int
parse_ini_file(void)
{
FILE *fp;
char line[4 * BUF_LENGTH];
size_t size;
uint32_t index = 0;
fp = fopen(ini_file, "r");
if (fp == NULL) {
return -1;
}
size = read_file_size(ini_file);
/*
* Allocate memory to hold read buffer
*/
ini_data = calloc(size, sizeof(char));
if (ini_data == NULL) {
return -1;
}
while (fgets(line, sizeof(line), fp) != NULL) {
copy_line(ini_data, line, &index);
}
fclose(fp);
return 0;
}
int app_send(char * port, const char * filepath) {
printf("> [APP] Connecting...\n");
// Getting file attributes
if( read_file_size(filepath) != OK)
return ERROR;
// Open the file for reading and sending the data packets
if( open_file(filepath, "r") != OK) {
printf("> [APP] Error opening input file\n");
return ERROR;
}
int fd = llopen(port, TRANSMITTER);
if(fd < 0) {
return ERROR;
}
printf("> [APP] Connection established...\n");
printf("\n> [APP] Sending start control packet...\n");
if( app_send_control(PACKET_START, PACKET_FILE_SIZE, fstatus.size) != OK) {
return ERROR;
}
pack.sequence_nr = 0;
int number_of_packets = (fstatus.size / MAX_PACKET_SIZE)
+ (fstatus.size % MAX_PACKET_SIZE > 0 ? 1 : 0);
char buf[MAX_PACKET_SIZE];
int res = 0;
int i;
for(i = 0; i < number_of_packets; i++) {
printf("\n> [APP] Sending data packet(%d)...\n", pack.sequence_nr);
int read = fread(buf, sizeof(char), MAX_PACKET_SIZE, fstatus.f);
res += read;
if( app_send_data(pack.sequence_nr, read, buf) != OK) {
printf("> [APP] Could not write packet(%d)\n", pack.sequence_nr);
fclose(fstatus.f);
llclose();
return ERROR;
}
pack.sequence_nr++;
}
printf("\n> [APP] Written bytes: [ %d / %d ]\n", res, fstatus.size);
// Ending connection
printf("\n> [APP] Sending end control packet...\n");
if( app_send_control(PACKET_END, PACKET_FILE_SIZE, fstatus.size) != OK) {
return ERROR;
}
printf("\n> [APP] Closing connection...\n");
if(fclose(fstatus.f) < 0) {
printf(" > [APP] Error closing the input file\n");
llclose();
return ERROR;
}
llclose();
return OK;
}
