| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| #include <stdarg.h> |
| #include <stdbool.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <strings.h> |
| #include <sys/types.h> |
| #include <stdint.h> |
| #include <ctype.h> |
| #include <string.h> |
| #include <proton/error.h> |
| #include <proton/util.h> |
| |
| ssize_t pn_quote_data(char *dst, size_t capacity, const char *src, size_t size) |
| { |
| int idx = 0; |
| for (int i = 0; i < size; i++) |
| { |
| uint8_t c = src[i]; |
| if (isprint(c)) { |
| if (idx < (int) (capacity - 1)) { |
| dst[idx++] = c; |
| } else { |
| dst[idx - 1] = '\0'; |
| return PN_OVERFLOW; |
| } |
| } else { |
| if (idx < (int) (capacity - 4)) { |
| idx += sprintf(dst + idx, "\\x%.2x", c); |
| } else { |
| dst[idx - 1] = '\0'; |
| return PN_OVERFLOW; |
| } |
| } |
| } |
| |
| dst[idx] = '\0'; |
| return idx; |
| } |
| |
| void pn_fprint_data(FILE *stream, const char *bytes, size_t size) |
| { |
| size_t capacity = 4*size + 1; |
| char buf[capacity]; |
| ssize_t n = pn_quote_data(buf, capacity, bytes, size); |
| if (n >= 0) { |
| fputs(buf, stream); |
| } else { |
| fprintf(stderr, "pn_quote_data: %zi\n", n); |
| } |
| } |
| |
| void pn_print_data(const char *bytes, size_t size) |
| { |
| pn_fprint_data(stdout, bytes, size); |
| } |
| |
| void parse_url(char *url, char **scheme, char **user, char **pass, char **host, char **port, char **path) |
| { |
| if (url) { |
| char *scheme_end = strstr(url, "://"); |
| if (scheme_end) { |
| *scheme_end = '\0'; |
| *scheme = url; |
| url = scheme_end + 3; |
| } |
| |
| char *at = index(url, '@'); |
| if (at) { |
| *at = '\0'; |
| char *up = url; |
| *user = up; |
| url = at + 1; |
| char *colon = index(up, ':'); |
| if (colon) { |
| *colon = '\0'; |
| *pass = colon + 1; |
| } |
| } |
| |
| char *slash = index(url, '/'); |
| if (slash) { |
| *slash = '\0'; |
| *host = url; |
| url = slash + 1; |
| *path = url; |
| } else { |
| *host = url; |
| } |
| |
| char *colon = index(*host, ':'); |
| if (colon) { |
| *colon = '\0'; |
| *port = colon + 1; |
| } |
| } |
| } |
| |
| void pn_vfatal(char *fmt, va_list ap) |
| { |
| vfprintf(stderr, fmt, ap); |
| exit(EXIT_FAILURE); |
| } |
| |
| void pn_fatal(char *fmt, ...) |
| { |
| va_list ap; |
| va_start(ap, fmt); |
| pn_vfatal(fmt, ap); |
| va_end(ap); |
| } |
| |
| bool pn_env_bool(const char *name) |
| { |
| char *v = getenv(name); |
| return v && (!strcasecmp(v, "true") || !strcasecmp(v, "1") || |
| !strcasecmp(v, "yes")); |
| } |
| |
| char *pn_strdup(const char *src) |
| { |
| if (src) { |
| char *dest = malloc((strlen(src)+1)*sizeof(char)); |
| if (!dest) return NULL; |
| return strcpy(dest, src); |
| } else { |
| return NULL; |
| } |
| } |
| |
| char *pn_strndup(const char *src, size_t n) |
| { |
| if (src) { |
| int size = 0; |
| for (const char *c = src; size < n && *c; c++) { |
| size++; |
| } |
| |
| char *dest = malloc(size + 1); |
| if (!dest) return NULL; |
| strncpy(dest, src, n); |
| dest[size] = '\0'; |
| return dest; |
| } else { |
| return NULL; |
| } |
| } |