#include "api.h" #include "pal.h" #include "pal_debug.h" #define PORT 8000 #define NTRIES 10 int main(int argc, char** argv) { char addr[40]; int i; if (argc == 1) { unsigned long time = DkSystemTimeQuery(); pal_printf("start time = %lu\n", time); char time_arg[24]; snprintf(time_arg, 24, "%ld", time); const char* newargs[4] = {"Tcp", time_arg, NULL}; PAL_HANDLE srv = DkStreamOpen("tcp.srv:127.0.0.1:8000", 0, 0, 0, 0); if (!srv) { pal_printf("not able to create server\n"); return -1; } DkStreamGetName(srv, addr, 40); pal_printf("server bound on %s\n", addr); PAL_HANDLE proc = DkProcessCreate("file:Tcp", newargs); for (i = 0; i < NTRIES; i++) { PAL_HANDLE cli = DkStreamWaitForClient(srv); if (!cli) { pal_printf("not able to accept client\n"); return -1; } DkStreamGetName(cli, addr, 40); pal_printf("client accepted on %s\n", addr); int bytes = DkStreamWrite(cli, 0, 12, "Hello World", NULL); if (!bytes) { pal_printf("not able to send to client\n"); return -1; } DkObjectClose(cli); } int retval; DkStreamRead(proc, 0, sizeof(int), &retval, NULL, 0); DkStreamDelete(srv, 0); DkObjectClose(srv); } else { for (i = 0; i < NTRIES; i++) { PAL_HANDLE cli = DkStreamOpen("tcp:127.0.0.1:8000", 0, 0, 0, 0); if (!cli) { pal_printf("not able to create client\n"); return -1; } DkStreamGetName(cli, addr, 40); pal_printf("client connected on %s\n", addr); char buffer[12]; int bytes = DkStreamRead(cli, 0, 12, buffer, NULL, 0); if (!bytes) { pal_printf("not able to receive from server\n"); return -1; } pal_printf("read from server: %s\n", buffer); DkStreamDelete(cli, 0); DkObjectClose(cli); } unsigned long end = DkSystemTimeQuery(); pal_printf("end time = %lu\n", end); unsigned long start = atol(argv[1]); pal_printf("wall time = %ld\n", end - start); int retval = 0; DkStreamWrite(pal_control.parent_process, 0, sizeof(int), &retval, NULL); } return 0; }