diff options
Diffstat (limited to 'misc.c')
| -rw-r--r-- | misc.c | 283 |
1 files changed, 0 insertions, 283 deletions
@@ -1,283 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "misc.h" -#include "defines.h" -#include "interface.h" -#include "graphics.h" - -//Signum function -#ifdef WIN32 -_inline int isign(float i) -#else -inline int isign(float i) -#endif -{ - if (i<0) - return -1; - if (i>0) - return 1; - return 0; -} - -#ifdef WIN32 -_inline unsigned clamp_flt(float f, float min, float max) -#else -inline unsigned clamp_flt(float f, float min, float max) -#endif -{ - if(f<min) - return 0; - if(f>max) - return 255; - return (int)(255.0f*(f-min)/(max-min)); -} - -#ifdef WIN32 -_inline float restrict_flt(float f, float min, float max) -#else -inline float restrict_flt(float f, float min, float max) -#endif -{ - if(f<min) - return min; - if(f>max) - return max; - return f; -} - -char *mystrdup(char *s) -{ - char *x; - if(s) - { - x = (char*)malloc(strlen(s)+1); - strcpy(x, s); - return x; - } - return s; -} - -void strlist_add(struct strlist **list, char *str) -{ - struct strlist *item = malloc(sizeof(struct strlist)); - item->str = mystrdup(str); - item->next = *list; - *list = item; -} - -int strlist_find(struct strlist **list, char *str) -{ - struct strlist *item; - for(item=*list; item; item=item->next) - if(!strcmp(item->str, str)) - return 1; - return 0; -} - -void strlist_free(struct strlist **list) -{ - struct strlist *item; - while(*list) - { - item = *list; - *list = (*list)->next; - free(item); - } -} - -void save_presets(int do_update) -{ - FILE *f=fopen("powder.def", "wb"); - unsigned char sig[4] = {0x50, 0x44, 0x65, 0x66}; - unsigned char tmp = sdl_scale; - if(!f) - return; - fwrite(sig, 1, 4, f); - save_string(f, svf_user); - save_string(f, svf_pass); - fwrite(&tmp, 1, 1, f); - tmp = cmode; - fwrite(&tmp, 1, 1, f); - tmp = svf_admin; - fwrite(&tmp, 1, 1, f); - tmp = svf_mod; - fwrite(&tmp, 1, 1, f); - save_string(f, http_proxy_string); - tmp = SAVE_VERSION; - fwrite(&tmp, 1, 1, f); - tmp = MINOR_VERSION; - fwrite(&tmp, 1, 1, f); - tmp = do_update; - fwrite(&tmp, 1, 1, f); - fclose(f); -} - -void load_presets(void) -{ - FILE *f=fopen("powder.def", "rb"); - unsigned char sig[4], tmp; - if(!f) - return; - fread(sig, 1, 4, f); - if(sig[0]!=0x50 || sig[1]!=0x44 || sig[2]!=0x65 || sig[3]!=0x66) - { - if(sig[0]==0x4D && sig[1]==0x6F && sig[2]==0x46 && sig[3]==0x6F) - { - if(fseek(f, -3, SEEK_END)) - { - remove("powder.def"); - return; - } - if(fread(sig, 1, 3, f) != 3) - { - remove("powder.def"); - goto fail; - } - last_major = sig[0]; - last_minor = sig[1]; - update_flag = sig[2]; - } - fclose(f); - remove("powder.def"); - return; - } - if(load_string(f, svf_user, 63)) - goto fail; - if(load_string(f, svf_pass, 63)) - goto fail; - svf_login = !!svf_user[0]; - if(fread(&tmp, 1, 1, f) != 1) - goto fail; - sdl_scale = (tmp == 2) ? 2 : 1; - if(fread(&tmp, 1, 1, f) != 1) - goto fail; - cmode = tmp%7; - if(fread(&tmp, 1, 1, f) != 1) - goto fail; - svf_admin = tmp; - if(fread(&tmp, 1, 1, f) != 1) - goto fail; - svf_mod = tmp; - if(load_string(f, http_proxy_string, 255)) - goto fail; - if(fread(sig, 1, 3, f) != 3) - goto fail; - last_major = sig[0]; - last_minor = sig[1]; - update_flag = sig[2]; -fail: - fclose(f); -} - -void save_string(FILE *f, char *str) -{ - int li = strlen(str); - unsigned char lb[2]; - lb[0] = li; - lb[1] = li >> 8; - fwrite(lb, 2, 1, f); - fwrite(str, li, 1, f); -} - -int load_string(FILE *f, char *str, int max) -{ - int li; - unsigned char lb[2]; - fread(lb, 2, 1, f); - li = lb[0] | (lb[1] << 8); - if(li > max) - { - str[0] = 0; - return 1; - } - fread(str, li, 1, f); - str[li] = 0; - return 0; -} - -void strcaturl(char *dst, char *src) -{ - char *d; - unsigned char *s; - - for(d=dst; *d; d++) ; - - for(s=(unsigned char *)src; *s; s++) - { - if((*s>='0' && *s<='9') || - (*s>='a' && *s<='z') || - (*s>='A' && *s<='Z')) - *(d++) = *s; - else - { - *(d++) = '%'; - *(d++) = hex[*s>>4]; - *(d++) = hex[*s&15]; - } - } - *d = 0; -} - -void strappend(char *dst, char *src) -{ - char *d; - unsigned char *s; - - for(d=dst; *d; d++) ; - - for(s=(unsigned char *)src; *s; s++) - { - *(d++) = *s; - } - *d = 0; -} - -void *file_load(char *fn, int *size) -{ - FILE *f = fopen(fn, "rb"); - void *s; - - if(!f) - return NULL; - fseek(f, 0, SEEK_END); - *size = ftell(f); - fseek(f, 0, SEEK_SET); - s = malloc(*size); - if(!s) - { - fclose(f); - return NULL; - } - fread(s, *size, 1, f); - fclose(f); - return s; -} - -int cpu_check(void) -{ -#ifdef MACOSX - return 0; -#else -#ifdef X86 - unsigned af,bf,cf,df; - x86_cpuid(0, af, bf, cf, df); - if(bf==0x68747541 && cf==0x444D4163 && df==0x69746E65) - amd = 1; - x86_cpuid(1, af, bf, cf, df); -#ifdef X86_SSE - if(!(df&(1<<25))) - return 1; -#endif -#ifdef X86_SSE2 - if(!(df&(1<<26))) - return 1; -#endif -#ifdef X86_SSE3 - if(!(cf&1)) - return 1; -#endif -#endif -#endif - return 0; -}
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