int M_ReadFile(char const *name, byte **buffer)
{
FILE *fp;
if ((fp = fopen(name, "rb")))
{
size_t length;
I_BeginRead();
fseek(fp, 0, SEEK_END);
length = ftell(fp);
fseek(fp, 0, SEEK_SET);
*buffer = Z_Malloc(length, PU_STATIC, 0);
if (fread(*buffer, 1, length, fp) == length)
{
fclose(fp);
I_EndRead();
return length;
}
fclose(fp);
}
/* cph 2002/08/10 - this used to return 0 on error, but that's ambiguous,
* because we could have a legit 0-length file. So make it -1. */
return -1;
}
bool M_WriteFile(const char *path, const char *contents, size_t size) {
clear_file_error();
I_BeginRead();
gboolean res = g_file_set_contents(path, contents, size, &file_error);
I_EndRead();
return res;
}
bool M_ReadFile(const char *path, char **data, size_t *size) {
clear_file_error();
I_BeginRead();
gboolean res = g_file_get_contents(path, data, size, &file_error);
I_EndRead();
return res;
}
bool M_ReadFileBuf(buf_t *buf, const char *path) {
char *data = NULL;
gsize size;
clear_file_error();
I_BeginRead();
gboolean res = g_file_get_contents(path, &data, &size, &file_error);
I_EndRead();
if (!res)
return false;
M_BufferWrite(buf, data, size);
return true;
}
void W_ReadLump (int lump, void *dest)
{
int c;
lumpinfo_t *l;
if (lump >= numlumps)
I_Error ("W_ReadLump: %i >= numlumps",lump);
l = lumpinfo+lump;
I_BeginRead ();
lseek (l->handle, l->position, SEEK_SET);
c = read (l->handle, dest, l->size);
if (c < l->size)
I_Error ("W_ReadLump: only read %i of %i on lump %i",c,l->size,lump);
I_EndRead ();
}
boolean M_WriteFile(char const *name, void *source, int length)
{
FILE *fp;
//errno = 0;
if (!(fp = fopen(name, "wb"))) // Try opening file
return 0; // Could not open file for writing
I_BeginRead(); // Disk icon on
length = fwrite(source, 1, length, fp) == (size_t)length; // Write data
fclose(fp);
I_EndRead(); // Disk icon off
if (!length) // Remove partially written file
remove(name);
return length;
}
//
// W_ReadLump
// Loads the lump into the given buffer,
// which must be >= W_LumpLength().
//
void W_ReadLump(unsigned int lump, void* dest)
{
int c;
lumpinfo_t* l;
if (lump >= numlumps)
I_Error ("W_ReadLump: %i >= numlumps",lump);
l = lumpinfo + lump;
if (lump != stdisk_lumpnum)
I_BeginRead();
fseek (l->handle, l->position, SEEK_SET);
c = fread (dest, l->size, 1, l->handle);
if (feof(l->handle))
I_Error ("W_ReadLump: only read %i of %i on lump %i", c, l->size, lump);
if (lump != stdisk_lumpnum)
I_EndRead();
}
//
// W_ReadLump
// Loads the lump into the given buffer,
// which must be >= W_LumpLength().
//
void W_ReadLump(lumpindex_t lump, void *dest)
{
int c;
lumpinfo_t *l;
if (lump >= numlumps)
{
I_Error ("W_ReadLump: %i >= numlumps", lump);
}
l = lumpinfo[lump];
I_BeginRead();
c = W_Read(l->wad_file, l->position, dest, l->size);
if (c < l->size)
{
I_Error("W_ReadLump: only read %i of %i on lump %i",
c, l->size, lump);
}
I_EndRead();
}
