(sizeof(tPAddr) > 4) isLongLong = 1;
GETVAL();
- itoa(p, val, 10, minSize, pad);
+ itoa(tmpBuf, val, 16, minSize, pad);
goto printString;
- case 'X':
- #if BITS == 64
- isLongLong = 1; // TODO: Handle non-x86 64-bit archs
- #endif
+ case 'X': // Hex
+ if(BITS == 64)
+ isLongLong = 1; // TODO: Handle non-x86 64-bit archs
GETVAL();
- itoa(p, val, 16, minSize, pad);
+ itoa(tmpBuf, val, 16, minSize, pad);
goto printString;
- case 'x':
+ case 'x': // Lower case hex
GETVAL();
- itoa(p, val, 16, minSize, pad);
+ itoa(tmpBuf, val, 16, minSize, pad);
goto printString;
- case 'o':
+ case 'o': // Octal
GETVAL();
- itoa(p, val, 8, minSize, pad);
+ itoa(tmpBuf, val, 8, minSize, pad);
goto printString;
case 'b':
GETVAL();
- itoa(p, val, 2, minSize, pad);
+ itoa(tmpBuf, val, 2, minSize, pad);
goto printString;
case 'B': //Boolean
// String - Null Terminated Array
case 's':
p = va_arg(args, char*); // Get Argument
- if( !CheckString(p) ) continue; // Avoid #PFs
+ if( !CheckString(p) ) p = "(inval)"; // Avoid #PFs
printString:
if(!p) p = "(null)";
len = strlen(p);
if( !bPadLeft ) while(len++ < minSize) PUTCH(pad);
- while(*p) PUTCH(*p++);
+ while(*p && precision--) PUTCH(*p++);
if( bPadLeft ) while(len++ < minSize) PUTCH(pad);
break;
* \fn Uint8 ByteSum(void *Ptr, int Size)
* \brief Adds the bytes in a memory region and returns the sum
*/
-Uint8 ByteSum(void *Ptr, int Size)
+Uint8 ByteSum(const void *Ptr, int Size)
{
Uint8 sum = 0;
- while(Size--) sum += *(Uint8*)Ptr++;
+ const Uint8 *data = Ptr;
+ while(Size--) sum += *(data++);
return sum;
}
/**
- * \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;
}
/**
- * \fn char *strcpy(char *__str1, const char *__str2)
* \brief Copy a string to a new location
*/
char *strcpy(char *__str1, const char *__str2)
}
/**
- * \fn char *strncpy(char *__str1, const char *__str2, size_t max)
* \brief Copy a string to a new location
+ * \note Copies at most `max` chars
*/
char *strncpy(char *__str1, const char *__str2, size_t max)
{
return __str1;
}
+/**
+ * \brief Append a string to another
+ */
+char *strcat(char *__dest, const char *__src)
+{
+ while(*__dest++);
+ __dest--;
+ while(*__src)
+ *__dest++ = *__src++;
+ *__dest = '\0';
+ return __dest;
+}
+
+/**
+ * \brief Append at most \a n chars to a string from another
+ * \note At most n+1 chars are written (the dest is always zero terminated)
+ */
+char *strncat(char *__dest, const char *__src, size_t n)
+{
+ while(*__dest++);
+ while(*__src && n-- >= 1)
+ *__dest++ = *__src++;
+ *__dest = '\0';
+ return __dest;
+}
+
/**
* \fn int strcmp(const char *str1, const char *str2)
* \brief Compare two strings return the difference between
* \fn int ReadUTF8(Uint8 *str, Uint32 *Val)
* \brief Read a UTF-8 character from a string
*/
-int ReadUTF8(Uint8 *str, Uint32 *Val)
+int ReadUTF8(const Uint8 *str, Uint32 *Val)
{
*Val = 0xFFFD; // Assume invalid character
}
/**
- * \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)
{
#if 0
static Uint state = RANDOM_SEED;
/**
* \brief Checks if a string resides fully in valid memory
*/
-int CheckString(char *String)
+int CheckString(const char *String)
{
if( !MM_GetPhysAddr( (tVAddr)String ) )
return 0;
/**
* \brief Check if a sized memory region is valid memory
*/
-int CheckMem(void *Mem, int NumBytes)
+int CheckMem(const void *Mem, int NumBytes)
{
tVAddr addr = (tVAddr)Mem;
* \brief Search a string array for \a Needle
* \note Helper function for eTplDrv_IOCtl::DRV_IOCTL_LOOKUP
*/
-int ModUtil_LookupString(char **Array, char *Needle)
+int ModUtil_LookupString(const char **Array, const char *Needle)
{
int i;
if( !CheckString(Needle) ) return -1;
return -1;
}
-int ModUtil_SetIdent(char *Dest, char *Value)
+int ModUtil_SetIdent(char *Dest, const char *Value)
{
if( !CheckMem(Dest, 32) ) return -1;
strncpy(Dest, Value, 32);
/**
* \brief Convert a string of hexadecimal digits into a byte stream
*/
-int UnHex(Uint8 *Dest, size_t DestSize, const char *SourceString)
+int UnHex(Uint8 *Dest, size_t DestSize, const char *SourceString)
{
int i;
}
return i/2;
}
+
+Uint16 SwapEndian16(Uint16 Val)
+{
+ return ((Val&0xFF)<<8) | ((Val>>8)&0xFF);
+}
+Uint32 SwapEndian32(Uint32 Val)
+{
+ return ((Val&0xFF)<<24) | ((Val&0xFF00)<<8) | ((Val>>8)&0xFF00) | ((Val>>24)&0xFF);
+}
+
+void *memmove(void *__dest, const void *__src, size_t len)
+{
+ size_t block_size;
+ char *dest = __dest;
+ const char *src = __src;
+ void *ret = __dest;
+
+ if( (tVAddr)dest > (tVAddr)src + len )
+ return memcpy(dest, src, len);
+ if( (tVAddr)dest + len < (tVAddr)src )
+ return memcpy(dest, src, len);
+
+ if( (tVAddr)dest < (tVAddr)src )
+ block_size = (tVAddr)src - (tVAddr)dest;
+ else
+ block_size = (tVAddr)dest - (tVAddr)src;
+
+ block_size &= ~0xF;
+
+ while(len >= block_size)
+ {
+ memcpy(dest, src, block_size);
+ len -= block_size;
+ dest += block_size;
+ src += block_size;
+ }
+ memcpy(dest, src, len);
+ return ret;
+
+}
+
git.ucc.asn.au / tpg / acess2.git / blobdiff
UCC git Repository :: git.ucc.asn.au