Calling the function with an offset when "offset + len" was superior or equal to the targeted blk length caused 'v' value to be improperly set. And because 'v' is directly provided to htx_replace_blk_value(), blk consistency was compromised. (It seems that blk was overrunning in htx_replace_blk_value() due to this and header data was overwritten in this case). This patch adds the missing checks to make the function behave as expected when offset is set and offset+len is greater or equals to the targeted blk length. Some comments were added to the function as well. It may be backported to 2.6 and 2.5 (cherry picked from commit bcbcf98e0c0149f91365f1f2d207be018124f6f2) Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
The HAProxy documentation has been split into a number of different files for ease of use. Please refer to the following files depending on what you're looking for : - INSTALL for instructions on how to build and install HAProxy - BRANCHES to understand the project's life cycle and what version to use - LICENSE for the project's license - CONTRIBUTING for the process to follow to submit contributions The more detailed documentation is located into the doc/ directory : - doc/intro.txt for a quick introduction on HAProxy - doc/configuration.txt for the configuration's reference manual - doc/lua.txt for the Lua's reference manual - doc/SPOE.txt for how to use the SPOE engine - doc/network-namespaces.txt for how to use network namespaces under Linux - doc/management.txt for the management guide - doc/regression-testing.txt for how to use the regression testing suite - doc/peers.txt for the peers protocol reference - doc/coding-style.txt for how to adopt HAProxy's coding style - doc/internals for developer-specific documentation (not all up to date)
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