diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/smtppass.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/common/smtppass.c b/common/smtppass.c index 9e50c55..e00f7a1 100644 --- a/common/smtppass.c +++ b/common/smtppass.c @@ -1090,23 +1090,35 @@ static const char* get_successful_rsp(const char* line, int* cont) void sp_add_log(spctx_t* ctx, char* prefix, char* line) { - int l = SP_LINE_LENGTH; char* t = ctx->logline; + int l = strlen(t); + int x; - ASSERT(l >= 0); + ASSERT(l <= SP_LINE_LENGTH); - if(t[0] != 0) - strlcat(ctx->logline, ", ", l); + /* Add up necessary lengths */ + x = 2 + strlen(prefix) + strlen(line) + 1; - strlcat(ctx->logline, prefix, l); + if(l + x >= SP_LINE_LENGTH) + l = SP_LINE_LENGTH - x; + + t += l; + l = SP_LINE_LENGTH - l; + + *t = 0; + + if(ctx->logline[0] != 0) + strlcat(t, ", ", l); + + strlcat(t, prefix, l); /* Skip initial white space */ line = trim_start(line); - strlcat(ctx->logline, line, l); + strlcat(t, line, l); /* Skip later white space */ - trim_end(ctx->logline); + trim_end(t); } int sp_read_data(spctx_t* ctx, const char** data) |