From 6b97710009d2830fa2ca86438a8eb83e3abf5810 Mon Sep 17 00:00:00 2001 From: open-license-manager <rillf@maildrop.cc> Date: ćšć, 31 7æ 2014 16:33:19 +0800 Subject: [PATCH] valgrind & tests --- src/library/os/linux/os-linux.c | 82 +++++++++++++++++++++++++---------------- 1 files changed, 50 insertions(+), 32 deletions(-) diff --git a/src/library/os/linux/os-linux.c b/src/library/os/linux/os-linux.c index b6430cc..f4f5d8c 100644 --- a/src/library/os/linux/os-linux.c +++ b/src/library/os/linux/os-linux.c @@ -4,12 +4,13 @@ #include <netdb.h> #include <ifaddrs.h> #include <stdio.h> +#include <ctype.h> #include <stdlib.h> #include <unistd.h> #include <linux/if_link.h> #include <sys/socket.h> #include <netpacket/packet.h> - +#include <valgrind/memcheck.h> #include <paths.h> #include <stdlib.h> @@ -57,6 +58,11 @@ perror("getifaddrs"); return ERROR; } + + if (adapterInfos != NULL) { + memset(adapterInfos, 0, (*adapter_info_size) * sizeof(AdapterInfo)); + } + /* count the maximum number of interfaces */ for (ifa = ifaddr, if_max = 0; ifa != NULL; ifa = ifa->ifa_next, n++) { if (ifa->ifa_addr == NULL) { @@ -110,8 +116,8 @@ */ #ifdef _DEBUG s = getnameinfo(ifa->ifa_addr, sizeof(struct sockaddr_in), host, - NI_MAXHOST, - NULL, 0, NI_NUMERICHOST); + NI_MAXHOST, + NULL, 0, NI_NUMERICHOST); if (s != 0) { printf("getnameinfo() failed: %s\n", gai_strerror(s)); } @@ -155,6 +161,7 @@ f_return = BUFFER_TOO_SMALL; } freeifaddrs(ifaddr); + free(ifnames); return f_return; } /** @@ -168,36 +175,41 @@ size_t len; unsigned int i, j; char * hexuuid; + unsigned char cur_character; //remove characters not in hex set len = strlen(uuid); - hexuuid = (char *) malloc(sizeof(char) * out_size * 2 + 1); - for (i = 0, j = 0; j < out_size * 2; i++) { - if (i < len) { - if (isxdigit(uuid[i])) { - hexuuid[j] = uuid[i]; - j++; - } else { - //skip - continue; - } - } else { - hexuuid[j] = '0'; + hexuuid = (char *) malloc(sizeof(char) * strlen(uuid)); + memset(buffer_out, 0, out_size); + memset(hexuuid, 0, sizeof(char) * strlen(uuid)); + + for (i = 0, j = 0; i < len; i++) { + if (isxdigit(uuid[i])) { + hexuuid[j] = uuid[i]; j++; + } else { + //skip + continue; } } - hexuuid[j] = '\0'; - for (i = 0; i < out_size; i++) { - sscanf(&hexuuid[i * 2], "%2hhx", &buffer_out[i]); + if (j % 2 == 1) { + hexuuid[j++] = '0'; } + hexuuid[j] = '\0'; + for (i = 0; i < j / 2; i++) { + sscanf(&hexuuid[i * 2], "%2hhx", &cur_character); + buffer_out[i % out_size] = buffer_out[i % out_size] ^ cur_character; + } + free(hexuuid); } + #define MAX_UNITS 20 FUNCTION_RETURN getDiskInfos(DiskInfo * diskInfos, size_t * disk_info_size) { struct stat mount_stat, sym_stat; /*static char discard[1024]; char device[64], name[64], type[64]; */ - char path[MAX_PATH], cur_dir[MAX_PATH]; + char cur_dir[MAX_PATH]; struct mntent *ent; int maxDrives, currentDrive, i, drive_found; @@ -215,20 +227,14 @@ maxDrives = MAX_UNITS; tmpDrives = (DiskInfo *) malloc(sizeof(DiskInfo) * maxDrives); } - statDrives = (__ino64_t *) malloc(maxDrives * sizeof(__ino64_t )); memset(tmpDrives, 0, sizeof(DiskInfo) * maxDrives); + statDrives = (__ino64_t *) malloc(maxDrives * sizeof(__ino64_t )); + memset(statDrives, 0, sizeof(__ino64_t ) * maxDrives); + ; aFile = setmntent("/proc/mounts", "r"); if (aFile == NULL) { /*proc not mounted*/ - return ERROR; - } - - disk_by_uuid_dir = opendir("/dev/disk/by-uuid"); - if (disk_by_uuid_dir == NULL) { -#ifdef _DEBUG - printf("Open /dev/disk/by-uuid fail"); -#endif return ERROR; } @@ -259,7 +265,7 @@ if (strcmp(ent->mnt_dir, "/") == 0) { strcpy(tmpDrives[drive_found].label, "root"); #ifdef _DEBUG - printf("drive %d set to preferred\n", ent->mnt_fsname); + printf("drive %s set to preferred\n", ent->mnt_fsname); #endif tmpDrives[drive_found].preferred = true; } @@ -267,24 +273,35 @@ } } endmntent(aFile); + if (diskInfos == NULL) { *disk_info_size = currentDrive; free(tmpDrives); result = OK; } else if (*disk_info_size >= currentDrive) { + disk_by_uuid_dir = opendir("/dev/disk/by-uuid"); + if (disk_by_uuid_dir == NULL) { +#ifdef _DEBUG + printf("Open /dev/disk/by-uuid fail"); +#endif + free(statDrives); + return ERROR; + } result = OK; *disk_info_size = currentDrive; while ((dir = readdir(disk_by_uuid_dir)) != NULL) { strcpy(cur_dir, "/dev/disk/by-uuid/"); - strcat(cur_dir, dir->d_name); + strncat(cur_dir, dir->d_name, 200); if (stat(cur_dir, &sym_stat) == 0) { for (i = 0; i < currentDrive; i++) { if (sym_stat.st_ino == statDrives[i]) { parseUUID(dir->d_name, tmpDrives[i].disk_sn, sizeof(tmpDrives[i].disk_sn)); #ifdef _DEBUG - printf("uuid %d %s %s %02x%02x%02x%02x\n", i, - tmpDrives[i].device, path, + VALGRIND_CHECK_VALUE_IS_DEFINED(tmpDrives[i].device); + + printf("uuid %d %s %02x%02x%02x%02x\n", i, + tmpDrives[i].device, tmpDrives[i].disk_sn[0], tmpDrives[i].disk_sn[1], tmpDrives[i].disk_sn[2], @@ -332,6 +349,7 @@ } } */ + free(statDrives); return result; } -- Gitblit v1.9.1