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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "logo_types.h"
/* Loads a logo from disk */
struct logo_info *load_logo_from_disk(char *filename) {
struct logo_info *new_logo;
int logo_start=0,ascii_logo_start=0;
int ascii_size=0,size=0;
char temp_st[BUFSIZ];
FILE *fff;
char *result;
new_logo=calloc(1,sizeof(struct logo_info));
if (new_logo==NULL) {
printf("Error allocating memory!\n");
return NULL;
}
fff=fopen(filename,"r");
if (fff==NULL) {
printf("Error loading logo: %s\n",filename);
return NULL;
}
new_logo->logo=NULL;
new_logo->ascii_logo=NULL;
while (!feof(fff)) {
result=fgets(temp_st,BUFSIZ,fff);
if (result==NULL) {
break;
}
if (!strncmp(temp_st,"END_LOGO",8)) logo_start=0;
if (!strncmp(temp_st,"END_ASCII_LOGO",14)) ascii_logo_start=0;
if (logo_start) {
size+=strlen(temp_st);
if (new_logo->logo==NULL) {
new_logo->logo=strdup(temp_st);
}
else {
new_logo->logo=realloc(new_logo->logo,size+1);
if (new_logo->logo==NULL) {
printf("realloc of size %d failed!\n",size+1);
return NULL;
}
memcpy(new_logo->logo+strlen(new_logo->logo),
temp_st,strlen(temp_st)+1);
}
new_logo->ysize++;
}
if (ascii_logo_start) {
ascii_size+=strlen(temp_st);
if (new_logo->ascii_logo==NULL) {
new_logo->ascii_logo=strdup(temp_st);
}
else {
new_logo->ascii_logo=realloc(
new_logo->ascii_logo,ascii_size+1);
memcpy( new_logo->ascii_logo
+strlen(new_logo->ascii_logo),
temp_st,strlen(temp_st)+1);
}
new_logo->ascii_ysize++;
}
if (!strncmp(temp_st,"BEGIN_ASCII_LOGO",16)) {
ascii_logo_start=1;
}
if (!strncmp(temp_st,"BEGIN_LOGO",10)) {
logo_start=1;
}
if ( (!ascii_logo_start) && (!logo_start) ) {
if (!strncmp(temp_st,"SYSINFO_POSITION",16)) {
if (!strncmp(temp_st+17,"bottom",6)) {
new_logo->sysinfo_position=
SYSINFO_BOTTOM;
}
if (!strncmp(temp_st+17,"right",5)) {
new_logo->sysinfo_position=
SYSINFO_RIGHT;
}
}
if (!strncmp(temp_st,"DESCRIPTION_STRING",18)) {
new_logo->description=strdup(temp_st+19);
new_logo->description[strlen(
new_logo->description)-1]=0;
}
if (!strncmp(temp_st,"NAME",4)) {
new_logo->name=strdup(temp_st+5);
new_logo->name[strlen(new_logo->name)-1]=0;
}
}
}
new_logo->next_logo=NULL;
fclose(fff);
return new_logo;
}
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