From 1d1082fe695366da3498f528b953203a90fe7385 Mon Sep 17 00:00:00 2001 From: Gabriele Contini <contini.mailing@gmail.com> Date: 周六, 01 2月 2020 02:48:51 +0800 Subject: [PATCH] rename enums and further developments --- src/library/os/linux/os-linux.c | 320 ++++++++++++----------------------------------------- 1 files changed, 72 insertions(+), 248 deletions(-) diff --git a/src/library/os/linux/os-linux.c b/src/library/os/linux/os-linux.c index c394891..1dc23cb 100644 --- a/src/library/os/linux/os-linux.c +++ b/src/library/os/linux/os-linux.c @@ -1,197 +1,42 @@ -#define _GNU_SOURCE /* To get defns of NI_MAXSERV and NI_MAXHOST */ -#include <arpa/inet.h> -#include <sys/socket.h> -#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> -#include <stddef.h> -#include <string.h> -#include <unistd.h> -#include <sys/ioctl.h> #include <sys/stat.h> +#include <stdio.h> #include "../os.h" -#include "../../base/public-key.h" - -#include <openssl/evp.h> -#include <openssl/bio.h> -#include <openssl/pem.h> -#include <openssl/err.h> +#include "../../base/logger.h" #include <mntent.h> #include <dirent.h> -#include <stdio.h> - -#include <dbus-1.0/dbus/dbus.h> #include <sys/utsname.h> - - -static int ifname_position(char *ifnames, char * ifname, int ifnames_max) { - int i, position; - position = -1; - for (i = 0; i < ifnames_max; i++) { - if (strcmp(ifname, &ifnames[i * NI_MAXHOST]) == 0) { - position = i; - break; - } - } - return position; - -} - -FUNCTION_RETURN getAdapterInfos(OsAdapterInfo * adapterInfos, - size_t * adapter_info_size) { - - FUNCTION_RETURN f_return = FUNC_RET_OK; - struct ifaddrs *ifaddr, *ifa; - int family, i, n, if_name_position; - unsigned int if_num, if_max; - //char host[NI_MAXHOST]; - char *ifnames; - - if (getifaddrs(&ifaddr) == -1) { - perror("getifaddrs"); - return FUNC_RET_ERROR; - } - - if (adapterInfos != NULL) { - memset(adapterInfos, 0, (*adapter_info_size) * sizeof(OsAdapterInfo)); - } - - /* count the maximum number of interfaces */ - for (ifa = ifaddr, if_max = 0; ifa != NULL; ifa = ifa->ifa_next, n++) { - if (ifa->ifa_addr == NULL) { - continue; - } - if_max++; - } - - /* allocate space for names */ - ifnames = (char*) malloc(NI_MAXHOST * if_max); - memset(ifnames, 0, NI_MAXHOST * if_max); - /* Walk through linked list, maintaining head pointer so we - can free list later */ - for (ifa = ifaddr, n = 0, if_num = 0; ifa != NULL; - ifa = ifa->ifa_next, n++) { - if (ifa->ifa_addr == NULL) { - continue; - } - if_name_position = ifname_position(ifnames, ifa->ifa_name, if_num); - //interface name not seen en advance - if (if_name_position < 0) { - strncpy(&ifnames[if_num * NI_MAXHOST], ifa->ifa_name, NI_MAXHOST); - if (adapterInfos != NULL && if_num < *adapter_info_size) { - strncpy(adapterInfos[if_num].description, ifa->ifa_name, - NI_MAXHOST); - } - if_name_position = if_num; - if_num++; - if (adapterInfos == NULL) { - continue; - } - } - family = ifa->ifa_addr->sa_family; - /* Display interface name and family (including symbolic - form of the latter for the common families) */ #ifdef _DEBUG - printf("%-8s %s (%d)\n", ifa->ifa_name, - (family == AF_PACKET) ? "AF_PACKET" : - (family == AF_INET) ? "AF_INET" : - (family == AF_INET6) ? "AF_INET6" : "???", family); -#endif - /* For an AF_INET* interface address, display the address - * || family == AF_INET6*/ - if (family == AF_INET) { - /* - s = getnameinfo(ifa->ifa_addr, - (family == AF_INET) ? - sizeof(struct sockaddr_in) : - sizeof(struct sockaddr_in6), host, NI_MAXHOST, - NULL, 0, NI_NUMERICHOST); - -#ifdef _DEBUG - s = getnameinfo(ifa->ifa_addr, sizeof(struct sockaddr_in), host, - NI_MAXHOST, - NULL, 0, NI_NUMERICHOST); - if (s != 0) { - printf("getnameinfo() failed: %s\n", gai_strerror(s)); - } - printf("\t\taddress: <%s>\n", host); -#endif -*/ - if (adapterInfos != NULL && if_name_position < *adapter_info_size) { - struct sockaddr_in *s1 = (struct sockaddr_in*) ifa->ifa_addr; - in_addr_t iaddr = s1->sin_addr.s_addr; - adapterInfos[if_name_position].ipv4_address[0] = (iaddr - & 0x000000ff); - adapterInfos[if_name_position].ipv4_address[1] = (iaddr - & 0x0000ff00) >> 8; - adapterInfos[if_name_position].ipv4_address[2] = (iaddr - & 0x00ff0000) >> 16; - adapterInfos[if_name_position].ipv4_address[3] = (iaddr - & 0xff000000) >> 24; - } - } else if (family == AF_PACKET && ifa->ifa_data != NULL) { - struct sockaddr_ll *s1 = (struct sockaddr_ll*) ifa->ifa_addr; - if (adapterInfos != NULL && if_name_position < *adapter_info_size) { - for (i = 0; i < 6; i++) { - adapterInfos[if_name_position].mac_address[i] = - s1->sll_addr[i]; -#ifdef _DEBUG - printf("%02x:", s1->sll_addr[i]); -#endif - } -#ifdef _DEBUG - printf("\t %s\n", ifa->ifa_name); +#include <valgrind/memcheck.h> #endif - } - } - } +#ifdef USE_DBUS +#include <dbus-1.0/dbus/dbus.h> +#endif - *adapter_info_size = if_num; - if (adapterInfos == NULL) { - f_return = FUNC_RET_OK; - } else if (*adapter_info_size < if_num) { - f_return = FUNC_RET_BUFFER_TOO_SMALL; - } - freeifaddrs(ifaddr); - free(ifnames); - return f_return; -} /** *Usually uuid are hex number separated by "-". this method read up to 8 hex *numbers skipping - characters. *@param uuid uuid as read in /dev/disk/by-uuid *@param buffer_out: unsigned char buffer[8] output buffer for result */ -static void parseUUID(const char *uuid, unsigned char* buffer_out, - unsigned int out_size) { - size_t len; +static void parseUUID(const char *uuid, unsigned char *buffer_out, unsigned int out_size) { unsigned int i, j; - char * hexuuid; + char *hexuuid; unsigned char cur_character; - //remove characters not in hex set - len = strlen(uuid); - hexuuid = (char *) malloc(sizeof(char) * strlen(uuid)); + // remove characters not in hex set + size_t len = strlen(uuid); + hexuuid = (char *)malloc(sizeof(char) * len); memset(buffer_out, 0, out_size); - memset(hexuuid, 0, sizeof(char) * strlen(uuid)); + memset(hexuuid, 0, sizeof(char) * len); for (i = 0, j = 0; i < len; i++) { if (isxdigit(uuid[i])) { hexuuid[j] = uuid[i]; j++; } else { - //skip + // skip continue; } } @@ -208,7 +53,7 @@ } #define MAX_UNITS 20 -FUNCTION_RETURN getDiskInfos(DiskInfo * diskInfos, size_t * disk_info_size) { +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]; @@ -217,11 +62,11 @@ struct mntent *ent; int maxDrives, currentDrive, i, drive_found; - __ino64_t *statDrives; - DiskInfo *tmpDrives; - FILE *aFile; - DIR *disk_by_uuid_dir, *disk_by_label; - struct dirent *dir; + __ino64_t *statDrives = NULL; + DiskInfo *tmpDrives = NULL; + FILE *aFile = NULL; + DIR *disk_by_uuid_dir = NULL, *disk_by_label = NULL; + struct dirent *dir = NULL; FUNCTION_RETURN result; if (diskInfos != NULL) { @@ -229,26 +74,25 @@ tmpDrives = diskInfos; } else { maxDrives = MAX_UNITS; - tmpDrives = (DiskInfo *) malloc(sizeof(DiskInfo) * maxDrives); + tmpDrives = (DiskInfo *)malloc(sizeof(DiskInfo) * maxDrives); } memset(tmpDrives, 0, sizeof(DiskInfo) * maxDrives); - statDrives = (__ino64_t *) malloc(maxDrives * sizeof(__ino64_t )); - memset(statDrives, 0, sizeof(__ino64_t ) * 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*/ + free(tmpDrives); + free(statDrives); return FUNC_RET_ERROR; } currentDrive = 0; while (NULL != (ent = getmntent(aFile))) { - if ((strncmp(ent->mnt_type, "ext", 3) == 0 - || strncmp(ent->mnt_type, "vfat", 4) == 0 - || strncmp(ent->mnt_type, "ntfs", 4) == 0) - && ent->mnt_fsname != NULL - && strncmp(ent->mnt_fsname, "/dev/", 5) == 0) { + if ((strncmp(ent->mnt_type, "ext", 3) == 0 || strncmp(ent->mnt_type, "xfs", 3) == 0 || + strncmp(ent->mnt_type, "vfat", 4) == 0 || strncmp(ent->mnt_type, "ntfs", 4) == 0) && + ent->mnt_fsname != NULL && strncmp(ent->mnt_fsname, "/dev/", 5) == 0) { if (stat(ent->mnt_fsname, &mount_stat) == 0) { drive_found = -1; for (i = 0; i < currentDrive; i++) { @@ -257,20 +101,16 @@ } } if (drive_found == -1) { -#ifdef _DEBUG - printf("mntent: %s %s %d\n", ent->mnt_fsname, ent->mnt_dir, - mount_stat.st_ino); -#endif - strcpy(tmpDrives[currentDrive].device, ent->mnt_fsname); + LOG_DEBUG("mntent: %s %s %d\n", ent->mnt_fsname, ent->mnt_dir, + (unsigned long int)mount_stat.st_ino); + strncpy(tmpDrives[currentDrive].device, ent->mnt_fsname, 255 - 1); statDrives[currentDrive] = mount_stat.st_ino; drive_found = currentDrive; currentDrive++; } if (strcmp(ent->mnt_dir, "/") == 0) { strcpy(tmpDrives[drive_found].label, "root"); -#ifdef _DEBUG - printf("drive %s set to preferred\n", ent->mnt_fsname); -#endif + LOG_DEBUG("drive %s set to preferred\n", ent->mnt_fsname); tmpDrives[drive_found].preferred = true; } } @@ -281,13 +121,11 @@ if (diskInfos == NULL) { *disk_info_size = currentDrive; free(tmpDrives); - result = FUNC_RET_OK; + result = (currentDrive > 0) ? FUNC_RET_OK : FUNC_RET_NOT_AVAIL; } 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 + LOG_WARN("Open /dev/disk/by-uuid fail"); free(statDrives); return FUNC_RET_ERROR; } @@ -299,17 +137,12 @@ 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)); + parseUUID(dir->d_name, tmpDrives[i].disk_sn, sizeof(tmpDrives[i].disk_sn)); #ifdef _DEBUG 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], - tmpDrives[i].disk_sn[3]); + LOG_DEBUG("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], tmpDrives[i].disk_sn[3]); #endif } } @@ -325,9 +158,8 @@ if (stat(cur_dir, &sym_stat) == 0) { for (i = 0; i < currentDrive; i++) { if (sym_stat.st_ino == statDrives[i]) { - strncpy(tmpDrives[i].label, dir->d_name, 255); - printf("label %d %s %s\n", i, tmpDrives[i].label, - tmpDrives[i].device); + strncpy(tmpDrives[i].label, dir->d_name, 255 - 1); + printf("label %d %s %s\n", i, tmpDrives[i].label, tmpDrives[i].device); } } } @@ -357,30 +189,18 @@ return result; } -void os_initialize() { - static int initialized = 0; - if (initialized == 0) { - initialized = 1; - ERR_load_ERR_strings(); - ERR_load_crypto_strings(); - OpenSSL_add_all_algorithms(); - } -} - -static void _getCpuid(unsigned int* p, unsigned int ax) { - __asm __volatile - ( "movl %%ebx, %%esi\n\t" - "cpuid\n\t" - "xchgl %%ebx, %%esi" - : "=a" (p[0]), "=S" (p[1]), - "=c" (p[2]), "=d" (p[3]) - : "0" (ax) - ); +static void _getCpuid(unsigned int *p, unsigned int ax) { + __asm __volatile( + "movl %%ebx, %%esi\n\t" + "cpuid\n\t" + "xchgl %%ebx, %%esi" + : "=a"(p[0]), "=S"(p[1]), "=c"(p[2]), "=d"(p[3]) + : "0"(ax)); } FUNCTION_RETURN getCpuId(unsigned char identifier[6]) { unsigned int i; - unsigned int cpuinfo[4] = { 0, 0, 0, 0 }; + unsigned int cpuinfo[4] = {0, 0, 0, 0}; _getCpuid(cpuinfo, 0); for (i = 0; i < 3; i++) { identifier[i * 2] = cpuinfo[i] & 0xFF; @@ -389,28 +209,7 @@ return FUNC_RET_OK; } -VIRTUALIZATION getVirtualization() { -//http://www.ibiblio.org/gferg/ldp/GCC-Inline-Assembly-HOWTO.html -// -//bool rc = true; - /*__asm__ ( - "push %edx\n" - "push %ecx\n" - "push %ebx\n" - "mov %eax, 'VMXh'\n" - "mov %ebx, 0\n" // any value but not the MAGIC VALUE - "mov %ecx, 10\n"// get VMWare version - "mov %edx, 'VX'\n"// port number - "in %eax, dx\n"// read port on return EAX returns the VERSION - "cmp %ebx, 'VMXh'\n"// is it a reply from VMWare? - "setz [rc] \n"// set return value - "pop %ebx \n" - "pop %ecx \n" - "pop %edx \n" - );*/ - return NONE; -} FUNCTION_RETURN getMachineName(unsigned char identifier[6]) { static struct utsname u; @@ -423,11 +222,36 @@ } FUNCTION_RETURN getOsSpecificIdentifier(unsigned char identifier[6]) { - char* dbus_id = dbus_get_local_machine_id(); +#if USE_DBUS + char *dbus_id = dbus_get_local_machine_id(); if (dbus_id == NULL) { return FUNC_RET_ERROR; } memcpy(identifier, dbus_id, 6); dbus_free(dbus_id); return FUNC_RET_OK; +#else + return FUNC_RET_NOT_AVAIL; +#endif +} + +FUNCTION_RETURN getModuleName(char buffer[MAX_PATH]) { + FUNCTION_RETURN result; + char path[MAX_PATH] = {0}; + char proc_path[MAX_PATH], pidStr[64]; + pid_t pid = getpid(); + sprintf(pidStr, "%d", pid); + strcpy(proc_path, "/proc/"); + strcat(proc_path, pidStr); + strcat(proc_path, "/exe"); + + int ch = readlink(proc_path, path, MAX_PATH - 1); + if (ch != -1) { + path[ch] = '\0'; + strncpy(buffer, path, ch); + result = FUNC_RET_OK; + } else { + result = FUNC_RET_ERROR; + } + return result; } -- Gitblit v1.9.1