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author | Ludovic Pouzenc <ludovic@pouzenc.fr> | 2011-10-09 12:33:48 +0000 |
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committer | Ludovic Pouzenc <ludovic@pouzenc.fr> | 2011-10-09 12:33:48 +0000 |
commit | 0f2c685db3d3790ce9bdc9598df8dae7d6b67eae (patch) | |
tree | a2c2a7f8941e87368ee46163e028c553d1b6bcdf /src/ddhardrescue.c | |
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On range tout le code actuel du trunk dans une branche nommée "0.x" et on crée une branche 1.x qui contiendra une nouvelle mouture (re-conception, méta info de packaging...).origin/0.x
git-svn-id: file:///var/svn/2011-ddhardrescue/branches/0.x@29 d3078510-dda0-49f1-841c-895ef4b7ec81
Diffstat (limited to 'src/ddhardrescue.c')
-rw-r--r-- | src/ddhardrescue.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/ddhardrescue.c b/src/ddhardrescue.c new file mode 100644 index 0000000..c83fffd --- /dev/null +++ b/src/ddhardrescue.c @@ -0,0 +1,133 @@ +#include <signal.h> +#include <pthread.h> +#include <string.h> /* For memset() */ + +#include "slices_evt.h" +#include "utils.h" +#include "recover.h" +#include "cursesview.h" + +// Global variable shared by all threads to say "finish current operation and go away" +int end=0; + +void sigHookAbrt() { + end=1; +} + +// Main thread procedures declaration and a struct for passing arguments in a clean way +void *procWorker(void *a); +void *procViewer(void *a); + +struct threadArgs { + struct progArgs *progArgs; + slices_evt_t *slices; +}; + +int main(int argc, char **argv) { + // System structures + struct sigaction sa; + pthread_t tWorker; + + // Main data structure + slices_evt_t slices; + + // Progam and threads arguments + struct progArgs args; + struct threadArgs tArgs; + + // Algorithmic needs + int res; + + // Parse command-line arguments + res=parseArgs(argc, argv, &args); + if (res!=0) { + usage(argv[0]); + return 1; + } + + // Set signals behavior + memset(&sa,0,sizeof(sa)); + sa.sa_handler=sigHookAbrt; + res=sigaction(SIGABRT, &sa, NULL); + if (res!=0) { + return 2; + } + + //XXX Remove srand : only for simulation + srand(4); + + // Initialize main data structure + //XXX provide a method to do that ? + memset(&slices, 0, sizeof(slices)); + slices.data=slicesNewSingleton(args.beginSector, args.endSector, S_UNKNOWN); + if ( slices.data == NULL ) { + return 3; + } + slices.data->min=args.beginSector; + slices.data->max=args.endSector; + res=pthread_mutex_init(&(slices.eventListenerMutex), NULL); + if (res!=0) { + return 4; + } + + // Threads preparation, creation and start + memset(&tArgs, 0, sizeof(tArgs)); + tArgs.progArgs=&args; + tArgs.slices=&slices; + + + res=pthread_create(&tWorker, NULL, procWorker, &tArgs); + if (res!=0) { + return 5; + } + + // Ncurses interface run in the main thread + (void) procViewer((void*)&tArgs); + + // Thread join point (wait worker thread when viewer is done) + (void) pthread_join(tWorker, NULL); + + //Final dump of datas + address_t blockSize=0; + char *dump; + dump=slicesDump(slices.data, &blockSize, 10000, args.beginSector, args.endSector); + if (dump != NULL) { + puts(dump); + free(dump); + } + printf("blockSize==%lld\n", blockSize); + printf("slices->count==%d\n", slices.data->count); + + + //Resources desallocation + (void) pthread_mutex_destroy(&(slices.eventListenerMutex)); + slicesDelete(slices.data); + + return 0; +} + +void *procWorker(void *a) { + struct threadArgs *tArgs = (struct threadArgs *)a; + + //XXX : We will need something more controlable than just a blocking call to the main algorithm + recover( + tArgs->slices, + tArgs->progArgs->src, + tArgs->progArgs->dst, + tArgs->progArgs->ddOpts + ); + + return a; +} + + +void *procViewer(void *a) { + struct threadArgs *tArgs = (struct threadArgs *)a; + + cursesMainLoop( + tArgs->slices + ); + + return a; +} + |