#include "api.h" #include "pal.h" #include "pal_debug.h" int main(int argc, char** argv, char** envp) { char buffer1[20] = "Hello World 1", buffer2[20] = "Hello World 2"; char buffer3[20], buffer4[20]; int ret; if (argc > 1 && !memcmp(argv[1], "Child", 6)) { pal_printf("Child Process Created\n"); /* check manifest name */ char manifest[30] = ""; DkStreamGetName(pal_control.manifest_handle, manifest, 30); pal_printf("Loaded Manifest: %s\n", manifest); /* check arguments */ pal_printf("# of Arguments: %d\n", argc); for (int i = 0; i < argc; i++) { pal_printf("argv[%d] = %s\n", i, argv[i]); } DkStreamWrite(pal_control.parent_process, 0, 20, buffer1, NULL); ret = DkStreamWrite(pal_control.parent_process, 0, 20, buffer1, NULL); if (ret > 0) pal_printf("Process Write 1 OK\n"); ret = DkStreamRead(pal_control.parent_process, 0, 20, buffer4, NULL, 0); if (ret > 0) pal_printf("Process Read 2: %s\n", buffer4); } else { PAL_STR args[3] = {"Process", "Child", 0}; PAL_HANDLE children[3]; for (int i = 0; i < 3; i++) { pal_printf("Creating process\n"); children[i] = DkProcessCreate("file:Process", args); if (children[i]) { pal_printf("Process created %d\n", i + 1); DkStreamRead(children[i], 0, 20, buffer4, NULL, 0); } } for (int i = 0; i < 3; i++) if (children[i]) { ret = DkStreamRead(children[i], 0, 20, buffer3, NULL, 0); if (ret > 0) pal_printf("Process Read 1: %s\n", buffer3); ret = DkStreamWrite(children[i], 0, 20, buffer2, NULL); if (ret > 0) pal_printf("Process Write 2 OK\n"); } } return 0; }