SEI CERT C Coding Standard

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Title: Rec. 04. Integers (INT)  
Author: Barbara White Mar 05, 2015
Last Changed by: David Svoboda Aug 06, 2025
Tiny Link: (useful for email) https://wiki.sei.cmu.edu/confluence/x/a9UxBQ
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    Page: 3 Recommendations
Children (16)
    Page: INT00-C. Understand the data model used by your implementation(s)
    Page: INT01-C. Use size_t or rsize_t for all integer values representing the size of an object
    Page: INT02-C. Understand integer conversion rules
    Page: INT04-C. Enforce limits on integer values originating from tainted sources
    Page: INT05-C. Do not use input functions to convert character data if they cannot handle all possible inputs
    Page: INT07-C. Use only explicitly signed or unsigned char type for numeric values
    Page: INT08-C. Verify that all integer values are in range
    Page: INT09-C. Ensure enumeration constants map to unique values
    Page: INT10-C. Do not assume a positive remainder when using the % operator
    Page: INT12-C. Do not make assumptions about the type of a plain int bit-field when used in an expression
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Recent Changes
Time Editor  
Aug 06, 2025 17:49 David Svoboda View Changes
May 20, 2025 10:04 David Svoboda View Changes
May 20, 2025 09:47 David Svoboda View Changes
May 20, 2025 09:38 David Svoboda View Changes
REM Cost Reform
Mar 15, 2022 09:44 David Svoboda  
Outgoing Links
External Links (5)
    https://confluence/label/seccode/int
    https://wiki.sei.cmu.edu/confluence/pages/viewpage.action?p…
    https://confluence/label/seccode/recommendation
    https://wiki.sei.cmu.edu/confluence/pages/viewpage.action?p…
    https://wiki.sei.cmu.edu/confluence/pages/viewpage.action?p…
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