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updated update_bitmap, replace_icon and generate_uninstall_icon_data so they'll work on big-endian platforms

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still need to update generate_unicons_offsets


git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@4578 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2006-03-11 18:14:59 +00:00
parent d2525a34b6
commit cfe99c1c26
1 changed files with 40 additions and 18 deletions
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58
Source/util.cpp
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@ -53,6 +53,7 @@ int update_bitmap(CResourceEditor* re, WORD id, const char* filename, int width/
LONG biWidth;
fseek(f, 18, SEEK_SET); // Seek to the width member of the header
fread(&biWidth, sizeof(LONG), 1, f);
FIX_ENDIAN_INT32_INPLACE(biWidth);
if (width != biWidth) {
fclose(f);
return -3;
@ -63,6 +64,7 @@ int update_bitmap(CResourceEditor* re, WORD id, const char* filename, int width/
LONG biHeight;
fseek(f, 22, SEEK_SET); // Seek to the height member of the header
fread(&biHeight, sizeof(LONG), 1, f);
FIX_ENDIAN_INT32_INPLACE(biHeight);
// Bitmap height can be negative too...
if (height != abs(biHeight)) {
fclose(f);
@ -74,6 +76,7 @@ int update_bitmap(CResourceEditor* re, WORD id, const char* filename, int width/
WORD biBitCount;
fseek(f, 28, SEEK_SET); // Seek to the height member of the header
fread(&biBitCount, sizeof(WORD), 1, f);
FIX_ENDIAN_INT16_INPLACE(biBitCount);
if (biBitCount > maxbpp) {
fclose(f);
return -4;
@ -83,6 +86,7 @@ int update_bitmap(CResourceEditor* re, WORD id, const char* filename, int width/
DWORD dwSize;
fseek(f, 2, SEEK_SET);
fread(&dwSize, sizeof(DWORD), 1, f);
FIX_ENDIAN_INT32_INPLACE(dwSize);
dwSize -= 14;
unsigned char* bitmap = (unsigned char*)malloc(dwSize);
@ -134,16 +138,30 @@ typedef struct {
#define SIZEOF_RSRC_ICON_GROUP_ENTRY 14
static FILE * open_icon(const char* filename, IconGroupHeader *igh)
{
FILE* f = FOPEN(filename, "rb");
if (!f)
throw runtime_error("can't open file");
if (!fread(igh, sizeof(IconGroupHeader), 1, f))
throw runtime_error("unable to read file");
FIX_ENDIAN_INT16_INPLACE(igh->wIsIcon);
FIX_ENDIAN_INT16_INPLACE(igh->wReserved);
FIX_ENDIAN_INT16_INPLACE(igh->wCount);
if (igh->wIsIcon != 1 || igh->wReserved != 0)
throw runtime_error("invalid icon file");
return f;
}
// replace_icon, must get an initialized resource editor
void replace_icon(CResourceEditor* re, WORD wIconId, const char* filename)
{
FILE* f = FOPEN(filename, "rb");
if (!f) throw runtime_error("can't open file");
IconGroupHeader igh;
if (!fread(&igh, sizeof(IconGroupHeader), 1, f)) throw runtime_error("unable to read file");
if (igh.wIsIcon != 1 || igh.wReserved != 0) throw runtime_error("invalid icon file");
FILE *f = open_icon(filename, &igh);
BYTE* rsrcIconGroup = (BYTE*)malloc(sizeof(IconGroupHeader) + igh.wCount*SIZEOF_RSRC_ICON_GROUP_ENTRY);
if (!rsrcIconGroup) throw bad_alloc();
@ -159,11 +177,17 @@ void replace_icon(CResourceEditor* re, WORD wIconId, const char* filename)
for (i = 0; i < igh.wCount; i++) {
fread(ige, sizeof(FileIconGroupEntry)-sizeof(DWORD), 1, f);
FIX_ENDIAN_INT16_INPLACE(ige->wRsrcId);
FIX_ENDIAN_INT32_INPLACE(ige->dwRawSize);
ige->wRsrcId = i+1;
DWORD dwOffset;
fread(&dwOffset, sizeof(DWORD), 1, f);
FIX_ENDIAN_INT32_INPLACE(dwOffset);
fpos_t pos;
fgetpos(f, &pos);
@ -200,13 +224,8 @@ unsigned char* generate_uninstall_icon_data(const char* filename, size_t &size)
{
int i;
FILE* f = FOPEN(filename, "rb");
if (!f) throw runtime_error("can't open file");
IconGroupHeader igh;
if (!fread(&igh, sizeof(IconGroupHeader), 1, f)) throw runtime_error("unable to read file");
if (igh.wIsIcon != 1 || igh.wReserved != 0) throw runtime_error("invalid icon file");
FILE *f = open_icon(filename, &igh);
int iNewIconSize = 0;
FileIconGroupEntry ige;
@ -219,7 +238,7 @@ unsigned char* generate_uninstall_icon_data(const char* filename, size_t &size)
if (!fread(&ige, sizeof(FileIconGroupEntry), 1, f)) throw runtime_error("unable to read file");
offsets[i] = ige.dwImageOffset;
rawSizes[i] = ige.dwRawSize;
iNewIconSize += ige.dwRawSize;
iNewIconSize += FIX_ENDIAN_INT32(ige.dwRawSize);
}
// Before each icon come two DWORDs, one for size and the other for offset (set later)
@ -236,9 +255,9 @@ unsigned char* generate_uninstall_icon_data(const char* filename, size_t &size)
seeker += sizeof(DWORD);
*(DWORD*)seeker = 0;
seeker += sizeof(DWORD);
fseek(f, offsets[i], SEEK_SET);
fread(seeker, 1, rawSizes[i], f);
seeker += rawSizes[i];
fseek(f, FIX_ENDIAN_INT32(offsets[i]), SEEK_SET);
fread(seeker, 1, FIX_ENDIAN_INT32(rawSizes[i]), f);
seeker += FIX_ENDIAN_INT32(rawSizes[i]);
}
// This is how we know there are no more icons (size = 0)
@ -256,8 +275,11 @@ unsigned char* generate_uninstall_icon_data(const char* filename, size_t &size)
#define MY_ASSERT(x, y) if (x) {if (g_display_errors) fprintf(g_output,"\nError finding icon resources: %s -- failing!\n", y);return 0;}
int find_in_dir(PRESOURCE_DIRECTORY rd, WORD id) {
for (int i = rd->Header.NumberOfNamedEntries; i < rd->Header.NumberOfNamedEntries + rd->Header.NumberOfIdEntries; i++) {
if (rd->Entries[i].Id == id) {
WORD i = FIX_ENDIAN_INT16(rd->Header.NumberOfNamedEntries);
WORD l = FIX_ENDIAN_INT16(rd->Header.NumberOfNamedEntries + rd->Header.NumberOfIdEntries);
for (; i < l; i++) {
if (FIX_ENDIAN_INT16(rd->Entries[i].Id) == id) {
return i;
}
}