b80325604d
1. add bluedroid 1st version 2. alarm adapter 3. task semaphore lock 4. other bugs resolved
299 lines
8.3 KiB
C
Executable file
299 lines
8.3 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (C) 2003-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This file contains utility functions.
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*
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******************************************************************************/
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#include <stddef.h>
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#include "utl.h"
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#include "gki.h"
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#include "btm_api.h"
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/*******************************************************************************
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**
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** Function utl_str2int
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**
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** Description This utility function converts a character string to an
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** integer. Acceptable values in string are 0-9. If invalid
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** string or string value too large, -1 is returned. Leading
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** spaces are skipped.
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**
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**
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** Returns Integer value or -1 on error.
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**
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*******************************************************************************/
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INT16 utl_str2int(const char *p_s)
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{
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INT32 val = 0;
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for (;*p_s == ' ' && *p_s != 0; p_s++);
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if (*p_s == 0) return -1;
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for (;;)
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{
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if ((*p_s < '0') || (*p_s > '9')) return -1;
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val += (INT32) (*p_s++ - '0');
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if (val > 32767) return -1;
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if (*p_s == 0)
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{
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return (INT16) val;
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}
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else
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{
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val *= 10;
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}
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}
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}
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/*******************************************************************************
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**
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** Function utl_strucmp
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**
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** Description This utility function compares two strings in uppercase.
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** String p_s must be uppercase. String p_t is converted to
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** uppercase if lowercase. If p_s ends first, the substring
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** match is counted as a match.
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**
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**
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** Returns 0 if strings match, nonzero otherwise.
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**
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*******************************************************************************/
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int utl_strucmp(const char *p_s, const char *p_t)
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{
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char c;
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while (*p_s && *p_t)
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{
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c = *p_t++;
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if (c >= 'a' && c <= 'z')
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{
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c -= 0x20;
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}
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if (*p_s++ != c)
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{
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return -1;
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}
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}
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/* if p_t hit null first, no match */
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if (*p_t == 0 && *p_s != 0)
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{
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return 1;
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}
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/* else p_s hit null first, count as match */
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else
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{
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return 0;
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}
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}
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/*******************************************************************************
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**
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** Function utl_itoa
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**
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** Description This utility function converts a UINT16 to a string. The
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** string is NULL-terminated. The length of the string is
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** returned;
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**
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**
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** Returns Length of string.
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**
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*******************************************************************************/
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UINT8 utl_itoa(UINT16 i, char *p_s)
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{
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UINT16 j, k;
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char *p = p_s;
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BOOLEAN fill = FALSE;
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if (i == 0)
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{
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/* take care of zero case */
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*p++ = '0';
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}
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else
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{
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for(j = 10000; j > 0; j /= 10)
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{
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k = i / j;
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i %= j;
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if (k > 0 || fill)
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{
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*p++ = k + '0';
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fill = TRUE;
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}
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}
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}
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*p = 0;
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return (UINT8) (p - p_s);
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}
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/*******************************************************************************
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**
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** Function utl_freebuf
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**
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** Description This function calls GKI_freebuf to free the buffer passed
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** in, if buffer pointer is not NULL, and also initializes
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** buffer pointer to NULL.
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**
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**
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** Returns Nothing.
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**
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*******************************************************************************/
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void utl_freebuf(void **p)
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{
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if (*p != NULL)
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{
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GKI_freebuf(*p);
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*p = NULL;
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}
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}
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/*******************************************************************************
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**
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** Function utl_set_device_class
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**
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** Description This function updates the local Device Class.
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**
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** Parameters:
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** p_cod - Pointer to the device class to set to
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**
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** cmd - the fields of the device class to update.
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** BTA_UTL_SET_COD_MAJOR_MINOR, - overwrite major, minor class
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** BTA_UTL_SET_COD_SERVICE_CLASS - set the bits in the input
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** BTA_UTL_CLR_COD_SERVICE_CLASS - clear the bits in the input
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** BTA_UTL_SET_COD_ALL - overwrite major, minor, set the bits in service class
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** BTA_UTL_INIT_COD - overwrite major, minor, and service class
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**
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** Returns TRUE if successful, Otherwise FALSE
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**
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*******************************************************************************/
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BOOLEAN utl_set_device_class(tBTA_UTL_COD *p_cod, UINT8 cmd)
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{
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UINT8 *dev;
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UINT16 service;
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UINT8 minor, major;
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DEV_CLASS dev_class;
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dev = BTM_ReadDeviceClass();
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BTM_COD_SERVICE_CLASS( service, dev );
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BTM_COD_MINOR_CLASS(minor, dev );
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BTM_COD_MAJOR_CLASS(major, dev );
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switch(cmd)
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{
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case BTA_UTL_SET_COD_MAJOR_MINOR:
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minor = p_cod->minor & BTM_COD_MINOR_CLASS_MASK;
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major = p_cod->major & BTM_COD_MAJOR_CLASS_MASK;
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break;
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case BTA_UTL_SET_COD_SERVICE_CLASS:
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/* clear out the bits that is not SERVICE_CLASS bits */
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p_cod->service &= BTM_COD_SERVICE_CLASS_MASK;
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service = service | p_cod->service;
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break;
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case BTA_UTL_CLR_COD_SERVICE_CLASS:
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p_cod->service &= BTM_COD_SERVICE_CLASS_MASK;
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service = service & (~p_cod->service);
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break;
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case BTA_UTL_SET_COD_ALL:
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minor = p_cod->minor & BTM_COD_MINOR_CLASS_MASK;
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major = p_cod->major & BTM_COD_MAJOR_CLASS_MASK;
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p_cod->service &= BTM_COD_SERVICE_CLASS_MASK;
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service = service | p_cod->service;
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break;
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case BTA_UTL_INIT_COD:
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minor = p_cod->minor & BTM_COD_MINOR_CLASS_MASK;
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major = p_cod->major & BTM_COD_MAJOR_CLASS_MASK;
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service = p_cod->service & BTM_COD_SERVICE_CLASS_MASK;
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break;
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default:
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return FALSE;
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}
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/* convert the fields into the device class type */
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FIELDS_TO_COD(dev_class, minor, major, service);
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if (BTM_SetDeviceClass(dev_class) == BTM_SUCCESS)
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return TRUE;
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return FALSE;
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}
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/*******************************************************************************
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**
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** Function utl_isintstr
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**
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** Description This utility function checks if the given string is an
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** integer string or not
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**
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**
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** Returns TRUE if successful, Otherwise FALSE
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**
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*******************************************************************************/
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BOOLEAN utl_isintstr(const char *p_s)
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{
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UINT16 i = 0;
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for(i=0; p_s[i] != 0; i++)
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{
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if(((p_s[i] < '0') || (p_s[i] > '9')) && (p_s[i] != ';'))
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return FALSE;
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}
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return TRUE;
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}
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/*******************************************************************************
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**
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** Function utl_isdialstr
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**
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** Description This utility function checks if the given string contains
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** only dial digits or not
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**
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**
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** Returns TRUE if successful, Otherwise FALSE
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**
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*******************************************************************************/
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BOOLEAN utl_isdialstr(const char *p_s)
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{
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UINT16 i = 0;
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for(i=0; p_s[i] != 0; i++)
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{
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if(!(((p_s[i] >= '0') && (p_s[i] <= '9'))
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|| (p_s[i] == '*') || (p_s[i] == '+') || (p_s[i] == '#') || (p_s[i] == ';')
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|| ((p_s[i] >= 'A') && (p_s[i] <= 'C'))
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|| ((p_s[i] == 'p') || (p_s[i] == 'P')
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|| (p_s[i] == 'w') || (p_s[i] == 'W'))))
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return FALSE;
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}
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return TRUE;
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}
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