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Check max section sizes in rgblink

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The max size of some section types depends on the flags passed to
rgblink. Instead of doing in rgbasm some checks (for the sections with
fixed size) and others in rgblink, all checks are now done in rgblink.

Signed-off-by: Antonio Niño Díaz <antonio_nd@outlook.com>
This commit is contained in:
Antonio Niño Díaz
2017-04-24 01:29:40 +02:00
parent 6e123ccc36
commit 0d3401058d
1 changed files with 36 additions and 0 deletions
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36
src/link/object.c
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@@ -169,6 +169,42 @@ obj_ReadRGBSection(FILE * f)
} }
} }
unsigned int maxsize = 0;
/* Verify that the section isn't too big */
switch (pSection->Type)
{
case SECT_ROM0:
maxsize = (options & OPT_TINY) ? 0x8000 : 0x4000;
break;
case SECT_ROMX:
maxsize = 0x4000;
break;
case SECT_VRAM:
case SECT_SRAM:
maxsize = 0x2000;
break;
case SECT_WRAM0:
maxsize = (options & OPT_CONTWRAM) ? 0x2000 : 0x1000;
break;
case SECT_WRAMX:
maxsize = 0x1000;
break;
case SECT_OAM:
maxsize = 0xA0;
break;
case SECT_HRAM:
maxsize = 0x7F;
break;
default:
errx(1, "Section \"%s\" has an invalid section type.", pzName);
break;
}
if (pSection->nByteSize > maxsize) {
errx(1, "Section \"%s\" is bigger than the max size for that type: 0x%X > 0x%X",
pzName, pSection->nByteSize, maxsize);
}
if ((pSection->Type == SECT_ROMX) || (pSection->Type == SECT_ROM0)) { if ((pSection->Type == SECT_ROMX) || (pSection->Type == SECT_ROM0)) {
/* /*
* These sectiontypes contain data... * These sectiontypes contain data...