uint32_t Str2Int(uint8_t *inputstr, int32_t *intnum)
{
uint32_t i = 0, res = 0;
uint32_t val = 0;
if (inputstr[0] == '0' && (inputstr[1] == 'x' || inputstr[1] == 'X'))
{
if (inputstr[2] == '\0')
{
return 0;
}
for (i = 2; i < 11; i++)
{
if (inputstr[i] == '\0')
{
*intnum = val;
/* return 1; */
res = 1;
break;
}
if (ISVALIDHEX(inputstr[i]))
{
val = (val << 4) + CONVERTHEX(inputstr[i]);
}
else
{
/* Return 0, Invalid input */
res = 0;
break;
}
}
/* Over 8 digit hex --invalid */
if (i >= 11)
{
res = 0;
}
}
else /* max 10-digit decimal input */
{
for (i = 0;i < 11;i++)
{
if (inputstr[i] == '\0')
{
*intnum = val;
/* return 1 */
res = 1;
break;
}
else if ((inputstr[i] == 'k' || inputstr[i] == 'K') && (i > 0))
{
val = val << 10;
*intnum = val;
res = 1;
break;
}
else if ((inputstr[i] == 'm' || inputstr[i] == 'M') && (i > 0))
{
val = val << 20;
*intnum = val;
res = 1;
break;
}
else if (ISVALIDDEC(inputstr[i]))
{
val = val * 10 + CONVERTDEC(inputstr[i]);
}
else
{
/* return 0, Invalid input */
res = 0;
break;
}
}
/* Over 10 digit decimal --invalid */
if (i >= 11)
{
res = 0;
}
}
return res;
}
/*******************************************************************************
* Function Name : Str2Int
* Description : Convert a string to an integer
* Input 1 : - inputstr: The string to be converted
* - intnum: The intger value
* Output : None
* Return : 1: Correct
* 0: Error
*******************************************************************************/
u32 Str2Int(u8 *inputstr, s32 *intnum)
{
u32 i = 0, res = 0;
u32 val = 0;
if (inputstr[0] == '0' && (inputstr[1] == 'x' || inputstr[1] == 'X')){
if (inputstr[2] == '\0'){//数据包为0
return 0;
}
for (i = 2; i < 11; i++){//为什么是11？
if (inputstr[i] == '\0'){//若数据包第一个数字为0，数据大小为0
*intnum = val;
/* return 1; */
res = 1;
break;
}
if (ISVALIDHEX(inputstr[i])){//filesize中的数据是否有效（A-F || a-f || 0-9），十六进制只能到F
val = (val << 4) + CONVERTHEX(inputstr[i]);//若值为“0”-”9“则变化成0-9，否则需要判定是否为A-F，
//若为“A”-“F”，则变化成A-F，否则转化为a-f
}else{ //若标识size的数值无效（4uk）
/* return 0, Invalid input */
res = 0;
break;
}
}
/* over 8 digit hex --invalid */
if (i >= 11){
res = 0;
}
}
else /* max 10-digit decimal input ，filesize数组不是以0x开头*/
{
for (i = 0;i < 11;i++)//由于filesize数组的最大值为11，（该程序中是16）
{
if (inputstr[i] == '\0'){//文件为0，直接返回1
*intnum = val;
/* return 1 */
res = 1;
break;
}else if ((inputstr[i] == 'k' || inputstr[i] == 'K') && (i > 0)){ //文件表示为1k，
//直接将size赋值为0x400（1024）(<<10)
val = val << 10;//（1024 - 1k）
*intnum = val;
res = 1;
break;
}else if ((inputstr[i] == 'm' || inputstr[i] == 'M') && (i > 0)){//文件大小为M，表示1M，
//直接将size赋值为0x100000 (<<20)
val = val << 20;
*intnum = val;
res = 1;
break;
}
#ifdef SecureCRT
else if (ISVALIDDEC(inputstr[i])){//判定数字是否属于“0“-”9“。按照十进制组合各个位的数值
val = val * 10 + CONVERTDEC(inputstr[i]);
}
#else //使用android方式发送，
else if (ISVALIDHEX(inputstr[i])){//filesize中的数据是否有效（A-F || a-f || 0-9），十六进制只能到F
val = (val << 4) + CONVERTHEX(inputstr[i]);//若值为“0”-”9“则变化成0-9，否则需要判定是否为A-F，
//若为“A”-“F”，则变化成A-F，否则转化为a-f
}
#endif
else{
/* return 0, Invalid input */
res = 0;
break;
}
}
/* Over 10 digit decimal --inval id */
if (i >= 11){
res = 0;
}
}
return (res);
}
/**
* @brief Convert a string to an integer
* @param p_inputstr: The string to be converted
* @param p_intnum: The integer value
* @retval 1: Correct
* 0: Error
*/
uint32_t Str2Int(uint8_t *p_inputstr, uint32_t *p_intnum)
{
uint32_t i = 0, res = 0;
uint32_t val = 0;
if ((p_inputstr[0] == '0') && ((p_inputstr[1] == 'x') || (p_inputstr[1] == 'X')))
{
i = 2;
while ( ( i < 11 ) && ( p_inputstr[i] != '\0' ) )
{
if (ISVALIDHEX(p_inputstr[i]))
{
val = (val << 4) + CONVERTHEX(p_inputstr[i]);
}
else
{
/* Return 0, Invalid input */
res = 0;
break;
}
i++;
}
/* valid result */
if (p_inputstr[i] == '\0')
{
*p_intnum = val;
res = 1;
}
}
else /* max 10-digit decimal input */
{
while ( ( i < 11 ) && ( res != 1 ) )
{
if (p_inputstr[i] == '\0')
{
*p_intnum = val;
/* return 1 */
res = 1;
}
else if (((p_inputstr[i] == 'k') || (p_inputstr[i] == 'K')) && (i > 0))
{
val = val << 10;
*p_intnum = val;
res = 1;
}
else if (((p_inputstr[i] == 'm') || (p_inputstr[i] == 'M')) && (i > 0))
{
val = val << 20;
*p_intnum = val;
res = 1;
}
else if (ISVALIDDEC(p_inputstr[i]))
{
val = val * 10 + CONVERTDEC(p_inputstr[i]);
}
else
{
/* return 0, Invalid input */
res = 0;
break;
}
i++;
}
}
return res;
}
/*******************************************************************************
* Function Name : Str2Int
* Description : Convert a string to an integer
* Input 1 : - inputstr: The string to be converted
* - intnum: The intger value
* Output : None
* Return : 1: Correct
* 0: Error
*******************************************************************************/
u8 Str2Int(char *inputstr, u32 *intnum)
{
u8 i = 0, res = 0;
u32 val = 0;
if (inputstr[0] == '0' && (inputstr[1] == 'x' || inputstr[1] == 'X'))
{
if (inputstr[2] == '\0')
{
return 0;
}
for (i = 2; i < 11; i++)
{
if (inputstr[i] == '\0')
{
*intnum = val;
res = 1; /* return 1; */
break;
}
if (ISVALIDHEX(inputstr[i]))
{
val = (val << 4) + CONVERTHEX(inputstr[i]);
}
else
{
/* return 0; Invalid input */
res = 0;
break;
}
}
if (i >= 11) res = 0; /* over 8 digit hex --invalid */
}
else /* max 10-digit decimal input */
{
for (i = 0;i < 11;i++)
{
if (inputstr[i] == '\0')
{
*intnum = val;
/* return 1; */
res = 1;
break;
}
else if ((inputstr[i] == 'k' || inputstr[i] == 'K') && (i > 0))
{
val = val << 10;
*intnum = val;
res = 1;
break;
}
else if ((inputstr[i] == 'm' || inputstr[i] == 'M') && (i > 0))
{
val = val << 20;
*intnum = val;
res = 1;
break;
}
else if (ISVALIDDEC(inputstr[i]))
val = val * 10 + CONVERTDEC(inputstr[i]);
else
{
/* return 0; Invalid input */
res = 0;
break;
}
}
if (i >= 11) res = 0; /* Over 10 digit decimal --invalid */
}
return res;
}
