doc: improve the cipher life cycle diagram
@@ -24,30 +24,28 @@ digraph cipher {
finaled -> finaled [label="EVP_CIPHER_CTX_get_params\n(AEAD encryption)",
style=dashed];
finaled -> end [label="EVP_CIPHER_CTX_free"];
- finaled -> newed [label="EVP_CIPHER_CTX_reset", style=dashed,
- color="#034f84", fontcolor="#034f84"];
- updated -> newed [label="EVP_CIPHER_CTX_reset", style=dashed,
- color="#034f84", fontcolor="#034f84"];
newed -> d_initialised [label="EVP_DecryptInit"];
d_initialised -> d_initialised [label="EVP_DecryptInit\n(not required but allowed)",
style=dashed];
d_initialised -> d_updated [label="EVP_DecryptUpdate", weight=2];
d_updated -> d_updated [label="EVP_DecryptUpdate"];
d_updated -> finaled [label="EVP_DecryptFinal"];
- d_updated -> newed [label="EVP_CIPHER_CTX_reset", style=dashed,
- color="#034f84", fontcolor="#034f84"];
newed -> e_initialised [label="EVP_EncryptInit"];
e_initialised -> e_initialised [label="EVP_EncryptInit\n(not required but allowed)",
style=dashed];
e_initialised -> e_updated [label="EVP_EncryptUpdate", weight=2];
e_updated -> e_updated [label="EVP_EncryptUpdate"];
e_updated -> finaled [label="EVP_EncryptFinal"];
- e_updated -> newed [label="EVP_CIPHER_CTX_reset", style=dashed,
+ most -> newed [label="EVP_CIPHER_CTX_reset", style=dashed,
+ color="#034f84", fontcolor="#034f84"];
+ most [label="any of the initialised\nupdated or finaled states", style=dashed,
color="#034f84", fontcolor="#034f84"];
}
/* This is a version with a single flavour which is easier to comprehend
digraph cipher {
+ bgcolor="transparent";
+
begin [label=start, color="#deeaee", style="filled"];
newed [fontcolor="#c94c4c", style="solid"];
initialised [fontcolor="#c94c4c"];
