diff options
Diffstat (limited to 'pretty.c')
-rw-r--r-- | pretty.c | 165 |
1 files changed, 63 insertions, 102 deletions
@@ -345,7 +345,7 @@ static int needs_rfc2047_encoding(const char *line, int len, return 0; } -static void add_rfc2047(struct strbuf *sb, const char *line, int len, +static void add_rfc2047(struct strbuf *sb, const char *line, size_t len, const char *encoding, enum rfc2047_type type) { static const int max_encoded_length = 76; /* per rfc2047 */ @@ -355,9 +355,22 @@ static void add_rfc2047(struct strbuf *sb, const char *line, int len, strbuf_grow(sb, len * 3 + strlen(encoding) + 100); strbuf_addf(sb, "=?%s?q?", encoding); line_len += strlen(encoding) + 5; /* 5 for =??q? */ - for (i = 0; i < len; i++) { - unsigned ch = line[i] & 0xFF; - int is_special = is_rfc2047_special(ch, type); + + while (len) { + /* + * RFC 2047, section 5 (3): + * + * Each 'encoded-word' MUST represent an integral number of + * characters. A multi-octet character may not be split across + * adjacent 'encoded- word's. + */ + const unsigned char *p = (const unsigned char *)line; + int chrlen = mbs_chrlen(&line, &len, encoding); + int is_special = (chrlen > 1) || is_rfc2047_special(*p, type); + + /* "=%02X" * chrlen, or the byte itself */ + const char *encoded_fmt = is_special ? "=%02X" : "%c"; + int encoded_len = is_special ? 3 * chrlen : 1; /* * According to RFC 2047, we could encode the special character @@ -367,22 +380,32 @@ static void add_rfc2047(struct strbuf *sb, const char *line, int len, * causes ' ' to be encoded as '=20', avoiding this problem. */ - if (line_len + 2 + (is_special ? 3 : 1) > max_encoded_length) { + if (line_len + encoded_len + 2 > max_encoded_length) { + /* It won't fit with trailing "?=" --- break the line */ strbuf_addf(sb, "?=\n =?%s?q?", encoding); line_len = strlen(encoding) + 5 + 1; /* =??q? plus SP */ } - if (is_special) { - strbuf_addf(sb, "=%02X", ch); - line_len += 3; - } else { - strbuf_addch(sb, ch); - line_len++; - } + for (i = 0; i < chrlen; i++) + strbuf_addf(sb, encoded_fmt, p[i]); + line_len += encoded_len; } strbuf_addstr(sb, "?="); } +static const char *show_ident_date(const struct ident_split *ident, + enum date_mode mode) +{ + unsigned long date = 0; + int tz = 0; + + if (ident->date_begin && ident->date_end) + date = strtoul(ident->date_begin, NULL, 10); + if (ident->tz_begin && ident->tz_end) + tz = strtol(ident->tz_begin, NULL, 10); + return show_date(date, tz, mode); +} + void pp_user_info(const struct pretty_print_context *pp, const char *what, struct strbuf *sb, const char *line, const char *encoding) @@ -391,12 +414,10 @@ void pp_user_info(const struct pretty_print_context *pp, struct strbuf mail; struct ident_split ident; int linelen; - char *line_end, *date; + char *line_end; const char *mailbuf, *namebuf; size_t namelen, maillen; int max_length = 78; /* per rfc2822 */ - unsigned long time; - int tz; if (pp->fmt == CMIT_FMT_ONELINE) return; @@ -428,8 +449,6 @@ void pp_user_info(const struct pretty_print_context *pp, strbuf_add(&name, namebuf, namelen); namelen = name.len + mail.len + 3; /* ' ' + '<' + '>' */ - time = strtoul(ident.date_begin, &date, 10); - tz = strtol(date, NULL, 10); if (pp->fmt == CMIT_FMT_EMAIL) { strbuf_addstr(sb, "From: "); @@ -462,13 +481,16 @@ void pp_user_info(const struct pretty_print_context *pp, switch (pp->fmt) { case CMIT_FMT_MEDIUM: - strbuf_addf(sb, "Date: %s\n", show_date(time, tz, pp->date_mode)); + strbuf_addf(sb, "Date: %s\n", + show_ident_date(&ident, pp->date_mode)); break; case CMIT_FMT_EMAIL: - strbuf_addf(sb, "Date: %s\n", show_date(time, tz, DATE_RFC2822)); + strbuf_addf(sb, "Date: %s\n", + show_ident_date(&ident, DATE_RFC2822)); break; case CMIT_FMT_FULLER: - strbuf_addf(sb, "%sDate: %s\n", what, show_date(time, tz, pp->date_mode)); + strbuf_addf(sb, "%sDate: %s\n", what, + show_ident_date(&ident, pp->date_mode)); break; default: /* notin' */ @@ -678,8 +700,6 @@ static size_t format_person_part(struct strbuf *sb, char part, { /* currently all placeholders have same length */ const int placeholder_len = 2; - int tz; - unsigned long date = 0; struct ident_split s; const char *name, *mail; size_t maillen, namelen; @@ -706,30 +726,23 @@ static size_t format_person_part(struct strbuf *sb, char part, if (!s.date_begin) goto skip; - date = strtoul(s.date_begin, NULL, 10); - if (part == 't') { /* date, UNIX timestamp */ strbuf_add(sb, s.date_begin, s.date_end - s.date_begin); return placeholder_len; } - /* parse tz */ - tz = strtoul(s.tz_begin + 1, NULL, 10); - if (*s.tz_begin == '-') - tz = -tz; - switch (part) { case 'd': /* date */ - strbuf_addstr(sb, show_date(date, tz, dmode)); + strbuf_addstr(sb, show_ident_date(&s, dmode)); return placeholder_len; case 'D': /* date, RFC2822 style */ - strbuf_addstr(sb, show_date(date, tz, DATE_RFC2822)); + strbuf_addstr(sb, show_ident_date(&s, DATE_RFC2822)); return placeholder_len; case 'r': /* date, relative */ - strbuf_addstr(sb, show_date(date, tz, DATE_RELATIVE)); + strbuf_addstr(sb, show_ident_date(&s, DATE_RELATIVE)); return placeholder_len; case 'i': /* date, ISO 8601 */ - strbuf_addstr(sb, show_date(date, tz, DATE_ISO8601)); + strbuf_addstr(sb, show_ident_date(&s, DATE_ISO8601)); return placeholder_len; } @@ -756,12 +769,7 @@ 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; + struct signature_check signature_check; char *message; size_t width, indent1, indent2; @@ -944,59 +952,6 @@ 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 int format_reflog_person(struct strbuf *sb, char part, struct reflog_walk_info *log, @@ -1182,23 +1137,29 @@ static size_t format_commit_one(struct strbuf *sb, const char *placeholder, } if (placeholder[0] == 'G') { - if (!c->commit_signature_parsed) - parse_commit_signature(c); + if (!c->signature_check.result) + check_commit_signature(c->commit, &(c->signature_check)); switch (placeholder[1]) { case 'G': - if (c->signature.gpg_output) - strbuf_addstr(sb, c->signature.gpg_output); + if (c->signature_check.gpg_output) + strbuf_addstr(sb, c->signature_check.gpg_output); break; case '?': - switch (c->signature.good_bad) { + switch (c->signature_check.result) { case 'G': case 'B': - strbuf_addch(sb, c->signature.good_bad); + case 'U': + case 'N': + strbuf_addch(sb, c->signature_check.result); } break; case 'S': - if (c->signature.signer) - strbuf_addstr(sb, c->signature.signer); + if (c->signature_check.signer) + strbuf_addstr(sb, c->signature_check.signer); + break; + case 'K': + if (c->signature_check.key) + strbuf_addstr(sb, c->signature_check.key); break; } return 2; @@ -1336,8 +1297,8 @@ void format_commit_message(const struct commit *commit, rewrap_message_tail(sb, &context, 0, 0, 0); logmsg_free(context.message, commit); - free(context.signature.gpg_output); - free(context.signature.signer); + free(context.signature_check.gpg_output); + free(context.signature_check.signer); } static void pp_header(const struct pretty_print_context *pp, |