mirror of
https://github.com/Llewellynvdm/conky.git
synced 2024-12-27 04:32:55 +00:00
More bug fixes from sonar. (#500)
This commit is contained in:
parent
b9121daa89
commit
87a0718ca0
@ -26,11 +26,11 @@
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#include "logging.h"
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#include "text_object.h"
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#include <cerrno>
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#include <netdb.h>
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#include <netinet/in.h>
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#include <sys/time.h>
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#include <unistd.h>
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#include <cerrno>
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enum _apcupsd_items {
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APCUPSD_NAME,
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@ -72,9 +72,7 @@ static int net_recv_ex(int sock, void *buf, int size, struct timeval *tv) {
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FD_SET(sock, &fds);
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res = select(sock + 1, &fds, nullptr, nullptr, tv);
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} while (res < 0 && errno == EINTR);
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if (res < 0) {
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return 0;
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}
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if (res < 0) { return 0; }
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if (res == 0) {
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// timeout
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errno = ETIMEDOUT; // select was succesfull, errno is now 0
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@ -86,9 +84,7 @@ static int net_recv_ex(int sock, void *buf, int size, struct timeval *tv) {
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errno = 0;
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res = recv(sock, static_cast<char *>(buf), size, 0);
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} while (res < 0 && errno == EINTR);
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if (res < 0) {
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return 0;
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}
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if (res < 0) { return 0; }
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if (res == 0) {
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// orderly shutdown
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errno = ENOTCONN;
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@ -109,9 +105,7 @@ static int net_recv(int sock, void *buf, int size) {
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while (todo != 0) {
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len = net_recv_ex(sock, static_cast<char *>(buf) + off, todo, &tv);
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if (len == 0) {
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return 0;
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}
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if (len == 0) { return 0; }
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todo -= len;
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off += len;
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}
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@ -124,13 +118,9 @@ static int net_recv(int sock, void *buf, int size) {
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static int get_line(int sock, char line[], short linesize) {
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// get the line length
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short sz;
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if (net_recv(sock, &sz, sizeof(sz)) == 0) {
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return -1;
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}
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if (net_recv(sock, &sz, sizeof(sz)) == 0) { return -1; }
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sz = ntohs(sz);
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if (sz == 0) {
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return 0;
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}
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if (sz == 0) { return 0; }
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// get the line
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while (sz >= linesize) {
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@ -138,9 +128,7 @@ static int get_line(int sock, char line[], short linesize) {
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net_recv(sock, line, linesize);
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sz -= linesize;
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}
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if (net_recv(sock, line, sz) == 0) {
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return 0;
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}
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if (net_recv(sock, line, sz) == 0) { return 0; }
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line[sz] = 0;
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return sz;
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}
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@ -191,7 +179,7 @@ static int fill_items(int sock, PAPCUPSD_S apc) {
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int update_apcupsd() {
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int i;
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APCUPSD_S apc;
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int sock;
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int sock = -1;
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for (i = 0; i < _APCUPSD_COUNT; ++i) {
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memcpy(apc.items[i], "N/A", 4); // including \0
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@ -219,18 +207,15 @@ int update_apcupsd() {
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}
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for (rp = ai; rp != nullptr; rp = rp->ai_next) {
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sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
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if (sock == -1) {
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continue;
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}
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if (connect(sock, rp->ai_addr, rp->ai_addrlen) != -1) {
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break;
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}
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if (sock == -1) { continue; }
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if (connect(sock, rp->ai_addr, rp->ai_addrlen) != -1) { break; }
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close(sock);
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sock = -1;
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}
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freeaddrinfo(ai);
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if (rp == nullptr) {
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// no error reporting, the daemon is probably not running
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close(sock);
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if (sock >= 0) { close(sock); }
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break;
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}
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@ -266,9 +251,7 @@ int update_apcupsd() {
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int apcupsd_scan_arg(const char *arg) {
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char host[64];
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int port;
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if (sscanf(arg, "%63s %d", host, &port) != 2) {
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return 1;
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}
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if (sscanf(arg, "%63s %d", host, &port) != 2) { return 1; }
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apcupsd.port = port;
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strncpy(apcupsd.host, host, sizeof(apcupsd.host));
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@ -27,7 +27,6 @@
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*
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*/
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#include "net_stat.h"
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#include <sys/ioctl.h>
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#include <unistd.h>
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#include <cerrno>
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@ -35,6 +34,7 @@
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#include "conky.h"
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#include "logging.h"
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#include "net/if.h"
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#include "net_stat.h"
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#include "specials.h"
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#include "text_object.h"
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#if defined(__sun)
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@ -77,9 +77,7 @@ struct net_stat *get_net_stat(const char *dev, void * /*free_at_crash1*/,
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void * /*free_at_crash2*/) {
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unsigned int i;
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if (dev == nullptr) {
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return nullptr;
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}
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if (dev == nullptr) { return nullptr; }
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/* find interface stat */
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for (i = 0; i < MAX_NET_INTERFACES; i++) {
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@ -117,9 +115,7 @@ void parse_net_stat_arg(struct text_object *obj, const char *arg,
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int i = 0;
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struct net_stat *netstat = nullptr;
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if (arg == nullptr) {
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arg = DEFAULTNETDEV;
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}
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if (arg == nullptr) { arg = DEFAULTNETDEV; }
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while (sscanf(arg + i, " %20s", nextarg) == 1) {
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if (strcmp(nextarg, "-n") == 0 || strcmp(nextarg, "--netmask") == 0) {
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@ -128,12 +124,8 @@ void parse_net_stat_arg(struct text_object *obj, const char *arg,
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showscope = true;
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} else if (nextarg[0] == '-') { // multiple flags in 1 arg
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for (int j = 1; nextarg[j] != 0; j++) {
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if (nextarg[j] == 'n') {
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shownetmask = true;
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}
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if (nextarg[j] == 's') {
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showscope = true;
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}
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if (nextarg[j] == 'n') { shownetmask = true; }
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if (nextarg[j] == 's') { showscope = true; }
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}
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} else {
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netstat = get_net_stat(nextarg, obj, free_at_crash);
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@ -170,9 +162,7 @@ void parse_net_stat_bar_arg(struct text_object *obj, const char *arg,
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void print_downspeed(struct text_object *obj, char *p, int p_max_size) {
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auto *ns = static_cast<struct net_stat *>(obj->data.opaque);
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if (ns == nullptr) {
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return;
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}
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if (ns == nullptr) { return; }
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human_readable(ns->recv_speed, p, p_max_size);
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}
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@ -180,9 +170,7 @@ void print_downspeed(struct text_object *obj, char *p, int p_max_size) {
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void print_downspeedf(struct text_object *obj, char *p, int p_max_size) {
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auto *ns = static_cast<struct net_stat *>(obj->data.opaque);
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if (ns == nullptr) {
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return;
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}
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if (ns == nullptr) { return; }
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spaced_print(p, p_max_size, "%.1f", 8, ns->recv_speed / 1024.0);
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}
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@ -190,9 +178,7 @@ void print_downspeedf(struct text_object *obj, char *p, int p_max_size) {
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void print_upspeed(struct text_object *obj, char *p, int p_max_size) {
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auto *ns = static_cast<struct net_stat *>(obj->data.opaque);
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if (ns == nullptr) {
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return;
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}
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if (ns == nullptr) { return; }
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human_readable(ns->trans_speed, p, p_max_size);
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}
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@ -200,9 +186,7 @@ void print_upspeed(struct text_object *obj, char *p, int p_max_size) {
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void print_upspeedf(struct text_object *obj, char *p, int p_max_size) {
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auto *ns = static_cast<struct net_stat *>(obj->data.opaque);
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if (ns == nullptr) {
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return;
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}
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if (ns == nullptr) { return; }
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spaced_print(p, p_max_size, "%.1f", 8, ns->trans_speed / 1024.0);
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}
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@ -210,9 +194,7 @@ void print_upspeedf(struct text_object *obj, char *p, int p_max_size) {
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void print_totaldown(struct text_object *obj, char *p, int p_max_size) {
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auto *ns = static_cast<struct net_stat *>(obj->data.opaque);
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if (ns == nullptr) {
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return;
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}
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if (ns == nullptr) { return; }
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human_readable(ns->recv, p, p_max_size);
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}
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@ -220,9 +202,7 @@ void print_totaldown(struct text_object *obj, char *p, int p_max_size) {
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void print_totalup(struct text_object *obj, char *p, int p_max_size) {
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auto *ns = static_cast<struct net_stat *>(obj->data.opaque);
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if (ns == nullptr) {
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return;
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}
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if (ns == nullptr) { return; }
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human_readable(ns->trans, p, p_max_size);
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}
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@ -230,9 +210,7 @@ void print_totalup(struct text_object *obj, char *p, int p_max_size) {
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void print_addr(struct text_object *obj, char *p, int p_max_size) {
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auto *ns = static_cast<struct net_stat *>(obj->data.opaque);
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if (ns == nullptr) {
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return;
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}
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if (ns == nullptr) { return; }
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if ((ns->addr.sa_data[2] & 255) == 0 && (ns->addr.sa_data[3] & 255) == 0 &&
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(ns->addr.sa_data[4] & 255) == 0 && (ns->addr.sa_data[5] & 255) == 0) {
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@ -264,8 +242,6 @@ void print_v6addrs(struct text_object *obj, char *p, int p_max_size) {
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char tempaddress[INET6_ADDRSTRLEN];
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struct v6addr *current_v6 = ns->v6addrs;
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if (ns == nullptr) return;
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if (p_max_size == 0) return;
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if (!ns->v6addrs) {
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snprintf(p, p_max_size, "No Address");
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@ -487,9 +463,7 @@ int interface_up(struct text_object *obj) {
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struct ifreq ifr {};
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auto *dev = static_cast<char *>(obj->data.opaque);
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if (dev == nullptr) {
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return 0;
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}
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if (dev == nullptr) { return 0; }
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if ((fd = socket(PF_INET, SOCK_DGRAM | SOCK_CLOEXEC, 0)) < 0) {
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CRIT_ERR(nullptr, nullptr, "could not create sockfd");
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@ -498,27 +472,19 @@ int interface_up(struct text_object *obj) {
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strncpy(ifr.ifr_name, dev, IFNAMSIZ);
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if (ioctl(fd, SIOCGIFFLAGS, &ifr) != 0) {
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/* if device does not exist, treat like not up */
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if (errno != ENODEV && errno != ENXIO) {
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perror("SIOCGIFFLAGS");
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}
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if (errno != ENODEV && errno != ENXIO) { perror("SIOCGIFFLAGS"); }
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goto END_FALSE;
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}
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if ((ifr.ifr_flags & IFF_UP) == 0) { /* iface is not up */
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goto END_FALSE;
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}
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if (if_up_strictness.get(*state) == IFUP_UP) {
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goto END_TRUE;
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}
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if (if_up_strictness.get(*state) == IFUP_UP) { goto END_TRUE; }
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#ifdef IFF_RUNNING
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if ((ifr.ifr_flags & IFF_RUNNING) == 0) {
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goto END_FALSE;
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}
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if ((ifr.ifr_flags & IFF_RUNNING) == 0) { goto END_FALSE; }
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#endif
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if (if_up_strictness.get(*state) == IFUP_LINK) {
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goto END_TRUE;
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}
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if (if_up_strictness.get(*state) == IFUP_LINK) { goto END_TRUE; }
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if (ioctl(fd, SIOCGIFADDR, &ifr) != 0) {
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perror("SIOCGIFADDR");
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@ -550,9 +516,7 @@ void free_dns_data(struct text_object *obj) {
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(void)obj;
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for (i = 0; i < dns_data.nscount; i++) {
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free(dns_data.ns_list[i]);
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}
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for (i = 0; i < dns_data.nscount; i++) { free(dns_data.ns_list[i]); }
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free(dns_data.ns_list);
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memset(&dns_data, 0, sizeof(dns_data));
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}
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@ -570,13 +534,9 @@ int update_dns_data() {
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free_dns_data(nullptr);
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if ((fp = fopen("/etc/resolv.conf", "re")) == nullptr) {
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return 0;
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}
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if ((fp = fopen("/etc/resolv.conf", "re")) == nullptr) { return 0; }
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while (feof(fp) == 0) {
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if (fgets(line, 255, fp) == nullptr) {
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break;
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}
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if (fgets(line, 255, fp) == nullptr) { break; }
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if (strncmp(line, "nameserver ", 11) == 0) {
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line[strlen(line) - 1] = '\0'; // remove trailing newline
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dns_data.nscount++;
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@ -17,10 +17,10 @@
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "tcp-portmon.h"
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#include "conky.h"
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#include "libtcp-portmon.h"
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#include "logging.h"
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#include "tcp-portmon.h"
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#include "text_object.h"
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static tcp_port_monitor_collection_t *pmc = nullptr;
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@ -30,7 +30,11 @@ static conky::range_config_setting<int> max_port_monitor_connections(
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MAX_PORT_MONITOR_CONNECTIONS_DEFAULT, false);
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int tcp_portmon_init(struct text_object *obj, const char *arg) {
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int argc, port_begin, port_end, item, connection_index;
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int item = -1;
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int argc;
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int port_begin;
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int port_end;
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int connection_index;
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char itembuf[32];
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struct tcp_port_monitor_data *pmd;
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@ -47,7 +51,8 @@ int tcp_portmon_init(struct text_object *obj, const char *arg) {
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CRIT_ERR(nullptr, NULL, "tcp_portmon: port values must be from 1 to 65535");
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}
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if (port_begin > port_end) {
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CRIT_ERR(nullptr, NULL, "tcp_portmon: starting port must be <= ending port");
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CRIT_ERR(nullptr, NULL,
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"tcp_portmon: starting port must be <= ending port");
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}
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if (strncmp(itembuf, "count", 31) == EQUAL) {
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item = COUNT;
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@ -76,7 +81,8 @@ int tcp_portmon_init(struct text_object *obj, const char *arg) {
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"item");
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}
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if ((argc == 4) && (connection_index < 0)) {
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CRIT_ERR(nullptr, NULL, "tcp_portmon: connection index must be non-negative");
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CRIT_ERR(nullptr, NULL,
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"tcp_portmon: connection index must be non-negative");
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}
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/* ok, args looks good. save the text object data */
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pmd = (tcp_port_monitor_data *)malloc(sizeof(struct tcp_port_monitor_data));
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