sender.c

这个程序实现了FLUTE协议

      return NULL;
      
    }
    
    memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
    position += strlen(tmp_line);
  }
  
  if(fdt->encoding != NULL) {
    memset(tmp_line, 0, MAX_PATH);
    sprintf(tmp_line, "\n\tContent-Encoding=\"%s\"", fdt->encoding);
    size += strlen(tmp_line);
    
    /* Reallocate memory for fdt_inst_payload */
    if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
      return NULL;
      
    }
    
    memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
    position += strlen(tmp_line);
  }
  
#ifdef FDT_INST_FEC_OTI_COMMON
  if(s->use_fec_oti_ext_hdr == 0) {
    
    /**** FEC-OTI parameters ****/
    
    memset(tmp_line, 0, MAX_PATH);
    sprintf(tmp_line, "\n\tFEC-OTI-FEC-Encoding-ID=\"%u\"", fdt->fec_enc_id);
    size += strlen(tmp_line);
    
    /* Reallocate memory for fdt_inst_payload */
    if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
      return NULL;
    }
    
    memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
    position += strlen(tmp_line);
    
    if(fdt->fec_enc_id > 127) {
      memset(tmp_line, 0, MAX_PATH);
      sprintf(tmp_line, "\n\tFEC-OTI-FEC-Instance-ID=\"%u\"", fdt->fec_inst_id);
      size += strlen(tmp_line);
      
      /* Reallocate memory for fdt_inst_payload */
      if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
	printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
	printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
	return NULL;
      }
      
      memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
      position += strlen(tmp_line);
    }
    
    memset(tmp_line, 0, MAX_PATH);
    sprintf(tmp_line, "\n\tFEC-OTI-Maximum-Source-Block-Length=\"%u\"",
	    fdt->max_sb_len);
    size += strlen(tmp_line);
    
    /* Reallocate memory for fdt_inst_payload */
    if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
      return NULL;
    }
    
    memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
    position += strlen(tmp_line);
    
    memset(tmp_line, 0, MAX_PATH);
    sprintf(tmp_line, "\n\tFEC-OTI-Encoding-Symbol-Length=\"%u\"",
	    fdt->es_len);
    size += strlen(tmp_line);
    
    /* Reallocate memory for fdt_inst_payload */
    if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
      return NULL;
    }
    
    memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
    position += strlen(tmp_line);
    
    if(fdt->fec_enc_id == SB_SYS_FEC_ENC_ID) {
      
      memset(tmp_line, 0, MAX_PATH);
      sprintf(tmp_line, "\n\tFEC-OTI-Max-Number-of-Encoding-Symbols=\"%u\"",
	      fdt->max_nb_of_es);
      size += strlen(tmp_line);
      
      /* Reallocate memory for fdt_inst_payload */
      if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
	printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
	printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
	return NULL;
      }
      
      memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
      position += strlen(tmp_line);
    }
  }
#endif
  
  memset(tmp_line, 0, MAX_PATH);
  sprintf(tmp_line, ">\n");
  size += strlen(tmp_line);
  
  /* Reallocate memory for fdt_inst_payload */
  if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
    printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
    printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
    return NULL;
  }
  
  memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
  position += strlen(tmp_line);
  
  for(i = 0; i < nb_of_files; i++) {
    
    if(tmp_file == NULL) {
      break;
    }
    
    memset(tmp_line, 0, MAX_PATH);
    
#ifdef WIN32
    sprintf(tmp_line, "\t<File TOI=\"%I64u\"", tmp_file->toi);
#else
    sprintf(tmp_line, "\t<File TOI=\"%llu\"", tmp_file->toi);
#endif
    size += strlen(tmp_line);
    
    /* Reallocate memory for fdt_inst_payload */
    if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
      return NULL;
    }
    
    memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
    position += strlen(tmp_line);
    
    
    memset(tmp_line, 0, MAX_PATH);
    sprintf(tmp_line, "\n\t\tContent-Location=\"%s\"", tmp_file->location);
    size += strlen(tmp_line);
    
    /* Reallocate memory for fdt_inst_payload */
    if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
      printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
      return NULL;
    }
    
    memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
    position += strlen(tmp_line);
    
    memset(tmp_line, 0, MAX_PATH);
#ifdef WIN32
        sprintf(tmp_line, "\n\t\tContent-Length=\"%I64u\"", tmp_file->file_len);
#else
		sprintf(tmp_line, "\n\t\tContent-Length=\"%llu\"", tmp_file->file_len);
#endif
		size += strlen(tmp_line);

		/* Reallocate memory for fdt_inst_payload */
		if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
			printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
			printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
			return NULL;
		}

        memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
		position += strlen(tmp_line);

		print_help = 0;

		if(tmp_file->type != NULL) {
			if(fdt->type != NULL) {
				if(strcmp(tmp_file->type, fdt->type) != 0) {
					print_help = 1;
				}
			}
			else {
				print_help = 1;
			}
		}	
		if(print_help) {
			memset(tmp_line, 0, MAX_PATH);
			sprintf(tmp_line, "\n\t\tContent-Type=\"%s\"", tmp_file->type);
			size += strlen(tmp_line);
	
			/* Reallocate memory for fdt_inst_payload */
			if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
				return NULL;

			}

        	memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
			position += strlen(tmp_line);
		}

        if(tmp_file->md5 != NULL) {
            memset(tmp_line, 0, MAX_PATH);
            sprintf(tmp_line, "\n\t\tContent-MD5=\"%s\"", tmp_file->md5);
			size += strlen(tmp_line);
	
			/* Reallocate memory for fdt_inst_payload */
			if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
				return NULL;
			}

			memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
			position += strlen(tmp_line);
        }
			
		print_help = 0;

		if(tmp_file->encoding != NULL) {
			if(fdt->encoding != NULL) {
				if(strcmp(tmp_file->encoding, fdt->encoding) != 0) {
					print_help = 1;
				}
			}
			else {
				print_help = 1;
			}
		}	
		if(print_help) {
			memset(tmp_line, 0, MAX_PATH);
			sprintf(tmp_line, "\n\t\tContent-Encoding=\"%s\"", tmp_file->encoding);
			size += strlen(tmp_line);

			/* Reallocate memory for fdt_inst_payload */
			if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
				return NULL;
			}

			memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
			position += strlen(tmp_line);
		}
		if(tmp_file->encoding != NULL || fdt->encoding != NULL) {
				memset(tmp_line, 0, MAX_PATH);
	#ifdef WIN32
				sprintf(tmp_line, "\n\t\tTransfer-Length=\"%I64u\"", tmp_file->toi_len);
	#else
				sprintf(tmp_line, "\n\t\tTransfer-Length=\"%llu\"", tmp_file->toi_len);
	#endif
				size += strlen(tmp_line);

				/* Reallocate memory for fdt_inst_payload */
				if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
	#ifdef WIN32
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
	#else	
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
	#endif
					return NULL;
				}

				memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
				position += strlen(tmp_line);
		}

		if(s->use_fec_oti_ext_hdr == 0) {
			/**** FEC-OTI parameters ****/

#ifdef FDT_INST_FEC_OTI_FILE

			memset(tmp_line, 0, MAX_PATH);
			sprintf(tmp_line, "\n\t\tFEC-OTI-FEC-Encoding-ID=\"%u\"", tmp_file->fec_encoding_id);
			size += strlen(tmp_line);
	
			/* Reallocate memory for fdt_inst_payload */
			if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
				return NULL;
			}

			memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
			position += strlen(tmp_line);

			if(tmp_file->fec_encoding_id > 127) {
		
				memset(tmp_line, 0, MAX_PATH);
				sprintf(tmp_line, "\n\t\tFEC-OTI-FEC-Instance-ID=\"%u\"", tmp_file->fec_instance_id);
				size += strlen(tmp_line);
	
				/* Reallocate memory for fdt_inst_payload */
				if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
					return NULL;
				}

				memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
				position += strlen(tmp_line);
			}
		
			memset(tmp_line, 0, MAX_PATH);
			sprintf(tmp_line, "\n\t\tFEC-OTI-Maximum-Source-Block-Length=\"%u\"",
					tmp_file->max_source_block_length);
			size += strlen(tmp_line);
	
			/* Reallocate memory for fdt_inst_payload */
			if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
				return NULL;
			}

			memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
			position += strlen(tmp_line);
		
			memset(tmp_line, 0, MAX_PATH);
			sprintf(tmp_line, "\n\t\tFEC-OTI-Encoding-Symbol-Length=\"%u\"",
					tmp_file->encoding_symbol_length);
			size += strlen(tmp_line);
	
			/* Reallocate memory for fdt_inst_payload */
			if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
				printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
				return NULL;
			}

			memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
			position += strlen(tmp_line);
	
			
			if(tmp_file->fec_encoding_id == SB_SYS_FEC_ENC_ID) {
				memset(tmp_line, 0, MAX_PATH);
				sprintf(tmp_line, "\n\t\tFEC-OTI-Max-Number-of-Encoding-Symbols=\"%u\"",
						tmp_file->max_nb_of_encoding_symbols);
				size += strlen(tmp_line);
	
				/* Reallocate memory for fdt_inst_payload */
				if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
					return NULL;
				}

				memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
				position += strlen(tmp_line);
			}

#elif defined(FDT_INST_FEC_OTI_COMMON)
			
			if(tmp_file->fec_enc_id != fdt->fec_enc_id) {
				memset(tmp_line, 0, MAX_PATH);
				sprintf(tmp_line, "\n\t\tFEC-OTI-FEC-Encoding-ID=\"%u\"", tmp_file->fec_enc_id);
				size += strlen(tmp_line);
		
				/* Reallocate memory for fdt_inst_payload */
				if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
					return NULL;
				}

				memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
				position += strlen(tmp_line);
			}
			
			if(tmp_file->fec_enc_id > 127) {

				if(tmp_file->fec_inst_id != fdt->fec_inst_id) {
					memset(tmp_line, 0, MAX_PATH);
					sprintf(tmp_line, "\n\t\tFEC-OTI-FEC-Instance-ID=\"%u\"", tmp_file->fec_inst_id);
					size += strlen(tmp_line);
		
					/* Reallocate memory for fdt_inst_payload */
					if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
						printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
						printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
						return NULL;
					}

					memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
					position += strlen(tmp_line);
				}
			}

			if(tmp_file->max_sb_len != fdt->max_sb_len) {
				memset(tmp_line, 0, MAX_PATH);
				sprintf(tmp_line, "\n\t\tFEC-OTI-Maximum-Source-Block-Length=\"%u\"",
						tmp_file->max_sb_len);
				size += strlen(tmp_line);
		
				/* Reallocate memory for fdt_inst_payload */
				if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
					return NULL;
				}

				memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
				position += strlen(tmp_line);
			}
			if(tmp_file->es_len != fdt->es_len) {
				memset(tmp_line, 0, MAX_PATH);
				sprintf(tmp_line, "\n\t\tFEC-OTI-Encoding-Symbol-Length=\"%u\"",
						tmp_file->es_len);
				size += strlen(tmp_line);
		
				/* Reallocate memory for fdt_inst_payload */
				if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
					printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
					return NULL;
				}

				memcpy((fdt_inst_payload + (unsigned int)position), tmp_line, strlen(tmp_line));
				position += strlen(tmp_line);
			}
        
			if(tmp_file->fec_enc_id == SB_SYS_FEC_ENC_ID) {
				if(tmp_file->max_nb_of_es != fdt->max_nb_of_es) {
					memset(tmp_line, 0, MAX_PATH);
					sprintf(tmp_line, "\n\t\tFEC-OTI-Max-Number-of-Encoding-Symbols=\"%u\"",
							tmp_file->max_nb_of_es);
					size += strlen(tmp_line);
			
					/* Reallocate memory for fdt_inst_payload */
					if(!(fdt_inst_payload = (char*)realloc(fdt_inst_payload, ((unsigned int)size * sizeof(char))))) {
#ifdef WIN32
						printf("Could not (re)alloc memory for fdt_inst_payload, size: %I64u!\n", size);
#else
						printf("Could not (re)alloc memory for fdt_inst_payload, size: %llu!\n", size);
#endif
						return NULL;
					}