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author | Matt Strapp <strap012@umn.edu> | 2020-11-17 22:29:19 -0600 |
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committer | Matt Strapp <strap012@umn.edu> | 2020-11-17 22:29:19 -0600 |
commit | 72f9aee09f414b9bd908b9caf7aa84a6086148df (patch) | |
tree | dac2cbffb03b3a32b8025aef1455e65bf6bc152d /P3 | |
parent | ? (diff) | |
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add to cache
Diffstat (limited to 'P3')
-rw-r--r-- | P3/server.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/P3/server.c b/P3/server.c index a760903..027fc62 100644 --- a/P3/server.c +++ b/P3/server.c @@ -72,17 +72,18 @@ void addIntoCache(char *mybuf, char *memory , int memory_size){ // clear the memory allocated to the cache void deleteCache(){ // De-allocate/free the cache memory + free(Q); + free(dynQ); } // Function to initialize the cache void initCache(){ - dynQ = (cache_entry_t *)calloc(sizeof(cache_entry_t), cSiz); - if (dynQ == NULL) - { + // Allocating memory and initializing the cache array + dynQ = (cache_entry_t *) calloc(sizeof(cache_entry_t), cSiz); + if (dynQ == NULL) { printf("malloc cannot allocate the initial requested memory.\n"); exit(-2); } - // Allocating memory and initializing the cache array } /**********************************************************************************/ @@ -190,7 +191,6 @@ void * worker(void *arg) { unsigned long numbytes; unsigned long long numReqs = 0; while (1) { - // Get the request from the queue pthread_mutex_lock(&Qlock); if (Q == NULL) { @@ -234,6 +234,7 @@ void * worker(void *arg) { //SUCC return_result(request->fd, getContentType(request->request), workerBuf, numbytes); } + //Free things no longer needed free(request); free(workerBuf); } @@ -273,19 +274,19 @@ int main(int argc, char **argv) { /* -- ERROR CHECKING -- */ if (port < 1025 || port > 65535) { - printf("Invalid port. Port must be greater than 1024 or less than 65536.\n"); + printf("Invalid port. Port must be greater than 1025 or less than 65535 (inclusive).\n"); return -1; } if (dispatchers > MAX_THREADS || dispatchers < 1) { - printf("Number of dispatchers is invalid. It must be greater than 0 or less than 101.\n"); + printf("Number of dispatchers is invalid. It must be greater than 1 or less than %d (inclusive).\n", MAX_THREADS); return -1; } if (workers > MAX_THREADS || workers < 1) { - printf("Number of dispatchers is invalid. It must be greater than 0 or less than 101.\n"); + printf("Number of dispatchers is invalid. It must be greater than 1 or less than %d (inclusive).\n", MAX_THREADS); return -1; } if (qLen > MAX_queue_len || qLen < 1) { - printf("Queue length is invalid.\n"); + printf("Queue length is invalid It must be greater than 1 or less than %d (inclusive).\n", MAX_queue_len); return -1; } /* -- END ERROR CHECKING -- */ @@ -351,9 +352,7 @@ int main(int argc, char **argv) { } printf("There are %d pending requests left in the queue.\n", pendReqs); // Remove cache (extra credit B) - //if (cSiz != 0) - //free(dynQ); - //printf("Cache has successfully been cleared.\nExiting now.\n"); + deleteCache(); return 0; } } |