📄 cmclib.c
字号:
_ACPI_CN, /* 0x1F 31. */
_ACPI_XS|_ACPI_SP, /* 0x20 32. ' ' */
_ACPI_PU, /* 0x21 33. '!' */
_ACPI_PU, /* 0x22 34. '"' */
_ACPI_PU, /* 0x23 35. '#' */
_ACPI_PU, /* 0x24 36. '$' */
_ACPI_PU, /* 0x25 37. '%' */
_ACPI_PU, /* 0x26 38. '&' */
_ACPI_PU, /* 0x27 39. ''' */
_ACPI_PU, /* 0x28 40. '(' */
_ACPI_PU, /* 0x29 41. ')' */
_ACPI_PU, /* 0x2A 42. '*' */
_ACPI_PU, /* 0x2B 43. '+' */
_ACPI_PU, /* 0x2C 44. ',' */
_ACPI_PU, /* 0x2D 45. '-' */
_ACPI_PU, /* 0x2E 46. '.' */
_ACPI_PU, /* 0x2F 47. '/' */
_ACPI_XD|_ACPI_DI, /* 0x30 48. '0' */
_ACPI_XD|_ACPI_DI, /* 0x31 49. '1' */
_ACPI_XD|_ACPI_DI, /* 0x32 50. '2' */
_ACPI_XD|_ACPI_DI, /* 0x33 51. '3' */
_ACPI_XD|_ACPI_DI, /* 0x34 52. '4' */
_ACPI_XD|_ACPI_DI, /* 0x35 53. '5' */
_ACPI_XD|_ACPI_DI, /* 0x36 54. '6' */
_ACPI_XD|_ACPI_DI, /* 0x37 55. '7' */
_ACPI_XD|_ACPI_DI, /* 0x38 56. '8' */
_ACPI_XD|_ACPI_DI, /* 0x39 57. '9' */
_ACPI_PU, /* 0x3A 58. ':' */
_ACPI_PU, /* 0x3B 59. ';' */
_ACPI_PU, /* 0x3C 60. '<' */
_ACPI_PU, /* 0x3D 61. '=' */
_ACPI_PU, /* 0x3E 62. '>' */
_ACPI_PU, /* 0x3F 63. '?' */
_ACPI_PU, /* 0x40 64. '@' */
_ACPI_XD|_ACPI_UP, /* 0x41 65. 'A' */
_ACPI_XD|_ACPI_UP, /* 0x42 66. 'B' */
_ACPI_XD|_ACPI_UP, /* 0x43 67. 'C' */
_ACPI_XD|_ACPI_UP, /* 0x44 68. 'D' */
_ACPI_XD|_ACPI_UP, /* 0x45 69. 'E' */
_ACPI_XD|_ACPI_UP, /* 0x46 70. 'F' */
_ACPI_UP, /* 0x47 71. 'G' */
_ACPI_UP, /* 0x48 72. 'H' */
_ACPI_UP, /* 0x49 73. 'I' */
_ACPI_UP, /* 0x4A 74. 'J' */
_ACPI_UP, /* 0x4B 75. 'K' */
_ACPI_UP, /* 0x4C 76. 'L' */
_ACPI_UP, /* 0x4D 77. 'M' */
_ACPI_UP, /* 0x4E 78. 'N' */
_ACPI_UP, /* 0x4F 79. 'O' */
_ACPI_UP, /* 0x50 80. 'P' */
_ACPI_UP, /* 0x51 81. 'Q' */
_ACPI_UP, /* 0x52 82. 'R' */
_ACPI_UP, /* 0x53 83. 'S' */
_ACPI_UP, /* 0x54 84. 'T' */
_ACPI_UP, /* 0x55 85. 'U' */
_ACPI_UP, /* 0x56 86. 'V' */
_ACPI_UP, /* 0x57 87. 'W' */
_ACPI_UP, /* 0x58 88. 'X' */
_ACPI_UP, /* 0x59 89. 'Y' */
_ACPI_UP, /* 0x5A 90. 'Z' */
_ACPI_PU, /* 0x5B 91. '[' */
_ACPI_PU, /* 0x5C 92. '\' */
_ACPI_PU, /* 0x5D 93. ']' */
_ACPI_PU, /* 0x5E 94. '^' */
_ACPI_PU, /* 0x5F 95. '_' */
_ACPI_PU, /* 0x60 96. '`' */
_ACPI_XD|_ACPI_LO, /* 0x61 97. 'a' */
_ACPI_XD|_ACPI_LO, /* 0x62 98. 'b' */
_ACPI_XD|_ACPI_LO, /* 0x63 99. 'c' */
_ACPI_XD|_ACPI_LO, /* 0x64 100. 'd' */
_ACPI_XD|_ACPI_LO, /* 0x65 101. 'e' */
_ACPI_XD|_ACPI_LO, /* 0x66 102. 'f' */
_ACPI_LO, /* 0x67 103. 'g' */
_ACPI_LO, /* 0x68 104. 'h' */
_ACPI_LO, /* 0x69 105. 'i' */
_ACPI_LO, /* 0x6A 106. 'j' */
_ACPI_LO, /* 0x6B 107. 'k' */
_ACPI_LO, /* 0x6C 108. 'l' */
_ACPI_LO, /* 0x6D 109. 'm' */
_ACPI_LO, /* 0x6E 110. 'n' */
_ACPI_LO, /* 0x6F 111. 'o' */
_ACPI_LO, /* 0x70 112. 'p' */
_ACPI_LO, /* 0x71 113. 'q' */
_ACPI_LO, /* 0x72 114. 'r' */
_ACPI_LO, /* 0x73 115. 's' */
_ACPI_LO, /* 0x74 116. 't' */
_ACPI_LO, /* 0x75 117. 'u' */
_ACPI_LO, /* 0x76 118. 'v' */
_ACPI_LO, /* 0x77 119. 'w' */
_ACPI_LO, /* 0x78 120. 'x' */
_ACPI_LO, /* 0x79 121. 'y' */
_ACPI_LO, /* 0x7A 122. 'z' */
_ACPI_PU, /* 0x7B 123. '{' */
_ACPI_PU, /* 0x7C 124. '|' */
_ACPI_PU, /* 0x7D 125. '}' */
_ACPI_PU, /* 0x7E 126. '~' */
_ACPI_CN, /* 0x7F 127. */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x80 to 0x8F */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x90 to 0x9F */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xA0 to 0xAF */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xB0 to 0xBF */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xC0 to 0xCF */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xD0 to 0xDF */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xE0 to 0xEF */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 /* 0xF0 to 0x100 */
};
#define IS_UPPER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_UP))
#define IS_LOWER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO))
#define IS_DIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_DI))
#define IS_SPACE(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_SP))
#define IS_XDIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_XD))
/*******************************************************************************
*
* FUNCTION: Acpi_cm_to_upper
*
* PARAMETERS:
*
* RETURN:
*
* DESCRIPTION: Convert character to uppercase
*
******************************************************************************/
u32
acpi_cm_to_upper (
u32 c)
{
return (IS_LOWER(c) ? ((c)-0x20) : (c));
}
/*******************************************************************************
*
* FUNCTION: Acpi_cm_to_lower
*
* PARAMETERS:
*
* RETURN:
*
* DESCRIPTION: Convert character to lowercase
*
******************************************************************************/
u32
acpi_cm_to_lower (
u32 c)
{
return (IS_UPPER(c) ? ((c)+0x20) : (c));
}
/*******************************************************************************
*
* FUNCTION: strupr
*
* PARAMETERS: Src_string - The source string to convert to
*
* RETURN: Src_string
*
* DESCRIPTION: Convert string to uppercase
*
******************************************************************************/
NATIVE_CHAR *
acpi_cm_strupr (
NATIVE_CHAR *src_string)
{
NATIVE_CHAR *string;
/* Walk entire string, uppercasing the letters */
for (string = src_string; *string; ) {
*string = (char) acpi_cm_to_upper (*string);
string++;
}
return (src_string);
}
/*******************************************************************************
*
* FUNCTION: strstr
*
* PARAMETERS: String1 -
* String2
*
* RETURN:
*
* DESCRIPTION: Checks if String2 occurs in String1. This is not really a
* full implementation of strstr, only sufficient for command
* matching
*
******************************************************************************/
NATIVE_CHAR *
acpi_cm_strstr (
NATIVE_CHAR *string1,
NATIVE_CHAR *string2)
{
NATIVE_CHAR *string;
if (acpi_cm_strlen (string2) > acpi_cm_strlen (string1)) {
return (NULL);
}
/* Walk entire string, comparing the letters */
for (string = string1; *string2; ) {
if (*string2 != *string) {
return (NULL);
}
string2++;
string++;
}
return (string1);
}
/*******************************************************************************
*
* FUNCTION: strtoul
*
* PARAMETERS: String - Null terminated string
* Terminater - Where a pointer to the terminating byte is returned
* Base - Radix of the string
*
* RETURN: Converted value
*
* DESCRIPTION: Convert a string into an unsigned value.
*
******************************************************************************/
NATIVE_UINT
acpi_cm_strtoul (
const NATIVE_CHAR *string,
NATIVE_CHAR **terminator,
NATIVE_UINT base)
{
u32 converted = 0;
u32 index;
u32 sign;
const NATIVE_CHAR *string_start;
NATIVE_UINT return_value = 0;
ACPI_STATUS status = AE_OK;
/*
* Save the value of the pointer to the buffer's first
* character, save the current errno value, and then
* skip over any white space in the buffer:
*/
string_start = string;
while (IS_SPACE (*string) || *string == '\t') {
++string;
}
/*
* The buffer may contain an optional plus or minus sign.
* If it does, then skip over it but remember what is was:
*/
if (*string == '-') {
sign = NEGATIVE;
++string;
}
else if (*string == '+') {
++string;
sign = POSITIVE;
}
else {
sign = POSITIVE;
}
/*
* If the input parameter Base is zero, then we need to
* determine if it is octal, decimal, or hexadecimal:
*/
if (base == 0) {
if (*string == '0') {
if (acpi_cm_to_lower (*(++string)) == 'x') {
base = 16;
++string;
}
else {
base = 8;
}
}
else {
base = 10;
}
}
else if (base < 2 || base > 36) {
/*
* The specified Base parameter is not in the domain of
* this function:
*/
goto done;
}
/*
* For octal and hexadecimal bases, skip over the leading
* 0 or 0x, if they are present.
*/
if (base == 8 && *string == '0') {
string++;
}
if (base == 16 &&
*string == '0' &&
acpi_cm_to_lower (*(++string)) == 'x') {
string++;
}
/*
* Main loop: convert the string to an unsigned long:
*/
while (*string) {
if (IS_DIGIT (*string)) {
index = *string - '0';
}
else {
index = acpi_cm_to_upper (*string);
if (IS_UPPER (index)) {
index = index - 'A' + 10;
}
else {
goto done;
}
}
if (index >= base) {
goto done;
}
/*
* Check to see if value is out of range:
*/
if (return_value > ((ACPI_UINT32_MAX - (u32) index) /
(u32) base)) {
status = AE_ERROR;
return_value = 0L; /* reset */
}
else {
return_value *= base;
return_value += index;
converted = 1;
}
++string;
}
done:
/*
* If appropriate, update the caller's pointer to the next
* unconverted character in the buffer.
*/
if (terminator) {
if (converted == 0 && return_value == 0L && string != NULL) {
*terminator = (NATIVE_CHAR *) string_start;
}
else {
*terminator = (NATIVE_CHAR *) string;
}
}
if (status == AE_ERROR) {
return_value = ACPI_UINT32_MAX;
}
/*
* If a minus sign was present, then "the conversion is negated":
*/
if (sign == NEGATIVE) {
return_value = (ACPI_UINT32_MAX - return_value) + 1;
}
return (return_value);
}
#endif /* ACPI_USE_SYSTEM_CLIBRARY */
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