From be95adaf2b65d359be324c61dd62cf7b1be34659 Mon Sep 17 00:00:00 2001 From: Su Hang Date: Sun, 25 Feb 2018 12:35:56 +0800 Subject: util/uri.c: Coding style check, Only whitespace involved Using `clang-format -i util/uri.c` first, then change back few code manually, to make sure only whitespace involved. Signed-off-by: Su Hang Reviewed-by: Thomas Huth Message-id: 1519533358-13759-2-git-send-email-suhang16@mails.ucas.ac.cn Signed-off-by: Stefan Hajnoczi --- util/uri.c | 1468 ++++++++++++++++++++++++++++++------------------------------ 1 file changed, 735 insertions(+), 733 deletions(-) (limited to 'util') diff --git a/util/uri.c b/util/uri.c index 21b1828170..cf09f41735 100644 --- a/util/uri.c +++ b/util/uri.c @@ -63,7 +63,6 @@ static void uri_clean(URI *uri); */ #define IS_ALPHA(x) (IS_LOWALPHA(x) || IS_UPALPHA(x)) - /* * lowalpha = "a" | "b" | "c" | "d" | "e" | "f" | "g" | "h" | "i" | "j" | * "k" | "l" | "m" | "n" | "o" | "p" | "q" | "r" | "s" | "t" | @@ -97,27 +96,27 @@ static void uri_clean(URI *uri); * mark = "-" | "_" | "." | "!" | "~" | "*" | "'" | "(" | ")" */ -#define IS_MARK(x) (((x) == '-') || ((x) == '_') || ((x) == '.') || \ - ((x) == '!') || ((x) == '~') || ((x) == '*') || ((x) == '\'') || \ +#define IS_MARK(x) (((x) == '-') || ((x) == '_') || ((x) == '.') || \ + ((x) == '!') || ((x) == '~') || ((x) == '*') || ((x) == '\'') || \ ((x) == '(') || ((x) == ')')) /* * unwise = "{" | "}" | "|" | "\" | "^" | "`" */ -#define IS_UNWISE(p) \ - (((*(p) == '{')) || ((*(p) == '}')) || ((*(p) == '|')) || \ - ((*(p) == '\\')) || ((*(p) == '^')) || ((*(p) == '[')) || \ - ((*(p) == ']')) || ((*(p) == '`'))) +#define IS_UNWISE(p) \ + (((*(p) == '{')) || ((*(p) == '}')) || ((*(p) == '|')) || \ + ((*(p) == '\\')) || ((*(p) == '^')) || ((*(p) == '[')) || \ + ((*(p) == ']')) || ((*(p) == '`'))) /* * reserved = ";" | "/" | "?" | ":" | "@" | "&" | "=" | "+" | "$" | "," | * "[" | "]" */ -#define IS_RESERVED(x) (((x) == ';') || ((x) == '/') || ((x) == '?') || \ - ((x) == ':') || ((x) == '@') || ((x) == '&') || ((x) == '=') || \ - ((x) == '+') || ((x) == '$') || ((x) == ',') || ((x) == '[') || \ - ((x) == ']')) +#define IS_RESERVED(x) (((x) == ';') || ((x) == '/') || ((x) == '?') || \ + ((x) == ':') || ((x) == '@') || ((x) == '&') || ((x) == '=') || \ + ((x) == '+') || ((x) == '$') || ((x) == ',') || ((x) == '[') || \ + ((x) == ']')) /* * unreserved = alphanum | mark @@ -129,7 +128,7 @@ static void uri_clean(URI *uri); * Skip to next pointer char, handle escaped sequences */ -#define NEXT(p) ((*p == '%')? p += 3 : p++) +#define NEXT(p) ((*p == '%') ? p += 3 : p++) /* * Productions from the spec. @@ -141,37 +140,36 @@ static void uri_clean(URI *uri); * path = [ abs_path | opaque_part ] */ - /************************************************************************ - * * - * RFC 3986 parser * - * * + * * + * RFC 3986 parser * + * * ************************************************************************/ #define ISA_DIGIT(p) ((*(p) >= '0') && (*(p) <= '9')) -#define ISA_ALPHA(p) (((*(p) >= 'a') && (*(p) <= 'z')) || \ +#define ISA_ALPHA(p) (((*(p) >= 'a') && (*(p) <= 'z')) || \ ((*(p) >= 'A') && (*(p) <= 'Z'))) -#define ISA_HEXDIG(p) \ - (ISA_DIGIT(p) || ((*(p) >= 'a') && (*(p) <= 'f')) || \ - ((*(p) >= 'A') && (*(p) <= 'F'))) +#define ISA_HEXDIG(p) \ + (ISA_DIGIT(p) || ((*(p) >= 'a') && (*(p) <= 'f')) || \ + ((*(p) >= 'A') && (*(p) <= 'F'))) /* * sub-delims = "!" / "$" / "&" / "'" / "(" / ")" * / "*" / "+" / "," / ";" / "=" */ -#define ISA_SUB_DELIM(p) \ - (((*(p) == '!')) || ((*(p) == '$')) || ((*(p) == '&')) || \ - ((*(p) == '(')) || ((*(p) == ')')) || ((*(p) == '*')) || \ - ((*(p) == '+')) || ((*(p) == ',')) || ((*(p) == ';')) || \ - ((*(p) == '=')) || ((*(p) == '\''))) +#define ISA_SUB_DELIM(p) \ + (((*(p) == '!')) || ((*(p) == '$')) || ((*(p) == '&')) || \ + ((*(p) == '(')) || ((*(p) == ')')) || ((*(p) == '*')) || \ + ((*(p) == '+')) || ((*(p) == ',')) || ((*(p) == ';')) || \ + ((*(p) == '=')) || ((*(p) == '\''))) /* * gen-delims = ":" / "/" / "?" / "#" / "[" / "]" / "@" */ -#define ISA_GEN_DELIM(p) \ - (((*(p) == ':')) || ((*(p) == '/')) || ((*(p) == '?')) || \ - ((*(p) == '#')) || ((*(p) == '[')) || ((*(p) == ']')) || \ - ((*(p) == '@'))) +#define ISA_GEN_DELIM(p) \ + (((*(p) == ':')) || ((*(p) == '/')) || ((*(p) == '?')) || \ + ((*(p) == '#')) || ((*(p) == '[')) || ((*(p) == ']')) || \ + ((*(p) == '@'))) /* * reserved = gen-delims / sub-delims @@ -181,22 +179,22 @@ static void uri_clean(URI *uri); /* * unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~" */ -#define ISA_UNRESERVED(p) \ - ((ISA_ALPHA(p)) || (ISA_DIGIT(p)) || ((*(p) == '-')) || \ - ((*(p) == '.')) || ((*(p) == '_')) || ((*(p) == '~'))) +#define ISA_UNRESERVED(p) \ + ((ISA_ALPHA(p)) || (ISA_DIGIT(p)) || ((*(p) == '-')) || \ + ((*(p) == '.')) || ((*(p) == '_')) || ((*(p) == '~'))) /* * pct-encoded = "%" HEXDIG HEXDIG */ -#define ISA_PCT_ENCODED(p) \ - ((*(p) == '%') && (ISA_HEXDIG(p + 1)) && (ISA_HEXDIG(p + 2))) +#define ISA_PCT_ENCODED(p) \ + ((*(p) == '%') && (ISA_HEXDIG(p + 1)) && (ISA_HEXDIG(p + 2))) /* * pchar = unreserved / pct-encoded / sub-delims / ":" / "@" */ -#define ISA_PCHAR(p) \ - (ISA_UNRESERVED(p) || ISA_PCT_ENCODED(p) || ISA_SUB_DELIM(p) || \ - ((*(p) == ':')) || ((*(p) == '@'))) +#define ISA_PCHAR(p) \ + (ISA_UNRESERVED(p) || ISA_PCT_ENCODED(p) || ISA_SUB_DELIM(p) || \ + ((*(p) == ':')) || ((*(p) == '@'))) /** * rfc3986_parse_scheme: @@ -209,25 +207,26 @@ static void uri_clean(URI *uri); * * Returns 0 or the error code */ -static int -rfc3986_parse_scheme(URI *uri, const char **str) { +static int rfc3986_parse_scheme(URI *uri, const char **str) +{ const char *cur; if (str == NULL) - return(-1); + return (-1); cur = *str; if (!ISA_ALPHA(cur)) - return(2); + return (2); cur++; - while (ISA_ALPHA(cur) || ISA_DIGIT(cur) || - (*cur == '+') || (*cur == '-') || (*cur == '.')) cur++; + while (ISA_ALPHA(cur) || ISA_DIGIT(cur) || (*cur == '+') || (*cur == '-') || + (*cur == '.')) + cur++; if (uri != NULL) { g_free(uri->scheme); - uri->scheme = g_strndup(*str, cur - *str); + uri->scheme = g_strndup(*str, cur - *str); } *str = cur; - return(0); + return (0); } /** @@ -245,8 +244,7 @@ rfc3986_parse_scheme(URI *uri, const char **str) { * * Returns 0 or the error code */ -static int -rfc3986_parse_fragment(URI *uri, const char **str) +static int rfc3986_parse_fragment(URI *uri, const char **str) { const char *cur; @@ -261,10 +259,10 @@ rfc3986_parse_fragment(URI *uri, const char **str) NEXT(cur); if (uri != NULL) { g_free(uri->fragment); - if (uri->cleanup & 2) - uri->fragment = g_strndup(*str, cur - *str); - else - uri->fragment = uri_string_unescape(*str, cur - *str, NULL); + if (uri->cleanup & 2) + uri->fragment = g_strndup(*str, cur - *str); + else + uri->fragment = uri_string_unescape(*str, cur - *str, NULL); } *str = cur; return (0); @@ -281,8 +279,7 @@ rfc3986_parse_fragment(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_query(URI *uri, const char **str) +static int rfc3986_parse_query(URI *uri, const char **str) { const char *cur; @@ -296,7 +293,7 @@ rfc3986_parse_query(URI *uri, const char **str) NEXT(cur); if (uri != NULL) { g_free(uri->query); - uri->query = g_strndup (*str, cur - *str); + uri->query = g_strndup(*str, cur - *str); } *str = cur; return (0); @@ -314,8 +311,7 @@ rfc3986_parse_query(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_port(URI *uri, const char **str) +static int rfc3986_parse_port(URI *uri, const char **str) { const char *cur = *str; int port = 0; @@ -349,27 +345,26 @@ rfc3986_parse_port(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_user_info(URI *uri, const char **str) +static int rfc3986_parse_user_info(URI *uri, const char **str) { const char *cur; cur = *str; - while (ISA_UNRESERVED(cur) || ISA_PCT_ENCODED(cur) || - ISA_SUB_DELIM(cur) || (*cur == ':')) - NEXT(cur); + while (ISA_UNRESERVED(cur) || ISA_PCT_ENCODED(cur) || ISA_SUB_DELIM(cur) || + (*cur == ':')) + NEXT(cur); if (*cur == '@') { - if (uri != NULL) { + if (uri != NULL) { g_free(uri->user); - if (uri->cleanup & 2) - uri->user = g_strndup(*str, cur - *str); - else - uri->user = uri_string_unescape(*str, cur - *str, NULL); - } - *str = cur; - return(0); - } - return(1); + if (uri->cleanup & 2) + uri->user = g_strndup(*str, cur - *str); + else + uri->user = uri_string_unescape(*str, cur - *str, NULL); + } + *str = cur; + return (0); + } + return (1); } /** @@ -386,28 +381,28 @@ rfc3986_parse_user_info(URI *uri, const char **str) * * Returns 0 if found and skipped, 1 otherwise */ -static int -rfc3986_parse_dec_octet(const char **str) { +static int rfc3986_parse_dec_octet(const char **str) +{ const char *cur = *str; if (!(ISA_DIGIT(cur))) - return(1); - if (!ISA_DIGIT(cur+1)) - cur++; - else if ((*cur != '0') && (ISA_DIGIT(cur + 1)) && (!ISA_DIGIT(cur+2))) - cur += 2; + return (1); + if (!ISA_DIGIT(cur + 1)) + cur++; + else if ((*cur != '0') && (ISA_DIGIT(cur + 1)) && (!ISA_DIGIT(cur + 2))) + cur += 2; else if ((*cur == '1') && (ISA_DIGIT(cur + 1)) && (ISA_DIGIT(cur + 2))) - cur += 3; - else if ((*cur == '2') && (*(cur + 1) >= '0') && - (*(cur + 1) <= '4') && (ISA_DIGIT(cur + 2))) - cur += 3; - else if ((*cur == '2') && (*(cur + 1) == '5') && - (*(cur + 2) >= '0') && (*(cur + 1) <= '5')) - cur += 3; + cur += 3; + else if ((*cur == '2') && (*(cur + 1) >= '0') && (*(cur + 1) <= '4') && + (ISA_DIGIT(cur + 2))) + cur += 3; + else if ((*cur == '2') && (*(cur + 1) == '5') && (*(cur + 2) >= '0') && + (*(cur + 1) <= '5')) + cur += 3; else - return(1); + return (1); *str = cur; - return(0); + return (0); } /** * rfc3986_parse_host: @@ -424,8 +419,7 @@ rfc3986_parse_dec_octet(const char **str) { * * Returns 0 or the error code */ -static int -rfc3986_parse_host(URI *uri, const char **str) +static int rfc3986_parse_host(URI *uri, const char **str) { const char *cur = *str; const char *host; @@ -436,34 +430,34 @@ rfc3986_parse_host(URI *uri, const char **str) */ if (*cur == '[') { cur++; - while ((*cur != ']') && (*cur != 0)) - cur++; - if (*cur != ']') - return(1); - cur++; - goto found; + while ((*cur != ']') && (*cur != 0)) + cur++; + if (*cur != ']') + return (1); + cur++; + goto found; } /* * try to parse an IPv4 */ if (ISA_DIGIT(cur)) { if (rfc3986_parse_dec_octet(&cur) != 0) - goto not_ipv4; - if (*cur != '.') - goto not_ipv4; - cur++; + goto not_ipv4; + if (*cur != '.') + goto not_ipv4; + cur++; if (rfc3986_parse_dec_octet(&cur) != 0) - goto not_ipv4; - if (*cur != '.') - goto not_ipv4; + goto not_ipv4; + if (*cur != '.') + goto not_ipv4; if (rfc3986_parse_dec_octet(&cur) != 0) - goto not_ipv4; - if (*cur != '.') - goto not_ipv4; + goto not_ipv4; + if (*cur != '.') + goto not_ipv4; if (rfc3986_parse_dec_octet(&cur) != 0) - goto not_ipv4; - goto found; -not_ipv4: + goto not_ipv4; + goto found; + not_ipv4: cur = *str; } /* @@ -474,18 +468,18 @@ not_ipv4: found: if (uri != NULL) { g_free(uri->authority); - uri->authority = NULL; + uri->authority = NULL; g_free(uri->server); - if (cur != host) { - if (uri->cleanup & 2) - uri->server = g_strndup(host, cur - host); - else - uri->server = uri_string_unescape(host, cur - host, NULL); - } else - uri->server = NULL; + if (cur != host) { + if (uri->cleanup & 2) + uri->server = g_strndup(host, cur - host); + else + uri->server = uri_string_unescape(host, cur - host, NULL); + } else + uri->server = NULL; } *str = cur; - return(0); + return (0); } /** @@ -500,8 +494,7 @@ found: * * Returns 0 or the error code */ -static int -rfc3986_parse_authority(URI *uri, const char **str) +static int rfc3986_parse_authority(URI *uri, const char **str) { const char *cur; int ret; @@ -516,14 +509,16 @@ rfc3986_parse_authority(URI *uri, const char **str) else cur++; ret = rfc3986_parse_host(uri, &cur); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); if (*cur == ':') { cur++; ret = rfc3986_parse_port(uri, &cur); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); } *str = cur; - return(0); + return (0); } /** @@ -542,16 +537,15 @@ rfc3986_parse_authority(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_segment(const char **str, char forbid, int empty) +static int rfc3986_parse_segment(const char **str, char forbid, int empty) { const char *cur; cur = *str; if (!ISA_PCHAR(cur)) { if (empty) - return(0); - return(1); + return (0); + return (1); } while (ISA_PCHAR(cur) && (*cur != forbid)) NEXT(cur); @@ -571,8 +565,7 @@ rfc3986_parse_segment(const char **str, char forbid, int empty) * * Returns 0 or the error code */ -static int -rfc3986_parse_path_ab_empty(URI *uri, const char **str) +static int rfc3986_parse_path_ab_empty(URI *uri, const char **str) { const char *cur; int ret; @@ -581,8 +574,9 @@ rfc3986_parse_path_ab_empty(URI *uri, const char **str) while (*cur == '/') { cur++; - ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) return(ret); + ret = rfc3986_parse_segment(&cur, 0, 1); + if (ret != 0) + return (ret); } if (uri != NULL) { g_free(uri->path); @@ -611,8 +605,7 @@ rfc3986_parse_path_ab_empty(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_path_absolute(URI *uri, const char **str) +static int rfc3986_parse_path_absolute(URI *uri, const char **str) { const char *cur; int ret; @@ -620,15 +613,16 @@ rfc3986_parse_path_absolute(URI *uri, const char **str) cur = *str; if (*cur != '/') - return(1); + return (1); cur++; ret = rfc3986_parse_segment(&cur, 0, 0); if (ret == 0) { - while (*cur == '/') { - cur++; - ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) return(ret); - } + while (*cur == '/') { + cur++; + ret = rfc3986_parse_segment(&cur, 0, 1); + if (ret != 0) + return (ret); + } } if (uri != NULL) { g_free(uri->path); @@ -657,8 +651,7 @@ rfc3986_parse_path_absolute(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_path_rootless(URI *uri, const char **str) +static int rfc3986_parse_path_rootless(URI *uri, const char **str) { const char *cur; int ret; @@ -666,11 +659,13 @@ rfc3986_parse_path_rootless(URI *uri, const char **str) cur = *str; ret = rfc3986_parse_segment(&cur, 0, 0); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); while (*cur == '/') { cur++; - ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) return(ret); + ret = rfc3986_parse_segment(&cur, 0, 1); + if (ret != 0) + return (ret); } if (uri != NULL) { g_free(uri->path); @@ -699,8 +694,7 @@ rfc3986_parse_path_rootless(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_path_no_scheme(URI *uri, const char **str) +static int rfc3986_parse_path_no_scheme(URI *uri, const char **str) { const char *cur; int ret; @@ -708,11 +702,13 @@ rfc3986_parse_path_no_scheme(URI *uri, const char **str) cur = *str; ret = rfc3986_parse_segment(&cur, ':', 0); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); while (*cur == '/') { cur++; - ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) return(ret); + ret = rfc3986_parse_segment(&cur, 0, 1); + if (ret != 0) + return (ret); } if (uri != NULL) { g_free(uri->path); @@ -744,8 +740,7 @@ rfc3986_parse_path_no_scheme(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_hier_part(URI *uri, const char **str) +static int rfc3986_parse_hier_part(URI *uri, const char **str) { const char *cur; int ret; @@ -754,24 +749,28 @@ rfc3986_parse_hier_part(URI *uri, const char **str) if ((*cur == '/') && (*(cur + 1) == '/')) { cur += 2; - ret = rfc3986_parse_authority(uri, &cur); - if (ret != 0) return(ret); - ret = rfc3986_parse_path_ab_empty(uri, &cur); - if (ret != 0) return(ret); - *str = cur; - return(0); + ret = rfc3986_parse_authority(uri, &cur); + if (ret != 0) + return (ret); + ret = rfc3986_parse_path_ab_empty(uri, &cur); + if (ret != 0) + return (ret); + *str = cur; + return (0); } else if (*cur == '/') { ret = rfc3986_parse_path_absolute(uri, &cur); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); } else if (ISA_PCHAR(cur)) { ret = rfc3986_parse_path_rootless(uri, &cur); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); } else { - /* path-empty is effectively empty */ - if (uri != NULL) { + /* path-empty is effectively empty */ + if (uri != NULL) { g_free(uri->path); - uri->path = NULL; - } + uri->path = NULL; + } } *str = cur; return (0); @@ -793,48 +792,53 @@ rfc3986_parse_hier_part(URI *uri, const char **str) * * Returns 0 or the error code */ -static int -rfc3986_parse_relative_ref(URI *uri, const char *str) { +static int rfc3986_parse_relative_ref(URI *uri, const char *str) +{ int ret; if ((*str == '/') && (*(str + 1) == '/')) { str += 2; - ret = rfc3986_parse_authority(uri, &str); - if (ret != 0) return(ret); - ret = rfc3986_parse_path_ab_empty(uri, &str); - if (ret != 0) return(ret); + ret = rfc3986_parse_authority(uri, &str); + if (ret != 0) + return (ret); + ret = rfc3986_parse_path_ab_empty(uri, &str); + if (ret != 0) + return (ret); } else if (*str == '/') { - ret = rfc3986_parse_path_absolute(uri, &str); - if (ret != 0) return(ret); + ret = rfc3986_parse_path_absolute(uri, &str); + if (ret != 0) + return (ret); } else if (ISA_PCHAR(str)) { ret = rfc3986_parse_path_no_scheme(uri, &str); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); } else { - /* path-empty is effectively empty */ - if (uri != NULL) { + /* path-empty is effectively empty */ + if (uri != NULL) { g_free(uri->path); - uri->path = NULL; - } + uri->path = NULL; + } } if (*str == '?') { - str++; - ret = rfc3986_parse_query(uri, &str); - if (ret != 0) return(ret); + str++; + ret = rfc3986_parse_query(uri, &str); + if (ret != 0) + return (ret); } if (*str == '#') { - str++; - ret = rfc3986_parse_fragment(uri, &str); - if (ret != 0) return(ret); + str++; + ret = rfc3986_parse_fragment(uri, &str); + if (ret != 0) + return (ret); } if (*str != 0) { - uri_clean(uri); - return(1); + uri_clean(uri); + return (1); } - return(0); + return (0); } - /** * rfc3986_parse: * @uri: pointer to an URI structure @@ -847,33 +851,37 @@ rfc3986_parse_relative_ref(URI *uri, const char *str) { * * Returns 0 or the error code */ -static int -rfc3986_parse(URI *uri, const char *str) { +static int rfc3986_parse(URI *uri, const char *str) +{ int ret; ret = rfc3986_parse_scheme(uri, &str); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); if (*str != ':') { - return(1); + return (1); } str++; ret = rfc3986_parse_hier_part(uri, &str); - if (ret != 0) return(ret); + if (ret != 0) + return (ret); if (*str == '?') { - str++; - ret = rfc3986_parse_query(uri, &str); - if (ret != 0) return(ret); + str++; + ret = rfc3986_parse_query(uri, &str); + if (ret != 0) + return (ret); } if (*str == '#') { - str++; - ret = rfc3986_parse_fragment(uri, &str); - if (ret != 0) return(ret); + str++; + ret = rfc3986_parse_fragment(uri, &str); + if (ret != 0) + return (ret); } if (*str != 0) { - uri_clean(uri); - return(1); + uri_clean(uri); + return (1); } - return(0); + return (0); } /** @@ -888,12 +896,12 @@ rfc3986_parse(URI *uri, const char *str) { * * Returns 0 or the error code */ -static int -rfc3986_parse_uri_reference(URI *uri, const char *str) { +static int rfc3986_parse_uri_reference(URI *uri, const char *str) +{ int ret; if (str == NULL) - return(-1); + return (-1); uri_clean(uri); /* @@ -902,14 +910,14 @@ rfc3986_parse_uri_reference(URI *uri, const char *str) { */ ret = rfc3986_parse(uri, str); if (ret != 0) { - uri_clean(uri); + uri_clean(uri); ret = rfc3986_parse_relative_ref(uri, str); - if (ret != 0) { - uri_clean(uri); - return(ret); - } + if (ret != 0) { + uri_clean(uri); + return (ret); + } } - return(0); + return (0); } /** @@ -922,20 +930,20 @@ rfc3986_parse_uri_reference(URI *uri, const char *str) { * * Returns a newly built URI or NULL in case of error */ -URI * -uri_parse(const char *str) { +URI *uri_parse(const char *str) +{ URI *uri; int ret; if (str == NULL) - return(NULL); + return (NULL); uri = uri_new(); ret = rfc3986_parse_uri_reference(uri, str); if (ret) { uri_free(uri); - return(NULL); + return (NULL); } - return(uri); + return (uri); } /** @@ -950,9 +958,9 @@ uri_parse(const char *str) { * * Returns 0 or the error code */ -int -uri_parse_into(URI *uri, const char *str) { - return(rfc3986_parse_uri_reference(uri, str)); +int uri_parse_into(URI *uri, const char *str) +{ + return (rfc3986_parse_uri_reference(uri, str)); } /** @@ -966,13 +974,13 @@ uri_parse_into(URI *uri, const char *str) { * * Returns a newly built URI or NULL in case of error */ -URI * -uri_parse_raw(const char *str, int raw) { +URI *uri_parse_raw(const char *str, int raw) +{ URI *uri; int ret; if (str == NULL) - return(NULL); + return (NULL); uri = uri_new(); if (raw) { uri->cleanup |= 2; @@ -980,15 +988,15 @@ uri_parse_raw(const char *str, int raw) { ret = uri_parse_into(uri, str); if (ret) { uri_free(uri); - return(NULL); + return (NULL); } - return(uri); + return (uri); } /************************************************************************ - * * - * Generic URI structure functions * - * * + * * + * Generic URI structure functions * + * * ************************************************************************/ /** @@ -998,12 +1006,12 @@ uri_parse_raw(const char *str, int raw) { * * Returns the new structure or NULL in case of error */ -URI * -uri_new(void) { +URI *uri_new(void) +{ URI *ret; ret = g_new0(URI, 1); - return(ret); + return (ret); } /** @@ -1012,15 +1020,15 @@ uri_new(void) { * Function to handle properly a reallocation when saving an URI * Also imposes some limit on the length of an URI string output */ -static char * -realloc2n(char *ret, int *max) { +static char *realloc2n(char *ret, int *max) +{ char *temp; int tmp; tmp = *max * 2; temp = g_realloc(ret, (tmp + 1)); *max = tmp; - return(temp); + return (temp); } /** @@ -1031,221 +1039,217 @@ realloc2n(char *ret, int *max) { * * Returns a new string (to be deallocated by caller) */ -char * -uri_to_string(URI *uri) { +char *uri_to_string(URI *uri) +{ char *ret = NULL; char *temp; const char *p; int len; int max; - if (uri == NULL) return(NULL); - + if (uri == NULL) + return (NULL); max = 80; ret = g_malloc(max + 1); len = 0; if (uri->scheme != NULL) { - p = uri->scheme; - while (*p != 0) { - if (len >= max) { + p = uri->scheme; + while (*p != 0) { + if (len >= max) { temp = realloc2n(ret, &max); - ret = temp; - } - ret[len++] = *p++; - } - if (len >= max) { + ret = temp; + } + ret[len++] = *p++; + } + if (len >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = ':'; + } + ret[len++] = ':'; } if (uri->opaque != NULL) { - p = uri->opaque; - while (*p != 0) { - if (len + 3 >= max) { + p = uri->opaque; + while (*p != 0) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - if (IS_RESERVED(*(p)) || IS_UNRESERVED(*(p))) - ret[len++] = *p++; - else { - int val = *(unsigned char *)p++; - int hi = val / 0x10, lo = val % 0x10; - ret[len++] = '%'; - ret[len++] = hi + (hi > 9? 'A'-10 : '0'); - ret[len++] = lo + (lo > 9? 'A'-10 : '0'); - } - } + } + if (IS_RESERVED(*(p)) || IS_UNRESERVED(*(p))) + ret[len++] = *p++; + else { + int val = *(unsigned char *)p++; + int hi = val / 0x10, lo = val % 0x10; + ret[len++] = '%'; + ret[len++] = hi + (hi > 9 ? 'A' - 10 : '0'); + ret[len++] = lo + (lo > 9 ? 'A' - 10 : '0'); + } + } } else { - if (uri->server != NULL) { - if (len + 3 >= max) { + if (uri->server != NULL) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = '/'; - ret[len++] = '/'; - if (uri->user != NULL) { - p = uri->user; - while (*p != 0) { - if (len + 3 >= max) { + } + ret[len++] = '/'; + ret[len++] = '/'; + if (uri->user != NULL) { + p = uri->user; + while (*p != 0) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - if ((IS_UNRESERVED(*(p))) || - ((*(p) == ';')) || ((*(p) == ':')) || - ((*(p) == '&')) || ((*(p) == '=')) || - ((*(p) == '+')) || ((*(p) == '$')) || - ((*(p) == ','))) - ret[len++] = *p++; - else { - int val = *(unsigned char *)p++; - int hi = val / 0x10, lo = val % 0x10; - ret[len++] = '%'; - ret[len++] = hi + (hi > 9? 'A'-10 : '0'); - ret[len++] = lo + (lo > 9? 'A'-10 : '0'); - } - } - if (len + 3 >= max) { + } + if ((IS_UNRESERVED(*(p))) || ((*(p) == ';')) || + ((*(p) == ':')) || ((*(p) == '&')) || ((*(p) == '=')) || + ((*(p) == '+')) || ((*(p) == '$')) || ((*(p) == ','))) + ret[len++] = *p++; + else { + int val = *(unsigned char *)p++; + int hi = val / 0x10, lo = val % 0x10; + ret[len++] = '%'; + ret[len++] = hi + (hi > 9 ? 'A' - 10 : '0'); + ret[len++] = lo + (lo > 9 ? 'A' - 10 : '0'); + } + } + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = '@'; - } - p = uri->server; - while (*p != 0) { - if (len >= max) { + } + ret[len++] = '@'; + } + p = uri->server; + while (*p != 0) { + if (len >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = *p++; - } - if (uri->port > 0) { - if (len + 10 >= max) { + } + ret[len++] = *p++; + } + if (uri->port > 0) { + if (len + 10 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - len += snprintf(&ret[len], max - len, ":%d", uri->port); - } - } else if (uri->authority != NULL) { - if (len + 3 >= max) { + } + len += snprintf(&ret[len], max - len, ":%d", uri->port); + } + } else if (uri->authority != NULL) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = '/'; - ret[len++] = '/'; - p = uri->authority; - while (*p != 0) { - if (len + 3 >= max) { + } + ret[len++] = '/'; + ret[len++] = '/'; + p = uri->authority; + while (*p != 0) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - if ((IS_UNRESERVED(*(p))) || - ((*(p) == '$')) || ((*(p) == ',')) || ((*(p) == ';')) || - ((*(p) == ':')) || ((*(p) == '@')) || ((*(p) == '&')) || - ((*(p) == '=')) || ((*(p) == '+'))) - ret[len++] = *p++; - else { - int val = *(unsigned char *)p++; - int hi = val / 0x10, lo = val % 0x10; - ret[len++] = '%'; - ret[len++] = hi + (hi > 9? 'A'-10 : '0'); - ret[len++] = lo + (lo > 9? 'A'-10 : '0'); - } - } - } else if (uri->scheme != NULL) { - if (len + 3 >= max) { + } + if ((IS_UNRESERVED(*(p))) || ((*(p) == '$')) || + ((*(p) == ',')) || ((*(p) == ';')) || ((*(p) == ':')) || + ((*(p) == '@')) || ((*(p) == '&')) || ((*(p) == '=')) || + ((*(p) == '+'))) + ret[len++] = *p++; + else { + int val = *(unsigned char *)p++; + int hi = val / 0x10, lo = val % 0x10; + ret[len++] = '%'; + ret[len++] = hi + (hi > 9 ? 'A' - 10 : '0'); + ret[len++] = lo + (lo > 9 ? 'A' - 10 : '0'); + } + } + } else if (uri->scheme != NULL) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = '/'; - ret[len++] = '/'; - } - if (uri->path != NULL) { - p = uri->path; - /* - * the colon in file:///d: should not be escaped or - * Windows accesses fail later. - */ - if ((uri->scheme != NULL) && - (p[0] == '/') && - (((p[1] >= 'a') && (p[1] <= 'z')) || - ((p[1] >= 'A') && (p[1] <= 'Z'))) && - (p[2] == ':') && - (!strcmp(uri->scheme, "file"))) { - if (len + 3 >= max) { + } + ret[len++] = '/'; + ret[len++] = '/'; + } + if (uri->path != NULL) { + p = uri->path; + /* + * the colon in file:///d: should not be escaped or + * Windows accesses fail later. + */ + if ((uri->scheme != NULL) && (p[0] == '/') && + (((p[1] >= 'a') && (p[1] <= 'z')) || + ((p[1] >= 'A') && (p[1] <= 'Z'))) && + (p[2] == ':') && (!strcmp(uri->scheme, "file"))) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = *p++; - ret[len++] = *p++; - ret[len++] = *p++; - } - while (*p != 0) { - if (len + 3 >= max) { + } + ret[len++] = *p++; + ret[len++] = *p++; + ret[len++] = *p++; + } + while (*p != 0) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - if ((IS_UNRESERVED(*(p))) || ((*(p) == '/')) || + } + if ((IS_UNRESERVED(*(p))) || ((*(p) == '/')) || ((*(p) == ';')) || ((*(p) == '@')) || ((*(p) == '&')) || - ((*(p) == '=')) || ((*(p) == '+')) || ((*(p) == '$')) || - ((*(p) == ','))) - ret[len++] = *p++; - else { - int val = *(unsigned char *)p++; - int hi = val / 0x10, lo = val % 0x10; - ret[len++] = '%'; - ret[len++] = hi + (hi > 9? 'A'-10 : '0'); - ret[len++] = lo + (lo > 9? 'A'-10 : '0'); - } - } - } - if (uri->query != NULL) { - if (len + 1 >= max) { + ((*(p) == '=')) || ((*(p) == '+')) || ((*(p) == '$')) || + ((*(p) == ','))) + ret[len++] = *p++; + else { + int val = *(unsigned char *)p++; + int hi = val / 0x10, lo = val % 0x10; + ret[len++] = '%'; + ret[len++] = hi + (hi > 9 ? 'A' - 10 : '0'); + ret[len++] = lo + (lo > 9 ? 'A' - 10 : '0'); + } + } + } + if (uri->query != NULL) { + if (len + 1 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = '?'; - p = uri->query; - while (*p != 0) { - if (len + 1 >= max) { + } + ret[len++] = '?'; + p = uri->query; + while (*p != 0) { + if (len + 1 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = *p++; - } - } + } + ret[len++] = *p++; + } + } } if (uri->fragment != NULL) { - if (len + 3 >= max) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - ret[len++] = '#'; - p = uri->fragment; - while (*p != 0) { - if (len + 3 >= max) { + } + ret[len++] = '#'; + p = uri->fragment; + while (*p != 0) { + if (len + 3 >= max) { temp = realloc2n(ret, &max); ret = temp; - } - if ((IS_UNRESERVED(*(p))) || (IS_RESERVED(*(p)))) - ret[len++] = *p++; - else { - int val = *(unsigned char *)p++; - int hi = val / 0x10, lo = val % 0x10; - ret[len++] = '%'; - ret[len++] = hi + (hi > 9? 'A'-10 : '0'); - ret[len++] = lo + (lo > 9? 'A'-10 : '0'); - } - } + } + if ((IS_UNRESERVED(*(p))) || (IS_RESERVED(*(p)))) + ret[len++] = *p++; + else { + int val = *(unsigned char *)p++; + int hi = val / 0x10, lo = val % 0x10; + ret[len++] = '%'; + ret[len++] = hi + (hi > 9 ? 'A' - 10 : '0'); + ret[len++] = lo + (lo > 9 ? 'A' - 10 : '0'); + } + } } if (len >= max) { temp = realloc2n(ret, &max); ret = temp; } ret[len] = 0; - return(ret); + return (ret); } /** @@ -1254,9 +1258,10 @@ uri_to_string(URI *uri) { * * Make sure the URI struct is free of content */ -static void -uri_clean(URI *uri) { - if (uri == NULL) return; +static void uri_clean(URI *uri) +{ + if (uri == NULL) + return; g_free(uri->scheme); uri->scheme = NULL; @@ -1282,16 +1287,16 @@ uri_clean(URI *uri) { * * Free up the URI struct */ -void -uri_free(URI *uri) { +void uri_free(URI *uri) +{ uri_clean(uri); g_free(uri); } /************************************************************************ - * * - * Helper functions * - * * + * * + * Helper functions * + * * ************************************************************************/ /** @@ -1305,21 +1310,21 @@ uri_free(URI *uri) { * * Returns 0 or an error code */ -static int -normalize_uri_path(char *path) { +static int normalize_uri_path(char *path) +{ char *cur, *out; if (path == NULL) - return(-1); + return (-1); /* Skip all initial "/" chars. We want to get to the beginning of the * first non-empty segment. */ cur = path; while (cur[0] == '/') - ++cur; + ++cur; if (cur[0] == '\0') - return(0); + return (0); /* Keep everything we've seen so far. */ out = cur; @@ -1328,46 +1333,46 @@ normalize_uri_path(char *path) { * Analyze each segment in sequence for cases (c) and (d). */ while (cur[0] != '\0') { - /* - * c) All occurrences of "./", where "." is a complete path segment, - * are removed from the buffer string. - */ - if ((cur[0] == '.') && (cur[1] == '/')) { - cur += 2; - /* '//' normalization should be done at this point too */ - while (cur[0] == '/') - cur++; - continue; - } - - /* - * d) If the buffer string ends with "." as a complete path segment, - * that "." is removed. - */ - if ((cur[0] == '.') && (cur[1] == '\0')) - break; - - /* Otherwise keep the segment. */ - while (cur[0] != '/') { + /* + * c) All occurrences of "./", where "." is a complete path segment, + * are removed from the buffer string. + */ + if ((cur[0] == '.') && (cur[1] == '/')) { + cur += 2; + /* '//' normalization should be done at this point too */ + while (cur[0] == '/') + cur++; + continue; + } + + /* + * d) If the buffer string ends with "." as a complete path segment, + * that "." is removed. + */ + if ((cur[0] == '.') && (cur[1] == '\0')) + break; + + /* Otherwise keep the segment. */ + while (cur[0] != '/') { if (cur[0] == '\0') - goto done_cd; - (out++)[0] = (cur++)[0]; - } - /* nomalize // */ - while ((cur[0] == '/') && (cur[1] == '/')) - cur++; + goto done_cd; + (out++)[0] = (cur++)[0]; + } + /* nomalize // */ + while ((cur[0] == '/') && (cur[1] == '/')) + cur++; (out++)[0] = (cur++)[0]; } - done_cd: +done_cd: out[0] = '\0'; /* Reset to the beginning of the first segment for the next sequence. */ cur = path; while (cur[0] == '/') - ++cur; + ++cur; if (cur[0] == '\0') - return(0); + return (0); /* * Analyze each segment in sequence for cases (e) and (f). @@ -1397,23 +1402,23 @@ normalize_uri_path(char *path) { /* Find the end of the current segment. */ segp = cur; while ((segp[0] != '/') && (segp[0] != '\0')) - ++segp; + ++segp; /* If this is the last segment, we're done (we need at least two * segments to meet the criteria for the (e) and (f) cases). */ if (segp[0] == '\0') - break; + break; /* If the first segment is "..", or if the next segment _isn't_ "..", * keep this segment and try the next one. */ ++segp; - if (((cur[0] == '.') && (cur[1] == '.') && (segp == cur+3)) - || ((segp[0] != '.') || (segp[1] != '.') - || ((segp[2] != '/') && (segp[2] != '\0')))) { - cur = segp; - continue; + if (((cur[0] == '.') && (cur[1] == '.') && (segp == cur + 3)) || + ((segp[0] != '.') || (segp[1] != '.') || + ((segp[2] != '/') && (segp[2] != '\0')))) { + cur = segp; + continue; } /* If we get here, remove this segment and the next one and back up @@ -1425,22 +1430,22 @@ normalize_uri_path(char *path) { /* If this is the end of the buffer, we're done. */ if (segp[2] == '\0') { - cur[0] = '\0'; - break; + cur[0] = '\0'; + break; } /* Valgrind complained, strcpy(cur, segp + 3); */ /* string will overlap, do not use strcpy */ tmp = cur; segp += 3; while ((*tmp++ = *segp++) != 0) - ; + ; /* If there are no previous segments, then keep going from here. */ segp = cur; while ((segp > path) && ((--segp)[0] == '/')) - ; + ; if (segp == path) - continue; + continue; /* "segp" is pointing to the end of a previous segment; find it's * start. We need to back up to the previous segment and start @@ -1451,7 +1456,7 @@ normalize_uri_path(char *path) { */ cur = segp; while ((cur > path) && (cur[-1] != '/')) - --cur; + --cur; } out[0] = '\0'; @@ -1467,31 +1472,30 @@ normalize_uri_path(char *path) { * We discard them from the final path. */ if (path[0] == '/') { - cur = path; - while ((cur[0] == '/') && (cur[1] == '.') && (cur[2] == '.') - && ((cur[3] == '/') || (cur[3] == '\0'))) - cur += 3; - - if (cur != path) { - out = path; - while (cur[0] != '\0') - (out++)[0] = (cur++)[0]; - out[0] = 0; - } + cur = path; + while ((cur[0] == '/') && (cur[1] == '.') && (cur[2] == '.') && + ((cur[3] == '/') || (cur[3] == '\0'))) + cur += 3; + + if (cur != path) { + out = path; + while (cur[0] != '\0') + (out++)[0] = (cur++)[0]; + out[0] = 0; + } } - return(0); + return (0); } -static int is_hex(char c) { - if (((c >= '0') && (c <= '9')) || - ((c >= 'a') && (c <= 'f')) || +static int is_hex(char c) +{ + if (((c >= '0') && (c <= '9')) || ((c >= 'a') && (c <= 'f')) || ((c >= 'A') && (c <= 'F'))) - return(1); - return(0); + return (1); + return (0); } - /** * uri_string_unescape: * @str: the string to unescape @@ -1506,48 +1510,50 @@ static int is_hex(char c) { * Returns a copy of the string, but unescaped, will return NULL only in case * of error */ -char * -uri_string_unescape(const char *str, int len, char *target) { +char *uri_string_unescape(const char *str, int len, char *target) +{ char *ret, *out; const char *in; if (str == NULL) - return(NULL); - if (len <= 0) len = strlen(str); - if (len < 0) return(NULL); + return (NULL); + if (len <= 0) + len = strlen(str); + if (len < 0) + return (NULL); if (target == NULL) { - ret = g_malloc(len + 1); + ret = g_malloc(len + 1); } else - ret = target; + ret = target; in = str; out = ret; - while(len > 0) { - if ((len > 2) && (*in == '%') && (is_hex(in[1])) && (is_hex(in[2]))) { - in++; - if ((*in >= '0') && (*in <= '9')) - *out = (*in - '0'); - else if ((*in >= 'a') && (*in <= 'f')) - *out = (*in - 'a') + 10; - else if ((*in >= 'A') && (*in <= 'F')) - *out = (*in - 'A') + 10; - in++; - if ((*in >= '0') && (*in <= '9')) - *out = *out * 16 + (*in - '0'); - else if ((*in >= 'a') && (*in <= 'f')) - *out = *out * 16 + (*in - 'a') + 10; - else if ((*in >= 'A') && (*in <= 'F')) - *out = *out * 16 + (*in - 'A') + 10; - in++; - len -= 3; - out++; - } else { - *out++ = *in++; - len--; - } + while (len > 0) { + if ((len > 2) && (*in == '%') && (is_hex(in[1])) && (is_hex(in[2]))) { + in++; + if ((*in >= '0') && (*in <= '9')) + *out = (*in - '0'); + else if ((*in >= 'a') && (*in <= 'f')) + *out = (*in - 'a') + 10; + else if ((*in >= 'A') && (*in <= 'F')) + *out = (*in - 'A') + 10; + in++; + if ((*in >= '0') && (*in <= '9')) + *out = *out * 16 + (*in - '0'); + else if ((*in >= 'a') && (*in <= 'f')) + *out = *out * 16 + (*in - 'a') + 10; + else if ((*in >= 'A') && (*in <= 'F')) + *out = *out * 16 + (*in - 'A') + 10; + in++; + len -= 3; + out++; + } else { + *out++ = *in++; + len--; + } } *out = 0; - return(ret); + return (ret); } /** @@ -1560,59 +1566,59 @@ uri_string_unescape(const char *str, int len, char *target) { * * Returns a new escaped string or NULL in case of error. */ -char * -uri_string_escape(const char *str, const char *list) { +char *uri_string_escape(const char *str, const char *list) +{ char *ret, ch; char *temp; const char *in; int len, out; if (str == NULL) - return(NULL); + return (NULL); if (str[0] == 0) - return(g_strdup(str)); + return (g_strdup(str)); len = strlen(str); - if (!(len > 0)) return(NULL); + if (!(len > 0)) + return (NULL); len += 20; ret = g_malloc(len); in = str; out = 0; - while(*in != 0) { - if (len - out <= 3) { + while (*in != 0) { + if (len - out <= 3) { temp = realloc2n(ret, &len); - ret = temp; - } - - ch = *in; - - if ((ch != '@') && (!IS_UNRESERVED(ch)) && (!strchr(list, ch))) { - unsigned char val; - ret[out++] = '%'; - val = ch >> 4; - if (val <= 9) - ret[out++] = '0' + val; - else - ret[out++] = 'A' + val - 0xA; - val = ch & 0xF; - if (val <= 9) - ret[out++] = '0' + val; - else - ret[out++] = 'A' + val - 0xA; - in++; - } else { - ret[out++] = *in++; - } + ret = temp; + } + ch = *in; + + if ((ch != '@') && (!IS_UNRESERVED(ch)) && (!strchr(list, ch))) { + unsigned char val; + ret[out++] = '%'; + val = ch >> 4; + if (val <= 9) + ret[out++] = '0' + val; + else + ret[out++] = 'A' + val - 0xA; + val = ch & 0xF; + if (val <= 9) + ret[out++] = '0' + val; + else + ret[out++] = 'A' + val - 0xA; + in++; + } else { + ret[out++] = *in++; + } } ret[out] = 0; - return(ret); + return (ret); } /************************************************************************ - * * - * Public functions * - * * + * * + * Public functions * + * * ************************************************************************/ /** @@ -1630,8 +1636,8 @@ uri_string_escape(const char *str, const char *list) { * Returns a new URI string (to be freed by the caller) or NULL in case * of error. */ -char * -uri_resolve(const char *uri, const char *base) { +char *uri_resolve(const char *uri, const char *base) +{ char *val = NULL; int ret, len, indx, cur, out; URI *ref = NULL; @@ -1647,43 +1653,42 @@ uri_resolve(const char *uri, const char *base) { * URI. Should we do that here? */ if (uri == NULL) - ret = -1; + ret = -1; else { - if (*uri) { - ref = uri_new(); - ret = uri_parse_into(ref, uri); - } - else - ret = 0; + if (*uri) { + ref = uri_new(); + ret = uri_parse_into(ref, uri); + } else + ret = 0; } if (ret != 0) - goto done; + goto done; if ((ref != NULL) && (ref->scheme != NULL)) { - /* - * The URI is absolute don't modify. - */ - val = g_strdup(uri); - goto done; + /* + * The URI is absolute don't modify. + */ + val = g_strdup(uri); + goto done; } if (base == NULL) - ret = -1; + ret = -1; else { - bas = uri_new(); - ret = uri_parse_into(bas, base); + bas = uri_new(); + ret = uri_parse_into(bas, base); } if (ret != 0) { - if (ref) - val = uri_to_string(ref); - goto done; + if (ref) + val = uri_to_string(ref); + goto done; } if (ref == NULL) { - /* - * the base fragment must be ignored - */ + /* + * the base fragment must be ignored + */ g_free(bas->fragment); bas->fragment = NULL; - val = uri_to_string(bas); - goto done; + val = uri_to_string(bas); + goto done; } /* @@ -1700,23 +1705,23 @@ uri_resolve(const char *uri, const char *base) { */ res = uri_new(); if ((ref->scheme == NULL) && (ref->path == NULL) && - ((ref->authority == NULL) && (ref->server == NULL))) { + ((ref->authority == NULL) && (ref->server == NULL))) { res->scheme = g_strdup(bas->scheme); - if (bas->authority != NULL) - res->authority = g_strdup(bas->authority); - else if (bas->server != NULL) { + if (bas->authority != NULL) + res->authority = g_strdup(bas->authority); + else if (bas->server != NULL) { res->server = g_strdup(bas->server); res->user = g_strdup(bas->user); res->port = bas->port; - } + } res->path = g_strdup(bas->path); if (ref->query != NULL) { - res->query = g_strdup (ref->query); + res->query = g_strdup(ref->query); } else { res->query = g_strdup(bas->query); } res->fragment = g_strdup(ref->fragment); - goto step_7; + goto step_7; } /* @@ -1726,8 +1731,8 @@ uri_resolve(const char *uri, const char *base) { * scheme is inherited from the base URI's scheme component. */ if (ref->scheme != NULL) { - val = uri_to_string(ref); - goto done; + val = uri_to_string(ref); + goto done; } res->scheme = g_strdup(bas->scheme); @@ -1742,22 +1747,22 @@ uri_resolve(const char *uri, const char *base) { * use an authority component. */ if ((ref->authority != NULL) || (ref->server != NULL)) { - if (ref->authority != NULL) - res->authority = g_strdup(ref->authority); - else { - res->server = g_strdup(ref->server); + if (ref->authority != NULL) + res->authority = g_strdup(ref->authority); + else { + res->server = g_strdup(ref->server); res->user = g_strdup(ref->user); res->port = ref->port; - } + } res->path = g_strdup(ref->path); - goto step_7; + goto step_7; } if (bas->authority != NULL) - res->authority = g_strdup(bas->authority); + res->authority = g_strdup(bas->authority); else if (bas->server != NULL) { res->server = g_strdup(bas->server); res->user = g_strdup(bas->user); - res->port = bas->port; + res->port = bas->port; } /* @@ -1765,11 +1770,10 @@ uri_resolve(const char *uri, const char *base) { * the reference is an absolute-path and we skip to step 7. */ if ((ref->path != NULL) && (ref->path[0] == '/')) { - res->path = g_strdup(ref->path); - goto step_7; + res->path = g_strdup(ref->path); + goto step_7; } - /* * 6) If this step is reached, then we are resolving a relative-path * reference. The relative path needs to be merged with the base @@ -1780,9 +1784,9 @@ uri_resolve(const char *uri, const char *base) { */ len = 2; /* extra / and 0 */ if (ref->path != NULL) - len += strlen(ref->path); + len += strlen(ref->path); if (bas->path != NULL) - len += strlen(bas->path); + len += strlen(bas->path); res->path = g_malloc(len); res->path[0] = 0; @@ -1794,18 +1798,18 @@ uri_resolve(const char *uri, const char *base) { cur = 0; out = 0; if (bas->path != NULL) { - while (bas->path[cur] != 0) { - while ((bas->path[cur] != 0) && (bas->path[cur] != '/')) - cur++; - if (bas->path[cur] == 0) - break; - - cur++; - while (out < cur) { - res->path[out] = bas->path[out]; - out++; - } - } + while (bas->path[cur] != 0) { + while ((bas->path[cur] != 0) && (bas->path[cur] != '/')) + cur++; + if (bas->path[cur] == 0) + break; + + cur++; + while (out < cur) { + res->path[out] = bas->path[out]; + out++; + } + } } res->path[out] = 0; @@ -1814,15 +1818,15 @@ uri_resolve(const char *uri, const char *base) { * string. */ if (ref->path != NULL && ref->path[0] != 0) { - indx = 0; - /* - * Ensure the path includes a '/' - */ - if ((out == 0) && (bas->server != NULL)) - res->path[out++] = '/'; - while (ref->path[indx] != 0) { - res->path[out++] = ref->path[indx++]; - } + indx = 0; + /* + * Ensure the path includes a '/' + */ + if ((out == 0) && (bas->server != NULL)) + res->path[out++] = '/'; + while (ref->path[indx] != 0) { + res->path[out++] = ref->path[indx++]; + } } res->path[out] = 0; @@ -1842,12 +1846,12 @@ step_7: done: if (ref != NULL) - uri_free(ref); + uri_free(ref); if (bas != NULL) - uri_free(bas); + uri_free(bas); if (res != NULL) - uri_free(res); - return(val); + uri_free(res); + return (val); } /** @@ -1882,8 +1886,7 @@ done: * Returns a new URI string (to be freed by the caller) or NULL in case * error. */ -char * -uri_resolve_relative (const char *uri, const char * base) +char *uri_resolve_relative(const char *uri, const char *base) { char *val = NULL; int ret; @@ -1897,58 +1900,57 @@ uri_resolve_relative (const char *uri, const char * base) int remove_path = 0; if ((uri == NULL) || (*uri == 0)) - return NULL; + return NULL; /* * First parse URI into a standard form */ - ref = uri_new (); + ref = uri_new(); /* If URI not already in "relative" form */ if (uri[0] != '.') { - ret = uri_parse_into (ref, uri); - if (ret != 0) - goto done; /* Error in URI, return NULL */ + ret = uri_parse_into(ref, uri); + if (ret != 0) + goto done; /* Error in URI, return NULL */ } else - ref->path = g_strdup(uri); + ref->path = g_strdup(uri); /* * Next parse base into the same standard form */ if ((base == NULL) || (*base == 0)) { - val = g_strdup (uri); - goto done; + val = g_strdup(uri); + goto done; } - bas = uri_new (); + bas = uri_new(); if (base[0] != '.') { - ret = uri_parse_into (bas, base); - if (ret != 0) - goto done; /* Error in base, return NULL */ + ret = uri_parse_into(bas, base); + if (ret != 0) + goto done; /* Error in base, return NULL */ } else - bas->path = g_strdup(base); + bas->path = g_strdup(base); /* * If the scheme / server on the URI differs from the base, * just return the URI */ if ((ref->scheme != NULL) && - ((bas->scheme == NULL) || - (strcmp (bas->scheme, ref->scheme)) || - (strcmp (bas->server, ref->server)))) { - val = g_strdup (uri); - goto done; + ((bas->scheme == NULL) || (strcmp(bas->scheme, ref->scheme)) || + (strcmp(bas->server, ref->server)))) { + val = g_strdup(uri); + goto done; } if (bas->path == ref->path || (bas->path && ref->path && !strcmp(bas->path, ref->path))) { - val = g_strdup(""); - goto done; + val = g_strdup(""); + goto done; } if (bas->path == NULL) { - val = g_strdup(ref->path); - goto done; + val = g_strdup(ref->path); + goto done; } if (ref->path == NULL) { - ref->path = (char *) "/"; - remove_path = 1; + ref->path = (char *)"/"; + remove_path = 1; } /* @@ -1958,78 +1960,78 @@ uri_resolve_relative (const char *uri, const char * base) * two path components may be missing (bug 316224) */ if (bas->path == NULL) { - if (ref->path != NULL) { - uptr = ref->path; - if (*uptr == '/') - uptr++; - /* exception characters from uri_to_string */ - val = uri_string_escape(uptr, "/;&=+$,"); - } - goto done; + if (ref->path != NULL) { + uptr = ref->path; + if (*uptr == '/') + uptr++; + /* exception characters from uri_to_string */ + val = uri_string_escape(uptr, "/;&=+$,"); + } + goto done; } bptr = bas->path; if (ref->path == NULL) { - for (ix = 0; bptr[ix] != 0; ix++) { - if (bptr[ix] == '/') - nbslash++; - } - uptr = NULL; - len = 1; /* this is for a string terminator only */ + for (ix = 0; bptr[ix] != 0; ix++) { + if (bptr[ix] == '/') + nbslash++; + } + uptr = NULL; + len = 1; /* this is for a string terminator only */ } else { - /* - * Next we compare the two strings and find where they first differ - */ - if ((ref->path[pos] == '.') && (ref->path[pos+1] == '/')) + /* + * Next we compare the two strings and find where they first differ + */ + if ((ref->path[pos] == '.') && (ref->path[pos + 1] == '/')) pos += 2; - if ((*bptr == '.') && (bptr[1] == '/')) + if ((*bptr == '.') && (bptr[1] == '/')) bptr += 2; - else if ((*bptr == '/') && (ref->path[pos] != '/')) - bptr++; - while ((bptr[pos] == ref->path[pos]) && (bptr[pos] != 0)) - pos++; - - if (bptr[pos] == ref->path[pos]) { - val = g_strdup(""); - goto done; /* (I can't imagine why anyone would do this) */ - } - - /* - * In URI, "back up" to the last '/' encountered. This will be the - * beginning of the "unique" suffix of URI - */ - ix = pos; - if ((ref->path[ix] == '/') && (ix > 0)) - ix--; - else if ((ref->path[ix] == 0) && (ix > 1) && (ref->path[ix - 1] == '/')) - ix -= 2; - for (; ix > 0; ix--) { - if (ref->path[ix] == '/') - break; - } - if (ix == 0) { - uptr = ref->path; - } else { - ix++; - uptr = &ref->path[ix]; - } - - /* - * In base, count the number of '/' from the differing point - */ - if (bptr[pos] != ref->path[pos]) {/* check for trivial URI == base */ - for (; bptr[ix] != 0; ix++) { - if (bptr[ix] == '/') - nbslash++; - } - } - len = strlen (uptr) + 1; + else if ((*bptr == '/') && (ref->path[pos] != '/')) + bptr++; + while ((bptr[pos] == ref->path[pos]) && (bptr[pos] != 0)) + pos++; + + if (bptr[pos] == ref->path[pos]) { + val = g_strdup(""); + goto done; /* (I can't imagine why anyone would do this) */ + } + + /* + * In URI, "back up" to the last '/' encountered. This will be the + * beginning of the "unique" suffix of URI + */ + ix = pos; + if ((ref->path[ix] == '/') && (ix > 0)) + ix--; + else if ((ref->path[ix] == 0) && (ix > 1) && (ref->path[ix - 1] == '/')) + ix -= 2; + for (; ix > 0; ix--) { + if (ref->path[ix] == '/') + break; + } + if (ix == 0) { + uptr = ref->path; + } else { + ix++; + uptr = &ref->path[ix]; + } + + /* + * In base, count the number of '/' from the differing point + */ + if (bptr[pos] != ref->path[pos]) { /* check for trivial URI == base */ + for (; bptr[ix] != 0; ix++) { + if (bptr[ix] == '/') + nbslash++; + } + } + len = strlen(uptr) + 1; } if (nbslash == 0) { - if (uptr != NULL) - /* exception characters from uri_to_string */ - val = uri_string_escape(uptr, "/;&=+$,"); - goto done; + if (uptr != NULL) + /* exception characters from uri_to_string */ + val = uri_string_escape(uptr, "/;&=+$,"); + goto done; } /* @@ -2037,35 +2039,35 @@ uri_resolve_relative (const char *uri, const char * base) * length of the remainder of the URI, plus enough space * for the "../" groups, plus one for the terminator */ - val = g_malloc (len + 3 * nbslash); + val = g_malloc(len + 3 * nbslash); vptr = val; /* * Put in as many "../" as needed */ - for (; nbslash>0; nbslash--) { - *vptr++ = '.'; - *vptr++ = '.'; - *vptr++ = '/'; + for (; nbslash > 0; nbslash--) { + *vptr++ = '.'; + *vptr++ = '.'; + *vptr++ = '/'; } /* * Finish up with the end of the URI */ if (uptr != NULL) { - if ((vptr > val) && (len > 0) && - (uptr[0] == '/') && (vptr[-1] == '/')) { - memcpy (vptr, uptr + 1, len - 1); - vptr[len - 2] = 0; - } else { - memcpy (vptr, uptr, len); - vptr[len - 1] = 0; - } + if ((vptr > val) && (len > 0) && (uptr[0] == '/') && + (vptr[-1] == '/')) { + memcpy(vptr, uptr + 1, len - 1); + vptr[len - 2] = 0; + } else { + memcpy(vptr, uptr, len); + vptr[len - 1] = 0; + } } else { - vptr[len - 1] = 0; + vptr[len - 1] = 0; } /* escape the freshly-built path */ vptr = val; - /* exception characters from uri_to_string */ + /* exception characters from uri_to_string */ val = uri_string_escape(vptr, "/;&=+$,"); g_free(vptr); @@ -2076,9 +2078,9 @@ done: if (remove_path != 0) ref->path = NULL; if (ref != NULL) - uri_free (ref); + uri_free(ref); if (bas != NULL) - uri_free (bas); + uri_free(bas); return val; } @@ -2087,12 +2089,12 @@ done: * Utility functions to help parse and assemble query strings. */ -struct QueryParams * -query_params_new (int init_alloc) +struct QueryParams *query_params_new(int init_alloc) { struct QueryParams *ps; - if (init_alloc <= 0) init_alloc = 1; + if (init_alloc <= 0) + init_alloc = 1; ps = g_new(QueryParams, 1); ps->n = 0; @@ -2105,9 +2107,8 @@ query_params_new (int init_alloc) /* Ensure there is space to store at least one more parameter * at the end of the set. */ -static int -query_params_append (struct QueryParams *ps, - const char *name, const char *value) +static int query_params_append(struct QueryParams *ps, const char *name, + const char *value) { if (ps->n >= ps->alloc) { ps->p = g_renew(QueryParam, ps->p, ps->alloc * 2); @@ -2122,41 +2123,41 @@ query_params_append (struct QueryParams *ps, return 0; } -void -query_params_free (struct QueryParams *ps) +void query_params_free(struct QueryParams *ps) { int i; for (i = 0; i < ps->n; ++i) { - g_free (ps->p[i].name); - g_free (ps->p[i].value); + g_free(ps->p[i].name); + g_free(ps->p[i].value); } - g_free (ps->p); - g_free (ps); + g_free(ps->p); + g_free(ps); } -struct QueryParams * -query_params_parse (const char *query) +struct QueryParams *query_params_parse(const char *query) { struct QueryParams *ps; const char *end, *eq; - ps = query_params_new (0); - if (!query || query[0] == '\0') return ps; + ps = query_params_new(0); + if (!query || query[0] == '\0') + return ps; while (*query) { char *name = NULL, *value = NULL; /* Find the next separator, or end of the string. */ - end = strchr (query, '&'); + end = strchr(query, '&'); if (!end) - end = strchr (query, ';'); + end = strchr(query, ';'); if (!end) - end = query + strlen (query); + end = query + strlen(query); /* Find the first '=' character between here and end. */ - eq = strchr (query, '='); - if (eq && eq >= end) eq = NULL; + eq = strchr(query, '='); + if (eq && eq >= end) + eq = NULL; /* Empty section (eg. "&&"). */ if (end == query) @@ -2166,14 +2167,14 @@ query_params_parse (const char *query) * and consistent with CGI.pm we assume value is "". */ else if (!eq) { - name = uri_string_unescape (query, end - query, NULL); + name = uri_string_unescape(query, end - query, NULL); value = NULL; } /* Or if we have "name=" here (works around annoying * problem when calling uri_string_unescape with len = 0). */ - else if (eq+1 == end) { - name = uri_string_unescape (query, eq - query, NULL); + else if (eq + 1 == end) { + name = uri_string_unescape(query, eq - query, NULL); value = g_new0(char, 1); } /* If the '=' character is at the beginning then we have @@ -2184,18 +2185,19 @@ query_params_parse (const char *query) /* Otherwise it's "name=value". */ else { - name = uri_string_unescape (query, eq - query, NULL); - value = uri_string_unescape (eq+1, end - (eq+1), NULL); + name = uri_string_unescape(query, eq - query, NULL); + value = uri_string_unescape(eq + 1, end - (eq + 1), NULL); } /* Append to the parameter set. */ - query_params_append (ps, name, value); + query_params_append(ps, name, value); g_free(name); g_free(value); next: query = end; - if (*query) query ++; /* skip '&' separator */ + if (*query) + query++; /* skip '&' separator */ } return ps; -- cgit v1.2.3-55-g7522 From 42fa27253cfa8b9ad7d41ce63a733a4c623ffc74 Mon Sep 17 00:00:00 2001 From: Su Hang Date: Sun, 25 Feb 2018 12:35:57 +0800 Subject: util/uri.c: remove brackets that wrap `return` statement's content. only remove brackets that wrap `return` statements' content. use `perl -pi -e "s/return \((.*?)\);/return \1;/g" util/uri.c` to remove pattern like this: "return (1);" Signed-off-by: Su Hang Reviewed-by: Thomas Huth Message-id: 1519533358-13759-3-git-send-email-suhang16@mails.ucas.ac.cn Signed-off-by: Stefan Hajnoczi --- util/uri.c | 160 ++++++++++++++++++++++++++++++------------------------------- 1 file changed, 80 insertions(+), 80 deletions(-) (limited to 'util') diff --git a/util/uri.c b/util/uri.c index cf09f41735..bb2576cf21 100644 --- a/util/uri.c +++ b/util/uri.c @@ -212,11 +212,11 @@ static int rfc3986_parse_scheme(URI *uri, const char **str) const char *cur; if (str == NULL) - return (-1); + return -1; cur = *str; if (!ISA_ALPHA(cur)) - return (2); + return 2; cur++; while (ISA_ALPHA(cur) || ISA_DIGIT(cur) || (*cur == '+') || (*cur == '-') || (*cur == '.')) @@ -226,7 +226,7 @@ static int rfc3986_parse_scheme(URI *uri, const char **str) uri->scheme = g_strndup(*str, cur - *str); } *str = cur; - return (0); + return 0; } /** @@ -249,7 +249,7 @@ static int rfc3986_parse_fragment(URI *uri, const char **str) const char *cur; if (str == NULL) - return (-1); + return -1; cur = *str; @@ -265,7 +265,7 @@ static int rfc3986_parse_fragment(URI *uri, const char **str) uri->fragment = uri_string_unescape(*str, cur - *str, NULL); } *str = cur; - return (0); + return 0; } /** @@ -284,7 +284,7 @@ static int rfc3986_parse_query(URI *uri, const char **str) const char *cur; if (str == NULL) - return (-1); + return -1; cur = *str; @@ -296,7 +296,7 @@ static int rfc3986_parse_query(URI *uri, const char **str) uri->query = g_strndup(*str, cur - *str); } *str = cur; - return (0); + return 0; } /** @@ -362,9 +362,9 @@ static int rfc3986_parse_user_info(URI *uri, const char **str) uri->user = uri_string_unescape(*str, cur - *str, NULL); } *str = cur; - return (0); + return 0; } - return (1); + return 1; } /** @@ -386,7 +386,7 @@ static int rfc3986_parse_dec_octet(const char **str) const char *cur = *str; if (!(ISA_DIGIT(cur))) - return (1); + return 1; if (!ISA_DIGIT(cur + 1)) cur++; else if ((*cur != '0') && (ISA_DIGIT(cur + 1)) && (!ISA_DIGIT(cur + 2))) @@ -400,9 +400,9 @@ static int rfc3986_parse_dec_octet(const char **str) (*(cur + 1) <= '5')) cur += 3; else - return (1); + return 1; *str = cur; - return (0); + return 0; } /** * rfc3986_parse_host: @@ -433,7 +433,7 @@ static int rfc3986_parse_host(URI *uri, const char **str) while ((*cur != ']') && (*cur != 0)) cur++; if (*cur != ']') - return (1); + return 1; cur++; goto found; } @@ -479,7 +479,7 @@ found: uri->server = NULL; } *str = cur; - return (0); + return 0; } /** @@ -510,15 +510,15 @@ static int rfc3986_parse_authority(URI *uri, const char **str) cur++; ret = rfc3986_parse_host(uri, &cur); if (ret != 0) - return (ret); + return ret; if (*cur == ':') { cur++; ret = rfc3986_parse_port(uri, &cur); if (ret != 0) - return (ret); + return ret; } *str = cur; - return (0); + return 0; } /** @@ -544,13 +544,13 @@ static int rfc3986_parse_segment(const char **str, char forbid, int empty) cur = *str; if (!ISA_PCHAR(cur)) { if (empty) - return (0); - return (1); + return 0; + return 1; } while (ISA_PCHAR(cur) && (*cur != forbid)) NEXT(cur); *str = cur; - return (0); + return 0; } /** @@ -576,7 +576,7 @@ static int rfc3986_parse_path_ab_empty(URI *uri, const char **str) cur++; ret = rfc3986_parse_segment(&cur, 0, 1); if (ret != 0) - return (ret); + return ret; } if (uri != NULL) { g_free(uri->path); @@ -590,7 +590,7 @@ static int rfc3986_parse_path_ab_empty(URI *uri, const char **str) } } *str = cur; - return (0); + return 0; } /** @@ -613,7 +613,7 @@ static int rfc3986_parse_path_absolute(URI *uri, const char **str) cur = *str; if (*cur != '/') - return (1); + return 1; cur++; ret = rfc3986_parse_segment(&cur, 0, 0); if (ret == 0) { @@ -621,7 +621,7 @@ static int rfc3986_parse_path_absolute(URI *uri, const char **str) cur++; ret = rfc3986_parse_segment(&cur, 0, 1); if (ret != 0) - return (ret); + return ret; } } if (uri != NULL) { @@ -636,7 +636,7 @@ static int rfc3986_parse_path_absolute(URI *uri, const char **str) } } *str = cur; - return (0); + return 0; } /** @@ -660,12 +660,12 @@ static int rfc3986_parse_path_rootless(URI *uri, const char **str) ret = rfc3986_parse_segment(&cur, 0, 0); if (ret != 0) - return (ret); + return ret; while (*cur == '/') { cur++; ret = rfc3986_parse_segment(&cur, 0, 1); if (ret != 0) - return (ret); + return ret; } if (uri != NULL) { g_free(uri->path); @@ -679,7 +679,7 @@ static int rfc3986_parse_path_rootless(URI *uri, const char **str) } } *str = cur; - return (0); + return 0; } /** @@ -703,12 +703,12 @@ static int rfc3986_parse_path_no_scheme(URI *uri, const char **str) ret = rfc3986_parse_segment(&cur, ':', 0); if (ret != 0) - return (ret); + return ret; while (*cur == '/') { cur++; ret = rfc3986_parse_segment(&cur, 0, 1); if (ret != 0) - return (ret); + return ret; } if (uri != NULL) { g_free(uri->path); @@ -722,7 +722,7 @@ static int rfc3986_parse_path_no_scheme(URI *uri, const char **str) } } *str = cur; - return (0); + return 0; } /** @@ -751,20 +751,20 @@ static int rfc3986_parse_hier_part(URI *uri, const char **str) cur += 2; ret = rfc3986_parse_authority(uri, &cur); if (ret != 0) - return (ret); + return ret; ret = rfc3986_parse_path_ab_empty(uri, &cur); if (ret != 0) - return (ret); + return ret; *str = cur; - return (0); + return 0; } else if (*cur == '/') { ret = rfc3986_parse_path_absolute(uri, &cur); if (ret != 0) - return (ret); + return ret; } else if (ISA_PCHAR(cur)) { ret = rfc3986_parse_path_rootless(uri, &cur); if (ret != 0) - return (ret); + return ret; } else { /* path-empty is effectively empty */ if (uri != NULL) { @@ -773,7 +773,7 @@ static int rfc3986_parse_hier_part(URI *uri, const char **str) } } *str = cur; - return (0); + return 0; } /** @@ -800,18 +800,18 @@ static int rfc3986_parse_relative_ref(URI *uri, const char *str) str += 2; ret = rfc3986_parse_authority(uri, &str); if (ret != 0) - return (ret); + return ret; ret = rfc3986_parse_path_ab_empty(uri, &str); if (ret != 0) - return (ret); + return ret; } else if (*str == '/') { ret = rfc3986_parse_path_absolute(uri, &str); if (ret != 0) - return (ret); + return ret; } else if (ISA_PCHAR(str)) { ret = rfc3986_parse_path_no_scheme(uri, &str); if (ret != 0) - return (ret); + return ret; } else { /* path-empty is effectively empty */ if (uri != NULL) { @@ -824,19 +824,19 @@ static int rfc3986_parse_relative_ref(URI *uri, const char *str) str++; ret = rfc3986_parse_query(uri, &str); if (ret != 0) - return (ret); + return ret; } if (*str == '#') { str++; ret = rfc3986_parse_fragment(uri, &str); if (ret != 0) - return (ret); + return ret; } if (*str != 0) { uri_clean(uri); - return (1); + return 1; } - return (0); + return 0; } /** @@ -857,31 +857,31 @@ static int rfc3986_parse(URI *uri, const char *str) ret = rfc3986_parse_scheme(uri, &str); if (ret != 0) - return (ret); + return ret; if (*str != ':') { - return (1); + return 1; } str++; ret = rfc3986_parse_hier_part(uri, &str); if (ret != 0) - return (ret); + return ret; if (*str == '?') { str++; ret = rfc3986_parse_query(uri, &str); if (ret != 0) - return (ret); + return ret; } if (*str == '#') { str++; ret = rfc3986_parse_fragment(uri, &str); if (ret != 0) - return (ret); + return ret; } if (*str != 0) { uri_clean(uri); - return (1); + return 1; } - return (0); + return 0; } /** @@ -901,7 +901,7 @@ static int rfc3986_parse_uri_reference(URI *uri, const char *str) int ret; if (str == NULL) - return (-1); + return -1; uri_clean(uri); /* @@ -914,10 +914,10 @@ static int rfc3986_parse_uri_reference(URI *uri, const char *str) ret = rfc3986_parse_relative_ref(uri, str); if (ret != 0) { uri_clean(uri); - return (ret); + return ret; } } - return (0); + return 0; } /** @@ -936,14 +936,14 @@ URI *uri_parse(const char *str) int ret; if (str == NULL) - return (NULL); + return NULL; uri = uri_new(); ret = rfc3986_parse_uri_reference(uri, str); if (ret) { uri_free(uri); - return (NULL); + return NULL; } - return (uri); + return uri; } /** @@ -960,7 +960,7 @@ URI *uri_parse(const char *str) */ int uri_parse_into(URI *uri, const char *str) { - return (rfc3986_parse_uri_reference(uri, str)); + return rfc3986_parse_uri_reference(uri, str); } /** @@ -980,7 +980,7 @@ URI *uri_parse_raw(const char *str, int raw) int ret; if (str == NULL) - return (NULL); + return NULL; uri = uri_new(); if (raw) { uri->cleanup |= 2; @@ -988,9 +988,9 @@ URI *uri_parse_raw(const char *str, int raw) ret = uri_parse_into(uri, str); if (ret) { uri_free(uri); - return (NULL); + return NULL; } - return (uri); + return uri; } /************************************************************************ @@ -1011,7 +1011,7 @@ URI *uri_new(void) URI *ret; ret = g_new0(URI, 1); - return (ret); + return ret; } /** @@ -1028,7 +1028,7 @@ static char *realloc2n(char *ret, int *max) tmp = *max * 2; temp = g_realloc(ret, (tmp + 1)); *max = tmp; - return (temp); + return temp; } /** @@ -1048,7 +1048,7 @@ char *uri_to_string(URI *uri) int max; if (uri == NULL) - return (NULL); + return NULL; max = 80; ret = g_malloc(max + 1); @@ -1249,7 +1249,7 @@ char *uri_to_string(URI *uri) ret = temp; } ret[len] = 0; - return (ret); + return ret; } /** @@ -1315,7 +1315,7 @@ static int normalize_uri_path(char *path) char *cur, *out; if (path == NULL) - return (-1); + return -1; /* Skip all initial "/" chars. We want to get to the beginning of the * first non-empty segment. @@ -1324,7 +1324,7 @@ static int normalize_uri_path(char *path) while (cur[0] == '/') ++cur; if (cur[0] == '\0') - return (0); + return 0; /* Keep everything we've seen so far. */ out = cur; @@ -1372,7 +1372,7 @@ done_cd: while (cur[0] == '/') ++cur; if (cur[0] == '\0') - return (0); + return 0; /* * Analyze each segment in sequence for cases (e) and (f). @@ -1485,15 +1485,15 @@ done_cd: } } - return (0); + return 0; } static int is_hex(char c) { if (((c >= '0') && (c <= '9')) || ((c >= 'a') && (c <= 'f')) || ((c >= 'A') && (c <= 'F'))) - return (1); - return (0); + return 1; + return 0; } /** @@ -1516,11 +1516,11 @@ char *uri_string_unescape(const char *str, int len, char *target) const char *in; if (str == NULL) - return (NULL); + return NULL; if (len <= 0) len = strlen(str); if (len < 0) - return (NULL); + return NULL; if (target == NULL) { ret = g_malloc(len + 1); @@ -1553,7 +1553,7 @@ char *uri_string_unescape(const char *str, int len, char *target) } } *out = 0; - return (ret); + return ret; } /** @@ -1574,12 +1574,12 @@ char *uri_string_escape(const char *str, const char *list) int len, out; if (str == NULL) - return (NULL); + return NULL; if (str[0] == 0) - return (g_strdup(str)); + return g_strdup(str); len = strlen(str); if (!(len > 0)) - return (NULL); + return NULL; len += 20; ret = g_malloc(len); @@ -1612,7 +1612,7 @@ char *uri_string_escape(const char *str, const char *list) } } ret[out] = 0; - return (ret); + return ret; } /************************************************************************ @@ -1851,7 +1851,7 @@ done: uri_free(bas); if (res != NULL) uri_free(res); - return (val); + return val; } /** -- cgit v1.2.3-55-g7522 From a1515161b563acd0986867fc37084c1cf952ba35 Mon Sep 17 00:00:00 2001 From: Su Hang Date: Sun, 25 Feb 2018 12:35:58 +0800 Subject: util/uri.c: wrap single statement blocks with braces {} For this patch, using curly braces to wrap `if` `while` `else` statements, which only hold single statement. For example: ''' if (cond) statement; ''' to ''' if (cond) { statement; } ''' And using tricks that compare the disassemblies before and after code changes, to make sure code logic isn't changed: ''' git checkout master make util/uri.o strip util/uri.o objdump -Drx util/uri.o > /tmp/uri-master.txt git checkout cleanupbranch make util/uri.o strip util/uri.o objdump -Drx util/uri.o > /tmp/uri-cleanup.txt Signed-off-by: Stefan Hajnoczi --- util/uri.c | 463 +++++++++++++++++++++++++++++++++++++++---------------------- 1 file changed, 294 insertions(+), 169 deletions(-) (limited to 'util') diff --git a/util/uri.c b/util/uri.c index bb2576cf21..93ecefdaaf 100644 --- a/util/uri.c +++ b/util/uri.c @@ -211,16 +211,19 @@ static int rfc3986_parse_scheme(URI *uri, const char **str) { const char *cur; - if (str == NULL) + if (str == NULL) { return -1; + } cur = *str; - if (!ISA_ALPHA(cur)) + if (!ISA_ALPHA(cur)) { return 2; + } cur++; while (ISA_ALPHA(cur) || ISA_DIGIT(cur) || (*cur == '+') || (*cur == '-') || - (*cur == '.')) + (*cur == '.')) { cur++; + } if (uri != NULL) { g_free(uri->scheme); uri->scheme = g_strndup(*str, cur - *str); @@ -248,21 +251,24 @@ static int rfc3986_parse_fragment(URI *uri, const char **str) { const char *cur; - if (str == NULL) + if (str == NULL) { return -1; + } cur = *str; while ((ISA_PCHAR(cur)) || (*cur == '/') || (*cur == '?') || (*cur == '[') || (*cur == ']') || - ((uri != NULL) && (uri->cleanup & 1) && (IS_UNWISE(cur)))) + ((uri != NULL) && (uri->cleanup & 1) && (IS_UNWISE(cur)))) { NEXT(cur); + } if (uri != NULL) { g_free(uri->fragment); - if (uri->cleanup & 2) + if (uri->cleanup & 2) { uri->fragment = g_strndup(*str, cur - *str); - else + } else { uri->fragment = uri_string_unescape(*str, cur - *str, NULL); + } } *str = cur; return 0; @@ -283,14 +289,16 @@ static int rfc3986_parse_query(URI *uri, const char **str) { const char *cur; - if (str == NULL) + if (str == NULL) { return -1; + } cur = *str; while ((ISA_PCHAR(cur)) || (*cur == '/') || (*cur == '?') || - ((uri != NULL) && (uri->cleanup & 1) && (IS_UNWISE(cur)))) + ((uri != NULL) && (uri->cleanup & 1) && (IS_UNWISE(cur)))) { NEXT(cur); + } if (uri != NULL) { g_free(uri->query); uri->query = g_strndup(*str, cur - *str); @@ -351,15 +359,17 @@ static int rfc3986_parse_user_info(URI *uri, const char **str) cur = *str; while (ISA_UNRESERVED(cur) || ISA_PCT_ENCODED(cur) || ISA_SUB_DELIM(cur) || - (*cur == ':')) + (*cur == ':')) { NEXT(cur); + } if (*cur == '@') { if (uri != NULL) { g_free(uri->user); - if (uri->cleanup & 2) + if (uri->cleanup & 2) { uri->user = g_strndup(*str, cur - *str); - else + } else { uri->user = uri_string_unescape(*str, cur - *str, NULL); + } } *str = cur; return 0; @@ -385,22 +395,24 @@ static int rfc3986_parse_dec_octet(const char **str) { const char *cur = *str; - if (!(ISA_DIGIT(cur))) + if (!(ISA_DIGIT(cur))) { return 1; - if (!ISA_DIGIT(cur + 1)) + } + if (!ISA_DIGIT(cur + 1)) { cur++; - else if ((*cur != '0') && (ISA_DIGIT(cur + 1)) && (!ISA_DIGIT(cur + 2))) + } else if ((*cur != '0') && (ISA_DIGIT(cur + 1)) && (!ISA_DIGIT(cur + 2))) { cur += 2; - else if ((*cur == '1') && (ISA_DIGIT(cur + 1)) && (ISA_DIGIT(cur + 2))) + } else if ((*cur == '1') && (ISA_DIGIT(cur + 1)) && (ISA_DIGIT(cur + 2))) { cur += 3; - else if ((*cur == '2') && (*(cur + 1) >= '0') && (*(cur + 1) <= '4') && - (ISA_DIGIT(cur + 2))) + } else if ((*cur == '2') && (*(cur + 1) >= '0') && (*(cur + 1) <= '4') && + (ISA_DIGIT(cur + 2))) { cur += 3; - else if ((*cur == '2') && (*(cur + 1) == '5') && (*(cur + 2) >= '0') && - (*(cur + 1) <= '5')) + } else if ((*cur == '2') && (*(cur + 1) == '5') && (*(cur + 2) >= '0') && + (*(cur + 1) <= '5')) { cur += 3; - else + } else { return 1; + } *str = cur; return 0; } @@ -430,10 +442,12 @@ static int rfc3986_parse_host(URI *uri, const char **str) */ if (*cur == '[') { cur++; - while ((*cur != ']') && (*cur != 0)) + while ((*cur != ']') && (*cur != 0)) { cur++; - if (*cur != ']') + } + if (*cur != ']') { return 1; + } cur++; goto found; } @@ -441,21 +455,28 @@ static int rfc3986_parse_host(URI *uri, const char **str) * try to parse an IPv4 */ if (ISA_DIGIT(cur)) { - if (rfc3986_parse_dec_octet(&cur) != 0) + if (rfc3986_parse_dec_octet(&cur) != 0) { goto not_ipv4; - if (*cur != '.') + } + if (*cur != '.') { goto not_ipv4; + } cur++; - if (rfc3986_parse_dec_octet(&cur) != 0) + if (rfc3986_parse_dec_octet(&cur) != 0) { goto not_ipv4; - if (*cur != '.') + } + if (*cur != '.') { goto not_ipv4; - if (rfc3986_parse_dec_octet(&cur) != 0) + } + if (rfc3986_parse_dec_octet(&cur) != 0) { goto not_ipv4; - if (*cur != '.') + } + if (*cur != '.') { goto not_ipv4; - if (rfc3986_parse_dec_octet(&cur) != 0) + } + if (rfc3986_parse_dec_octet(&cur) != 0) { goto not_ipv4; + } goto found; not_ipv4: cur = *str; @@ -463,20 +484,23 @@ static int rfc3986_parse_host(URI *uri, const char **str) /* * then this should be a hostname which can be empty */ - while (ISA_UNRESERVED(cur) || ISA_PCT_ENCODED(cur) || ISA_SUB_DELIM(cur)) + while (ISA_UNRESERVED(cur) || ISA_PCT_ENCODED(cur) || ISA_SUB_DELIM(cur)) { NEXT(cur); + } found: if (uri != NULL) { g_free(uri->authority); uri->authority = NULL; g_free(uri->server); if (cur != host) { - if (uri->cleanup & 2) + if (uri->cleanup & 2) { uri->server = g_strndup(host, cur - host); - else + } else { uri->server = uri_string_unescape(host, cur - host, NULL); - } else + } + } else { uri->server = NULL; + } } *str = cur; return 0; @@ -504,18 +528,21 @@ static int rfc3986_parse_authority(URI *uri, const char **str) * try to parse a userinfo and check for the trailing @ */ ret = rfc3986_parse_user_info(uri, &cur); - if ((ret != 0) || (*cur != '@')) + if ((ret != 0) || (*cur != '@')) { cur = *str; - else + } else { cur++; + } ret = rfc3986_parse_host(uri, &cur); - if (ret != 0) + if (ret != 0) { return ret; + } if (*cur == ':') { cur++; ret = rfc3986_parse_port(uri, &cur); - if (ret != 0) + if (ret != 0) { return ret; + } } *str = cur; return 0; @@ -543,12 +570,14 @@ static int rfc3986_parse_segment(const char **str, char forbid, int empty) cur = *str; if (!ISA_PCHAR(cur)) { - if (empty) + if (empty) { return 0; + } return 1; } - while (ISA_PCHAR(cur) && (*cur != forbid)) + while (ISA_PCHAR(cur) && (*cur != forbid)) { NEXT(cur); + } *str = cur; return 0; } @@ -575,16 +604,18 @@ static int rfc3986_parse_path_ab_empty(URI *uri, const char **str) while (*cur == '/') { cur++; ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) + if (ret != 0) { return ret; + } } if (uri != NULL) { g_free(uri->path); if (*str != cur) { - if (uri->cleanup & 2) + if (uri->cleanup & 2) { uri->path = g_strndup(*str, cur - *str); - else + } else { uri->path = uri_string_unescape(*str, cur - *str, NULL); + } } else { uri->path = NULL; } @@ -612,25 +643,28 @@ static int rfc3986_parse_path_absolute(URI *uri, const char **str) cur = *str; - if (*cur != '/') + if (*cur != '/') { return 1; + } cur++; ret = rfc3986_parse_segment(&cur, 0, 0); if (ret == 0) { while (*cur == '/') { cur++; ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) + if (ret != 0) { return ret; + } } } if (uri != NULL) { g_free(uri->path); if (cur != *str) { - if (uri->cleanup & 2) + if (uri->cleanup & 2) { uri->path = g_strndup(*str, cur - *str); - else + } else { uri->path = uri_string_unescape(*str, cur - *str, NULL); + } } else { uri->path = NULL; } @@ -659,21 +693,24 @@ static int rfc3986_parse_path_rootless(URI *uri, const char **str) cur = *str; ret = rfc3986_parse_segment(&cur, 0, 0); - if (ret != 0) + if (ret != 0) { return ret; + } while (*cur == '/') { cur++; ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) + if (ret != 0) { return ret; + } } if (uri != NULL) { g_free(uri->path); if (cur != *str) { - if (uri->cleanup & 2) + if (uri->cleanup & 2) { uri->path = g_strndup(*str, cur - *str); - else + } else { uri->path = uri_string_unescape(*str, cur - *str, NULL); + } } else { uri->path = NULL; } @@ -702,21 +739,24 @@ static int rfc3986_parse_path_no_scheme(URI *uri, const char **str) cur = *str; ret = rfc3986_parse_segment(&cur, ':', 0); - if (ret != 0) + if (ret != 0) { return ret; + } while (*cur == '/') { cur++; ret = rfc3986_parse_segment(&cur, 0, 1); - if (ret != 0) + if (ret != 0) { return ret; + } } if (uri != NULL) { g_free(uri->path); if (cur != *str) { - if (uri->cleanup & 2) + if (uri->cleanup & 2) { uri->path = g_strndup(*str, cur - *str); - else + } else { uri->path = uri_string_unescape(*str, cur - *str, NULL); + } } else { uri->path = NULL; } @@ -750,21 +790,25 @@ static int rfc3986_parse_hier_part(URI *uri, const char **str) if ((*cur == '/') && (*(cur + 1) == '/')) { cur += 2; ret = rfc3986_parse_authority(uri, &cur); - if (ret != 0) + if (ret != 0) { return ret; + } ret = rfc3986_parse_path_ab_empty(uri, &cur); - if (ret != 0) + if (ret != 0) { return ret; + } *str = cur; return 0; } else if (*cur == '/') { ret = rfc3986_parse_path_absolute(uri, &cur); - if (ret != 0) + if (ret != 0) { return ret; + } } else if (ISA_PCHAR(cur)) { ret = rfc3986_parse_path_rootless(uri, &cur); - if (ret != 0) + if (ret != 0) { return ret; + } } else { /* path-empty is effectively empty */ if (uri != NULL) { @@ -799,19 +843,23 @@ static int rfc3986_parse_relative_ref(URI *uri, const char *str) if ((*str == '/') && (*(str + 1) == '/')) { str += 2; ret = rfc3986_parse_authority(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } ret = rfc3986_parse_path_ab_empty(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } } else if (*str == '/') { ret = rfc3986_parse_path_absolute(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } } else if (ISA_PCHAR(str)) { ret = rfc3986_parse_path_no_scheme(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } } else { /* path-empty is effectively empty */ if (uri != NULL) { @@ -823,14 +871,16 @@ static int rfc3986_parse_relative_ref(URI *uri, const char *str) if (*str == '?') { str++; ret = rfc3986_parse_query(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } } if (*str == '#') { str++; ret = rfc3986_parse_fragment(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } } if (*str != 0) { uri_clean(uri); @@ -856,26 +906,30 @@ static int rfc3986_parse(URI *uri, const char *str) int ret; ret = rfc3986_parse_scheme(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } if (*str != ':') { return 1; } str++; ret = rfc3986_parse_hier_part(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } if (*str == '?') { str++; ret = rfc3986_parse_query(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } } if (*str == '#') { str++; ret = rfc3986_parse_fragment(uri, &str); - if (ret != 0) + if (ret != 0) { return ret; + } } if (*str != 0) { uri_clean(uri); @@ -900,8 +954,9 @@ static int rfc3986_parse_uri_reference(URI *uri, const char *str) { int ret; - if (str == NULL) + if (str == NULL) { return -1; + } uri_clean(uri); /* @@ -935,8 +990,9 @@ URI *uri_parse(const char *str) URI *uri; int ret; - if (str == NULL) + if (str == NULL) { return NULL; + } uri = uri_new(); ret = rfc3986_parse_uri_reference(uri, str); if (ret) { @@ -979,8 +1035,9 @@ URI *uri_parse_raw(const char *str, int raw) URI *uri; int ret; - if (str == NULL) + if (str == NULL) { return NULL; + } uri = uri_new(); if (raw) { uri->cleanup |= 2; @@ -1047,8 +1104,9 @@ char *uri_to_string(URI *uri) int len; int max; - if (uri == NULL) + if (uri == NULL) { return NULL; + } max = 80; ret = g_malloc(max + 1); @@ -1076,9 +1134,9 @@ char *uri_to_string(URI *uri) temp = realloc2n(ret, &max); ret = temp; } - if (IS_RESERVED(*(p)) || IS_UNRESERVED(*(p))) + if (IS_RESERVED(*(p)) || IS_UNRESERVED(*(p))) { ret[len++] = *p++; - else { + } else { int val = *(unsigned char *)p++; int hi = val / 0x10, lo = val % 0x10; ret[len++] = '%'; @@ -1103,9 +1161,9 @@ char *uri_to_string(URI *uri) } if ((IS_UNRESERVED(*(p))) || ((*(p) == ';')) || ((*(p) == ':')) || ((*(p) == '&')) || ((*(p) == '=')) || - ((*(p) == '+')) || ((*(p) == '$')) || ((*(p) == ','))) + ((*(p) == '+')) || ((*(p) == '$')) || ((*(p) == ','))) { ret[len++] = *p++; - else { + } else { int val = *(unsigned char *)p++; int hi = val / 0x10, lo = val % 0x10; ret[len++] = '%'; @@ -1150,9 +1208,9 @@ char *uri_to_string(URI *uri) if ((IS_UNRESERVED(*(p))) || ((*(p) == '$')) || ((*(p) == ',')) || ((*(p) == ';')) || ((*(p) == ':')) || ((*(p) == '@')) || ((*(p) == '&')) || ((*(p) == '=')) || - ((*(p) == '+'))) + ((*(p) == '+'))) { ret[len++] = *p++; - else { + } else { int val = *(unsigned char *)p++; int hi = val / 0x10, lo = val % 0x10; ret[len++] = '%'; @@ -1194,9 +1252,9 @@ char *uri_to_string(URI *uri) if ((IS_UNRESERVED(*(p))) || ((*(p) == '/')) || ((*(p) == ';')) || ((*(p) == '@')) || ((*(p) == '&')) || ((*(p) == '=')) || ((*(p) == '+')) || ((*(p) == '$')) || - ((*(p) == ','))) + ((*(p) == ','))) { ret[len++] = *p++; - else { + } else { int val = *(unsigned char *)p++; int hi = val / 0x10, lo = val % 0x10; ret[len++] = '%'; @@ -1233,9 +1291,9 @@ char *uri_to_string(URI *uri) temp = realloc2n(ret, &max); ret = temp; } - if ((IS_UNRESERVED(*(p))) || (IS_RESERVED(*(p)))) + if ((IS_UNRESERVED(*(p))) || (IS_RESERVED(*(p)))) { ret[len++] = *p++; - else { + } else { int val = *(unsigned char *)p++; int hi = val / 0x10, lo = val % 0x10; ret[len++] = '%'; @@ -1260,8 +1318,9 @@ char *uri_to_string(URI *uri) */ static void uri_clean(URI *uri) { - if (uri == NULL) + if (uri == NULL) { return; + } g_free(uri->scheme); uri->scheme = NULL; @@ -1314,17 +1373,20 @@ static int normalize_uri_path(char *path) { char *cur, *out; - if (path == NULL) + if (path == NULL) { return -1; + } /* Skip all initial "/" chars. We want to get to the beginning of the * first non-empty segment. */ cur = path; - while (cur[0] == '/') + while (cur[0] == '/') { ++cur; - if (cur[0] == '\0') + } + if (cur[0] == '\0') { return 0; + } /* Keep everything we've seen so far. */ out = cur; @@ -1340,8 +1402,9 @@ static int normalize_uri_path(char *path) if ((cur[0] == '.') && (cur[1] == '/')) { cur += 2; /* '//' normalization should be done at this point too */ - while (cur[0] == '/') + while (cur[0] == '/') { cur++; + } continue; } @@ -1349,18 +1412,21 @@ static int normalize_uri_path(char *path) * d) If the buffer string ends with "." as a complete path segment, * that "." is removed. */ - if ((cur[0] == '.') && (cur[1] == '\0')) + if ((cur[0] == '.') && (cur[1] == '\0')) { break; + } /* Otherwise keep the segment. */ while (cur[0] != '/') { - if (cur[0] == '\0') + if (cur[0] == '\0') { goto done_cd; + } (out++)[0] = (cur++)[0]; } /* nomalize // */ - while ((cur[0] == '/') && (cur[1] == '/')) + while ((cur[0] == '/') && (cur[1] == '/')) { cur++; + } (out++)[0] = (cur++)[0]; } @@ -1369,10 +1435,12 @@ done_cd: /* Reset to the beginning of the first segment for the next sequence. */ cur = path; - while (cur[0] == '/') + while (cur[0] == '/') { ++cur; - if (cur[0] == '\0') + } + if (cur[0] == '\0') { return 0; + } /* * Analyze each segment in sequence for cases (e) and (f). @@ -1401,14 +1469,16 @@ done_cd: /* Find the end of the current segment. */ segp = cur; - while ((segp[0] != '/') && (segp[0] != '\0')) + while ((segp[0] != '/') && (segp[0] != '\0')) { ++segp; + } /* If this is the last segment, we're done (we need at least two * segments to meet the criteria for the (e) and (f) cases). */ - if (segp[0] == '\0') + if (segp[0] == '\0') { break; + } /* If the first segment is "..", or if the next segment _isn't_ "..", * keep this segment and try the next one. @@ -1437,15 +1507,18 @@ done_cd: /* string will overlap, do not use strcpy */ tmp = cur; segp += 3; - while ((*tmp++ = *segp++) != 0) - ; + while ((*tmp++ = *segp++) != 0) { + /* No further work */ + } /* If there are no previous segments, then keep going from here. */ segp = cur; - while ((segp > path) && ((--segp)[0] == '/')) - ; - if (segp == path) + while ((segp > path) && ((--segp)[0] == '/')) { + /* No further work */ + } + if (segp == path) { continue; + } /* "segp" is pointing to the end of a previous segment; find it's * start. We need to back up to the previous segment and start @@ -1455,8 +1528,9 @@ done_cd: * remove the "foo/..". */ cur = segp; - while ((cur > path) && (cur[-1] != '/')) + while ((cur > path) && (cur[-1] != '/')) { --cur; + } } out[0] = '\0'; @@ -1474,13 +1548,15 @@ done_cd: if (path[0] == '/') { cur = path; while ((cur[0] == '/') && (cur[1] == '.') && (cur[2] == '.') && - ((cur[3] == '/') || (cur[3] == '\0'))) + ((cur[3] == '/') || (cur[3] == '\0'))) { cur += 3; + } if (cur != path) { out = path; - while (cur[0] != '\0') + while (cur[0] != '\0') { (out++)[0] = (cur++)[0]; + } out[0] = 0; } } @@ -1491,8 +1567,9 @@ done_cd: static int is_hex(char c) { if (((c >= '0') && (c <= '9')) || ((c >= 'a') && (c <= 'f')) || - ((c >= 'A') && (c <= 'F'))) + ((c >= 'A') && (c <= 'F'))) { return 1; + } return 0; } @@ -1515,35 +1592,41 @@ char *uri_string_unescape(const char *str, int len, char *target) char *ret, *out; const char *in; - if (str == NULL) + if (str == NULL) { return NULL; - if (len <= 0) + } + if (len <= 0) { len = strlen(str); - if (len < 0) + } + if (len < 0) { return NULL; + } if (target == NULL) { ret = g_malloc(len + 1); - } else + } else { ret = target; + } in = str; out = ret; while (len > 0) { if ((len > 2) && (*in == '%') && (is_hex(in[1])) && (is_hex(in[2]))) { in++; - if ((*in >= '0') && (*in <= '9')) + if ((*in >= '0') && (*in <= '9')) { *out = (*in - '0'); - else if ((*in >= 'a') && (*in <= 'f')) + } else if ((*in >= 'a') && (*in <= 'f')) { *out = (*in - 'a') + 10; - else if ((*in >= 'A') && (*in <= 'F')) + } else if ((*in >= 'A') && (*in <= 'F')) { *out = (*in - 'A') + 10; + } in++; - if ((*in >= '0') && (*in <= '9')) + if ((*in >= '0') && (*in <= '9')) { *out = *out * 16 + (*in - '0'); - else if ((*in >= 'a') && (*in <= 'f')) + } else if ((*in >= 'a') && (*in <= 'f')) { *out = *out * 16 + (*in - 'a') + 10; - else if ((*in >= 'A') && (*in <= 'F')) + } else if ((*in >= 'A') && (*in <= 'F')) { *out = *out * 16 + (*in - 'A') + 10; + } in++; len -= 3; out++; @@ -1573,13 +1656,16 @@ char *uri_string_escape(const char *str, const char *list) const char *in; int len, out; - if (str == NULL) + if (str == NULL) { return NULL; - if (str[0] == 0) + } + if (str[0] == 0) { return g_strdup(str); + } len = strlen(str); - if (!(len > 0)) + if (!(len > 0)) { return NULL; + } len += 20; ret = g_malloc(len); @@ -1597,15 +1683,17 @@ char *uri_string_escape(const char *str, const char *list) unsigned char val; ret[out++] = '%'; val = ch >> 4; - if (val <= 9) + if (val <= 9) { ret[out++] = '0' + val; - else + } else { ret[out++] = 'A' + val - 0xA; + } val = ch & 0xF; - if (val <= 9) + if (val <= 9) { ret[out++] = '0' + val; - else + } else { ret[out++] = 'A' + val - 0xA; + } in++; } else { ret[out++] = *in++; @@ -1652,17 +1740,19 @@ char *uri_resolve(const char *uri, const char *base) * as a reference to "." rather than as a synonym for the current * URI. Should we do that here? */ - if (uri == NULL) + if (uri == NULL) { ret = -1; - else { + } else { if (*uri) { ref = uri_new(); ret = uri_parse_into(ref, uri); - } else + } else { ret = 0; + } } - if (ret != 0) + if (ret != 0) { goto done; + } if ((ref != NULL) && (ref->scheme != NULL)) { /* * The URI is absolute don't modify. @@ -1670,15 +1760,16 @@ char *uri_resolve(const char *uri, const char *base) val = g_strdup(uri); goto done; } - if (base == NULL) + if (base == NULL) { ret = -1; - else { + } else { bas = uri_new(); ret = uri_parse_into(bas, base); } if (ret != 0) { - if (ref) + if (ref) { val = uri_to_string(ref); + } goto done; } if (ref == NULL) { @@ -1707,9 +1798,9 @@ char *uri_resolve(const char *uri, const char *base) if ((ref->scheme == NULL) && (ref->path == NULL) && ((ref->authority == NULL) && (ref->server == NULL))) { res->scheme = g_strdup(bas->scheme); - if (bas->authority != NULL) + if (bas->authority != NULL) { res->authority = g_strdup(bas->authority); - else if (bas->server != NULL) { + } else if (bas->server != NULL) { res->server = g_strdup(bas->server); res->user = g_strdup(bas->user); res->port = bas->port; @@ -1747,9 +1838,9 @@ char *uri_resolve(const char *uri, const char *base) * use an authority component. */ if ((ref->authority != NULL) || (ref->server != NULL)) { - if (ref->authority != NULL) + if (ref->authority != NULL) { res->authority = g_strdup(ref->authority); - else { + } else { res->server = g_strdup(ref->server); res->user = g_strdup(ref->user); res->port = ref->port; @@ -1757,9 +1848,9 @@ char *uri_resolve(const char *uri, const char *base) res->path = g_strdup(ref->path); goto step_7; } - if (bas->authority != NULL) + if (bas->authority != NULL) { res->authority = g_strdup(bas->authority); - else if (bas->server != NULL) { + } else if (bas->server != NULL) { res->server = g_strdup(bas->server); res->user = g_strdup(bas->user); res->port = bas->port; @@ -1783,10 +1874,12 @@ char *uri_resolve(const char *uri, const char *base) * Allocate a buffer large enough for the result string. */ len = 2; /* extra / and 0 */ - if (ref->path != NULL) + if (ref->path != NULL) { len += strlen(ref->path); - if (bas->path != NULL) + } + if (bas->path != NULL) { len += strlen(bas->path); + } res->path = g_malloc(len); res->path[0] = 0; @@ -1799,10 +1892,12 @@ char *uri_resolve(const char *uri, const char *base) out = 0; if (bas->path != NULL) { while (bas->path[cur] != 0) { - while ((bas->path[cur] != 0) && (bas->path[cur] != '/')) + while ((bas->path[cur] != 0) && (bas->path[cur] != '/')) { cur++; - if (bas->path[cur] == 0) + } + if (bas->path[cur] == 0) { break; + } cur++; while (out < cur) { @@ -1822,8 +1917,9 @@ char *uri_resolve(const char *uri, const char *base) /* * Ensure the path includes a '/' */ - if ((out == 0) && (bas->server != NULL)) + if ((out == 0) && (bas->server != NULL)) { res->path[out++] = '/'; + } while (ref->path[indx] != 0) { res->path[out++] = ref->path[indx++]; } @@ -1845,12 +1941,15 @@ step_7: val = uri_to_string(res); done: - if (ref != NULL) + if (ref != NULL) { uri_free(ref); - if (bas != NULL) + } + if (bas != NULL) { uri_free(bas); - if (res != NULL) + } + if (res != NULL) { uri_free(res); + } return val; } @@ -1899,8 +1998,9 @@ char *uri_resolve_relative(const char *uri, const char *base) char *bptr, *uptr, *vptr; int remove_path = 0; - if ((uri == NULL) || (*uri == 0)) + if ((uri == NULL) || (*uri == 0)) { return NULL; + } /* * First parse URI into a standard form @@ -1909,10 +2009,12 @@ char *uri_resolve_relative(const char *uri, const char *base) /* If URI not already in "relative" form */ if (uri[0] != '.') { ret = uri_parse_into(ref, uri); - if (ret != 0) + if (ret != 0) { goto done; /* Error in URI, return NULL */ - } else + } + } else { ref->path = g_strdup(uri); + } /* * Next parse base into the same standard form @@ -1924,10 +2026,12 @@ char *uri_resolve_relative(const char *uri, const char *base) bas = uri_new(); if (base[0] != '.') { ret = uri_parse_into(bas, base); - if (ret != 0) + if (ret != 0) { goto done; /* Error in base, return NULL */ - } else + } + } else { bas->path = g_strdup(base); + } /* * If the scheme / server on the URI differs from the base, @@ -1962,8 +2066,9 @@ char *uri_resolve_relative(const char *uri, const char *base) if (bas->path == NULL) { if (ref->path != NULL) { uptr = ref->path; - if (*uptr == '/') + if (*uptr == '/') { uptr++; + } /* exception characters from uri_to_string */ val = uri_string_escape(uptr, "/;&=+$,"); } @@ -1972,8 +2077,9 @@ char *uri_resolve_relative(const char *uri, const char *base) bptr = bas->path; if (ref->path == NULL) { for (ix = 0; bptr[ix] != 0; ix++) { - if (bptr[ix] == '/') + if (bptr[ix] == '/') { nbslash++; + } } uptr = NULL; len = 1; /* this is for a string terminator only */ @@ -1981,14 +2087,17 @@ char *uri_resolve_relative(const char *uri, const char *base) /* * Next we compare the two strings and find where they first differ */ - if ((ref->path[pos] == '.') && (ref->path[pos + 1] == '/')) + if ((ref->path[pos] == '.') && (ref->path[pos + 1] == '/')) { pos += 2; - if ((*bptr == '.') && (bptr[1] == '/')) + } + if ((*bptr == '.') && (bptr[1] == '/')) { bptr += 2; - else if ((*bptr == '/') && (ref->path[pos] != '/')) + } else if ((*bptr == '/') && (ref->path[pos] != '/')) { bptr++; - while ((bptr[pos] == ref->path[pos]) && (bptr[pos] != 0)) + } + while ((bptr[pos] == ref->path[pos]) && (bptr[pos] != 0)) { pos++; + } if (bptr[pos] == ref->path[pos]) { val = g_strdup(""); @@ -2000,13 +2109,16 @@ char *uri_resolve_relative(const char *uri, const char *base) * beginning of the "unique" suffix of URI */ ix = pos; - if ((ref->path[ix] == '/') && (ix > 0)) + if ((ref->path[ix] == '/') && (ix > 0)) { ix--; - else if ((ref->path[ix] == 0) && (ix > 1) && (ref->path[ix - 1] == '/')) + } else if ((ref->path[ix] == 0) && (ix > 1) + && (ref->path[ix - 1] == '/')) { ix -= 2; + } for (; ix > 0; ix--) { - if (ref->path[ix] == '/') + if (ref->path[ix] == '/') { break; + } } if (ix == 0) { uptr = ref->path; @@ -2020,17 +2132,19 @@ char *uri_resolve_relative(const char *uri, const char *base) */ if (bptr[pos] != ref->path[pos]) { /* check for trivial URI == base */ for (; bptr[ix] != 0; ix++) { - if (bptr[ix] == '/') + if (bptr[ix] == '/') { nbslash++; + } } } len = strlen(uptr) + 1; } if (nbslash == 0) { - if (uptr != NULL) + if (uptr != NULL) { /* exception characters from uri_to_string */ val = uri_string_escape(uptr, "/;&=+$,"); + } goto done; } @@ -2075,12 +2189,15 @@ done: /* * Free the working variables */ - if (remove_path != 0) + if (remove_path != 0) { ref->path = NULL; - if (ref != NULL) + } + if (ref != NULL) { uri_free(ref); - if (bas != NULL) + } + if (bas != NULL) { uri_free(bas); + } return val; } @@ -2093,8 +2210,9 @@ struct QueryParams *query_params_new(int init_alloc) { struct QueryParams *ps; - if (init_alloc <= 0) + if (init_alloc <= 0) { init_alloc = 1; + } ps = g_new(QueryParams, 1); ps->n = 0; @@ -2141,27 +2259,32 @@ struct QueryParams *query_params_parse(const char *query) const char *end, *eq; ps = query_params_new(0); - if (!query || query[0] == '\0') + if (!query || query[0] == '\0') { return ps; + } while (*query) { char *name = NULL, *value = NULL; /* Find the next separator, or end of the string. */ end = strchr(query, '&'); - if (!end) + if (!end) { end = strchr(query, ';'); - if (!end) + } + if (!end) { end = query + strlen(query); + } /* Find the first '=' character between here and end. */ eq = strchr(query, '='); - if (eq && eq >= end) + if (eq && eq >= end) { eq = NULL; + } /* Empty section (eg. "&&"). */ - if (end == query) + if (end == query) { goto next; + } /* If there is no '=' character, then we have just "name" * and consistent with CGI.pm we assume value is "". @@ -2180,8 +2303,9 @@ struct QueryParams *query_params_parse(const char *query) /* If the '=' character is at the beginning then we have * "=value" and consistent with CGI.pm we _ignore_ this. */ - else if (query == eq) + else if (query == eq) { goto next; + } /* Otherwise it's "name=value". */ else { @@ -2196,8 +2320,9 @@ struct QueryParams *query_params_parse(const char *query) next: query = end; - if (*query) + if (*query) { query++; /* skip '&' separator */ + } } return ps; -- cgit v1.2.3-55-g7522