diff options
| -rw-r--r-- | drivers/staging/csr/Makefile | 1 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_msgconv.h | 1 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_serialize_primitive_types.c | 28 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_unicode.h | 87 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_utf16.c | 1055 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_wifi_msgconv.h | 1 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_wifi_nme_ap_serialize.c | 1 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_wifi_router_ctrl_serialize.c | 3 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_wifi_router_serialize.c | 3 | ||||
| -rw-r--r-- | drivers/staging/csr/csr_wifi_sme_serialize.c | 3 |
10 files changed, 28 insertions, 1155 deletions
diff --git a/drivers/staging/csr/Makefile b/drivers/staging/csr/Makefile index 814f57a539db..afda44b0a925 100644 --- a/drivers/staging/csr/Makefile +++ b/drivers/staging/csr/Makefile @@ -71,6 +71,5 @@ csr_helper-y := csr_time.o \ csr_framework_ext.o \ csr_wifi_serialize_primitive_types.o \ csr_serialize_primitive_types.o \ - csr_utf16.o \ csr_msgconv.o \ csr_panic.o diff --git a/drivers/staging/csr/csr_msgconv.h b/drivers/staging/csr/csr_msgconv.h index 2e1aad8a3895..08497096fdfe 100644 --- a/drivers/staging/csr/csr_msgconv.h +++ b/drivers/staging/csr/csr_msgconv.h @@ -14,7 +14,6 @@ #include <linux/types.h> #include "csr_prim_defs.h" #include "csr_sched.h" -#include "csr_unicode.h" #ifdef __cplusplus extern "C" { diff --git a/drivers/staging/csr/csr_serialize_primitive_types.c b/drivers/staging/csr/csr_serialize_primitive_types.c index 39406fd1f1a1..a6f29ea36d20 100644 --- a/drivers/staging/csr/csr_serialize_primitive_types.c +++ b/drivers/staging/csr/csr_serialize_primitive_types.c @@ -15,6 +15,34 @@ #include "csr_macro.h" #include "csr_lib.h" +/******************************************************************************** +* +* Name: CsrUtf16StrLen +* +* Description: The function returns the number of 16 bit elements present +* in the 0-terminated string. +* +* Input: 0-terminated string of 16 bit unicoded characters. +* +* Output: The number of 16 bit elements in the string. +* +*********************************************************************************/ +static u32 CsrUtf16StrLen(const u16 *unicodeString) +{ + u32 length; + + length = 0; + if (unicodeString != NULL) + { + while (*unicodeString) + { + length++; + unicodeString++; + } + } + return length; +} + void CsrUint8Des(u8 *value, u8 *buffer, size_t *offset) { *value = buffer[*offset]; diff --git a/drivers/staging/csr/csr_unicode.h b/drivers/staging/csr/csr_unicode.h deleted file mode 100644 index 2105e7110c65..000000000000 --- a/drivers/staging/csr/csr_unicode.h +++ /dev/null @@ -1,87 +0,0 @@ -#ifndef CSR_UNICODE_H__ -#define CSR_UNICODE_H__ -/***************************************************************************** - - (c) Cambridge Silicon Radio Limited 2010 - All rights reserved and confidential information of CSR - - Refer to LICENSE.txt included with this source for details - on the license terms. - -*****************************************************************************/ - -#ifdef __cplusplus -extern "C" { -#endif - -u16 *CsrUint32ToUtf16String(u32 number); - -u32 CsrUtf16StringToUint32(const u16 *unicodeString); -u32 CsrUtf16StrLen(const u16 *unicodeString); - -u8 *CsrUtf16String2Utf8(const u16 *source); - -u16 *CsrUtf82Utf16String(const u8 *utf8String); - -u16 *CsrUtf16StrCpy(u16 *target, const u16 *source); -u16 *CsrUtf16StringDuplicate(const u16 *source); - -u16 CsrUtf16StrICmp(const u16 *string1, const u16 *string2); -u16 CsrUtf16StrNICmp(const u16 *string1, const u16 *string2, u32 count); - -u16 *CsrUtf16MemCpy(u16 *dest, const u16 *src, u32 count); -u16 *CsrUtf16ConcatenateTexts(const u16 *inputText1, const u16 *inputText2, - const u16 *inputText3, const u16 *inputText4); - -u16 *CsrUtf16String2XML(u16 *str); -u16 *CsrXML2Utf16String(u16 *str); - -u32 CsrUtf8StringLengthInBytes(const u8 *string); - -/******************************************************************************* - - NAME - CsrUtf8StrTruncate - - DESCRIPTION - In-place truncate a string on a UTF-8 character boundary by writing a - null character somewhere in the range target[count - 3]:target[count]. - - Please note that memory passed must be at least of length count + 1, to - ensure space for a full length string that is terminated at - target[count], in the event that target[count - 1] is the final byte of - a UTF-8 character. - - PARAMETERS - target - Target string to truncate. - count - The desired length, in bytes, of the resulting string. Depending - on the contents, the resulting string length will be between - count - 3 and count. - - RETURNS - Returns target - -*******************************************************************************/ -u8 *CsrUtf8StrTruncate(u8 *target, size_t count); - -/* - * UCS2 - * - * D-13157 - */ -typedef u8 CsrUcs2String; - -size_t CsrUcs2ByteStrLen(const CsrUcs2String *ucs2String); -size_t CsrConverterUcs2ByteStrLen(const CsrUcs2String *str); - -u8 *CsrUcs2ByteString2Utf8(const CsrUcs2String *ucs2String); -CsrUcs2String *CsrUtf82Ucs2ByteString(const u8 *utf8String); - -u8 *CsrUtf16String2Ucs2ByteString(const u16 *source); -u16 *CsrUcs2ByteString2Utf16String(const u8 *source); - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/drivers/staging/csr/csr_utf16.c b/drivers/staging/csr/csr_utf16.c deleted file mode 100644 index 4854f85aa92a..000000000000 --- a/drivers/staging/csr/csr_utf16.c +++ /dev/null @@ -1,1055 +0,0 @@ -/***************************************************************************** - - (c) Cambridge Silicon Radio Limited 2010 - All rights reserved and confidential information of CSR - - Refer to LICENSE.txt included with this source for details - on the license terms. - -*****************************************************************************/ -#include <linux/module.h> -#include <linux/slab.h> -#include "csr_unicode.h" -#include "csr_macro.h" - -#define UNI_SUR_HIGH_START ((u32) 0xD800) -#define UNI_SUR_HIGH_END ((u32) 0xDBFF) -#define UNI_SUR_LOW_START ((u32) 0xDC00) -#define UNI_SUR_LOW_END ((u32) 0xDFFF) -#define UNI_REPLACEMENT_CHAR ((u32) 0xFFFD) -#define UNI_HALF_SHIFT ((u8) 10) /* used for shifting by 10 bits */ -#define UNI_HALF_BASE ((u32) 0x00010000) -#define UNI_BYTEMASK ((u32) 0xBF) -#define UNI_BYTEMARK ((u32) 0x80) - -#define CAPITAL(x) ((x >= 'a') && (x <= 'z') ? ((x) & 0x00DF) : (x)) - -/* -* Index into the table with the first byte to get the number of trailing bytes in a utf-8 character. -* -1 if the byte has an invalid value. -* -* Legal sequences are: -* -* byte 1st 2nd 3rd 4th -* -* 00-7F -* C2-DF 80-BF -* E0 A0-BF 80-BF -* E1-EC 80-BF 80-BF -* ED 80-9F 80-BF -* EE-EF 80-BF 80-BF -* F0 90-BF 80-BF 80-BF -* F1-F3 80-BF 80-BF 80-BF -* F4 80-8F 80-BF 80-BF -*/ -static const s8 trailingBytesForUtf8[256] = -{ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x00 - 0x1F */ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x20 - 0x3F */ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x40 - 0x5F */ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x60 - 0x7F */ - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0x80 - 0x9F */ - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0xA0 - 0xBF */ - -1, -1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 0xC0 - 0xDF */ - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0xE0 - 0xFF */ -}; - -/* Values to be substracted from a u32 when converting from UTF8 to UTF16 */ -static const u32 offsetsFromUtf8[4] = -{ - 0x00000000, 0x00003080, 0x000E2080, 0x03C82080 -}; - -/******************************************************************************** -* -* Name: CsrUint32ToUtf16String -* -* Description: The function converts an 32 bit number to an UTF-16 string -* that is allocated and 0-terminated. -* -* Input: 32 bit number. -* -* Output: A string of UTF-16 characters. -* -*********************************************************************************/ -u16 *CsrUint32ToUtf16String(u32 number) -{ - u16 count, noOfDigits; - u16 *output; - u32 tempNumber; - - /* calculate the number of digits in the output */ - tempNumber = number; - noOfDigits = 1; - while (tempNumber >= 10) - { - tempNumber = tempNumber / 10; - noOfDigits++; - } - - output = kmalloc(sizeof(u16) * (noOfDigits + 1), GFP_KERNEL); /*add space for 0-termination*/ - - tempNumber = number; - for (count = noOfDigits; count > 0; count--) - { - output[count - 1] = (u16) ((tempNumber % 10) + '0'); - tempNumber = tempNumber / 10; - } - output[noOfDigits] = '\0'; - - return output; -} - -/******************************************************************************** -* -* Name: CsrUtf16StringToUint32 -* -* Description: The function converts an UTF-16 string that is -* 0-terminated into a 32 bit number. -* -* Input: A string of UTF-16 characters containig a number. -* -* Output: 32 bit number. -* -*********************************************************************************/ -u32 CsrUtf16StringToUint32(const u16 *unicodeString) -{ - u16 numLen, count; - u32 newNumber = 0; - - numLen = (u16) CsrUtf16StrLen(unicodeString); - - if ((numLen > 10) || (numLen == 0) || (unicodeString == NULL)) /*CSRMAX number is 4.294.967.295 */ - { - return 0; - } - - for (count = 0; count < numLen; count++) - { - u16 input = unicodeString[count]; - if ((input < 0x30) || (input > 0x39) || ((newNumber == 0x19999999) && (input > 0x35)) || (newNumber > 0x19999999)) /* chars are present or number is too large now causing number to get to large when *10 */ - { - return 0; - } - - newNumber = (newNumber * 10) + (input - 0x30); - } - return newNumber; -} - -/******************************************************************************** -* -* Name: CsrUtf16MemCpy -* -* Description: The function copies count number of 16 bit data elements -* from srv to dest. -* -* Input: A pointer to an unicoded string. -* -* Output: A pointer to an unicoded string. -* -*********************************************************************************/ -u16 *CsrUtf16MemCpy(u16 *dest, const u16 *src, u32 count) -{ - return memcpy((u8 *) dest, (u8 *) src, count * sizeof(u16)); -} - -/******************************************************************************** -* -* Name: CsrUtf16ConcatenateTexts -* -* Description: The function merge the contents of 4 unicoded input pointers -* into a new string. -* -* Input: 4 unicoded input strings (UTF-16). -* -* Output: A new unicoded string (UTF-16) containing the combined strings. -* -*********************************************************************************/ -u16 *CsrUtf16ConcatenateTexts(const u16 *inputText1, const u16 *inputText2, - const u16 *inputText3, const u16 *inputText4) -{ - u16 *outputText; - u32 textLen, textLen1, textLen2, textLen3, textLen4; - - textLen1 = CsrUtf16StrLen(inputText1); - textLen2 = CsrUtf16StrLen(inputText2); - textLen3 = CsrUtf16StrLen(inputText3); - textLen4 = CsrUtf16StrLen(inputText4); - - textLen = textLen1 + textLen2 + textLen3 + textLen4; - - if (textLen == 0) /*stop here is all lengths are 0*/ - { - return NULL; - } - - outputText = kmalloc((textLen + 1) * sizeof(u16), GFP_KERNEL); /* add space for 0-termination*/ - - - if (inputText1 != NULL) - { - CsrUtf16MemCpy(outputText, inputText1, textLen1); - } - - if (inputText2 != NULL) - { - CsrUtf16MemCpy(&(outputText[textLen1]), inputText2, textLen2); - } - - if (inputText3 != NULL) - { - CsrUtf16MemCpy(&(outputText[textLen1 + textLen2]), inputText3, textLen3); - } - - if (inputText4 != NULL) - { - CsrUtf16MemCpy(&(outputText[textLen1 + textLen2 + textLen3]), inputText4, textLen4); - } - - outputText[textLen] = '\0'; - - return outputText; -} - -/******************************************************************************** -* -* Name: CsrUtf16StrLen -* -* Description: The function returns the number of 16 bit elements present -* in the 0-terminated string. -* -* Input: 0-terminated string of 16 bit unicoded characters. -* -* Output: The number of 16 bit elements in the string. -* -*********************************************************************************/ -u32 CsrUtf16StrLen(const u16 *unicodeString) -{ - u32 length; - - length = 0; - if (unicodeString != NULL) - { - while (*unicodeString) - { - length++; - unicodeString++; - } - } - return length; -} - -/******************************************************************************** -* -* Name: CsrUtf16String2Utf8 -* -* Description: The function decodes an UTF-16 string into an UTF8 byte -* oriented string. -* -* Input: 0-terminated UTF-16 string characters. -* -* Output: 0-terminated string of byte oriented UTF8 coded characters. -* -*********************************************************************************/ -u8 *CsrUtf16String2Utf8(const u16 *source) -{ - u8 *dest, *destStart = NULL; - u32 i; - u32 ch; - u32 length; - u32 sourceLength; - u8 bytes; - u8 appendNull = FALSE; - - u8 firstByteMark[5] = {0x00, 0x00, 0xC0, 0xE0, 0xF0}; - - if (!source) - { - return NULL; - } - - length = 0; - sourceLength = CsrUtf16StrLen(source) + 1; - - for (i = 0; i < sourceLength; i++) - { - ch = source[i]; - if ((ch >= UNI_SUR_HIGH_START) && (ch <= UNI_SUR_HIGH_END)) /* This is a high surrogate */ - { - if (i + 1 < sourceLength) /* The low surrogate is in the source */ - { - u32 ch2 = source[++i]; - if ((ch2 >= UNI_SUR_LOW_START) && (ch2 <= UNI_SUR_LOW_END)) /* And it is a legal low surrogate */ - { - length += 4; - } - else /* It is not a low surrogate, instead put a Unicode - 'REPLACEMENT CHARACTER' (U+FFFD) */ - { - length += 3; - i--; /* Substract 1 again as the conversion must continue after the ill-formed code unit */ - } - } - else /* The low surrogate does not exist, instead put a Unicode - 'REPLACEMENT CHARACTER' (U+FFFD), and the null terminated character */ - { - length += 4; - } - } - else if ((ch >= UNI_SUR_LOW_START) && (ch <= UNI_SUR_LOW_END)) /* The value of UTF-16 is not allowed to be in this range, instead put - a Unicode 'REPLACEMENT CHARACTER' (U+FFFD) */ - { - length += 3; - } - else /* Figure out how many bytes that are required */ - { - if (ch < 0x0080) - { - length++; - } - else if (ch < 0x0800) - { - length += 2; - } - else - { - length += 3; - } - } - } - - dest = kmalloc(length, GFP_KERNEL); - destStart = dest; - - for (i = 0; i < sourceLength; i++) - { - ch = source[i]; - if ((ch >= UNI_SUR_HIGH_START) && (ch <= UNI_SUR_HIGH_END)) /* This is a high surrogate */ - { - if (i + 1 < sourceLength) /* The low surrogate is in the source */ - { - u32 ch2 = source[++i]; - if ((ch2 >= UNI_SUR_LOW_START) && (ch2 <= UNI_SUR_LOW_END)) /* And it is a legal low surrogate, convert to UTF-32 */ - { - ch = ((ch - UNI_SUR_HIGH_START) << UNI_HALF_SHIFT) + (ch2 - UNI_SUR_LOW_START) + UNI_HALF_BASE; - } - else /* It is not a low surrogate, instead put a Unicode - 'REPLACEMENT CHARACTER' (U+FFFD) */ - { - ch = UNI_REPLACEMENT_CHAR; - i--; /* Substract 1 again as the conversion must continue after the ill-formed code unit */ - } - } - else /* The low surrogate does not exist, instead put a Unicode - 'REPLACEMENT CHARACTER' (U+FFFD), and the null terminated character */ - { - ch = UNI_REPLACEMENT_CHAR; - appendNull = TRUE; - } - } - else if ((ch >= UNI_SUR_LOW_START) && (ch <= UNI_SUR_LOW_END)) /* The value of UTF-16 is not allowed to be in this range, instead put - a Unicode 'REPLACEMENT CHARACTER' (U+FFFD) */ - { - ch = UNI_REPLACEMENT_CHAR; - } - - /* Figure out how many bytes that are required */ - if (ch < (u32) 0x80) - { - bytes = 1; - } - else if (ch < (u32) 0x800) - { - bytes = 2; - } - else if (ch < (u32) 0x10000) - { - bytes = 3; - } - else if (ch < (u32) 0x110000) - { - bytes = 4; - } - else - { - bytes = 3; - ch = UNI_REPLACEMENT_CHAR; - } - - dest += bytes; - - switch (bytes) /* Convert character to UTF-8. Note: everything falls through. */ - { - case 4: - { - *--dest = (u8) ((ch | UNI_BYTEMARK) & UNI_BYTEMASK); - ch >>= 6; - } - /* FALLTHROUGH */ - case 3: - { - *--dest = (u8) ((ch | UNI_BYTEMARK) & UNI_BYTEMASK); - ch >>= 6; - } - /* FALLTHROUGH */ - case 2: - { - *--dest = (u8) ((ch | UNI_BYTEMARK) & UNI_BYTEMASK); - ch >>= 6; - } - /* FALLTHROUGH */ - case 1: - { - *--dest = (u8) (ch | firstByteMark[bytes]); - } - /* FALLTHROUGH */ - default: - { - break; - } - } - - dest += bytes; - } - - if (appendNull) /* Append the \0 character */ - { - *dest = '\0'; - } - - return destStart; -} - -/***************************************************************************** - - NAME - isLegalUtf8 - - DESCRIPTION - Returns TRUE if the given UFT-8 code unit is legal as defined by the - Unicode standard (see Chapter 3: Conformance, Section 3.9: Unicode - Encoding Forms, UTF-8). - - This function assumes that the length parameter is unconditionally - correct and that the first byte is already validated by looking it up - in the trailingBytesForUtf8 array, which also reveals the number of - trailing bytes. - - Legal code units are composed of one of the following byte sequences: - - 1st 2nd 3rd 4th - -------------------------------- - 00-7F - C2-DF 80-BF - E0 A0-BF 80-BF - E1-EC 80-BF 80-BF - ED 80-9F 80-BF - EE-EF 80-BF 80-BF - F0 90-BF 80-BF 80-BF - F1-F3 80-BF 80-BF 80-BF - F4 80-8F 80-BF 80-BF - - Please note that this function only checks whether the 2nd, 3rd and - 4th bytes fall into the valid ranges. - - PARAMETERS - codeUnit - pointer to the first byte of the byte sequence composing - the code unit to test. - length - the number of bytes in the code unit. Valid range is 1 to 4. - - RETURNS - TRUE if the given code unit is legal. - -*****************************************************************************/ -static u8 isLegalUtf8(const u8 *codeUnit, u32 length) -{ - const u8 *srcPtr = codeUnit + length; - u8 byte; - - switch (length) /* Everything falls through except case 1 */ - { - case 4: - { - byte = *--srcPtr; - if ((byte < 0x80) || (byte > 0xBF)) - { - return FALSE; - } - } - /* Fallthrough */ - case 3: - { - byte = *--srcPtr; - if ((byte < 0x80) || (byte > 0xBF)) - { - return FALSE; - } - } - /* Fallthrough */ - case 2: - { - byte = *--srcPtr; - if (byte > 0xBF) - { - return FALSE; - } - - switch (*codeUnit) /* No fallthrough */ - { - case 0xE0: - { - if (byte < 0xA0) - { - return FALSE; - } - break; - } - case 0xED: - { - if ((byte < 0x80) || (byte > 0x9F)) - { - return FALSE; - } - break; - } - case 0xF0: - { - if (byte < 0x90) - { - return FALSE; - } - break; - } - case 0xF4: - { - if ((byte < 0x80) || (byte > 0x8F)) - { - return FALSE; - } - break; - } - default: - { - if (byte < 0x80) - { - return FALSE; - } - break; - } - } - } - /* Fallthrough */ - case 1: - default: - /* The 1st byte and length are assumed correct */ - break; - } - - return TRUE; -} - -/******************************************************************************** -* -* Name: CsrUtf82Utf16String -* -* Description: The function decodes an UTF8 byte oriented string into a -* UTF-16string. -* -* Input: 0-terminated string of byte oriented UTF8 coded characters. -* -* Output: 0-terminated string of UTF-16 characters. -* -*********************************************************************************/ -u16 *CsrUtf82Utf16String(const u8 *utf8String) -{ - size_t i, length = 0; - size_t sourceLength; - u16 *dest = NULL; - u16 *destStart = NULL; - s8 extraBytes2Read; - - if (!utf8String) - { - return NULL; - } - sourceLength = strlen((char *)utf8String); - - for (i = 0; i < sourceLength; i++) - { - extraBytes2Read = trailingBytesForUtf8[utf8String[i]]; - - if (extraBytes2Read == -1) /* Illegal byte value, instead put a Unicode 'REPLACEMENT CHARACTER' (U+FFFD) */ - { - length += 1; - } - else if (i + extraBytes2Read > sourceLength) /* The extra bytes does not exist, instead put a Unicode 'REPLACEMENT - CHARACTER' (U+FFFD), and the null terminated character */ - { - length += 2; - break; - } - else if (isLegalUtf8(&utf8String[i], extraBytes2Read + 1) == FALSE) /* It is not a legal utf-8 character, instead put a Unicode 'REPLACEMENT - CHARACTER' (U+FFFD) */ - { - length += 1; - } - else - { - if (utf8String[i] > 0xEF) /* Needs a high and a low surrogate */ - { - length += 2; - } - else - { - length += 1; - } - i += extraBytes2Read; - } - } - - /* Create space for the null terminated character */ - dest = kmalloc((1 + length) * sizeof(u16), GFP_KERNEL); - destStart = dest; - - for (i = 0; i < sourceLength; i++) - { - extraBytes2Read = trailingBytesForUtf8[utf8String[i]]; - - if (extraBytes2Read == -1) /* Illegal byte value, instead put a Unicode 'REPLACEMENT CHARACTER' (U+FFFD) */ - { - *dest++ = UNI_REPLACEMENT_CHAR; - } - else if (i + extraBytes2Read > sourceLength) /* The extra bytes does not exist, instead put a Unicode 'REPLACEMENT - CHARACTER' (U+FFFD), and the null terminated character */ - { - *dest++ = UNI_REPLACEMENT_CHAR; - *dest++ = '\0'; - break; - } - else if (isLegalUtf8(&utf8String[i], extraBytes2Read + 1) == FALSE) /* It is not a legal utf-8 character, instead put a Unicode 'REPLACEMENT - CHARACTER' (U+FFFD) */ - { - *dest++ = UNI_REPLACEMENT_CHAR; - } - else /* It is legal, convert the character to an u32 */ - { - u32 ch = 0; - - switch (extraBytes2Read) /* Everything falls through */ - { - case 3: - { - ch += utf8String[i]; - ch <<= 6; - i++; - } - /* FALLTHROUGH */ - case 2: - { - ch += utf8String[i]; - ch <<= 6; - i++; - } - /* FALLTHROUGH */ - case 1: - { - ch += utf8String[i]; - ch <<= 6; - i++; - } - /* FALLTHROUGH */ - case 0: - { - ch += utf8String[i]; - } - /* FALLTHROUGH */ - default: - { - break; - } - } - - ch -= offsetsFromUtf8[extraBytes2Read]; - - if (ch <= 0xFFFF) /* Character can be encoded in one u16 */ - { - *dest++ = (u16) ch; - } - else /* The character needs two u16 */ - { - ch -= UNI_HALF_BASE; - *dest++ = (u16) ((ch >> UNI_HALF_SHIFT) | UNI_SUR_HIGH_START); - *dest++ = (u16) ((ch & 0x03FF) | UNI_SUR_LOW_START); - } - } - } - - destStart[length] = 0x00; - - return destStart; -} - -/******************************************************************************** -* -* Name: CsrUtf16StrCpy -* -* Description: The function copies the contents from one UTF-16 string -* to another UTF-16 string. -* -* Input: 0-terminated UTF-16 string. -* -* Output: 0-terminated UTF-16 string. -* -*********************************************************************************/ -u16 *CsrUtf16StrCpy(u16 *target, const u16 *source) -{ - if (source) /* if source is not NULL*/ - { - memcpy(target, source, (CsrUtf16StrLen(source) + 1) * sizeof(u16)); - return target; - } - else - { - return NULL; - } -} - -/******************************************************************************** -* -* Name: CsrUtf16StringDuplicate -* -* Description: The function allocates a new pointer and copies the input to -* the new pointer. -* -* Input: 0-terminated UTF-16 string. -* -* Output: Allocated variable0-terminated UTF-16 string. -* -*********************************************************************************/ -u16 *CsrUtf16StringDuplicate(const u16 *source) -{ - u16 *target = NULL; - u32 length; - - if (source) /* if source is not NULL*/ - { - length = (CsrUtf16StrLen(source) + 1) * sizeof(u16); - target = kmalloc(length, GFP_KERNEL); - memcpy(target, source, length); - } - return target; -} - -/******************************************************************************** -* -* Name: CsrUtf16StrICmp -* -* Description: The function compares two UTF-16 strings. -* -* Input: Two 0-terminated UTF-16 string. -* -* Output: 0: if the strings are identical. -* -*********************************************************************************/ -u16 CsrUtf16StrICmp(const u16 *string1, const u16 *string2) -{ - while (*string1 || *string2) - { - if (CAPITAL(*string1) != CAPITAL(*string2)) - { - return *string1 - *string2; - } - string1++; - string2++; - } - - return 0; -} - -/******************************************************************************** -* -* Name: CsrUtf16StrNICmp -* -* Description: The function compares upto count number of elements in the -* two UTF-16 string. -* -* Input: Two 0-terminated UTF-16 string and a maximum -* number of elements to check. -* -* Output: 0: if the strings are identical. -* -*********************************************************************************/ -u16 CsrUtf16StrNICmp(const u16 *string1, const u16 *string2, u32 count) -{ - while ((*string1 || *string2) && count--) - { - if (CAPITAL(*string1) != CAPITAL(*string2)) - { - return *string1 - *string2; - } - string1++; - string2++; - } - - return 0; -} - -/******************************************************************************** -* -* Name: CsrUtf16String2XML -* -* Description: The function converts an unicoded string (UTF-16) into an unicoded XML -* string where some special characters are encoded according to -* the XML spec. -* -* Input: A unicoded string (UTF-16) which is freed. -* -* Output: A new unicoded string (UTF-16) containing the converted output. -* -*********************************************************************************/ -u16 *CsrUtf16String2XML(u16 *str) -{ - u16 *scanString; - u16 *outputString = NULL; - u16 *resultString = str; - u32 stringLength = 0; - u8 encodeChars = FALSE; - - scanString = str; - if (scanString) - { - while (*scanString) - { - if (*scanString == L'&') - { - stringLength += 5; - encodeChars = TRUE; - } - else if ((*scanString == L'<') || (*scanString == L'>')) - { - stringLength += 4; - encodeChars = TRUE; - } - else - { - stringLength++; - } - - scanString++; - } - - stringLength++; - - if (encodeChars) - { - resultString = outputString = kmalloc(stringLength * sizeof(u16), GFP_KERNEL); - - scanString = str; - - while (*scanString) - { - if (*scanString == L'&') - { - *outputString++ = '&'; - *outputString++ = 'a'; - *outputString++ = 'm'; - *outputString++ = 'p'; - *outputString++ = ';'; - } - else if (*scanString == L'<') - { - *outputString++ = '&'; - *outputString++ = 'l'; - *outputString++ = 't'; - *outputString++ = ';'; - } - else if (*scanString == L'>') - { - *outputString++ = '&'; - *outputString++ = 'g'; - *outputString++ = 't'; - *outputString++ = ';'; - } - else - { - *outputString++ = *scanString; - } - - scanString++; - } - - *outputString++ = 0; - - kfree(str); - } - } - - return resultString; -} - -/******************************************************************************** -* -* Name: CsrXML2Utf16String -* -* Description: The function converts an unicoded XML string into an unicoded -* string (UTF-16) where some special XML characters are decoded according to -* the XML spec. -* -* Input: A unicoded XML string which is freed. -* -* Output: A new unicoded pointer containing the decoded output. -* -*********************************************************************************/ -u16 *CsrXML2Utf16String(u16 *str) -{ - u16 *scanString; - u16 *outputString = NULL; - u16 *resultString = str; - u32 stringLength = 0; - u8 encodeChars = FALSE; - - scanString = str; - if (scanString) - { - while (*scanString) - { - if (*scanString == (u16) L'&') - { - scanString++; - - if (!CsrUtf16StrNICmp(scanString, (u16 *) L"AMP;", 4)) - { - scanString += 3; - encodeChars = TRUE; - } - else if (!CsrUtf16StrNICmp(scanString, (u16 *) L"LT;", 3)) - { - scanString += 2; - encodeChars = TRUE; - } - else if (!CsrUtf16StrNICmp(scanString, (u16 *) L"GT;", 3)) - { - scanString += 2; - encodeChars = TRUE; - } - if (!CsrUtf16StrNICmp(scanString, (u16 *) L"APOS;", 5)) - { - scanString += 4; - encodeChars = TRUE; - } - if (!CsrUtf16StrNICmp(scanString, (u16 *) L"QUOT;", 5)) - { - scanString += 4; - encodeChars = TRUE; - } - else - { - scanString--; - } - } - - stringLength++; - scanString++; - } - - stringLength++; - - if (encodeChars) - { - resultString = outputString = kmalloc(stringLength * sizeof(u16), GFP_KERNEL); - - scanString = str; - - while (*scanString) - { - if (*scanString == L'&') - { - scanString++; - - if (!CsrUtf16StrNICmp(scanString, (u16 *) L"AMP;", 4)) - { - *outputString++ = L'&'; - scanString += 3; - } - else if (!CsrUtf16StrNICmp(scanString, (u16 *) L"LT;", 3)) - { - *outputString++ = L'<'; - scanString += 2; - } - else if (!CsrUtf16StrNICmp(scanString, (u16 *) L"GT;", 3)) - { - *outputString++ = L'>'; - scanString += 2; - } - else if (!CsrUtf16StrNICmp(scanString, (u16 *) L"APOS;", 5)) - { - *outputString++ = L'\''; - scanString += 4; - } - else if (!CsrUtf16StrNICmp(scanString, (u16 *) L"QUOT;", 5)) - { - *outputString++ = L'\"'; - scanString += 4; - } - else - { - *outputString++ = L'&'; - scanString--; - } - } - else - { - *outputString++ = *scanString; - } - - scanString++; - } - - *outputString++ = 0; - - kfree(str); - } - } - - return resultString; -} - -u32 CsrUtf8StringLengthInBytes(const u8 *string) -{ - size_t length = 0; - if (string) - { - length = strlen((const char *)string); - } - return (u32) length; -} - -u8 *CsrUtf8StrTruncate(u8 *target, size_t count) -{ - size_t lastByte = count - 1; - - target[count] = '\0'; - - if (count && (target[lastByte] & 0x80)) - { - /* the last byte contains non-ascii char */ - if (target[lastByte] & 0x40) - { - /* multi-byte char starting just before truncation */ - target[lastByte] = '\0'; - } - else if ((target[lastByte - 1] & 0xE0) == 0xE0) - { - /* 3-byte char starting 2 bytes before truncation */ - target[lastByte - 1] = '\0'; - } - else if ((target[lastByte - 2] & 0xF0) == 0xF0) - { - /* 4-byte char starting 3 bytes before truncation */ - target[lastByte - 2] = '\0'; - } - } - - return target; -} diff --git a/drivers/staging/csr/csr_wifi_msgconv.h b/drivers/staging/csr/csr_wifi_msgconv.h index 06314109098a..7ec35d70e14a 100644 --- a/drivers/staging/csr/csr_wifi_msgconv.h +++ b/drivers/staging/csr/csr_wifi_msgconv.h @@ -13,7 +13,6 @@ #include "csr_prim_defs.h" #include "csr_sched.h" -#include "csr_unicode.h" #ifdef __cplusplus extern "C" { diff --git a/drivers/staging/csr/csr_wifi_nme_ap_serialize.c b/drivers/staging/csr/csr_wifi_nme_ap_serialize.c index 493e33e95e24..1a901a70d195 100644 --- a/drivers/staging/csr/csr_wifi_nme_ap_serialize.c +++ b/drivers/staging/csr/csr_wifi_nme_ap_serialize.c @@ -12,7 +12,6 @@ #include <linux/string.h> #include <linux/slab.h> #include "csr_msgconv.h" -#include "csr_unicode.h" #ifdef CSR_WIFI_NME_ENABLE #ifdef CSR_WIFI_AP_ENABLE diff --git a/drivers/staging/csr/csr_wifi_router_ctrl_serialize.c b/drivers/staging/csr/csr_wifi_router_ctrl_serialize.c index b9f9adb5ad5d..3eda1b66b336 100644 --- a/drivers/staging/csr/csr_wifi_router_ctrl_serialize.c +++ b/drivers/staging/csr/csr_wifi_router_ctrl_serialize.c @@ -12,9 +12,6 @@ #include <linux/string.h> #include <linux/slab.h> #include "csr_msgconv.h" -#include "csr_unicode.h" - - #include "csr_wifi_router_ctrl_prim.h" #include "csr_wifi_router_ctrl_serialize.h" diff --git a/drivers/staging/csr/csr_wifi_router_serialize.c b/drivers/staging/csr/csr_wifi_router_serialize.c index 5717ebc05b0b..4eccf5d6c289 100644 --- a/drivers/staging/csr/csr_wifi_router_serialize.c +++ b/drivers/staging/csr/csr_wifi_router_serialize.c @@ -11,9 +11,6 @@ /* Note: this is an auto-generated file. */ #include <linux/slab.h> #include "csr_msgconv.h" -#include "csr_unicode.h" - - #include "csr_wifi_router_prim.h" #include "csr_wifi_router_serialize.h" diff --git a/drivers/staging/csr/csr_wifi_sme_serialize.c b/drivers/staging/csr/csr_wifi_sme_serialize.c index d55e3ee6921a..7d7e1d8b5ed3 100644 --- a/drivers/staging/csr/csr_wifi_sme_serialize.c +++ b/drivers/staging/csr/csr_wifi_sme_serialize.c @@ -12,9 +12,6 @@ #include <linux/string.h> #include <linux/slab.h> #include "csr_msgconv.h" -#include "csr_unicode.h" - - #include "csr_wifi_sme_prim.h" #include "csr_wifi_sme_serialize.h" |