diff options
| -rw-r--r-- | pretty.c | 86 |
1 files changed, 86 insertions, 0 deletions
@@ -9,6 +9,7 @@ #include "notes.h" #include "color.h" #include "reflog-walk.h" +#include "gpg-interface.h" static char *user_format; static struct cmt_fmt_map { @@ -640,6 +641,12 @@ struct format_commit_context { const struct pretty_print_context *pretty_ctx; unsigned commit_header_parsed:1; unsigned commit_message_parsed:1; + unsigned commit_signature_parsed:1; + struct { + char *gpg_output; + char good_bad; + char *signer; + } signature; char *message; size_t width, indent1, indent2; @@ -822,6 +829,59 @@ static void rewrap_message_tail(struct strbuf *sb, c->indent2 = new_indent2; } +static struct { + char result; + const char *check; +} signature_check[] = { + { 'G', ": Good signature from " }, + { 'B', ": BAD signature from " }, +}; + +static void parse_signature_lines(struct format_commit_context *ctx) +{ + const char *buf = ctx->signature.gpg_output; + int i; + + for (i = 0; i < ARRAY_SIZE(signature_check); i++) { + const char *found = strstr(buf, signature_check[i].check); + const char *next; + if (!found) + continue; + ctx->signature.good_bad = signature_check[i].result; + found += strlen(signature_check[i].check); + next = strchrnul(found, '\n'); + ctx->signature.signer = xmemdupz(found, next - found); + break; + } +} + +static void parse_commit_signature(struct format_commit_context *ctx) +{ + struct strbuf payload = STRBUF_INIT; + struct strbuf signature = STRBUF_INIT; + struct strbuf gpg_output = STRBUF_INIT; + int status; + + ctx->commit_signature_parsed = 1; + + if (parse_signed_commit(ctx->commit->object.sha1, + &payload, &signature) <= 0) + goto out; + status = verify_signed_buffer(payload.buf, payload.len, + signature.buf, signature.len, + &gpg_output); + if (status && !gpg_output.len) + goto out; + ctx->signature.gpg_output = strbuf_detach(&gpg_output, NULL); + parse_signature_lines(ctx); + + out: + strbuf_release(&gpg_output); + strbuf_release(&payload); + strbuf_release(&signature); +} + + static size_t format_commit_one(struct strbuf *sb, const char *placeholder, void *context) { @@ -974,6 +1034,30 @@ static size_t format_commit_one(struct strbuf *sb, const char *placeholder, return 0; } + if (placeholder[0] == 'G') { + if (!c->commit_signature_parsed) + parse_commit_signature(c); + switch (placeholder[1]) { + case 'G': + if (c->signature.gpg_output) + strbuf_addstr(sb, c->signature.gpg_output); + break; + case '?': + switch (c->signature.good_bad) { + case 'G': + case 'B': + strbuf_addch(sb, c->signature.good_bad); + } + break; + case 'S': + if (c->signature.signer) + strbuf_addstr(sb, c->signature.signer); + break; + } + return 2; + } + + /* For the rest we have to parse the commit header. */ if (!c->commit_header_parsed) parse_commit_header(c); @@ -1114,6 +1198,8 @@ void format_commit_message(const struct commit *commit, if (context.message != commit->buffer) free(context.message); + free(context.signature.gpg_output); + free(context.signature.signer); } static void pp_header(const struct pretty_print_context *pp, |