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Fixed ReadFileString ignoring fourth parameter (bug 3459, r=ds).

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This commit is contained in:
David Anderson
2008-11-29 22:43:30 -06:00
parent b684d3aad7
commit 7ff0129f36
2 changed files with 25 additions and 7 deletions
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core/smn_filesystem.cpp
+20 -2
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@@ -802,11 +802,29 @@ static cell_t sm_ReadFileString(IPluginContext *pContext, const cell_t *params)
char *buffer;
pContext->LocalToString(params[2], &buffer);
if (params[4] != -1)
{
if (size_t(params[4]) > size_t(params[3]))
{
return pContext->ThrowNativeError("read_count (%u) is greater than buffer size (%u)",
params[4],
params[3]);
}
num_read = (cell_t)fread(buffer, 1, params[4], pFile);
if (num_read != params[4] && ferror(pFile))
{
return -1;
}
return num_read;
}
char val;
while (1)
{
/* If we're in stop mode, break as soon as the buffer is full. */
if (params[4] && (params[3] == 0 || num_read >= params[3] - 1))
if (params[3] == 0 || num_read >= params[3] - 1)
{
break;
}