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detecting BOM in gamedata

This commit is contained in:
Enno Rehling 2007-09-02 09:59:28 +00:00
parent 5c99afc34d
commit ff8bfefc44
1 changed files with 19 additions and 12 deletions
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31
src/common/kernel/save.c
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@ -84,6 +84,7 @@
#define MAXPERSISTENT 128 #define MAXPERSISTENT 128
/* exported symbols symbols */ /* exported symbols symbols */
const unsigned char utf8_bom[4] = { 0xef, 0xbb, 0xbf };
const char * xmlfile = "eressea.xml"; const char * xmlfile = "eressea.xml";
const char * g_datadir; const char * g_datadir;
int firstx = 0, firsty = 0; int firstx = 0, firsty = 0;
@ -1517,6 +1518,7 @@ readgame(const char * filename, int backup)
int rmax = maxregions; int rmax = maxregions;
char path[MAX_PATH]; char path[MAX_PATH];
char token[32]; char token[32];
int encoding = enc_gamedata;
sprintf(path, "%s/%s", datapath(), filename); sprintf(path, "%s/%s", datapath(), filename);
log_printf("- reading game data from %s\n", filename); log_printf("- reading game data from %s\n", filename);
@ -1527,10 +1529,16 @@ readgame(const char * filename, int backup)
return -1; return -1;
} }
/* globale Variablen */ /* recognize UTF8 BOM */
rss(F, token, sizeof(token));
if (memcmp(token, utf8_bom, 3)==0 && enc_gamedata!=XML_CHAR_ENCODING_UTF8) {
encoding = XML_CHAR_ENCODING_UTF8;
log_warning(("Found UTF-8 BOM, assuming unicode gamedata.\n"));
global.data_version = atoi(token+3);
} else {
global.data_version = atoi(token);
}
/* TODO: recognize UTF8 BOM */
global.data_version = ri(F);
assert(global.data_version>=MIN_VERSION || !"unsupported data format"); assert(global.data_version>=MIN_VERSION || !"unsupported data format");
assert(global.data_version<=RELEASE_VERSION || !"unsupported data format"); assert(global.data_version<=RELEASE_VERSION || !"unsupported data format");
assert(global.data_version >= GROWTREE_VERSION); assert(global.data_version >= GROWTREE_VERSION);
@ -1563,7 +1571,7 @@ readgame(const char * filename, int backup)
while(--n >= 0) { while(--n >= 0) {
plane *pl = calloc(1, sizeof(plane)); plane *pl = calloc(1, sizeof(plane));
pl->id = ri(F); pl->id = ri(F);
xrds(F, &pl->name, enc_gamedata); xrds(F, &pl->name, encoding);
pl->minx = (short)ri(F); pl->minx = (short)ri(F);
pl->maxx = (short)ri(F); pl->maxx = (short)ri(F);
pl->miny = (short)ri(F); pl->miny = (short)ri(F);
@ -1598,7 +1606,7 @@ readgame(const char * filename, int backup)
/* fflush (stdout); */ /* fflush (stdout); */
while (--n >= 0) { while (--n >= 0) {
faction * f = readfaction(F, enc_gamedata); faction * f = readfaction(F, encoding);
*fp = f; *fp = f;
fp = &f->next; fp = &f->next;
@ -1656,7 +1664,7 @@ readgame(const char * filename, int backup)
} }
--rmax; --rmax;
r = readregion(F, enc_gamedata, x, y); r = readregion(F, encoding, x, y);
/* Burgen */ /* Burgen */
p = ri(F); p = ri(F);
@ -1669,9 +1677,9 @@ readgame(const char * filename, int backup)
*bp = b; *bp = b;
bp = &b->next; bp = &b->next;
bhash(b); bhash(b);
xrds(F, &b->name, enc_gamedata); xrds(F, &b->name, encoding);
if (lomem) rds(F, 0); if (lomem) rds(F, 0);
else xrds(F, &b->display, enc_gamedata); else xrds(F, &b->display, encoding);
b->size = ri(F); b->size = ri(F);
rss(F, token, sizeof(token)); rss(F, token, sizeof(token));
b->type = bt_find(token); b->type = bt_find(token);
@ -1690,9 +1698,9 @@ readgame(const char * filename, int backup)
*shp = sh; *shp = sh;
shp = &sh->next; shp = &sh->next;
shash(sh); shash(sh);
xrds(F, &sh->name, enc_gamedata); xrds(F, &sh->name, encoding);
if (lomem) rds(F, NULL); if (lomem) rds(F, NULL);
else xrds(F, &sh->display, enc_gamedata); else xrds(F, &sh->display, encoding);
rss(F, token, sizeof(token)); rss(F, token, sizeof(token));
sh->type = st_find(token); sh->type = st_find(token);
@ -1718,7 +1726,7 @@ readgame(const char * filename, int backup)
up = &r->units; up = &r->units;
while (--p >= 0) { while (--p >= 0) {
unit * u = readunit(F, enc_gamedata); unit * u = readunit(F, encoding);
sc_mage * mage; sc_mage * mage;
assert(u->region==NULL); assert(u->region==NULL);
@ -1793,7 +1801,6 @@ writegame(const char *filename, int quiet)
if (F==NULL) { if (F==NULL) {
return -1; return -1;
} else { } else {
const unsigned char utf8_bom[4] = { 0xef, 0xbb, 0xbf };
fwrite(utf8_bom, 1, 3, F); fwrite(utf8_bom, 1, 3, F);
} }
if (!quiet) if (!quiet)