diff options
author | des <des@FreeBSD.org> | 2011-05-12 21:18:55 +0000 |
---|---|---|
committer | des <des@FreeBSD.org> | 2011-05-12 21:18:55 +0000 |
commit | fb4144ec689b0c1b64ae24752eee6cffccdde5f1 (patch) | |
tree | ef92de37622b16c85ae0f675d3ed61460e4a54dd | |
parent | db3b3a9ab513f44179a72c79623265f94f8342c4 (diff) | |
download | FreeBSD-src-fb4144ec689b0c1b64ae24752eee6cffccdde5f1.zip FreeBSD-src-fb4144ec689b0c1b64ae24752eee6cffccdde5f1.tar.gz |
Mechanical whitespace cleanup.
-rw-r--r-- | lib/libfetch/http.c | 200 |
1 files changed, 100 insertions, 100 deletions
diff --git a/lib/libfetch/http.c b/lib/libfetch/http.c index d90404a..c6cb054 100644 --- a/lib/libfetch/http.c +++ b/lib/libfetch/http.c @@ -454,7 +454,7 @@ http_match(const char *str, const char *hdr) * Get the next header and return the appropriate symbolic code. We * need to read one line ahead for checking for a continuation line * belonging to the current header (continuation lines start with - * white space). + * white space). * * We get called with a fresh line already in the conn buffer, either * from the previous http_next_header() invocation, or, the first @@ -462,7 +462,7 @@ http_match(const char *str, const char *hdr) * * This stops when we encounter an empty line (we dont read beyond the header * area). - * + * * Note that the "headerbuf" is just a place to return the result. Its * contents are not used for the next call. This means that no cleanup * is needed when ie doing another connection, just call the cleanup when @@ -487,7 +487,7 @@ init_http_headerbuf(http_headerbuf_t *buf) buf->buflen = 0; } -static void +static void clean_http_headerbuf(http_headerbuf_t *buf) { if (buf->buf) @@ -496,10 +496,10 @@ clean_http_headerbuf(http_headerbuf_t *buf) } /* Remove whitespace at the end of the buffer */ -static void +static void http_conn_trimright(conn_t *conn) { - while (conn->buflen && + while (conn->buflen && isspace((unsigned char)conn->buf[conn->buflen - 1])) conn->buflen--; conn->buf[conn->buflen] = '\0'; @@ -510,9 +510,9 @@ http_next_header(conn_t *conn, http_headerbuf_t *hbuf, const char **p) { unsigned int i, len; - /* + /* * Have to do the stripping here because of the first line. So - * it's done twice for the subsequent lines. No big deal + * it's done twice for the subsequent lines. No big deal */ http_conn_trimright(conn); if (conn->buflen == 0) @@ -527,19 +527,19 @@ http_next_header(conn_t *conn, http_headerbuf_t *hbuf, const char **p) strcpy(hbuf->buf, conn->buf); hbuf->buflen = conn->buflen; - /* + /* * Fetch possible continuation lines. Stop at 1st non-continuation - * and leave it in the conn buffer - */ + * and leave it in the conn buffer + */ for (i = 0; i < HTTP_MAX_CONT_LINES; i++) { if (fetch_getln(conn) == -1) return (hdr_syserror); - /* + /* * Note: we carry on the idea from the previous version * that a pure whitespace line is equivalent to an empty * one (so it's not continuation and will be handled when - * we are called next) + * we are called next) */ http_conn_trimright(conn); if (conn->buf[0] != ' ' && conn->buf[0] != "\t"[0]) @@ -555,7 +555,7 @@ http_next_header(conn_t *conn, http_headerbuf_t *hbuf, const char **p) } strcpy(hbuf->buf + hbuf->buflen, conn->buf); hbuf->buflen += conn->buflen; - } + } /* * We could check for malformed headers but we don't really care. @@ -574,12 +574,12 @@ http_next_header(conn_t *conn, http_headerbuf_t *hbuf, const char **p) * [Proxy-]Authenticate header parsing */ -/* - * Read doublequote-delimited string into output buffer obuf (allocated +/* + * Read doublequote-delimited string into output buffer obuf (allocated * by caller, whose responsibility it is to ensure that it's big enough) * cp points to the first char after the initial '"' - * Handles \ quoting - * Returns pointer to the first char after the terminating double quote, or + * Handles \ quoting + * Returns pointer to the first char after the terminating double quote, or * NULL for error. */ static const char * @@ -620,7 +620,7 @@ typedef struct { int nc; /* Nonce count */ } http_auth_challenge_t; -static void +static void init_http_auth_challenge(http_auth_challenge_t *b) { b->scheme = HTTPAS_UNKNOWN; @@ -628,18 +628,18 @@ init_http_auth_challenge(http_auth_challenge_t *b) b->stale = b->nc = 0; } -static void +static void clean_http_auth_challenge(http_auth_challenge_t *b) { - if (b->realm) + if (b->realm) free(b->realm); - if (b->qop) + if (b->qop) free(b->qop); - if (b->nonce) + if (b->nonce) free(b->nonce); - if (b->opaque) + if (b->opaque) free(b->opaque); - if (b->algo) + if (b->algo) free(b->algo); init_http_auth_challenge(b); } @@ -652,7 +652,7 @@ typedef struct { int valid; /* We did parse an authenticate header */ } http_auth_challenges_t; -static void +static void init_http_auth_challenges(http_auth_challenges_t *cs) { int i; @@ -661,7 +661,7 @@ init_http_auth_challenges(http_auth_challenges_t *cs) cs->count = cs->valid = 0; } -static void +static void clean_http_auth_challenges(http_auth_challenges_t *cs) { int i; @@ -675,19 +675,19 @@ clean_http_auth_challenges(http_auth_challenges_t *cs) init_http_auth_challenges(cs); } -/* +/* * Enumeration for lexical elements. Separators will be returned as their own * ascii value */ typedef enum {HTTPHL_WORD=256, HTTPHL_STRING=257, HTTPHL_END=258, HTTPHL_ERROR = 259} http_header_lex_t; -/* +/* * Determine what kind of token comes next and return possible value * in buf, which is supposed to have been allocated big enough by - * caller. Advance input pointer and return element type. + * caller. Advance input pointer and return element type. */ -static int +static int http_header_lex(const char **cpp, char *buf) { size_t l; @@ -716,7 +716,7 @@ http_header_lex(const char **cpp, char *buf) return (HTTPHL_WORD); } -/* +/* * Read challenges from http xxx-authenticate header and accumulate them * in the challenges list structure. * @@ -728,7 +728,7 @@ http_header_lex(const char **cpp, char *buf) * * We support both approaches anyway */ -static int +static int http_parse_authenticate(const char *cp, http_auth_challenges_t *cs) { int ret = -1; @@ -752,7 +752,7 @@ http_parse_authenticate(const char *cp, http_auth_challenges_t *cs) /* Loop on challenges */ for (; cs->count < MAX_CHALLENGES; cs->count++) { - cs->challenges[cs->count] = + cs->challenges[cs->count] = malloc(sizeof(http_auth_challenge_t)); if (cs->challenges[cs->count] == NULL) { fetch_syserr(); @@ -765,14 +765,14 @@ http_parse_authenticate(const char *cp, http_auth_challenges_t *cs) cs->challenges[cs->count]->scheme = HTTPAS_DIGEST; } else { cs->challenges[cs->count]->scheme = HTTPAS_UNKNOWN; - /* - * Continue parsing as basic or digest may + /* + * Continue parsing as basic or digest may * follow, and the syntax is the same for * all. We'll just ignore this one when * looking at the list */ } - + /* Loop on attributes */ for (;;) { /* Key */ @@ -791,31 +791,31 @@ http_parse_authenticate(const char *cp, http_auth_challenges_t *cs) goto out; if (!strcasecmp(key, "realm")) - cs->challenges[cs->count]->realm = + cs->challenges[cs->count]->realm = strdup(value); else if (!strcasecmp(key, "qop")) - cs->challenges[cs->count]->qop = + cs->challenges[cs->count]->qop = strdup(value); else if (!strcasecmp(key, "nonce")) - cs->challenges[cs->count]->nonce = + cs->challenges[cs->count]->nonce = strdup(value); else if (!strcasecmp(key, "opaque")) - cs->challenges[cs->count]->opaque = + cs->challenges[cs->count]->opaque = strdup(value); else if (!strcasecmp(key, "algorithm")) - cs->challenges[cs->count]->algo = + cs->challenges[cs->count]->algo = strdup(value); else if (!strcasecmp(key, "stale")) - cs->challenges[cs->count]->stale = + cs->challenges[cs->count]->stale = strcasecmp(value, "no"); /* Else ignore unknown attributes */ /* Comma or Next challenge or End */ lex = http_header_lex(&cp, key); - /* - * If we get a word here, this is the beginning of the - * next challenge. Break the attributes loop - */ + /* + * If we get a word here, this is the beginning of the + * next challenge. Break the attributes loop + */ if (lex == HTTPHL_WORD) break; @@ -832,10 +832,10 @@ http_parse_authenticate(const char *cp, http_auth_challenges_t *cs) } /* End attributes loop */ } /* End challenge loop */ - /* - * Challenges max count exceeded. This really can't happen - * with normal data, something's fishy -> error - */ + /* + * Challenges max count exceeded. This really can't happen + * with normal data, something's fishy -> error + */ out: if (key) @@ -1011,16 +1011,16 @@ init_http_auth_params(http_auth_params_t *s) s->scheme = s->realm = s->user = s->password = 0; } -static void +static void clean_http_auth_params(http_auth_params_t *s) { - if (s->scheme) + if (s->scheme) free(s->scheme); - if (s->realm) + if (s->realm) free(s->realm); - if (s->user) + if (s->user) free(s->user); - if (s->password) + if (s->password) free(s->password); init_http_auth_params(s); } @@ -1075,7 +1075,7 @@ http_authfromenv(const char *p, http_auth_params_t *parms) } ret = 0; out: - if (ret == -1) + if (ret == -1) clean_http_auth_params(parms); if (str) free(str); @@ -1083,9 +1083,9 @@ out: } -/* +/* * Digest response: the code to compute the digest is taken from the - * sample implementation in RFC2616 + * sample implementation in RFC2616 */ #define IN #define OUT @@ -1096,7 +1096,7 @@ typedef char HASH[HASHLEN]; typedef char HASHHEX[HASHHEXLEN+1]; static const char *hexchars = "0123456789abcdef"; -static void +static void CvtHex(IN HASH Bin, OUT HASHHEX Hex) { unsigned short i; @@ -1112,7 +1112,7 @@ CvtHex(IN HASH Bin, OUT HASHHEX Hex) }; /* calculate H(A1) as per spec */ -static void +static void DigestCalcHA1( IN char * pszAlg, IN char * pszUserName, @@ -1147,7 +1147,7 @@ DigestCalcHA1( } /* calculate request-digest/response-digest as per HTTP Digest spec */ -static void +static void DigestCalcResponse( IN HASHHEX HA1, /* H(A1) */ IN char * pszNonce, /* nonce from server */ @@ -1160,7 +1160,7 @@ DigestCalcResponse( OUT HASHHEX Response /* request-digest or response-digest */ ) { -/* DEBUG(fprintf(stderr, +/* DEBUG(fprintf(stderr, "Calc: HA1[%s] Nonce[%s] qop[%s] method[%s] URI[%s]\n", HA1, pszNonce, pszQop, pszMethod, pszDigestUri));*/ MD5_CTX Md5Ctx; @@ -1199,8 +1199,8 @@ DigestCalcResponse( CvtHex(RespHash, Response); } -/* - * Generate/Send a Digest authorization header +/* + * Generate/Send a Digest authorization header * This looks like: [Proxy-]Authorization: credentials * * credentials = "Digest" digest-response @@ -1233,10 +1233,10 @@ http_digest_auth(conn_t *conn, const char *hdr, http_auth_challenge_t *c, DEBUG(fprintf(stderr, "realm/nonce not set in challenge\n")); return(-1); } - if (!c->algo) + if (!c->algo) c->algo = strdup(""); - if (asprintf(&options, "%s%s%s%s", + if (asprintf(&options, "%s%s%s%s", *c->algo? ",algorithm=" : "", c->algo, c->opaque? ",opaque=" : "", c->opaque?c->opaque:"")== -1) return (-1); @@ -1264,13 +1264,13 @@ http_digest_auth(conn_t *conn, const char *hdr, http_auth_challenge_t *c, r = http_cmd(conn, "%s: Digest username=\"%s\",realm=\"%s\"," "nonce=\"%s\",uri=\"%s\",response=\"%s\"," "qop=\"auth\", cnonce=\"%s\", nc=%s%s", - hdr, parms->user, c->realm, + hdr, parms->user, c->realm, c->nonce, url->doc, digest, cnonce, noncecount, options); } else { r = http_cmd(conn, "%s: Digest username=\"%s\",realm=\"%s\"," "nonce=\"%s\",uri=\"%s\",response=\"%s\"%s", - hdr, parms->user, c->realm, + hdr, parms->user, c->realm, c->nonce, url->doc, digest, options); } if (options) @@ -1301,7 +1301,7 @@ http_basic_auth(conn_t *conn, const char *hdr, const char *usr, const char *pwd) } /* - * Chose the challenge to answer and call the appropriate routine to + * Chose the challenge to answer and call the appropriate routine to * produce the header. */ static int @@ -1327,16 +1327,16 @@ http_authorize(conn_t *conn, const char *hdr, http_auth_challenges_t *cs, } /* Error if "Digest" was specified and there is no Digest challenge */ - if (!digest && (parms->scheme && + if (!digest && (parms->scheme && !strcasecmp(parms->scheme, "digest"))) { - DEBUG(fprintf(stderr, + DEBUG(fprintf(stderr, "Digest auth in env, not supported by peer\n")); return (-1); } - /* - * If "basic" was specified in the environment, or there is no Digest + /* + * If "basic" was specified in the environment, or there is no Digest * challenge, do the basic thing. Don't need a challenge for this, - * so no need to check basic!=NULL + * so no need to check basic!=NULL */ if (!digest || (parms->scheme && !strcasecmp(parms->scheme,"basic"))) return (http_basic_auth(conn,hdr,parms->user,parms->password)); @@ -1492,7 +1492,7 @@ http_request(struct url *URL, const char *op, struct url_stat *us, http_auth_challenges_t proxy_challenges; /* The following calls don't allocate anything */ - init_http_headerbuf(&headerbuf); + init_http_headerbuf(&headerbuf); init_http_auth_challenges(&server_challenges); init_http_auth_challenges(&proxy_challenges); @@ -1578,65 +1578,65 @@ http_request(struct url *URL, const char *op, struct url_stat *us, /* virtual host */ http_cmd(conn, "Host: %s", host); - /* - * Proxy authorization: we only send auth after we received - * a 407 error. We do not first try basic anyway (changed - * when support was added for digest-auth) - */ + /* + * Proxy authorization: we only send auth after we received + * a 407 error. We do not first try basic anyway (changed + * when support was added for digest-auth) + */ if (purl && proxy_challenges.valid) { http_auth_params_t aparams; init_http_auth_params(&aparams); if (*purl->user || *purl->pwd) { - aparams.user = purl->user ? + aparams.user = purl->user ? strdup(purl->user) : strdup(""); aparams.password = purl->pwd? strdup(purl->pwd) : strdup(""); - } else if ((p = getenv("HTTP_PROXY_AUTH")) != NULL && + } else if ((p = getenv("HTTP_PROXY_AUTH")) != NULL && *p != '\0') { if (http_authfromenv(p, &aparams) < 0) { http_seterr(HTTP_NEED_PROXY_AUTH); goto ouch; } } - http_authorize(conn, "Proxy-Authorization", + http_authorize(conn, "Proxy-Authorization", &proxy_challenges, &aparams, url); clean_http_auth_params(&aparams); } - /* - * Server authorization: we never send "a priori" + /* + * Server authorization: we never send "a priori" * Basic auth, which used to be done if user/pass were * set in the url. This would be weird because we'd send the - * password in the clear even if Digest is finally to be + * password in the clear even if Digest is finally to be * used (it would have made more sense for the - * pre-digest version to do this when Basic was specified - * in the environment) - */ + * pre-digest version to do this when Basic was specified + * in the environment) + */ if (server_challenges.valid) { http_auth_params_t aparams; init_http_auth_params(&aparams); if (*url->user || *url->pwd) { - aparams.user = url->user ? + aparams.user = url->user ? strdup(url->user) : strdup(""); - aparams.password = url->pwd ? + aparams.password = url->pwd ? strdup(url->pwd) : strdup(""); - } else if ((p = getenv("HTTP_AUTH")) != NULL && + } else if ((p = getenv("HTTP_AUTH")) != NULL && *p != '\0') { if (http_authfromenv(p, &aparams) < 0) { http_seterr(HTTP_NEED_AUTH); goto ouch; } - } else if (fetchAuthMethod && + } else if (fetchAuthMethod && fetchAuthMethod(url) == 0) { - aparams.user = url->user ? + aparams.user = url->user ? strdup(url->user) : strdup(""); - aparams.password = url->pwd ? + aparams.password = url->pwd ? strdup(url->pwd) : strdup(""); } else { http_seterr(HTTP_NEED_AUTH); goto ouch; } - http_authorize(conn, "Authorization", + http_authorize(conn, "Authorization", &server_challenges, &aparams, url); clean_http_auth_params(&aparams); } @@ -1804,12 +1804,12 @@ http_request(struct url *URL, const char *op, struct url_stat *us, } while (h > hdr_end); /* we need to provide authentication */ - if (conn->err == HTTP_NEED_AUTH || + if (conn->err == HTTP_NEED_AUTH || conn->err == HTTP_NEED_PROXY_AUTH) { e = conn->err; - if ((conn->err == HTTP_NEED_AUTH && - !server_challenges.valid) || - (conn->err == HTTP_NEED_PROXY_AUTH && + if ((conn->err == HTTP_NEED_AUTH && + !server_challenges.valid) || + (conn->err == HTTP_NEED_PROXY_AUTH && !proxy_challenges.valid)) { /* 401/7 but no www/proxy-authenticate ?? */ DEBUG(fprintf(stderr, "401/7 and no auth header\n")); |