We use different types of signature formats in different places. Set up the infrastructure and overview to describe them systematically in our technical documentation. Signed-off-by: Michael J Gruber <git@xxxxxxxxxxxxxxxxxxxx> --- Documentation/Makefile | 1 + Documentation/technical/signature-format.txt | 17 +++++++++++++++++ 2 files changed, 18 insertions(+) create mode 100644 Documentation/technical/signature-format.txt diff --git a/Documentation/Makefile b/Documentation/Makefile index 35c1385..b43d66e 100644 --- a/Documentation/Makefile +++ b/Documentation/Makefile @@ -76,6 +76,7 @@ TECH_DOCS += technical/protocol-common TECH_DOCS += technical/racy-git TECH_DOCS += technical/send-pack-pipeline TECH_DOCS += technical/shallow +TECH_DOCS += technical/signature-format TECH_DOCS += technical/trivial-merge SP_ARTICLES += $(TECH_DOCS) SP_ARTICLES += technical/api-index diff --git a/Documentation/technical/signature-format.txt b/Documentation/technical/signature-format.txt new file mode 100644 index 0000000..fda4fb8 --- /dev/null +++ b/Documentation/technical/signature-format.txt @@ -0,0 +1,17 @@ +Git signature format +==================== + +== Overview + +Git uses cryptographic signatures in various places, currently objects (tags, +commits, mergetags) and transactions (pushes). In every case, the command which +is about to create an object or transaction determines a payload from that, +calls gpg to obtain a detached signature for the payload (`gpg -bsa`) and +embeds the signature into the object or transaction. + +Signatures always begin with `-----BEGIN PGP SIGNATURE-----` +and end with `-----END PGP SIGNATURE-----`, unless gpg is told to +produce RFC1991 signatures which use `MESSAGE` instead of `SIGNATURE`. + +The signed payload and the way the signature is embedded depends +on the type of the object resp. transaction. -- 2.9.0.382.g87fd384 -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html