{
return (x / 16) + ((x % 16) * 10);
}
-
-// Encode/Decode PDU: Translate ASCII 7bit characters to 8bit buffer.
-// SMS encoding example from: http://www.dreamfabric.com/sms/.
-//
-// 7-bit ASCII: "hellohello"
-// [0]:h [1]:e [2]:l [3]:l [4]:o [5]:h [6]:e [7]:l [8]:l [9]:o
-// 1101000 1100101 1101100 1101100 1101111 1101000 1100101 1101100 1101100 1101111
-// | ||| ||||| | ||||||| ||||||
-// /-------------/ ///-------/// /////-///// \------------\ ||||||| \\\\\\ .
-// | ||| ||||| | ||||||| ||||||
-// input buffer position
-// 10000000 22111111 33322222 44443333 55555333 66666655 77777776 98888888 --999999
-// | ||| ||||| | ||||||| ||||||
-// 8bit encoded buffer
-// 11101000 00110010 10011011 11111101 01000110 10010111 11011001 11101100 00110111
-// E8 32 9B FD 46 97 D9 EC 37
-
-
-// // Encode PDU message by merging 7 bit ASCII characters into 8 bit octets.
-// static int
-// EncodePDUMessage(const char* sms_text, int sms_text_length, unsigned char* output_buffer, int buffer_size)
-// {
-// // Check if output buffer is big enough.
-// if ((sms_text_length * 7 + 7) / 8 > buffer_size)
-// return -1;
-
-// int output_buffer_length = 0;
-// int carry_on_bits = 1;
-// int i = 0;
-
-// for (; i < sms_text_length - 1; ++i) {
-// output_buffer[output_buffer_length++] =
-// ((sms_text[i] & BITMASK_7BITS) >> (carry_on_bits - 1)) |
-// ((sms_text[i + 1] & BITMASK_7BITS) << (8 - carry_on_bits));
-// carry_on_bits++;
-// if (carry_on_bits == 8) {
-// carry_on_bits = 1;
-// ++i;
-// }
-// }
-
-
-// if (i < sms_text_length)
-// output_buffer[output_buffer_length++] = (sms_text[i] & BITMASK_7BITS) >> (carry_on_bits - 1);
-
-// return output_buffer_length;
-// }
-
-// // Decode PDU message by splitting 8 bit encoded buffer into 7 bit ASCII
-// // characters.
-// static int
-// DecodePDUMessage(const unsigned char* buffer, int buffer_length, char* output_sms_text, int sms_text_length)
-// {
-// int output_text_length = 0;
-// if (buffer_length > 0)
-// output_sms_text[output_text_length++] = BITMASK_7BITS & buffer[0];
-
-// int carry_on_bits = 1;
-// int i = 1;
-// for (; i < buffer_length; ++i) {
-
-// output_sms_text[output_text_length++] = BITMASK_7BITS & ((buffer[i] << carry_on_bits) | (buffer[i - 1] >> (8 - carry_on_bits)));
-
-// if (output_text_length == sms_text_length) break;
-
-// carry_on_bits++;
-
-// if (carry_on_bits == 8) {
-// carry_on_bits = 1;
-// output_sms_text[output_text_length++] = buffer[i] & BITMASK_7BITS;
-// if (output_text_length == sms_text_length) break;
-// }
-
-// }
-// if (output_text_length < sms_text_length) // Add last remainder.
-// output_sms_text[output_text_length++] = buffer[i - 1] >> (8 - carry_on_bits);
-
-// return output_text_length;
-// }
-
-// Encode a digit based phone number for SMS based format.
-static int
-EncodePhoneNumber(const char* phone_number, unsigned char* output_buffer, int buffer_size)
-{
- int output_buffer_length = 0;
- const int phone_number_length = strlen(phone_number);
-
- // Check if the output buffer is big enough.
- if ((phone_number_length + 1) / 2 > buffer_size)
- return -1;
-
- int i = 0;
- for (; i < phone_number_length; ++i) {
-
- if (phone_number[i] < '0' && phone_number[i] > '9')
- return -1;
-
- if (i % 2 == 0) {
- output_buffer[output_buffer_length++] = BITMASK_HIGH_4BITS | (phone_number[i] - '0');
- } else {
- output_buffer[output_buffer_length - 1] =
- (output_buffer[output_buffer_length - 1] & BITMASK_LOW_4BITS) |
- ((phone_number[i] - '0') << 4);
- }
- }
-
- return output_buffer_length;
-}
-
// Decode a digit based phone number for SMS based format.
static int
DecodePhoneNumber(const unsigned char* buffer, int phone_number_length, char* output_phone_number)
return 0;
}
+// 十六进制数据映射表
+static const char HexTbl[]={"0123456789ABCDEF"};
+
+// 十六进制字符转为数字
+static unsigned char HexChar2Number(char hex)
+{
+ unsigned char value = 0;
+ if(hex >= '0' && hex <= '9')
+ {
+ value = hex - '0';
+ }
+ else if(hex >= 'A' && hex <= 'Z')
+ {
+ value = hex - 'A' + 10;
+ }
+ else if(hex >= 'a' && hex <= 'z')
+ {
+ value = hex - 'a' + 10;
+ }
+
+ return value;
+}
+
+// 两个十六进制字符转为十进制数据
+static unsigned char strHex2Byte(char *pHex)
+{
+ unsigned char value;
+ value = HexChar2Number(pHex[0]) << 4;
+ value |= HexChar2Number(pHex[1]);
+
+ return value;
+}
-
-// // Encode a SMS message to PDU、
-// int
-// pdu_encode(const char* service_center_number, const char* phone_number, const char* sms_text,
-// unsigned char* output_buffer, int buffer_size)
-// {
-// if (buffer_size < 2)
-// return -1;
-
-// int output_buffer_length = 0;
-
-// // 1. Set SMS center number.
-// int length = 0;
-// if (service_center_number && strlen(service_center_number) > 0) {
-// output_buffer[1] = TYPE_OF_ADDRESS_INTERNATIONAL_PHONE;
-// length = EncodePhoneNumber(service_center_number,
-// output_buffer + 2, buffer_size - 2);
-// if (length < 0 && length >= 254)
-// return -1;
-// length++; // Add type of address.
-// }
-// output_buffer[0] = length;
-// output_buffer_length = length + 1;
-// if (output_buffer_length + 4 > buffer_size)
-// return -1; // Check if it has space for four more bytes.
-
-// // 2. Set type of message.
-// output_buffer[output_buffer_length++] = SMS_SUBMIT;
-// output_buffer[output_buffer_length++] = 0x00; // Message reference.
-
-// // 3. Set phone number.
-// output_buffer[output_buffer_length] = strlen(phone_number);
-// output_buffer[output_buffer_length + 1] = TYPE_OF_ADDRESS_INTERNATIONAL_PHONE;
-// length = EncodePhoneNumber(phone_number,
-// output_buffer + output_buffer_length + 2,
-// buffer_size - output_buffer_length - 2);
-// output_buffer_length += length + 2;
-// if (output_buffer_length + 4 > buffer_size)
-// return -1; // Check if it has space for four more bytes.
-
-
-// // 4. Protocol identifiers.
-// output_buffer[output_buffer_length++] = 0x00; // TP-PID: Protocol identifier.
-// output_buffer[output_buffer_length++] = 0x00; // TP-DCS: Data coding scheme.
-// output_buffer[output_buffer_length++] = 0xB0; // TP-VP: Validity: 10 days
-
-// // 5. SMS message.
-// const int sms_text_length = strlen(sms_text);
-// if (sms_text_length > SMS_MAX_7BIT_TEXT_LENGTH)
-// return -1;
-// output_buffer[output_buffer_length++] = sms_text_length;
-// length = EncodePDUMessage(sms_text, sms_text_length,
-// output_buffer + output_buffer_length,
-// buffer_size - output_buffer_length);
-// if (length < 0)
-// return -1;
-// output_buffer_length += length;
-
-// return output_buffer_length;
-// }
+int strHex2bytearray(char *inputHexstr, char *output_bytes, int *max_output_bytes_count)
+{
+ if(inputHexstr == NULL || output_bytes == NULL || max_output_bytes_count == NULL)
+ {
+ return -1;
+ }
+ int inputlen=strlen(inputHexstr);
+ if (inputlen%2 != 0 || inputlen<2)
+ return -2;
+ int outputlen = inputlen/2;
+ if (*max_output_bytes_count < outputlen)
+ {
+ outputlen = *max_output_bytes_count;
+ }
+ for (int i = 0; i< outputlen ; i++)
+ {
+ output_bytes[i]=strHex2Byte(&inputHexstr[i*2]);
+ }
+ *max_output_bytes_count = outputlen;
+ return 0;
+
+}
int pdu_decode(unsigned char* buffer, int buffer_length,
struct tm* output_sms_time, int* output_sms_zone,time_t *output_sms_timestamp,
const int output_sms_text_length = buffer[sms_start];
if (sms_text_size < output_sms_text_length) return -6; // Cannot hold decoded buffer.
- printf("output_sms_text_length %d, index %d\n",output_sms_text_length,sms_start + 1);
+ // printf("output_sms_text_length %d, index %d\n",output_sms_text_length,sms_start + 1);
unsigned char * unicodebuf=buffer+sms_start+1;
return decoded_sms_text_size;
}
-
-// 十六进制数据映射表
-static const char HexTbl[]={"0123456789ABCDEF"};
-
-// 十六进制字符转为数字
-static unsigned char HexChar2Number(char hex)
+/**
+ * 输入： inpdustr pdu hex string , 申请好内存的变量： 时间戳 output_sms_timestamp，
+ * 发送电话号缓存output_sender_phone_number及缓存长度 sender_phone_number_size
+ * 短信缓存output_sms_text及缓存长度sms_text_size
+ * 输出：
+ * 时间戳 output_sms_timestamp
+ * 发送电话号output_sender_phone_number
+ * 短信内容output_sms_text
+ * 返回：
+ * 成功返回sms的文本长度，失败返回 负值
+*/
+int pdu_decode_hexstr(unsigned char* inpdustr,
+ time_t *output_sms_timestamp,
+ char* output_sender_phone_number, int sender_phone_number_size,
+ char* output_sms_text, int sms_text_size)
{
- unsigned char value = 0;
- if(hex >= '0' && hex <= '9')
- {
- value = hex - '0';
- }
- else if(hex >= 'A' && hex <= 'Z')
+
+ if( inpdustr ==NULL || output_sms_timestamp ==NULL || output_sender_phone_number == NULL || output_sms_text==NULL)
{
- value = hex - 'A' + 10;
+ return -11;
}
- else if(hex >= 'a' && hex <= 'z')
+ char pduarray[256]={0};
+ int pduarray_size = 256;
+ struct tm sms_broken_time={0};
+ int timezone = 0; //单位15分钟
+
+
+ int ret=strHex2bytearray((char*)inpdustr,(char*)pduarray,&pduarray_size);
+ // printf("strHex2bytearray %s ret %d\n",inpdustr,ret);
+ if (ret != 0)
{
- value = hex - 'a' + 10;
+ return -12;
}
-
- return value;
+
+ ret = pdu_decode((unsigned char*)pduarray,pduarray_size,&sms_broken_time,&timezone,output_sms_timestamp,output_sender_phone_number,sender_phone_number_size,(char*)output_sms_text,sms_text_size);
+ // printf("pdustr len %d,phonenumb:%s ,text:%s ,txtlen:%d, ",strlen(inpdustr),output_sender_phone_number,output_sms_text,ret);
+ // printf("receive time %04d-%02d-%02d %02d:%02d:%02d offset %d , timestampe %d\n",sms_broken_time.tm_year,sms_broken_time.tm_mon,sms_broken_time.tm_mday,sms_broken_time.tm_hour,sms_broken_time.tm_min,sms_broken_time.tm_sec,
+ // timezone,*output_sms_timestamp);
+ return ret;
}
-
-// 两个十六进制字符转为十进制数据
-static unsigned char strHex2Byte(char *pHex)
+/**
+strHex2bytearray 0891683108705505F0240D91685125419665F1000842508281025223108BA152127684597D597D768457FA91D1 ret 0
+output_sms_text_length 16, index 29
+pdustr len 45,phonenumb:8615521469561 ,text:计划的好好的基金 ,txtlen:24, receive time 0124-04-28 18:20:25 offset 28800 , timestampe 1716891625
+*/
+
+int pdu_decode_example(const char *inpdustr )
{
- unsigned char value;
- value = HexChar2Number(pHex[0]) << 4;
- value |= HexChar2Number(pHex[1]);
-
- return value;
-}
+ int ret=0;
+ time_t sms_broken_timestamp=0;
+ char phone_number[24]={0};
+ int phone_number_size=24;
+ char text[256]={0};
+ int text_size=256;
-int strHex2bytearray(char *inputHexstr, char *output_bytes, int *max_output_bytes_count)
-{
- if(inputHexstr == NULL || output_bytes == NULL || max_output_bytes_count == NULL)
+ ret = pdu_decode_hexstr(inpdustr,&sms_broken_timestamp,phone_number,phone_number_size,text,text_size);
+
+ if (ret <= 0)
{
- return -1;
+ printf("pdu_decode_hexstr Error %d",ret);
+ }else{
+ printf(" recv sms phonenumber %s len %d, timestamp %d , smstxt %s len %d , pdu_decode_hexstr ret %d\n",phone_number,strlen(phone_number),sms_broken_timestamp,text,strlen(text),ret);
+ struct tm * timenow =localtime(&sms_broken_timestamp);
+ printf("receive timenow %04d-%02d-%02d %02d:%02d:%02d \n",
+ timenow->tm_year+1900,
+ timenow->tm_mon+1,
+ timenow->tm_mday,
+ timenow->tm_hour,
+ timenow->tm_min,
+ timenow->tm_sec);
}
- int inputlen=strlen(inputHexstr);
- if (inputlen%2 != 0 || inputlen<2)
- return -2;
- int outputlen = inputlen/2;
- if (*max_output_bytes_count < outputlen)
- {
- outputlen = *max_output_bytes_count;
- }
- for (int i = 0; i< outputlen ; i++)
- {
- output_bytes[i]=strHex2Byte(&inputHexstr[i*2]);
- }
- *max_output_bytes_count = outputlen;
- return 0;
-
+ return ret;
}
-
-
-// int main_pdu_decode_example()
-// {
-
-// struct tm sms_broken_time={0};
-// time_t sms_broken_timestamp=0;
-// int timezone = 0; //单位15分钟
-// char phone_number[24]={0};
-// int phone_number_size=24;
-// char text[256]={0};
-// int text_size=256;
-
-// /**
-// strHex2bytearray 0891683108705505F0240D91685125419665F1000842508281025223108BA152127684597D597D768457FA91D1 ret 0
-// output_sms_text_length 16, index 29
-// pdustr len 45,phonenumb:8615521469561 ,text:计划的好好的基金 ,txtlen:24, receive time 0124-04-28 18:20:25 offset 28800 , timestampe 1716891625
-// */
-
-// char * inputpdutxt="0891683108705505F0240D91685125419665F1000842508281025223108BA152127684597D597D768457FA91D1";
-// int ret=strHex2bytearray(inputpdutxt,text,&text_size);
-// printf("strHex2bytearray %s ret %d\n",inputpdutxt,ret);
-// ret = pdu_decode(text,text_size,&sms_broken_time,&timezone,&sms_broken_timestamp,phone_number,phone_number_size,text,text_size);
-// printf("pdustr len %d,phonenumb:%s ,text:%s ,txtlen:%d, ",text_size,phone_number,text,ret);
-// printf("receive time %04d-%02d-%02d %02d:%02d:%02d offset %d , timestampe %d\n",sms_broken_time.tm_year,sms_broken_time.tm_mon,sms_broken_time.tm_mday,sms_broken_time.tm_hour,sms_broken_time.tm_min,sms_broken_time.tm_sec,
-// timezone,sms_broken_timestamp);
-
-// return 0;
-// }
-
// int main()
// {
-// return main_pdu_decode_example();
+ // const char *inpdustr = "0891683108705505F0240D91685125419665F1000842508281025223108BA152127684597D597D768457FA91D1";
+// return pdu_decode_example(inpdustr);
// }
\ No newline at end of file
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