diff options
Diffstat (limited to 'wmiistatus.c')
| -rw-r--r-- | wmiistatus.c | 174 |
1 files changed, 148 insertions, 26 deletions
diff --git a/wmiistatus.c b/wmiistatus.c index 13f9e85..a2c626a 100644 --- a/wmiistatus.c +++ b/wmiistatus.c @@ -65,11 +65,23 @@ #define _IS_WMIISTATUS_C #include "wmiistatus.h" #undef _IS_WMIISTATUS_C -#include "config.h" /* socket file descriptor for general purposes */ static int general_socket; +static const char *wlan_interface; +static const char *eth_interface; +static char *wmii_path; +static const char *time_format; +static const char *battery_path; +static bool use_colors; +static bool get_ethspeed; +static const char *wmii_normcolors = "#222222 #333333"; +static char order[MAX_ORDER][2]; +static const char **run_watches; +static unsigned int num_run_watches; +static unsigned int interval = 1; + /* * This function just concats two strings in place, it should only be used * for concatting order to the name of a file or concatting color codes. @@ -288,6 +300,31 @@ static char *get_battery_info() { } /* + * Return the IP address for the given interface or "no IP" if the + * interface is up and running but hasn't got an IP address yet + * + */ +static const char *get_ip_address(const char *interface) { + static char part[512]; + struct ifreq ifr; + struct sockaddr_in addr; + socklen_t len = sizeof(struct sockaddr_in); + memset(part, 0, sizeof(part)); + + (void)strcpy(ifr.ifr_name, interface); + ifr.ifr_addr.sa_family = AF_INET; + if (ioctl(general_socket, SIOCGIFADDR, &ifr) < 0) + return NULL; + + memcpy(&addr, &ifr.ifr_addr, len); + (void)inet_ntop(AF_INET, &addr.sin_addr.s_addr, part, len); + if (strlen(part) == 0) + (void)snprintf(part, sizeof(part), "no IP"); + + return part; +} + +/* * Just parses /proc/net/wireless looking for lines beginning with * wlan_interface, extracting the quality of the link and adding the * current IP address of wlan_interface. @@ -329,31 +366,6 @@ static char *get_wireless_info() { } /* - * Return the IP address for the given interface or "no IP" if the - * interface is up and running but hasn't got an IP address yet - * - */ -static const char *get_ip_address(const char *interface) { - static char part[512]; - struct ifreq ifr; - struct sockaddr_in addr; - socklen_t len = sizeof(struct sockaddr_in); - memset(part, 0, sizeof(part)); - - (void)strcpy(ifr.ifr_name, interface); - ifr.ifr_addr.sa_family = AF_INET; - if (ioctl(general_socket, SIOCGIFADDR, &ifr) < 0) - return NULL; - - memcpy(&addr, &ifr.ifr_addr, len); - (void)inet_ntop(AF_INET, &addr.sin_addr.s_addr, part, len); - if (strlen(part) == 0) - (void)snprintf(part, sizeof(part), "no IP"); - - return part; -} - -/* * Combines ethernet IP addresses and speed (if requested) for displaying * */ @@ -426,6 +438,116 @@ static bool process_runs(const char *path) { #endif } +/* + * Reads the configuration from the given file + * + */ +static int load_configuration(const char *configfile) { + #define OPT(x) else if (strcasecmp(dest_name, x) == 0) + + /* check if the file exists */ + struct stat buf; + if (stat(configfile, &buf) < 0) + return -1; + + int result = 0; + FILE *handle = fopen(configfile, "r"); + if (handle == NULL) + die("Could not open configfile\n"); + char dest_name[512], dest_value[512], whole_buffer[1026]; + struct stat stbuf; + while (!feof(handle)) { + char *ret; + if ((ret = fgets(whole_buffer, 1024, handle)) == whole_buffer) { + /* sscanf implicitly strips whitespace */ + if (sscanf(whole_buffer, "%s %[^\n]", dest_name, dest_value) < 1) + continue; + } else if (ret != NULL) + die("Could not read line in configuration file\n"); + + /* skip comments and empty lines */ + if (dest_name[0] == '#' || strlen(dest_name) < 3) + continue; + + OPT("wlan") + wlan_interface = strdup(dest_value); + OPT("eth") + eth_interface = strdup(dest_value); + OPT("time_format") + time_format = strdup(dest_value); + OPT("battery_path") + battery_path = strdup(dest_value); + OPT("color") + use_colors = true; + OPT("get_ethspeed") + get_ethspeed = true; + OPT("normcolors") + wmii_normcolors = strdup(dest_value); + OPT("interval") + interval = atoi(dest_value); + OPT("wmii_path") + { + static glob_t globbuf; + if (glob(dest_value, GLOB_NOCHECK | GLOB_TILDE, NULL, &globbuf) < 0) + die("glob() failed\n"); + wmii_path = strdup(globbuf.gl_pathc > 0 ? globbuf.gl_pathv[0] : dest_value); + globfree(&globbuf); + + if ((stat(wmii_path, &stbuf)) == -1) { + fprintf(stderr, "Warning: wmii_path contains an invalid path\n"); + free(wmii_path); + wmii_path = strdup(dest_value); + } + if (wmii_path[strlen(wmii_path)-1] != '/') + die("wmii_path is not terminated by /\n"); + } + OPT("run_watch") + { + char *name = strdup(dest_value); + char *path = name; + while (*path != ' ') + path++; + *(path++) = '\0'; + num_run_watches += 2; + run_watches = realloc(run_watches, sizeof(char*) * num_run_watches); + run_watches[num_run_watches-2] = name; + run_watches[num_run_watches-1] = path; + } + OPT("order") + { + #define SET_ORDER(opt, idx) { if (strcasecmp(token, opt) == 0) sprintf(order[idx], "%d", c++); } + char *walk, *token; + int c = 0; + walk = token = dest_value; + while (*walk != '\0') { + while ((*walk != ',') && (*walk != '\0')) + walk++; + *(walk++) = '\0'; + SET_ORDER("run", ORDER_RUN); + SET_ORDER("wlan", ORDER_WLAN); + SET_ORDER("eth", ORDER_ETH); + SET_ORDER("battery", ORDER_BATTERY); + SET_ORDER("load", ORDER_LOAD); + SET_ORDER("time", ORDER_TIME); + token = walk; + while (isspace((int)(*token))) + token++; + } + } + else + { + result = -2; + die("Unknown configfile option: %s\n", dest_name); + } + } + fclose(handle); + + if (wmii_path == NULL) + exit(EXIT_FAILURE); + + return result; +} + int main(int argc, char *argv[]) { char part[512], pathbuf[512]; |