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129.\" ========================================================================
130.\"
131.IX Title "BIO_s_mem 3"
132.TH BIO_s_mem 3 "2010-03-24" "0.9.8n" "OpenSSL"
133.SH "NAME"
134BIO_s_mem, BIO_set_mem_eof_return, BIO_get_mem_data, BIO_set_mem_buf,
135BIO_get_mem_ptr, BIO_new_mem_buf \- memory BIO
136.SH "SYNOPSIS"
137.IX Header "SYNOPSIS"
138.Vb 1
139\& #include <openssl/bio.h>
140.Ve
141.PP
142.Vb 1
143\& BIO_METHOD * BIO_s_mem(void);
144.Ve
145.PP
146.Vb 4
147\& BIO_set_mem_eof_return(BIO *b,int v)
148\& long BIO_get_mem_data(BIO *b, char **pp)
149\& BIO_set_mem_buf(BIO *b,BUF_MEM *bm,int c)
150\& BIO_get_mem_ptr(BIO *b,BUF_MEM **pp)
151.Ve
152.PP
153.Vb 1
154\& BIO *BIO_new_mem_buf(void *buf, int len);
155.Ve
156.SH "DESCRIPTION"
157.IX Header "DESCRIPTION"
158\&\fIBIO_s_mem()\fR return the memory \s-1BIO\s0 method function.
159.PP
160A memory \s-1BIO\s0 is a source/sink \s-1BIO\s0 which uses memory for its I/O. Data
161written to a memory \s-1BIO\s0 is stored in a \s-1BUF_MEM\s0 structure which is extended
162as appropriate to accommodate the stored data.
163.PP
164Any data written to a memory \s-1BIO\s0 can be recalled by reading from it.
165Unless the memory \s-1BIO\s0 is read only any data read from it is deleted from
166the \s-1BIO\s0.
--- 63 unchanged lines hidden (view full) ---
230\& BIO_puts(mem, "Hello World\en");
231.Ve
232.PP
233Create a read only memory \s-1BIO:\s0
234.PP
235.Vb 3
236\& char data[] = "Hello World";
237\& BIO *mem;
238\& mem = BIO_new_mem_buf(data, -1);
239.Ve
240.PP
241Extract the \s-1BUF_MEM\s0 structure from a memory \s-1BIO\s0 and then free up the \s-1BIO:\s0
242.PP
243.Vb 4
244\& BUF_MEM *bptr;
245\& BIO_get_mem_ptr(mem, &bptr);
246\& BIO_set_close(mem, BIO_NOCLOSE); /* So BIO_free() leaves BUF_MEM alone */
247\& BIO_free(mem);
248.Ve
249.SH "SEE ALSO"
250.IX Header "SEE ALSO"
251\&\s-1TBA\s0
2.\"
3.\" Standard preamble:
4.\" ========================================================================
5.de Sh \" Subsection heading
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26.\" Set up some character translations and predefined strings. \*(-- will
27.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left
28.\" double quote, and \*(R" will give a right double quote. | will give a
29.\" real vertical bar. \*(C+ will give a nicer C++. Capital omega is used to
30.\" do unbreakable dashes and therefore won't be available. \*(C` and \*(C'
31.\" expand to `' in nroff, nothing in troff, for use with C<>.
32.tr \(*W-|\(bv\*(Tr
33.ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p'
34.ie n \{\
35. ds -- \(*W-
36. ds PI pi
37. if (\n(.H=4u)&(1m=24u) .ds -- \(*W\h'-12u'\(*W\h'-12u'-\" diablo 10 pitch
38. if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch
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50.\"
51.\" If the F register is turned on, we'll generate index entries on stderr for
52.\" titles (.TH), headers (.SH), subsections (.Sh), items (.Ip), and index
53.\" entries marked with X<> in POD. Of course, you'll have to process the
54.\" output yourself in some meaningful fashion.
55.if \nF \{\
56. de IX
57. tm Index:\\$1\t\\n%\t"\\$2"
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65.hy 0
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68.\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2).
69.\" Fear. Run. Save yourself. No user-serviceable parts.
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127.\}
128.rm #[ #] #H #V #F C
129.\" ========================================================================
130.\"
131.IX Title "BIO_s_mem 3"
132.TH BIO_s_mem 3 "2010-03-24" "0.9.8n" "OpenSSL"
133.SH "NAME"
134BIO_s_mem, BIO_set_mem_eof_return, BIO_get_mem_data, BIO_set_mem_buf,
135BIO_get_mem_ptr, BIO_new_mem_buf \- memory BIO
136.SH "SYNOPSIS"
137.IX Header "SYNOPSIS"
138.Vb 1
139\& #include <openssl/bio.h>
140.Ve
141.PP
142.Vb 1
143\& BIO_METHOD * BIO_s_mem(void);
144.Ve
145.PP
146.Vb 4
147\& BIO_set_mem_eof_return(BIO *b,int v)
148\& long BIO_get_mem_data(BIO *b, char **pp)
149\& BIO_set_mem_buf(BIO *b,BUF_MEM *bm,int c)
150\& BIO_get_mem_ptr(BIO *b,BUF_MEM **pp)
151.Ve
152.PP
153.Vb 1
154\& BIO *BIO_new_mem_buf(void *buf, int len);
155.Ve
156.SH "DESCRIPTION"
157.IX Header "DESCRIPTION"
158\&\fIBIO_s_mem()\fR return the memory \s-1BIO\s0 method function.
159.PP
160A memory \s-1BIO\s0 is a source/sink \s-1BIO\s0 which uses memory for its I/O. Data
161written to a memory \s-1BIO\s0 is stored in a \s-1BUF_MEM\s0 structure which is extended
162as appropriate to accommodate the stored data.
163.PP
164Any data written to a memory \s-1BIO\s0 can be recalled by reading from it.
165Unless the memory \s-1BIO\s0 is read only any data read from it is deleted from
166the \s-1BIO\s0.
--- 63 unchanged lines hidden (view full) ---
230\& BIO_puts(mem, "Hello World\en");
231.Ve
232.PP
233Create a read only memory \s-1BIO:\s0
234.PP
235.Vb 3
236\& char data[] = "Hello World";
237\& BIO *mem;
238\& mem = BIO_new_mem_buf(data, -1);
239.Ve
240.PP
241Extract the \s-1BUF_MEM\s0 structure from a memory \s-1BIO\s0 and then free up the \s-1BIO:\s0
242.PP
243.Vb 4
244\& BUF_MEM *bptr;
245\& BIO_get_mem_ptr(mem, &bptr);
246\& BIO_set_close(mem, BIO_NOCLOSE); /* So BIO_free() leaves BUF_MEM alone */
247\& BIO_free(mem);
248.Ve
249.SH "SEE ALSO"
250.IX Header "SEE ALSO"
251\&\s-1TBA\s0