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The gets_s() function reads, at most, one less than the number of characters specified from the stream pointed to by stdin into an array.
The C Standard, Annex K 3.5.4.1 paragraph 4 [ISO/IEC 9899:20112024], states
No additional characters are read after a new-line character (which is discarded) or after end-of-file. The discarded new-line character does not count towards number of characters read. A null character is written immediately after the last character read into the array.
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| [Dowd 2006] | Chapter 7, "Program Building Blocks" ("Loop Constructs," pp. 327–336) |
| [Drepper 2006] | Section 2.1.1, "Respecting Memory Bounds" |
| [ISO/IEC 9899:20112024] | K.3.5.4.1, "The gets_s Function" |
| [Lai 2006] | |
| [NIST 2006] | SAMATE Reference Dataset Test Case ID 000-000-088 |
| [Seacord 2013b] | Chapter 2, "Strings" |
| [xorl 2009] | FreeBSD-SA-09:11: NTPd Remote Stack Based Buffer Overflows |
[BC] | New Linux SUDO flaw lets local users gain root privileges |
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