/* iterates over all fields of a certain key of a certain section */
static HRESULT iterate_section_fields(HINF hinf, PCWSTR section, PCWSTR key,
iterate_fields_func callback, void *arg)
{
WCHAR static_buffer[200];
WCHAR *buffer = static_buffer;
DWORD size = sizeof(static_buffer) / sizeof(WCHAR);
INFCONTEXT context;
HRESULT hr = E_FAIL;
BOOL ok = SetupFindFirstLineW(hinf, section, key, &context);
while (ok)
{
UINT i, count = SetupGetFieldCount(&context);
for (i = 1; i <= count; i++)
{
if (!(buffer = get_field_string(&context, i, buffer, static_buffer, &size)))
goto done;
if ((hr = callback(hinf, buffer, arg)) != S_OK)
goto done;
}
ok = SetupFindNextMatchLineW(&context, key, &context);
}
hr = S_OK;
done:
if (buffer != static_buffer) HeapFree(GetProcessHeap(), 0, buffer);
return hr;
}
void get_field_string_with_size(parsertype p, void *e, const char *path, char *d, size_t n)
{
const char *s = NULL;
s = get_field_string(p, e, path);
if (s) {
strncpy(d, s, n);
check_field_string(s, d, n);
}
}
// Puts "field" from "section" from .ini file "f" into "s".
// If "section" does not exist or "field" does not exist in
// section then s="";
void ini_fgets(FILE *f, const char *section, const char *field, char *s)
{
int i;
long start_pos,string_start_pos;
char ts[INI_STRING_SIZE*2];
if (f!=current_file)
reset_buffer(f);
// Default to "Not found"
s[0]=0;
// See if section is in buffer
for (i=0;i<NUM_SECTION_BUFFERS;i++)
if (strnicmp(section_buffers[i].name,section,MAX_SECTION_WIDTH)==0)
break;
// If section is in buffer, seek to it if necessary
if (i<NUM_SECTION_BUFFERS)
{
if (i!=current_section)
{
current_section=i;
fseek(f,section_buffers[i].offset,SEEK_SET);
}
}
// else look through .ini file for it.
else
{
// Make sure we are not at eof or this will cause trouble.
if (feof(f))
rewind(f);
start_pos=ftell(f);
while (1)
{
stripped_fgets(ts,INI_STRING_SIZE*2,f);
// If it is a section, add it to the section buffer
if (is_section(ts,"*"))
current_section=add_section(ts,ftell(f));
// If it is the section we are looking for, break.
if (is_section(ts,section))
break;
// If we reach the end of the file, rewind to the start.
if (feof(f))
rewind(f);
if (ftell(f)==start_pos)
return;
}
}
// See if field is in buffer
for (i=0;i<NUM_FIELD_BUFFERS;i++)
if (field_buffers[i].section==current_section)
if (strnicmp(field_buffers[i].name,field,MAX_FIELD_WIDTH)==0)
break;
// If field is in buffer, seek to it and read it
if (i<NUM_FIELD_BUFFERS)
{
fseek(f,field_buffers[i].offset,SEEK_SET);
stripped_fgets(ts,INI_STRING_SIZE*2,f);
get_field_string(s,ts);
}
else
// else search through section for field.
{
// Make sure we do not start at eof or this will cause problems.
if (feof(f))
fseek(f,section_buffers[current_section].offset,SEEK_SET);
start_pos=ftell(f);
while (1)
{
string_start_pos=ftell(f);
stripped_fgets(ts,INI_STRING_SIZE*2,f);
// If it is a field, add it to the buffer
if (is_field(ts,"*"))
add_field(ts,current_section,string_start_pos);
// If it is the field we are looking for, save it
if (is_field(ts,field))
{
get_field_string(s,ts);
break;
}
// If we reach the end of the section, start over
if (feof(f) || is_section(ts,"*"))
fseek(f,section_buffers[current_section].offset,SEEK_SET);
if (ftell(f)==start_pos)
return;
}
}
}
