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[codec,nsc] bounds checks and doxygen

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* Improve doxygen for nsc_process_message
* Improve bounds checks for nsc_process_message
This commit is contained in:
Armin Novak
2026-02-15 19:32:38 +01:00
parent 0746639629
commit f4d74c33fd
2 changed files with 31 additions and 3 deletions
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22
include/freerdp/codec/nsc.h
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@@ -53,11 +53,33 @@ extern "C"
FREERDP_API BOOL nsc_context_set_parameters(NSC_CONTEXT* WINPR_RESTRICT context,
NSC_PARAMETER what, UINT32 value);
/** @brief decode a NSC message
*
* @param context The context to work on
* @param bpp The bit depth of the data
* @param width The width in pixels of the NSC surface
* @param height The height in pixels of the NSC surface
* @param data The data to decode
* @param length The length of \ref data in bytes
* @param pDstData The destination buffer. Must be at least \n nDstStride * nHeight in size.
* @param DstFormat The color format of the destination
* @param nDstStride The number of bytes per destination buffer line. Must be larger than
* bytes(DstFormat) * nWidth or \0 (in which case it is set to former minimum bound)
* @param nXDst The X offset in the destination buffer in pixels
* @param nYDst The Y offset in the destination buffer in pixels
* @param nWidth The width of the destination buffer in pixels
* @param nHeight The height of the destination buffer in pixels
* @param flip Image flipping flags FREERDP_FLIP_NONE et al passed on to \ref
* freerdp_image_copy
*
* @return \b TRUE in case of success, \b FALSE for any error. Check WLog for details.
*/
FREERDP_API BOOL nsc_process_message(NSC_CONTEXT* WINPR_RESTRICT context, UINT16 bpp,
UINT32 width, UINT32 height, const BYTE* data,
UINT32 length, BYTE* WINPR_RESTRICT pDstData,
UINT32 DstFormat, UINT32 nDstStride, UINT32 nXDst,
UINT32 nYDst, UINT32 nWidth, UINT32 nHeight, UINT32 flip);
FREERDP_API BOOL nsc_compose_message(NSC_CONTEXT* WINPR_RESTRICT context,
wStream* WINPR_RESTRICT s,
const BYTE* WINPR_RESTRICT bmpdata, UINT32 width,