/*
* Process build commands and return the results.
*
* Returns:
* Success: SUCCESS
* Failure: ERR_INVALID_COMMAND, ERR_INVALID_MODEL_ID, and various others (< 0)
*/
int do_build() {
int ret = 0;
uint32_t target_id32 = 0;
uint32_t command = recv_uint32();
uint32_t model_id = 0;
assemble_result_t result;
cgc_memset(&result, 0, sizeof(assemble_result_t));
switch(command) {
case B_CMD_INIT_PANEL:
model_id = recv_uint32();
ret = init_electric_model(model_id);
break;
case B_CMD_ADD_BREAKER:
model_id = recv_uint32();
ret = add_breaker_to_load_center(model_id, &result);
break;
case B_CMD_ADD_OUTLET:
model_id = recv_uint32();
target_id32 = recv_uint32();
ret = add_outlet_to_breaker(model_id, target_id32, &result);
break;
case B_CMD_ADD_SPLITTER:
model_id = recv_uint32();
target_id32 = recv_uint32();
ret = add_n_way_splitter_to_receptacle(model_id, target_id32, &result);
break;
case B_CMD_ADD_LIGHT_STRING:
model_id = recv_uint32();
target_id32 = recv_uint32();
ret = add_light_string_to_receptacle(model_id, target_id32, &result);
break;
default:
ret = ERR_INVALID_COMMAND;
}
// send results if no error
if ((ret >= 0) && (B_CMD_INIT_PANEL != command)) {
do_send_results(&result);
}
return ret;
}
/*
* Process examine commands and return the results.
*
* Returns:
* Success: SUCCESS
* Failure: ERR_INVALID_COMMAND
*/
int do_examine() {
int ret = SUCCESS;
uint32_t target_id32 = 0;
uint32_t command = recv_uint32();
switch(command) {
case E_CMD_PANEL_OVERLOADED:
ret = is_electrical_panel_overloaded();
break;
case E_CMD_BREAKER_OVERLOADED:
target_id32 = recv_uint32();
ret = is_breaker_overloaded(target_id32);
break;
case E_CMD_OUTLET_OVERLOADED:
target_id32 = recv_uint32();
ret = is_outlet_overloaded(target_id32);
break;
case E_CMD_SPLITTER_OVERLOADED:
target_id32 = recv_uint32();
ret = is_splitter_overloaded(target_id32);
break;
case E_CMD_LIGHT_STRING_OVERLOADED:
target_id32 = recv_uint32();
ret = is_light_string_overloaded(target_id32);
break;
case E_CMD_RECEPTACLE_OVERLOADED:
target_id32 = recv_uint32();
ret = is_receptacle_overloaded(target_id32);
break;
default:
ret = ERR_INVALID_COMMAND;
}
// send results if no error
if (ret >= 0) {
assemble_result_t result = {0};
result.object_id = (uint32_t)ret;
do_send_results(&result);
}
return ret;
}
int recv_file (int sock) {
int recv_len; // The number of bytes received from a recv
char *filename;
FILE *fp; // The local file to write
uint32_t file_length; // The length of the incoming file in bytes
unsigned int i;
byte current_byte; // The current byte received
filename = (char *) malloc (MAX_LINE);
// receive filename
if (recv_line(sock, filename, MAX_LINE) <= 0) {
return -1;
}
// Receive the incoming file length
if (recv_uint32(sock, &file_length) <= 0)
return -1;
// Ensure that the file exists
if (file_length == 0) {
fprintf(stderr, "[!!] Remote file does not exist or is empty\n");
return -1;
}
#if DEBUG
printf("Receiving %s | %d bytes | ... ", filename, file_length);
fflush(stdout);
#endif
// If it does exist, open a local copy as binary
fp = fopen(filename, "wb+");
if (!fp) {
return -1;
}
// Loop over each byte and write the received byte to the local file
for (i = 0; i < file_length; ++i) {
recv_len = recv_byte(sock, ¤t_byte);
if (recv_len <= 0) {
fclose(fp);
return -1;
}
#if DEBUG
printf("\rReceiving %s | %d bytes | %d%%... ", filename, file_length,
(int) (100 * floor((i + 1) / file_length)));
fflush(stdout);
#endif
fwrite(¤t_byte, 1, 1, fp);
}
// Close the local file when finished
fclose(fp);
free(filename);
#if DEBUG
printf("Done.\n");
#endif
return 0;
}