From 131645dc310a70d8d8ca1df00ec7329bc80c940e Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Wed, 12 Jun 2002 21:40:59 +0000 Subject: Chris Combes added CURLFORM_BUFFER, CURLFORM_BUFFERPTR, CURLFORM_BUFFERLENGTH --- include/curl/curl.h | 15 +++++ lib/formdata.c | 172 +++++++++++++++++++++++++++++++++++++++------------- lib/formdata.h | 4 ++ 3 files changed, 149 insertions(+), 42 deletions(-) diff --git a/include/curl/curl.h b/include/curl/curl.h index 7dc7b70b4..686204210 100644 --- a/include/curl/curl.h +++ b/include/curl/curl.h @@ -65,6 +65,11 @@ struct curl_httppost { long namelength; /* length of name length */ char *contents; /* pointer to allocated data contents */ long contentslength; /* length of contents field */ + + /* CMC: Added support for buffer uploads */ + char *buffer; /* pointer to allocated buffer contents */ + long bufferlength; /* length of buffer field */ + char *contenttype; /* Content-Type */ struct curl_slist* contentheader; /* list of extra headers for this form */ struct curl_httppost *more; /* if one field name has more than one file, this @@ -76,6 +81,11 @@ struct curl_httppost { do not free in formfree */ #define HTTPPOST_PTRCONTENTS (1<<3) /* contents is only stored pointer do not free in formfree */ + +/* CMC: Added support for buffer uploads */ +#define HTTPPOST_BUFFER (1<<4) /* upload file from buffer */ +#define HTTPPOST_PTRBUFFER (1<<5) /* upload file from pointer contents */ + char *showfilename; /* The file name to show. If not set, the actual file name will be used (if this is a file part) */ }; @@ -658,6 +668,11 @@ typedef enum { CFINIT(ARRAY), CFINIT(OBSOLETE), CFINIT(FILE), + + CFINIT(BUFFER), + CFINIT(BUFFERPTR), + CFINIT(BUFFERLENGTH), + CFINIT(CONTENTTYPE), CFINIT(CONTENTHEADER), CFINIT(FILENAME), diff --git a/lib/formdata.c b/lib/formdata.c index 5c1575e57..b4623ec70 100644 --- a/lib/formdata.c +++ b/lib/formdata.c @@ -400,6 +400,10 @@ int curl_formparse(char *input, static struct curl_httppost * AddHttpPost(char * name, long namelength, char * value, long contentslength, + + /* CMC: Added support for buffer uploads */ + char * buffer, long bufferlength, + char *contenttype, long flags, struct curl_slist* contentHeader, @@ -416,6 +420,11 @@ AddHttpPost(char * name, long namelength, post->namelength = name?(namelength?namelength:(long)strlen(name)):0; post->contents = value; post->contentslength = contentslength; + + /* CMC: Added support for buffer uploads */ + post->buffer = buffer; + post->bufferlength = bufferlength; + post->contenttype = contenttype; post->contentheader = contentHeader; post->showfilename = showfilename; @@ -783,9 +792,63 @@ CURLFORMcode FormAdd(struct curl_httppost **httppost, } break; } + + /* CMC: Added support for buffer uploads */ + case CURLFORM_BUFFER: + { + char *filename = array_state?array_value: + va_arg(params, char *); + + if (current_form->value) { + if (current_form->flags & HTTPPOST_BUFFER) { + if (filename) { + if (!(current_form = AddFormInfo(strdup(filename), + NULL, current_form))) + return_value = CURL_FORMADD_MEMORY; + } + else + return_value = CURL_FORMADD_NULL; + } + else + return_value = CURL_FORMADD_OPTION_TWICE; + } + else { + if (filename) + current_form->value = strdup(filename); + else + return_value = CURL_FORMADD_NULL; + current_form->flags |= HTTPPOST_BUFFER; + } + break; + } + + /* CMC: Added support for buffer uploads */ + case CURLFORM_BUFFERPTR: + current_form->flags |= HTTPPOST_PTRBUFFER; + if (current_form->buffer) + return_value = CURL_FORMADD_OPTION_TWICE; + else { + char *buffer = + array_state?array_value:va_arg(params, char *); + if (buffer) + current_form->buffer = buffer; /* store for the moment */ + else + return_value = CURL_FORMADD_NULL; + } + break; + + /* CMC: Added support for buffer uploads */ + case CURLFORM_BUFFERLENGTH: + if (current_form->bufferlength) + return_value = CURL_FORMADD_OPTION_TWICE; + else + current_form->bufferlength = + array_state?(long)array_value:va_arg(params, long); + break; + case CURLFORM_CONTENTTYPE: { - char *contenttype = + char *contenttype = array_state?array_value:va_arg(params, char *); if (current_form->contenttype) { if (current_form->flags & HTTPPOST_FILENAME) { @@ -852,6 +915,12 @@ CURLFORMcode FormAdd(struct curl_httppost **httppost, (form->flags & HTTPPOST_FILENAME) ) || ( (form->flags & HTTPPOST_FILENAME) && (form->flags & HTTPPOST_PTRCONTENTS) ) || + + /* CMC: Added support for buffer uploads */ + ( (!form->buffer) && + (form->flags & HTTPPOST_BUFFER) && + (form->flags & HTTPPOST_PTRBUFFER) ) || + ( (form->flags & HTTPPOST_READFILE) && (form->flags & HTTPPOST_PTRCONTENTS) ) ) { @@ -859,7 +928,8 @@ CURLFORMcode FormAdd(struct curl_httppost **httppost, break; } else { - if ( (form->flags & HTTPPOST_FILENAME) && + if ( ((form->flags & HTTPPOST_FILENAME) || + (form->flags & HTTPPOST_BUFFER)) && !form->contenttype ) { /* our contenttype is missing */ form->contenttype @@ -875,7 +945,11 @@ CURLFORMcode FormAdd(struct curl_httppost **httppost, } if ( !(form->flags & HTTPPOST_FILENAME) && !(form->flags & HTTPPOST_READFILE) && - !(form->flags & HTTPPOST_PTRCONTENTS) ) { + !(form->flags & HTTPPOST_PTRCONTENTS) && + + /* CMC: Added support for buffer uploads */ + !(form->flags & HTTPPOST_PTRBUFFER) ) { + /* copy value (without strdup; possibly contains null characters) */ if (AllocAndCopy(&form->value, form->contentslength)) { return_value = CURL_FORMADD_MEMORY; @@ -884,6 +958,10 @@ CURLFORMcode FormAdd(struct curl_httppost **httppost, } post = AddHttpPost(form->name, form->namelength, form->value, form->contentslength, + + /* CMC: Added support for buffer uploads */ + form->buffer, form->bufferlength, + form->contenttype, form->flags, form->contentheader, form->showfilename, post, httppost, @@ -1085,9 +1163,9 @@ CURLcode Curl_getFormData(struct FormData **finalform, fileboundary = Curl_FormBoundary(); size += AddFormDataf(&form, - "\r\nContent-Type: multipart/mixed," - " boundary=%s\r\n", - fileboundary); + "\r\nContent-Type: multipart/mixed," + " boundary=%s\r\n", + fileboundary); } file = post; @@ -1099,26 +1177,30 @@ CURLcode Curl_getFormData(struct FormData **finalform, local file name should be added. */ if(post->more) { - /* if multiple-file */ - size += AddFormDataf(&form, - "\r\n--%s\r\nContent-Disposition: " + /* if multiple-file */ + size += AddFormDataf(&form, + "\r\n--%s\r\nContent-Disposition: " "attachment; filename=\"%s\"", - fileboundary, + fileboundary, (file->showfilename?file->showfilename: file->contents)); } - else if(post->flags & HTTPPOST_FILENAME) { - size += AddFormDataf(&form, - "; filename=\"%s\"", - (post->showfilename?post->showfilename: + else if((post->flags & HTTPPOST_FILENAME) || + + /* CMC: Added support for buffer uploads */ + (post->flags & HTTPPOST_BUFFER)) { + + size += AddFormDataf(&form, + "; filename=\"%s\"", + (post->showfilename?post->showfilename: post->contents)); } if(file->contenttype) { - /* we have a specified type */ - size += AddFormDataf(&form, - "\r\nContent-Type: %s", - file->contenttype); + /* we have a specified type */ + size += AddFormDataf(&form, + "\r\nContent-Type: %s", + file->contenttype); } curList = file->contentheader; @@ -1136,47 +1218,53 @@ CURLcode Curl_getFormData(struct FormData **finalform, */ if(file->contenttype && - !strnequal("text/", file->contenttype, 5)) { - /* this is not a text content, mention our binary encoding */ - size += AddFormData(&form, "\r\nContent-Transfer-Encoding: binary", 0); + !strnequal("text/", file->contenttype, 5)) { + /* this is not a text content, mention our binary encoding */ + size += AddFormData(&form, "\r\nContent-Transfer-Encoding: binary", 0); } #endif size += AddFormData(&form, "\r\n\r\n", 0); if((post->flags & HTTPPOST_FILENAME) || - (post->flags & HTTPPOST_READFILE)) { - /* we should include the contents from the specified file */ - FILE *fileread; - char buffer[1024]; - int nread; + (post->flags & HTTPPOST_READFILE)) { + /* we should include the contents from the specified file */ + FILE *fileread; + char buffer[1024]; + int nread; - fileread = strequal("-", file->contents)?stdin: + fileread = strequal("-", file->contents)?stdin: /* binary read for win32 crap */ -/*VMS??*/ fopen(file->contents, "rb"); /* ONLY ALLOWS FOR STREAM FILES ON VMS */ -/*VMS?? Stream files are OK, as are FIXED & VAR files WITHOUT implied CC */ -/*VMS?? For implied CC, every record needs to have a \n appended & 1 added to SIZE */ - if(fileread) { - while((nread = fread(buffer, 1, 1024, fileread))) - size += AddFormData(&form, buffer, nread); + /*VMS??*/ fopen(file->contents, "rb"); /* ONLY ALLOWS FOR STREAM FILES ON VMS */ + /*VMS?? Stream files are OK, as are FIXED & VAR files WITHOUT implied CC */ + /*VMS?? For implied CC, every record needs to have a \n appended & 1 added to SIZE */ + if(fileread) { + while((nread = fread(buffer, 1, 1024, fileread))) + size += AddFormData(&form, buffer, nread); if(fileread != stdin) fclose(fileread); - } + } else { #if 0 /* File wasn't found, add a nothing field! */ - size += AddFormData(&form, "", 0); + size += AddFormData(&form, "", 0); #endif Curl_formclean(firstform); free(boundary); *finalform = NULL; return CURLE_READ_ERROR; - } + } + + /* CMC: Added support for buffer uploads */ + } else if (post->flags & HTTPPOST_BUFFER) { + /* include contents of buffer */ + size += AddFormData(&form, post->buffer, post->bufferlength); } + else { - /* include the contents we got */ - size += AddFormData(&form, post->contents, post->contentslength); + /* include the contents we got */ + size += AddFormData(&form, post->contents, post->contentslength); } } while((file = file->more)); /* for each specified file for this field */ @@ -1184,8 +1272,8 @@ CURLcode Curl_getFormData(struct FormData **finalform, /* this was a multiple-file inclusion, make a termination file boundary: */ size += AddFormDataf(&form, - "\r\n--%s--", - fileboundary); + "\r\n--%s--", + fileboundary); free(fileboundary); } @@ -1193,8 +1281,8 @@ CURLcode Curl_getFormData(struct FormData **finalform, /* end-boundary for everything */ size += AddFormDataf(&form, - "\r\n--%s--\r\n", - boundary); + "\r\n--%s--\r\n", + boundary); *sizep = size; diff --git a/lib/formdata.h b/lib/formdata.h index 1657f4122..e56f85822 100644 --- a/lib/formdata.h +++ b/lib/formdata.h @@ -45,6 +45,10 @@ typedef struct FormInfo { char *contenttype; long flags; + /* CMC: Added support for buffer uploads */ + char *buffer; /* pointer to existing buffer used for file upload */ + long bufferlength; + char *showfilename; /* The file name to show. If not set, the actual file name will be used */ struct curl_slist* contentheader; -- cgit v1.2.3