#include "model.h"
#include "params.h"
#include "snapshot-interface.h"
+#include "plugins.h"
-static void param_defaults(struct model_params *params)
+void param_defaults(struct model_params *params)
{
- params->maxreads = 0;
- params->fairwindow = 0;
- params->yieldon = false;
- params->yieldblock = false;
- params->enabledcount = 1;
- params->bound = 0;
params->verbose = !!DBG_ENABLED();
params->uninitvalue = 0;
- params->maxexecutions = 0;
+ params->maxexecutions = 10;
+ params->nofork = false;
}
static void print_usage(const char *program_name, struct model_params *params)
{
+ ModelVector<TraceAnalysis *> * registeredanalysis=getRegisteredTraceAnalysis();
/* Reset defaults before printing */
param_defaults(params);
model_print(
-"Copyright (c) 2013 Regents of the University of California. All rights reserved.\n"
-"Distributed under the GPLv2\n"
-"Written by Brian Norris and Brian Demsky\n"
-"\n"
-"Usage: %s [MODEL-CHECKER OPTIONS] -- [PROGRAM ARGS]\n"
-"\n"
-"MODEL-CHECKER OPTIONS can be any of the model-checker options listed below. Arguments\n"
-"provided after the `--' (the PROGRAM ARGS) are passed to the user program.\n"
-"\n"
-"Model-checker options:\n"
-"-h, --help Display this help message and exit\n"
-"-m, --liveness=NUM Maximum times a thread can read from the same write\n"
-" while other writes exist.\n"
-" Default: %d\n"
-"-y, --yield Enable CHESS-like yield-based fairness support\n"
-" (requires thrd_yield() in test program).\n"
-" Default: %s\n"
-"-Y, --yieldblock Prohibit an execution from running a yield.\n"
-" Default: %s\n"
-"-f, --fairness=WINDOW Specify a fairness window in which actions that are\n"
-" enabled sufficiently many times should receive\n"
-" priority for execution (not recommended).\n"
-" Default: %d\n"
-"-e, --enabled=COUNT Enabled count.\n"
-" Default: %d\n"
-"-b, --bound=MAX Upper length bound.\n"
-" Default: %d\n"
-"-v[NUM], --verbose[=NUM] Print verbose execution information. NUM is optional:\n"
-" 0 is quiet; 1 shows valid executions; 2 is noisy;\n"
-" 3 is noisier.\n"
-" Default: %d\n"
-"-u, --uninitialized=VALUE Return VALUE any load which may read from an\n"
-" uninitialized atomic.\n"
-" Default: %u\n"
-"-t, --analysis=NAME Use Analysis Plugin.\n"
-"-o, --options=NAME Option for previous analysis plugin. \n"
-"-x, --maxexec=NUM Maximum number of executions.\n"
-" Default: %u\n"
-" -o help for a list of options\n"
-" -- Program arguments follow.\n\n",
+ "Copyright (c) 2013 Regents of the University of California. All rights reserved.\n"
+ "Distributed under the GPLv2\n"
+ "Written by Brian Norris and Brian Demsky\n"
+ "\n"
+ "Usage: %s [MODEL-CHECKER OPTIONS] -- [PROGRAM ARGS]\n"
+ "\n"
+ "MODEL-CHECKER OPTIONS can be any of the model-checker options listed below. Arguments\n"
+ "provided after the `--' (the PROGRAM ARGS) are passed to the user program.\n"
+ "\n"
+ "Model-checker options:\n"
+ "-h, --help Display this help message and exit\n"
+ "-v[NUM], --verbose[=NUM] Print verbose execution information. NUM is optional:\n"
+ " 0 is quiet; 1 shows valid executions; 2 is noisy;\n"
+ " 3 is noisier.\n"
+ " Default: %d\n"
+ "-u, --uninitialized=VALUE Return VALUE any load which may read from an\n"
+ " uninitialized atomic.\n"
+ " Default: %u\n"
+ "-t, --analysis=NAME Use Analysis Plugin.\n"
+ "-o, --options=NAME Option for previous analysis plugin. \n"
+ "-x, --maxexec=NUM Maximum number of executions.\n"
+ " Default: %u\n"
+ " -o help for a list of options\n"
+ "-n No fork\n"
+ " -- Program arguments follow.\n\n",
program_name,
- params->maxreads,
- params->yieldon ? "enabled" : "disabled",
- params->yieldblock ? "enabled" : "disabled",
- params->fairwindow,
- params->enabledcount,
- params->bound,
params->verbose,
params->uninitvalue,
params->maxexecutions);
-
+ model_print("Analysis plugins:\n");
+ for(unsigned int i=0;i<registeredanalysis->size();i++) {
+ TraceAnalysis * analysis=(*registeredanalysis)[i];
+ model_print("%s\n", analysis->name());
+ }
exit(EXIT_SUCCESS);
}
+bool install_plugin(char * name) {
+ ModelVector<TraceAnalysis *> * registeredanalysis=getRegisteredTraceAnalysis();
+ ModelVector<TraceAnalysis *> * installedanalysis=getInstalledTraceAnalysis();
+
+ for(unsigned int i=0;i<registeredanalysis->size();i++) {
+ TraceAnalysis * analysis=(*registeredanalysis)[i];
+ if (strcmp(name, analysis->name())==0) {
+ installedanalysis->push_back(analysis);
+ return false;
+ }
+ }
+ model_print("Analysis %s Not Found\n", name);
+ return true;
+}
+
static void parse_options(struct model_params *params, int argc, char **argv)
{
- const char *shortopts = "hyYt:o:m:f:e:b:u:x:v::";
+ const char *shortopts = "hnt:o:u:x:v::";
const struct option longopts[] = {
{"help", no_argument, NULL, 'h'},
- {"liveness", required_argument, NULL, 'm'},
- {"fairness", required_argument, NULL, 'f'},
- {"yield", no_argument, NULL, 'y'},
- {"yieldblock", no_argument, NULL, 'Y'},
- {"enabled", required_argument, NULL, 'e'},
- {"bound", required_argument, NULL, 'b'},
{"verbose", optional_argument, NULL, 'v'},
{"uninitialized", required_argument, NULL, 'u'},
{"analysis", required_argument, NULL, 't'},
{"options", required_argument, NULL, 'o'},
{"maxexecutions", required_argument, NULL, 'x'},
- {0, 0, 0, 0} /* Terminator */
+ {0, 0, 0, 0} /* Terminator */
};
int opt, longindex;
bool error = false;
case 'h':
print_usage(argv[0], params);
break;
+ case 'n':
+ params->nofork = true;
+ break;
case 'x':
params->maxexecutions = atoi(optarg);
break;
- case 'f':
- params->fairwindow = atoi(optarg);
- break;
- case 'e':
- params->enabledcount = atoi(optarg);
- break;
- case 'b':
- params->bound = atoi(optarg);
- break;
- case 'm':
- params->maxreads = atoi(optarg);
- break;
case 'v':
params->verbose = optarg ? atoi(optarg) : 1;
break;
case 'u':
params->uninitvalue = atoi(optarg);
break;
- case 'y':
- params->yieldon = true;
- break;
-/** case 't':
+ case 't':
if (install_plugin(optarg))
error = true;
break;
case 'o':
- {
- ModelVector<TraceAnalysis *> * analyses = getInstalledTraceAnalysis();
- if ( analyses->size() == 0 || (*analyses)[analyses->size()-1]->option(optarg))
- error = true;
- }
- break;
-*/
- case 'Y':
- params->yieldblock = true;
- break;
- default: /* '?' */
+ {
+ ModelVector<TraceAnalysis *> * analyses = getInstalledTraceAnalysis();
+ if ( analyses->size() == 0 || (*analyses)[analyses->size()-1]->option(optarg))
+ error = true;
+ }
+ break;
+ default: /* '?' */
error = true;
break;
}
int main_argc;
char **main_argv;
-/** The model_main function contains the main model checking loop. */
-static void model_main()
+static void install_trace_analyses(ModelExecution *execution)
{
- struct model_params params;
-
- param_defaults(¶ms);
-
- parse_options(¶ms, main_argc, main_argv);
-
- //Initialize race detector
- initRaceDetector();
-
- snapshot_stack_init();
-
- model = new ModelChecker(params); // L: Model thread is created
-// install_trace_analyses(model->get_execution()); L: disable plugin
-
- snapshot_record(0);
- model->run();
- delete model;
-
- DEBUG("Exiting\n");
+ ModelVector<TraceAnalysis *> * installedanalysis=getInstalledTraceAnalysis();
+ for(unsigned int i=0;i<installedanalysis->size();i++) {
+ TraceAnalysis * ta=(*installedanalysis)[i];
+ ta->setExecution(execution);
+ model->add_trace_analysis(ta);
+ /** Call the installation event for each installed plugin */
+ ta->actionAtInstallation();
+ }
}
/**
main_argv = argv;
/*
- * If this printf statement is removed, CDSChecker will fail on an
+ * If this printf statement is removed, C11Fuzzer will fail on an
* assert on some versions of glibc. The first time printf is
* called, it allocated internal buffers. We can't easily snapshot
* libc since we also use it.
*/
- printf("CDSChecker\n"
- "Copyright (c) 2013 Regents of the University of California. All rights reserved.\n"
+ printf("C11Fuzzer\n"
+ "Copyright (c) 2013 and 2019 Regents of the University of California. All rights reserved.\n"
"Distributed under the GPLv2\n"
- "Written by Brian Norris and Brian Demsky\n\n");
+ "Written by Weiyu Luo, Brian Norris, and Brian Demsky\n\n");
/* Configure output redirection for the model-checker */
redirect_output();
- /* Let's jump in quickly and start running stuff */
- snapshot_system_init(10000, 1024, 1024, 4000, &model_main);
+ //Initialize snapshotting library and model checker object
+ if (!model) {
+ snapshot_system_init(10000, 1024, 1024, 40000);
+ model = new ModelChecker();
+ model->startChecker();
+ }
+
+ register_plugins();
+
+ //Parse command line options
+ model_params *params = model->getParams();
+ parse_options(params, main_argc, main_argv);
+
+
+ snapshot_stack_init();
+ install_trace_analyses(model->get_execution());
+
+ snapshot_record(0);
+ model->startMainThread();
+ DEBUG("Exiting\n");
}